diff options
author | cvs2svn <> | 2006-03-21 03:57:35 +0300 |
---|---|---|
committer | cvs2svn <> | 2006-03-21 03:57:35 +0300 |
commit | f84325d0899e5052fd59892ece265f7c2bd6c6a7 (patch) | |
tree | fdbea2e5c834b2c023ecd6f1f15ea1474186a4e1 /winsup/cygwin/syscalls.cc | |
parent | 3078fb4f360e44b436bafcd9e7c51f26792e34b4 (diff) |
This commit was manufactured by cvs2svn to create branch 'newlib-newlib-csl-20060320-branchpoint
csl-20060320-branch'.
Sprout from master 2006-03-21 00:57:34 UTC Mark Mitchell <mark@codesourcery.com> ' * acconfig.h (_ATEXIT_DYNAMIC_ALLOC): Undef.'
Cherrypick from cygnus 1999-05-03 07:29:06 UTC Richard Henderson <rth@redhat.com> '19990502 sourceware import':
README
config/mh-armpic
config/mh-elfalphapic
config/mh-m68kpic
config/mh-papic
config/mh-ppcpic
config/mh-x86pic
config/mt-d30v
config/mt-netware
config/mt-ospace
etc/add-log.el
etc/add-log.vi
etc/configbuild.ein
etc/configbuild.fig
etc/configbuild.jin
etc/configbuild.tin
etc/configdev.ein
etc/configdev.fig
etc/configdev.jin
etc/configdev.tin
etc/configure
etc/configure.in
makefile.vms
Delete:
compile
djunpack.bat
include/COPYING
include/ChangeLog
include/ChangeLog-9103
include/MAINTAINERS
include/alloca-conf.h
include/ansidecl.h
include/aout/ChangeLog
include/aout/adobe.h
include/aout/aout64.h
include/aout/ar.h
include/aout/dynix3.h
include/aout/encap.h
include/aout/host.h
include/aout/hp.h
include/aout/hp300hpux.h
include/aout/hppa.h
include/aout/ranlib.h
include/aout/reloc.h
include/aout/stab.def
include/aout/stab_gnu.h
include/aout/sun4.h
include/bfdlink.h
include/bin-bugs.h
include/bout.h
include/coff/ChangeLog
include/coff/ChangeLog-9103
include/coff/alpha.h
include/coff/apollo.h
include/coff/arm.h
include/coff/aux-coff.h
include/coff/ecoff.h
include/coff/external.h
include/coff/go32exe.h
include/coff/h8300.h
include/coff/h8500.h
include/coff/i386.h
include/coff/i860.h
include/coff/i960.h
include/coff/ia64.h
include/coff/internal.h
include/coff/m68k.h
include/coff/m88k.h
include/coff/maxq.h
include/coff/mcore.h
include/coff/mips.h
include/coff/mipspe.h
include/coff/or32.h
include/coff/pe.h
include/coff/powerpc.h
include/coff/rs6000.h
include/coff/rs6k64.h
include/coff/sh.h
include/coff/sparc.h
include/coff/sym.h
include/coff/symconst.h
include/coff/ti.h
include/coff/tic30.h
include/coff/tic4x.h
include/coff/tic54x.h
include/coff/tic80.h
include/coff/w65.h
include/coff/we32k.h
include/coff/xcoff.h
include/coff/z80.h
include/coff/z8k.h
include/demangle.h
include/dis-asm.h
include/dyn-string.h
include/elf/ChangeLog
include/elf/ChangeLog-9103
include/elf/alpha.h
include/elf/arc.h
include/elf/arm.h
include/elf/avr.h
include/elf/bfin.h
include/elf/common.h
include/elf/cr16c.h
include/elf/cris.h
include/elf/crx.h
include/elf/d10v.h
include/elf/d30v.h
include/elf/dlx.h
include/elf/dwarf.h
include/elf/dwarf2.h
include/elf/external.h
include/elf/fr30.h
include/elf/frv.h
include/elf/h8.h
include/elf/hppa.h
include/elf/i370.h
include/elf/i386.h
include/elf/i860.h
include/elf/i960.h
include/elf/ia64.h
include/elf/internal.h
include/elf/ip2k.h
include/elf/iq2000.h
include/elf/m32c.h
include/elf/m32r.h
include/elf/m68hc11.h
include/elf/m68k.h
include/elf/mcore.h
include/elf/mips.h
include/elf/mmix.h
include/elf/mn10200.h
include/elf/mn10300.h
include/elf/msp430.h
include/elf/mt.h
include/elf/openrisc.h
include/elf/or32.h
include/elf/pj.h
include/elf/ppc.h
include/elf/ppc64.h
include/elf/reloc-macros.h
include/elf/s390.h
include/elf/sh.h
include/elf/sparc.h
include/elf/v850.h
include/elf/vax.h
include/elf/x86-64.h
include/elf/xc16x.h
include/elf/xstormy16.h
include/elf/xtensa.h
include/fibheap.h
include/filenames.h
include/floatformat.h
include/fnmatch.h
include/fopen-bin.h
include/fopen-same.h
include/fopen-vms.h
include/gdb/ChangeLog
include/gdb/callback.h
include/gdb/fileio.h
include/gdb/remote-sim.h
include/gdb/signals.h
include/gdb/sim-arm.h
include/gdb/sim-d10v.h
include/gdb/sim-frv.h
include/gdb/sim-h8300.h
include/gdb/sim-m32c.h
include/gdb/sim-ppc.h
include/gdb/sim-sh.h
include/gdbm.h
include/getopt.h
include/hashtab.h
include/hp-symtab.h
include/ieee.h
include/libiberty.h
include/md5.h
include/nlm/ChangeLog
include/nlm/alpha-ext.h
include/nlm/common.h
include/nlm/external.h
include/nlm/i386-ext.h
include/nlm/internal.h
include/nlm/ppc-ext.h
include/nlm/sparc32-ext.h
include/oasys.h
include/objalloc.h
include/obstack.h
include/opcode/ChangeLog
include/opcode/ChangeLog-9103
include/opcode/alpha.h
include/opcode/arc.h
include/opcode/arm.h
include/opcode/avr.h
include/opcode/bfin.h
include/opcode/cgen-bitset.h
include/opcode/cgen.h
include/opcode/convex.h
include/opcode/cris.h
include/opcode/crx.h
include/opcode/d10v.h
include/opcode/d30v.h
include/opcode/dlx.h
include/opcode/h8300.h
include/opcode/hppa.h
include/opcode/i370.h
include/opcode/i386.h
include/opcode/i860.h
include/opcode/i960.h
include/opcode/ia64.h
include/opcode/m68hc11.h
include/opcode/m68k.h
include/opcode/m88k.h
include/opcode/maxq.h
include/opcode/mips.h
include/opcode/mmix.h
include/opcode/mn10200.h
include/opcode/mn10300.h
include/opcode/msp430.h
include/opcode/np1.h
include/opcode/ns32k.h
include/opcode/or32.h
include/opcode/pdp11.h
include/opcode/pj.h
include/opcode/pn.h
include/opcode/ppc.h
include/opcode/pyr.h
include/opcode/s390.h
include/opcode/sparc.h
include/opcode/tahoe.h
include/opcode/tic30.h
include/opcode/tic4x.h
include/opcode/tic54x.h
include/opcode/tic80.h
include/opcode/v850.h
include/opcode/vax.h
include/os9k.h
include/partition.h
include/progress.h
include/safe-ctype.h
include/sort.h
include/splay-tree.h
include/symcat.h
include/ternary.h
include/xregex.h
include/xregex2.h
include/xtensa-config.h
include/xtensa-isa-internal.h
include/xtensa-isa.h
winsup/COPYING
winsup/CYGWIN_LICENSE
winsup/ChangeLog
winsup/Makefile.common
winsup/Makefile.in
winsup/README
winsup/configure
winsup/configure.in
winsup/cygserver/ChangeLog
winsup/cygserver/Makefile.in
winsup/cygserver/README
winsup/cygserver/bsd_helper.cc
winsup/cygserver/bsd_helper.h
winsup/cygserver/bsd_log.cc
winsup/cygserver/bsd_log.h
winsup/cygserver/bsd_mutex.cc
winsup/cygserver/bsd_mutex.h
winsup/cygserver/client.cc
winsup/cygserver/configure
winsup/cygserver/configure.in
winsup/cygserver/cygserver-config
winsup/cygserver/cygserver.cc
winsup/cygserver/cygserver.conf
winsup/cygserver/msg.cc
winsup/cygserver/process.cc
winsup/cygserver/process.h
winsup/cygserver/sem.cc
winsup/cygserver/shm.cc
winsup/cygserver/sysv_msg.cc
winsup/cygserver/sysv_sem.cc
winsup/cygserver/sysv_shm.cc
winsup/cygserver/threaded_queue.cc
winsup/cygserver/threaded_queue.h
winsup/cygserver/transport.cc
winsup/cygserver/transport.h
winsup/cygserver/transport_pipes.cc
winsup/cygserver/transport_pipes.h
winsup/cygserver/transport_sockets.cc
winsup/cygserver/transport_sockets.h
winsup/cygserver/wincap.cc
winsup/cygserver/wincap.h
winsup/cygserver/woutsup.h
winsup/cygwin/CYGWIN_LICENSE
winsup/cygwin/ChangeLog
winsup/cygwin/ChangeLog-1995
winsup/cygwin/ChangeLog-1996
winsup/cygwin/ChangeLog-1997
winsup/cygwin/ChangeLog-1998
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winsup/cygwin/ChangeLog-2005
winsup/cygwin/Makefile.in
winsup/cygwin/ROADMAP
winsup/cygwin/acconfig.h
winsup/cygwin/analyze_sigfe
winsup/cygwin/ansi.sgml
winsup/cygwin/assert.cc
winsup/cygwin/autoload.cc
winsup/cygwin/automode.c
winsup/cygwin/binmode.c
winsup/cygwin/child_info.h
winsup/cygwin/config.h.in
winsup/cygwin/config/i386/profile.h
winsup/cygwin/configure
winsup/cygwin/configure.in
winsup/cygwin/cpuid.h
winsup/cygwin/crt0.c
winsup/cygwin/ctype.cc
winsup/cygwin/cxx.cc
winsup/cygwin/cygerrno.h
winsup/cygwin/cygheap.cc
winsup/cygwin/cygheap.h
winsup/cygwin/cygmagic
winsup/cygwin/cygmalloc.h
winsup/cygwin/cygserver.h
winsup/cygwin/cygserver_ipc.h
winsup/cygwin/cygserver_msg.h
winsup/cygwin/cygserver_sem.h
winsup/cygwin/cygserver_shm.h
winsup/cygwin/cygthread.cc
winsup/cygwin/cygthread.h
winsup/cygwin/cygtls.cc
winsup/cygwin/cygtls.h
winsup/cygwin/cygwin-shilka
winsup/cygwin/cygwin.din
winsup/cygwin/cygwin.sc
winsup/cygwin/cygwin_version.h
winsup/cygwin/dcrt0.cc
winsup/cygwin/debug.cc
winsup/cygwin/debug.h
winsup/cygwin/delqueue.cc
winsup/cygwin/devices.cc
winsup/cygwin/devices.h
winsup/cygwin/devices.in
winsup/cygwin/dir.cc
winsup/cygwin/dlfcn.cc
winsup/cygwin/dll_init.cc
winsup/cygwin/dll_init.h
winsup/cygwin/dll_init.sgml
winsup/cygwin/dllfixdbg
winsup/cygwin/dlmalloc.c
winsup/cygwin/dlmalloc.h
winsup/cygwin/dtable.cc
winsup/cygwin/dtable.h
winsup/cygwin/dtable.sgml
winsup/cygwin/environ.cc
winsup/cygwin/environ.h
winsup/cygwin/errno.cc
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winsup/cygwin/exec.cc
winsup/cygwin/external.cc
winsup/cygwin/external.sgml
winsup/cygwin/fcntl.cc
winsup/cygwin/fhandler.cc
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winsup/cygwin/fhandler_clipboard.cc
winsup/cygwin/fhandler_console.cc
winsup/cygwin/fhandler_disk_file.cc
winsup/cygwin/fhandler_dsp.cc
winsup/cygwin/fhandler_fifo.cc
winsup/cygwin/fhandler_floppy.cc
winsup/cygwin/fhandler_mailslot.cc
winsup/cygwin/fhandler_mem.cc
winsup/cygwin/fhandler_netdrive.cc
winsup/cygwin/fhandler_nodevice.cc
winsup/cygwin/fhandler_proc.cc
winsup/cygwin/fhandler_process.cc
winsup/cygwin/fhandler_random.cc
winsup/cygwin/fhandler_raw.cc
winsup/cygwin/fhandler_registry.cc
winsup/cygwin/fhandler_serial.cc
winsup/cygwin/fhandler_socket.cc
winsup/cygwin/fhandler_tape.cc
winsup/cygwin/fhandler_termios.cc
winsup/cygwin/fhandler_tty.cc
winsup/cygwin/fhandler_virtual.cc
winsup/cygwin/fhandler_windows.cc
winsup/cygwin/fhandler_zero.cc
winsup/cygwin/flock.cc
winsup/cygwin/fork.cc
winsup/cygwin/gcrt0.c
winsup/cygwin/gendef
winsup/cygwin/gendevices
winsup/cygwin/gentls_offsets
winsup/cygwin/glob.c
winsup/cygwin/gmon.c
winsup/cygwin/gmon.h
winsup/cygwin/grp.cc
winsup/cygwin/heap.cc
winsup/cygwin/heap.h
winsup/cygwin/hires.h
winsup/cygwin/hookapi.cc
winsup/cygwin/how-autoload-works.txt
winsup/cygwin/how-cygheap-works.txt
winsup/cygwin/how-cygtls-works.txt
winsup/cygwin/how-fhandlers-work.txt
winsup/cygwin/how-signals-work.txt
winsup/cygwin/how-spawn-works.txt
winsup/cygwin/how-to-debug-cygwin.txt
winsup/cygwin/how-vfork-works.txt
winsup/cygwin/include/a.out.h
winsup/cygwin/include/arpa/ftp.h
winsup/cygwin/include/arpa/inet.h
winsup/cygwin/include/arpa/telnet.h
winsup/cygwin/include/asm/byteorder.h
winsup/cygwin/include/asm/socket.h
winsup/cygwin/include/asm/types.h
winsup/cygwin/include/byteswap.h
winsup/cygwin/include/ctype.h
winsup/cygwin/include/cygwin/_types.h
winsup/cygwin/include/cygwin/acl.h
winsup/cygwin/include/cygwin/config.h
winsup/cygwin/include/cygwin/core_dump.h
winsup/cygwin/include/cygwin/cygwin_dll.h
winsup/cygwin/include/cygwin/fs.h
winsup/cygwin/include/cygwin/grp.h
winsup/cygwin/include/cygwin/hdreg.h
winsup/cygwin/include/cygwin/icmp.h
winsup/cygwin/include/cygwin/if.h
winsup/cygwin/include/cygwin/in.h
winsup/cygwin/include/cygwin/in_systm.h
winsup/cygwin/include/cygwin/ipc.h
winsup/cygwin/include/cygwin/msg.h
winsup/cygwin/include/cygwin/mtio.h
winsup/cygwin/include/cygwin/rdevio.h
winsup/cygwin/include/cygwin/sem.h
winsup/cygwin/include/cygwin/shm.h
winsup/cygwin/include/cygwin/signal.h
winsup/cygwin/include/cygwin/socket.h
winsup/cygwin/include/cygwin/sockios.h
winsup/cygwin/include/cygwin/stat.h
winsup/cygwin/include/cygwin/stdlib.h
winsup/cygwin/include/cygwin/sys_time.h
winsup/cygwin/include/cygwin/sysproto.h
winsup/cygwin/include/cygwin/time.h
winsup/cygwin/include/cygwin/types.h
winsup/cygwin/include/cygwin/uio.h
winsup/cygwin/include/cygwin/utmp.h
winsup/cygwin/include/cygwin/version.h
winsup/cygwin/include/dlfcn.h
winsup/cygwin/include/elf.h
winsup/cygwin/include/endian.h
winsup/cygwin/include/err.h
winsup/cygwin/include/exceptions.h
winsup/cygwin/include/fcntl.h
winsup/cygwin/include/features.h
winsup/cygwin/include/fnmatch.h
winsup/cygwin/include/fts.h
winsup/cygwin/include/ftw.h
winsup/cygwin/include/getopt.h
winsup/cygwin/include/glob.h
winsup/cygwin/include/icmp.h
winsup/cygwin/include/inttypes.h
winsup/cygwin/include/io.h
winsup/cygwin/include/lastlog.h
winsup/cygwin/include/libgen.h
winsup/cygwin/include/limits.h
winsup/cygwin/include/machine/stdlib.h
winsup/cygwin/include/mapi.h
winsup/cygwin/include/memory.h
winsup/cygwin/include/mntent.h
winsup/cygwin/include/net/if.h
winsup/cygwin/include/netdb.h
winsup/cygwin/include/netinet/in.h
winsup/cygwin/include/netinet/in_systm.h
winsup/cygwin/include/netinet/ip.h
winsup/cygwin/include/netinet/ip_icmp.h
winsup/cygwin/include/netinet/tcp.h
winsup/cygwin/include/netinet/udp.h
winsup/cygwin/include/paths.h
winsup/cygwin/include/poll.h
winsup/cygwin/include/pthread.h
winsup/cygwin/include/pty.h
winsup/cygwin/include/sched.h
winsup/cygwin/include/search.h
winsup/cygwin/include/semaphore.h
winsup/cygwin/include/stdint.h
winsup/cygwin/include/strings.h
winsup/cygwin/include/sys/acl.h
winsup/cygwin/include/sys/cdefs.h
winsup/cygwin/include/sys/copying.dj
winsup/cygwin/include/sys/cygwin.h
winsup/cygwin/include/sys/dirent.h
winsup/cygwin/include/sys/elf32.h
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winsup/cygwin/include/sys/elf_generic.h
winsup/cygwin/include/sys/file.h
winsup/cygwin/include/sys/ioctl.h
winsup/cygwin/include/sys/ipc.h
winsup/cygwin/include/sys/lock.h
winsup/cygwin/include/sys/mman.h
winsup/cygwin/include/sys/mount.h
winsup/cygwin/include/sys/msg.h
winsup/cygwin/include/sys/mtio.h
winsup/cygwin/include/sys/param.h
winsup/cygwin/include/sys/poll.h
winsup/cygwin/include/sys/procfs.h
winsup/cygwin/include/sys/queue.h
winsup/cygwin/include/sys/resource.h
winsup/cygwin/include/sys/select.h
winsup/cygwin/include/sys/sem.h
winsup/cygwin/include/sys/shm.h
winsup/cygwin/include/sys/smallprint.h
winsup/cygwin/include/sys/socket.h
winsup/cygwin/include/sys/soundcard.h
winsup/cygwin/include/sys/statfs.h
winsup/cygwin/include/sys/statvfs.h
winsup/cygwin/include/sys/stdio.h
winsup/cygwin/include/sys/strace.h
winsup/cygwin/include/sys/syslog.h
winsup/cygwin/include/sys/sysmacros.h
winsup/cygwin/include/sys/sysproto.h
winsup/cygwin/include/sys/termio.h
winsup/cygwin/include/sys/termios.h
winsup/cygwin/include/sys/ttychars.h
winsup/cygwin/include/sys/uio.h
winsup/cygwin/include/sys/un.h
winsup/cygwin/include/sys/utime.h
winsup/cygwin/include/sys/utmp.h
winsup/cygwin/include/sys/utsname.h
winsup/cygwin/include/sys/vfs.h
winsup/cygwin/include/sys/wait.h
winsup/cygwin/include/sysexits.h
winsup/cygwin/include/syslog.h
winsup/cygwin/include/termio.h
winsup/cygwin/include/tzfile.h
winsup/cygwin/include/utmpx.h
winsup/cygwin/init.cc
winsup/cygwin/ioctl.cc
winsup/cygwin/ipc.cc
winsup/cygwin/lib/_cygwin_crt0_common.cc
winsup/cygwin/lib/crt0.h
winsup/cygwin/lib/cygwin_attach_dll.c
winsup/cygwin/lib/cygwin_crt0.c
winsup/cygwin/lib/dll_entry.c
winsup/cygwin/lib/dll_main.cc
winsup/cygwin/lib/libcmain.c
winsup/cygwin/lib/premain0.c
winsup/cygwin/lib/premain1.c
winsup/cygwin/lib/premain2.c
winsup/cygwin/lib/premain3.c
winsup/cygwin/lib/pseudo-reloc.c
winsup/cygwin/libc/bsdlib.cc
winsup/cygwin/libc/fnmatch.c
winsup/cygwin/libc/fts.c
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winsup/cygwin/libc/timelocal.h
winsup/cygwin/localtime.cc
winsup/cygwin/lsearch.cc
winsup/cygwin/malloc.cc
winsup/cygwin/malloc_wrapper.cc
winsup/cygwin/mcount.c
winsup/cygwin/misc-std.sgml
winsup/cygwin/miscfuncs.cc
winsup/cygwin/mktemp.cc
winsup/cygwin/mkvers.sh
winsup/cygwin/mmap.cc
winsup/cygwin/msg.cc
winsup/cygwin/mtinfo.h
winsup/cygwin/net.cc
winsup/cygwin/netdb.cc
winsup/cygwin/newsym
winsup/cygwin/ntdll.h
winsup/cygwin/ntea.cc
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winsup/utils/aclocal.m4
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winsup/utils/configure.in
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winsup/w32api/lib/dnsapi.def
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winsup/w32api/lib/mswsock.def
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winsup/w32api/lib/nddeapi.def
winsup/w32api/lib/netapi32.def
winsup/w32api/lib/ntdll.def
winsup/w32api/lib/odbc32.def
winsup/w32api/lib/odbccp32.def
winsup/w32api/lib/ole32.def
winsup/w32api/lib/oleacc.def
winsup/w32api/lib/oleaut32.def
winsup/w32api/lib/olecli32.def
winsup/w32api/lib/oledlg.def
winsup/w32api/lib/olepro32.def
winsup/w32api/lib/olesvr32.def
winsup/w32api/lib/opengl32.def
winsup/w32api/lib/penwin32.def
winsup/w32api/lib/pkpd32.def
winsup/w32api/lib/powrprof.def
winsup/w32api/lib/psapi.def
winsup/w32api/lib/rapi.def
winsup/w32api/lib/rasapi32.def
winsup/w32api/lib/rasdlg.def
winsup/w32api/lib/res.rc
winsup/w32api/lib/rpcdce4.def
winsup/w32api/lib/rpcns4.def
winsup/w32api/lib/rpcrt4.def
winsup/w32api/lib/scrnsave.c
winsup/w32api/lib/secur32.def
winsup/w32api/lib/setupapi.def
winsup/w32api/lib/shell32.c
winsup/w32api/lib/shell32.def
winsup/w32api/lib/shfolder.def
winsup/w32api/lib/shlwapi.def
winsup/w32api/lib/snmpapi.def
winsup/w32api/lib/svrapi.def
winsup/w32api/lib/tapi32.def
winsup/w32api/lib/test.c
winsup/w32api/lib/th32.def
winsup/w32api/lib/thunk32.def
winsup/w32api/lib/url.def
winsup/w32api/lib/user32.def
winsup/w32api/lib/userenv.def
winsup/w32api/lib/uuid.c
winsup/w32api/lib/uxtheme.def
winsup/w32api/lib/vdmdbg.def
winsup/w32api/lib/version.def
winsup/w32api/lib/vfw32.mri
winsup/w32api/lib/win32spl.def
winsup/w32api/lib/wininet.def
winsup/w32api/lib/winmm.def
winsup/w32api/lib/winspool.def
winsup/w32api/lib/winstrm.def
winsup/w32api/lib/wldap32.def
winsup/w32api/lib/wow32.def
winsup/w32api/lib/ws2_32.c
winsup/w32api/lib/ws2_32.def
winsup/w32api/lib/wsnmp32.def
winsup/w32api/lib/wsock32.def
winsup/w32api/lib/wst.def
winsup/w32api/lib/wtsapi32.def
Diffstat (limited to 'winsup/cygwin/syscalls.cc')
-rw-r--r-- | winsup/cygwin/syscalls.cc | 3164 |
1 files changed, 0 insertions, 3164 deletions
diff --git a/winsup/cygwin/syscalls.cc b/winsup/cygwin/syscalls.cc deleted file mode 100644 index 3b976c0d3..000000000 --- a/winsup/cygwin/syscalls.cc +++ /dev/null @@ -1,3164 +0,0 @@ -/* syscalls.cc: syscalls - - Copyright 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, - 2005 Red Hat, Inc. - -This file is part of Cygwin. - -This software is a copyrighted work licensed under the terms of the -Cygwin license. Please consult the file "CYGWIN_LICENSE" for -details. */ - -#define fstat __FOOfstat__ -#define lstat __FOOlstat__ -#define stat __FOOstat__ -#define _close __FOO_close__ -#define _lseek __FOO_lseek__ -#define _open __FOO_open__ -#define _read __FOO_read__ -#define _write __FOO_write__ -#define _open64 __FOO_open64__ -#define _lseek64 __FOO_lseek64__ -#define _fstat64 __FOO_fstat64__ -#define pread __FOO_pread -#define pwrite __FOO_pwrite - -#include "winsup.h" -#include <sys/stat.h> -#include <sys/vfs.h> /* needed for statfs */ -#include <sys/statvfs.h> /* needed for statvfs */ -#include <pwd.h> -#include <grp.h> -#include <stdlib.h> -#include <stdio.h> -#include <process.h> -#include <utmp.h> -#include <utmpx.h> -#include <sys/uio.h> -#include <errno.h> -#include <ctype.h> -#include <limits.h> -#include <unistd.h> -#include <setjmp.h> -#include <winnls.h> -#include <wininet.h> -#include <winioctl.h> -#include <lmcons.h> /* for UNLEN */ -#include <rpc.h> - -#undef fstat -#undef lstat -#undef stat -#undef pread -#undef pwrite - -#include <cygwin/version.h> -#include <sys/cygwin.h> -#include "cygerrno.h" -#include "perprocess.h" -#include "security.h" -#include "path.h" -#include "fhandler.h" -#include "dtable.h" -#include "sigproc.h" -#include "pinfo.h" -#include "shared_info.h" -#include "cygheap.h" -#include "pwdgrp.h" -#include "cpuid.h" -#include "registry.h" -#include "environ.h" - -#undef _close -#undef _lseek -#undef _open -#undef _read -#undef _write -#undef _open64 -#undef _lseek64 -#undef _fstat64 - -suffix_info stat_suffixes[] = -{ - suffix_info ("", 1), - suffix_info (".exe", 1), - suffix_info (NULL) -}; - -bool transparent_exe = false; - -SYSTEM_INFO system_info; - -static int __stdcall mknod_worker (const char *, mode_t, mode_t, _major_t, - _minor_t); - -static int __stdcall stat_worker (const char *name, struct __stat64 *buf, - int nofollow) __attribute__ ((regparm (3))); - -/* Close all files and process any queued deletions. - Lots of unix style applications will open a tmp file, unlink it, - but never call close. This function is called by _exit to - ensure we don't leave any such files lying around. */ - -void __stdcall -close_all_files (bool norelease) -{ - cygheap->fdtab.lock (); - - fhandler_base *fh; - for (int i = 0; i < (int) cygheap->fdtab.size; i++) - if ((fh = cygheap->fdtab[i]) != NULL) - { -#ifdef DEBUGGING - debug_printf ("closing fd %d", i); -#endif - fh->close (); - if (!norelease) - cygheap->fdtab.release (i); - } - - if (!hExeced && cygheap->ctty) - cygheap->close_ctty (); - - cygheap->fdtab.unlock (); - user_shared->delqueue.process_queue (); -} - -int -dup (int fd) -{ - return cygheap->fdtab.dup2 (fd, cygheap_fdnew ()); -} - -int -dup2 (int oldfd, int newfd) -{ - return cygheap->fdtab.dup2 (oldfd, newfd); -} - -extern "C" int -unlink (const char *ourname) -{ - int res = -1; - DWORD devn; - - path_conv win32_name (ourname, PC_SYM_NOFOLLOW, - transparent_exe ? stat_suffixes : NULL); - - if (win32_name.error) - { - set_errno (win32_name.error); - goto done; - } - - if ((devn = win32_name.get_devn ()) == FH_PROC || devn == FH_REGISTRY - || devn == FH_PROCESS) - { - set_errno (EROFS); - goto done; - } - - syscall_printf ("_unlink (%s)", win32_name.get_win32 ()); - - if (!win32_name.exists ()) - { - syscall_printf ("unlinking a nonexistent file"); - set_errno (ENOENT); - goto done; - } - else if (win32_name.isdir ()) - { - syscall_printf ("unlinking a directory"); - set_errno (EPERM); - goto done; - } - - bool setattrs; - if (!((DWORD) win32_name & (FILE_ATTRIBUTE_READONLY | FILE_ATTRIBUTE_SYSTEM))) - setattrs = false; - else - { - /* Allow us to delete even if read-only */ - setattrs = SetFileAttributes (win32_name, - (DWORD) win32_name - & ~(FILE_ATTRIBUTE_READONLY - | FILE_ATTRIBUTE_SYSTEM)); - } - /* Attempt to use "delete on close" semantics to handle removing - a file which may be open. - - CV 2004-09-17: Not if the file is on a remote share. If two processes - have open handles on a file and one of them calls unlink, then it - happens that the file is remove from the remote share even though the - other process still has an open handle. This other process than gets - Win32 error 59, ERROR_UNEXP_NET_ERR when trying to access the file. - - For some reason, that does not happen when using DeleteFile, which - nicely succeeds but still, the file is available for the other process. - To reproduce, mount /tmp on a remote share and call - - bash -c "cat << EOF" - - Microsoft KB 837665 describes this problem as a bug in 2K3, but I have - reproduced it on shares on Samba 2.2.8, Samba 3.0.2, NT4SP6, XP64SP1 and - 2K3 and in all cases, DeleteFile works, "delete on close" does not. */ - if (!win32_name.isremote () && wincap.has_delete_on_close ()) - { - HANDLE h; - h = CreateFile (win32_name, 0, FILE_SHARE_READ, &sec_none_nih, - OPEN_EXISTING, FILE_FLAG_DELETE_ON_CLOSE, 0); - if (h != INVALID_HANDLE_VALUE) - { - if (wincap.has_hard_links () && setattrs) - SetFileAttributes (win32_name, (DWORD) win32_name); - BOOL res = CloseHandle (h); - syscall_printf ("%d = CloseHandle (%p)", res, h); - if (GetFileAttributes (win32_name) == INVALID_FILE_ATTRIBUTES - || !win32_name.isremote ()) - { - syscall_printf ("CreateFile (FILE_FLAG_DELETE_ON_CLOSE) succeeded"); - goto ok; - } - else - { - syscall_printf ("CreateFile (FILE_FLAG_DELETE_ON_CLOSE) failed"); - if (setattrs) - SetFileAttributes (win32_name, (DWORD) win32_name & ~(FILE_ATTRIBUTE_READONLY | FILE_ATTRIBUTE_SYSTEM)); - } - } - } - - /* Try a delete with attributes reset */ - if (DeleteFile (win32_name)) - { - syscall_printf ("DeleteFile after CreateFile/CloseHandle succeeded"); - goto ok; - } - - DWORD lasterr; - lasterr = GetLastError (); - - SetFileAttributes (win32_name, (DWORD) win32_name); - - /* Windows 9x seems to report ERROR_ACCESS_DENIED rather than sharing - violation. So, set lasterr to ERROR_SHARING_VIOLATION in this case - to simplify tests. */ - if (wincap.access_denied_on_delete () && lasterr == ERROR_ACCESS_DENIED - && !win32_name.isremote ()) - lasterr = ERROR_SHARING_VIOLATION; - - /* FILE_FLAGS_DELETE_ON_CLOSE was a bust. If this is a sharing - violation, then queue the file for deletion when the process - exits. Otherwise, punt. */ - if (lasterr != ERROR_SHARING_VIOLATION) - goto err; - - syscall_printf ("couldn't delete file, err %d", lasterr); - - /* Add file to the "to be deleted" queue. */ - user_shared->delqueue.queue_file (win32_name); - - /* Success condition. */ - ok: - res = 0; - goto done; - - /* Error condition. */ - err: - __seterrno (); - res = -1; - - done: - syscall_printf ("%d = unlink (%s)", res, ourname); - return res; -} - -extern "C" int -_remove_r (struct _reent *, const char *ourname) -{ - path_conv win32_name (ourname, PC_SYM_NOFOLLOW); - - if (win32_name.error) - { - set_errno (win32_name.error); - syscall_printf ("-1 = remove (%s)", ourname); - return -1; - } - - return win32_name.isdir () ? rmdir (ourname) : unlink (ourname); -} - -extern "C" int -remove (const char *ourname) -{ - path_conv win32_name (ourname, PC_SYM_NOFOLLOW); - - if (win32_name.error) - { - set_errno (win32_name.error); - syscall_printf ("-1 = remove (%s)", ourname); - return -1; - } - - return win32_name.isdir () ? rmdir (ourname) : unlink (ourname); -} - -extern "C" pid_t -getpid () -{ - return myself->pid; -} - -extern "C" pid_t -_getpid_r (struct _reent *) -{ - return getpid (); -} - -/* getppid: POSIX 4.1.1.1 */ -extern "C" pid_t -getppid () -{ - return myself->ppid; -} - -/* setsid: POSIX 4.3.2.1 */ -extern "C" pid_t -setsid (void) -{ -#ifdef NEWVFORK - vfork_save *vf = vfork_storage.val (); - /* This is a horrible, horrible kludge */ - if (vf && vf->pid < 0) - { - pid_t pid = fork (); - if (pid > 0) - { - syscall_printf ("longjmping due to vfork"); - vf->restore_pid (pid); - } - /* assuming that fork was successful */ - } -#endif - - if (myself->pgid == myself->pid) - syscall_printf ("hmm. pgid %d pid %d", myself->pgid, myself->pid); - else - { - myself->ctty = -1; - cygheap->manage_console_count ("setsid", 0); - myself->sid = getpid (); - myself->pgid = getpid (); - if (cygheap->ctty) - cygheap->close_ctty (); - syscall_printf ("sid %d, pgid %d, %s", myself->sid, myself->pgid, myctty ()); - return myself->sid; - } - - set_errno (EPERM); - return -1; -} - -extern "C" pid_t -getsid (pid_t pid) -{ - pid_t res; - if (!pid) - res = myself->sid; - else - { - pinfo p (pid); - if (p) - res = p->sid; - else - { - set_errno (ESRCH); - res = -1; - } - } - return res; -} - -extern "C" ssize_t -read (int fd, void *ptr, size_t len) -{ - const iovec iov = - { - iov_base: ptr, - iov_len: len - }; - - return readv (fd, &iov, 1); -} - -extern "C" ssize_t -pread (int fd, void *ptr, size_t len, _off64_t off) -{ - ssize_t res; - cygheap_fdget cfd (fd); - if (cfd < 0) - res = -1; - else - res = cfd->pread (ptr, len, off); - - syscall_printf ("%d = pread (%d, %p, %d, %d), errno %d", - res, fd, ptr, len, off, get_errno ()); - return res; -} - -extern "C" ssize_t -pwrite (int fd, void *ptr, size_t len, _off64_t off) -{ - ssize_t res; - cygheap_fdget cfd (fd); - if (cfd < 0) - res = -1; - else - res = cfd->pwrite (ptr, len, off); - - syscall_printf ("%d = pwrite (%d, %p, %d, %d), errno %d", - res, fd, ptr, len, off, get_errno ()); - return res; -} - -EXPORT_ALIAS (read, _read) - -extern "C" ssize_t -write (int fd, const void *ptr, size_t len) -{ - const struct iovec iov = - { - iov_base: (void *) ptr, // const_cast - iov_len: len - }; - - return writev (fd, &iov, 1); -} - -EXPORT_ALIAS (write, _write) - -extern "C" ssize_t -readv (int fd, const struct iovec *const iov, const int iovcnt) -{ - extern int sigcatchers; - const int e = get_errno (); - - int res = -1; - - const ssize_t tot = check_iovec_for_read (iov, iovcnt); - - if (tot <= 0) - { - res = tot; - goto done; - } - - while (1) - { - sig_dispatch_pending (); - - cygheap_fdget cfd (fd); - if (cfd < 0) - break; - - if ((cfd->get_flags () & O_ACCMODE) == O_WRONLY) - { - set_errno (EBADF); - break; - } - - DWORD wait = cfd->is_nonblocking () ? 0 : INFINITE; - - /* Could block, so let user know we at least got here. */ - syscall_printf ("readv (%d, %p, %d) %sblocking, sigcatchers %d", - fd, iov, iovcnt, wait ? "" : "non", sigcatchers); - - if (wait && (!cfd->is_slow () || cfd->uninterruptible_io ())) - debug_printf ("no need to call ready_for_read"); - else if (!cfd->ready_for_read (fd, wait)) - { - res = -1; - goto out; - } - - /* FIXME: This is not thread safe. We need some method to - ensure that an fd, closed in another thread, aborts I/O - operations. */ - if (!cfd.isopen ()) - break; - - /* Check to see if this is a background read from a "tty", - sending a SIGTTIN, if appropriate */ - res = cfd->bg_check (SIGTTIN); - - if (!cfd.isopen ()) - { - res = -1; - break; - } - - if (res > bg_eof) - { - myself->process_state |= PID_TTYIN; - if (!cfd.isopen ()) - { - res = -1; - break; - } - res = cfd->readv (iov, iovcnt, tot); - myself->process_state &= ~PID_TTYIN; - } - - out: - if (res >= 0 || get_errno () != EINTR || !_my_tls.call_signal_handler ()) - break; - set_errno (e); - } - -done: - syscall_printf ("%d = readv (%d, %p, %d), errno %d", res, fd, iov, iovcnt, - get_errno ()); - MALLOC_CHECK; - return res; -} - -extern "C" ssize_t -writev (const int fd, const struct iovec *const iov, const int iovcnt) -{ - int res = -1; - sig_dispatch_pending (); - const ssize_t tot = check_iovec_for_write (iov, iovcnt); - - cygheap_fdget cfd (fd); - if (cfd < 0) - goto done; - - if (tot <= 0) - { - res = tot; - goto done; - } - - if ((cfd->get_flags () & O_ACCMODE) == O_RDONLY) - { - set_errno (EBADF); - goto done; - } - - /* Could block, so let user know we at least got here. */ - if (fd == 1 || fd == 2) - paranoid_printf ("writev (%d, %p, %d)", fd, iov, iovcnt); - else - syscall_printf ("writev (%d, %p, %d)", fd, iov, iovcnt); - - res = cfd->bg_check (SIGTTOU); - - if (res > (int) bg_eof) - { - myself->process_state |= PID_TTYOU; - res = cfd->writev (iov, iovcnt, tot); - myself->process_state &= ~PID_TTYOU; - } - -done: - if (fd == 1 || fd == 2) - paranoid_printf ("%d = write (%d, %p, %d), errno %d", - res, fd, iov, iovcnt, get_errno ()); - else - syscall_printf ("%d = write (%d, %p, %d), errno %d", - res, fd, iov, iovcnt, get_errno ()); - - MALLOC_CHECK; - return res; -} - -/* _open */ -/* newlib's fcntl.h defines _open as taking variable args so we must - correspond. The third arg if it exists is: mode_t mode. */ -extern "C" int -open (const char *unix_path, int flags, ...) -{ - int res = -1; - va_list ap; - mode_t mode = 0; - sig_dispatch_pending (); - - syscall_printf ("open (%s, %p)", unix_path, flags); - myfault efault; - if (efault.faulted (EFAULT)) - /* errno already set */; - else if (!*unix_path) - set_errno (ENOENT); - else - { - /* check for optional mode argument */ - va_start (ap, flags); - mode = va_arg (ap, mode_t); - va_end (ap); - - fhandler_base *fh; - cygheap_fdnew fd; - - if (fd >= 0) - { - if (!(fh = build_fh_name (unix_path, NULL, (flags & O_NOFOLLOW) ? - PC_SYM_NOFOLLOW : PC_SYM_FOLLOW, - transparent_exe ? stat_suffixes : NULL))) - res = -1; // errno already set - else if ((flags & O_NOFOLLOW) && fh->issymlink ()) - { - delete fh; - res = -1; - set_errno (ELOOP); - } - else if (((flags & (O_CREAT | O_EXCL)) == (O_CREAT | O_EXCL)) && fh->exists ()) - { - delete fh; - res = -1; - set_errno (EEXIST); - } - else if (fh->is_fs_special () && fh->device_access_denied (flags)) - { - delete fh; - res = -1; - } - else if (!fh->open (flags, (mode & 07777) & ~cygheap->umask)) - { - delete fh; - res = -1; - } - else - { - cygheap->fdtab[fd] = fh; - if ((res = fd) <= 2) - set_std_handle (res); - } - } - } - - syscall_printf ("%d = open (%s, %p)", res, unix_path, flags); - return res; -} - -EXPORT_ALIAS (open, _open ) -EXPORT_ALIAS (open, _open64 ) - -extern "C" _off64_t -lseek64 (int fd, _off64_t pos, int dir) -{ - _off64_t res; - - if (dir != SEEK_SET && dir != SEEK_CUR && dir != SEEK_END) - { - set_errno (EINVAL); - res = -1; - } - else - { - cygheap_fdget cfd (fd); - if (cfd >= 0) - res = cfd->lseek (pos, dir); - else - res = -1; - } - syscall_printf ("%D = lseek (%d, %D, %d)", res, fd, pos, dir); - - return res; -} - -EXPORT_ALIAS (lseek64, _lseek64) - -extern "C" _off_t -lseek (int fd, _off_t pos, int dir) -{ - return lseek64 (fd, (_off64_t) pos, dir); -} - -EXPORT_ALIAS (lseek, _lseek) - -extern "C" int -close (int fd) -{ - int res; - - syscall_printf ("close (%d)", fd); - - MALLOC_CHECK; - cygheap_fdget cfd (fd, true); - if (cfd < 0) - res = -1; - else - { - res = cfd->close (); - cfd.release (); - } - - syscall_printf ("%d = close (%d)", res, fd); - MALLOC_CHECK; - return res; -} - -EXPORT_ALIAS (close, _close) - -extern "C" int -isatty (int fd) -{ - int res; - - cygheap_fdget cfd (fd); - if (cfd < 0) - res = 0; - else - res = cfd->is_tty (); - syscall_printf ("%d = isatty (%d)", res, fd); - return res; -} - -/* Under NT, try to make a hard link using backup API. If that - fails or we are Win 95, just copy the file. - FIXME: We should actually be checking partition type, not OS. - Under NTFS, we should support hard links. On FAT partitions, - we should just copy the file. -*/ - -extern "C" int -link (const char *oldpath, const char *newpath) -{ - int res = -1; - fhandler_base *fh; - - if (!(fh = build_fh_name (oldpath, NULL, PC_SYM_NOFOLLOW, - transparent_exe ? stat_suffixes : NULL))) - goto error; - - if (fh->error ()) - { - debug_printf ("got %d error from build_fh_name", fh->error ()); - set_errno (fh->error ()); - } - else - res = fh->link (newpath); - - delete fh; - error: - syscall_printf ("%d = link (%s, %s)", res, oldpath, newpath); - return res; -} - -/* chown: POSIX 5.6.5.1 */ -/* - * chown () is only implemented for Windows NT. Under other operating - * systems, it is only a stub that always returns zero. - */ -static int -chown_worker (const char *name, unsigned fmode, __uid32_t uid, __gid32_t gid) -{ - if (!wincap.has_security ()) // real chown only works on NT - return 0; // return zero (and do nothing) under Windows 9x - - int res = -1; - fhandler_base *fh; - - if (!(fh = build_fh_name (name, NULL, fmode, stat_suffixes))) - goto error; - - if (fh->error ()) - { - debug_printf ("got %d error from build_fh_name", fh->error ()); - set_errno (fh->error ()); - } - else - res = fh->fchown (uid, gid); - - delete fh; - error: - syscall_printf ("%d = %schown (%s,...)", - res, (fmode & PC_SYM_NOFOLLOW) ? "l" : "", name); - return res; -} - -extern "C" int -chown32 (const char * name, __uid32_t uid, __gid32_t gid) -{ - return chown_worker (name, PC_SYM_FOLLOW, uid, gid); -} - -extern "C" int -chown (const char * name, __uid16_t uid, __gid16_t gid) -{ - return chown_worker (name, PC_SYM_FOLLOW, - uid16touid32 (uid), gid16togid32 (gid)); -} - -extern "C" int -lchown32 (const char * name, __uid32_t uid, __gid32_t gid) -{ - return chown_worker (name, PC_SYM_NOFOLLOW, uid, gid); -} - -extern "C" int -lchown (const char * name, __uid16_t uid, __gid16_t gid) -{ - return chown_worker (name, PC_SYM_NOFOLLOW, - uid16touid32 (uid), gid16togid32 (gid)); -} - -extern "C" int -fchown32 (int fd, __uid32_t uid, __gid32_t gid) -{ - if (!wincap.has_security ()) // real chown only works on NT - return 0; // return zero (and do nothing) under Windows 9x - - cygheap_fdget cfd (fd); - if (cfd < 0) - { - syscall_printf ("-1 = fchown (%d,...)", fd); - return -1; - } - - int res = cfd->fchown (uid, gid); - - syscall_printf ("%d = fchown (%s,...)", res, cfd->get_name ()); - return res; -} - -extern "C" int -fchown (int fd, __uid16_t uid, __gid16_t gid) -{ - return fchown32 (fd, uid16touid32 (uid), gid16togid32 (gid)); -} - -/* umask: POSIX 5.3.3.1 */ -extern "C" mode_t -umask (mode_t mask) -{ - mode_t oldmask; - - oldmask = cygheap->umask; - cygheap->umask = mask & 0777; - return oldmask; -} - -int -chmod_device (path_conv& pc, mode_t mode) -{ - return mknod_worker (pc, pc.dev.mode & S_IFMT, mode, pc.dev.major, pc.dev.minor); -} - -/* chmod: POSIX 5.6.4.1 */ -extern "C" int -chmod (const char *path, mode_t mode) -{ - int res = -1; - fhandler_base *fh; - if (!(fh = build_fh_name (path, NULL, PC_SYM_FOLLOW, stat_suffixes))) - goto error; - - if (fh->error ()) - { - debug_printf ("got %d error from build_fh_name", fh->error ()); - set_errno (fh->error ()); - } - else - res = fh->fchmod (mode); - - delete fh; - error: - syscall_printf ("%d = chmod (%s, %p)", res, path, mode); - return res; -} - -/* fchmod: P96 5.6.4.1 */ - -extern "C" int -fchmod (int fd, mode_t mode) -{ - cygheap_fdget cfd (fd); - if (cfd < 0) - { - syscall_printf ("-1 = fchmod (%d, 0%o)", fd, mode); - return -1; - } - - return cfd->fchmod (mode); -} - -static void -stat64_to_stat32 (struct __stat64 *src, struct __stat32 *dst) -{ - dst->st_dev = ((src->st_dev >> 8) & 0xff00) | (src->st_dev & 0xff); - dst->st_ino = ((unsigned) (src->st_ino >> 32)) | (unsigned) src->st_ino; - dst->st_mode = src->st_mode; - dst->st_nlink = src->st_nlink; - dst->st_uid = src->st_uid; - dst->st_gid = src->st_gid; - dst->st_rdev = ((src->st_rdev >> 8) & 0xff00) | (src->st_rdev & 0xff); - dst->st_size = src->st_size; - dst->st_atim = src->st_atim; - dst->st_mtim = src->st_mtim; - dst->st_ctim = src->st_ctim; - dst->st_blksize = src->st_blksize; - dst->st_blocks = src->st_blocks; -} - -extern "C" int -fstat64 (int fd, struct __stat64 *buf) -{ - int res; - - cygheap_fdget cfd (fd); - if (cfd < 0) - res = -1; - else - { - memset (buf, 0, sizeof (struct __stat64)); - res = cfd->fstat (buf); - if (!res) - { - if (!buf->st_ino) - buf->st_ino = cfd->get_namehash (); - if (!buf->st_dev) - buf->st_dev = cfd->get_device (); - if (!buf->st_rdev) - buf->st_rdev = buf->st_dev; - } - } - - syscall_printf ("%d = fstat (%d, %p)", res, fd, buf); - return res; -} - -extern "C" int -_fstat64_r (struct _reent *ptr, int fd, struct __stat64 *buf) -{ - int ret; - - if ((ret = fstat64 (fd, buf)) == -1) - ptr->_errno = get_errno (); - return ret; -} - -extern "C" int -fstat (int fd, struct __stat32 *buf) -{ - struct __stat64 buf64; - int ret = fstat64 (fd, &buf64); - if (!ret) - stat64_to_stat32 (&buf64, buf); - return ret; -} - -extern "C" int -_fstat_r (struct _reent *ptr, int fd, struct __stat32 *buf) -{ - int ret; - - if ((ret = fstat (fd, buf)) == -1) - ptr->_errno = get_errno (); - return ret; -} - -/* fsync: P96 6.6.1.1 */ -extern "C" int -fsync (int fd) -{ - cygheap_fdget cfd (fd); - if (cfd < 0) - { - syscall_printf ("-1 = fsync (%d)", fd); - return -1; - } - return cfd->fsync (); -} - -EXPORT_ALIAS (fsync, fdatasync) - -static void -sync_worker (const char *vol) -{ - HANDLE fh = CreateFileA (vol, GENERIC_WRITE, wincap.shared (), - &sec_none_nih, OPEN_EXISTING, 0, NULL); - if (fh != INVALID_HANDLE_VALUE) - { - FlushFileBuffers (fh); - CloseHandle (fh); - } - else - debug_printf ("Open failed with %E"); -} - -/* sync: SUSv3 */ -extern "C" void -sync () -{ - char vol[CYG_MAX_PATH]; - - if (wincap.has_guid_volumes ()) /* Win2k and newer */ - { - char a_drive[CYG_MAX_PATH] = {0}; - char b_drive[CYG_MAX_PATH] = {0}; - - if (is_floppy ("A:")) - GetVolumeNameForVolumeMountPointA ("A:\\", a_drive, CYG_MAX_PATH); - if (is_floppy ("B:")) - GetVolumeNameForVolumeMountPointA ("B:\\", a_drive, CYG_MAX_PATH); - - HANDLE sh = FindFirstVolumeA (vol, CYG_MAX_PATH); - if (sh != INVALID_HANDLE_VALUE) - { - do - { - debug_printf ("Try volume %s", vol); - - /* Check vol for being a floppy on A: or B:. Skip them. */ - if (strcasematch (vol, a_drive) || strcasematch (vol, b_drive)) - { - debug_printf ("Is floppy, don't sync"); - continue; - } - - /* Eliminate trailing backslash. */ - vol[strlen (vol) - 1] = '\0'; - sync_worker (vol); - } - while (FindNextVolumeA (sh, vol, CYG_MAX_PATH)); - FindVolumeClose (sh); - } - } - else if (wincap.is_winnt ()) /* 9x has no concept for opening volumes */ - { - DWORD drives = GetLogicalDrives (); - DWORD mask = 1; - /* Skip floppies on A: and B: as in setmntent. */ - if ((drives & 1) && is_floppy ("A:")) - drives &= ~1; - if ((drives & 2) && is_floppy ("B:")) - drives &= ~2; - strcpy (vol, "\\\\.\\A:"); - do - { - /* Geeh. Try to sync only non-floppy drives. */ - if (drives & mask) - { - debug_printf ("Try volume %s", vol); - sync_worker (vol); - } - vol[4]++; - } - while ((mask <<= 1) <= 1 << 25); - } -} - -/* Cygwin internal */ -static int __stdcall -stat_worker (const char *name, struct __stat64 *buf, int nofollow) -{ - int res = -1; - fhandler_base *fh = NULL; - - myfault efault; - if (efault.faulted (EFAULT)) - goto error; - - if (!(fh = build_fh_name (name, NULL, nofollow ? PC_SYM_NOFOLLOW : PC_SYM_FOLLOW, - stat_suffixes))) - goto error; - - if (fh->error ()) - { - debug_printf ("got %d error from build_fh_name", fh->error ()); - set_errno (fh->error ()); - } - else if (fh->exists ()) - { - debug_printf ("(%s, %p, %d, %p), file_attributes %d", name, buf, nofollow, - fh, (DWORD) *fh); - memset (buf, 0, sizeof (*buf)); - res = fh->fstat (buf); - if (!res) - { - if (!buf->st_ino) - buf->st_ino = fh->get_namehash (); - if (!buf->st_dev) - buf->st_dev = fh->get_device (); - if (!buf->st_rdev) - buf->st_rdev = buf->st_dev; - } - } - else - set_errno (ENOENT); - - delete fh; - error: - MALLOC_CHECK; - syscall_printf ("%d = (%s, %p)", res, name, buf); - return res; -} - -extern "C" int -stat64 (const char *name, struct __stat64 *buf) -{ - syscall_printf ("entering"); - return stat_worker (name, buf, 0); -} - -extern "C" int -_stat64_r (struct _reent *ptr, const char *name, struct __stat64 *buf) -{ - int ret; - - if ((ret = stat64 (name, buf)) == -1) - ptr->_errno = get_errno (); - return ret; -} - -extern "C" int -stat (const char *name, struct __stat32 *buf) -{ - struct __stat64 buf64; - int ret = stat64 (name, &buf64); - if (!ret) - stat64_to_stat32 (&buf64, buf); - return ret; -} - -extern "C" int -_stat_r (struct _reent *ptr, const char *name, struct __stat32 *buf) -{ - int ret; - - if ((ret = stat (name, buf)) == -1) - ptr->_errno = get_errno (); - return ret; -} - -/* lstat: Provided by SVR4 and 4.3+BSD, POSIX? */ -extern "C" int -lstat64 (const char *name, struct __stat64 *buf) -{ - syscall_printf ("entering"); - return stat_worker (name, buf, 1); -} - -/* lstat: Provided by SVR4 and 4.3+BSD, POSIX? */ -extern "C" int -lstat (const char *name, struct __stat32 *buf) -{ - struct __stat64 buf64; - int ret = lstat64 (name, &buf64); - if (!ret) - stat64_to_stat32 (&buf64, buf); - return ret; -} - -extern "C" int -access (const char *fn, int flags) -{ - // flags were incorrectly specified - int res = -1; - if (flags & ~(F_OK|R_OK|W_OK|X_OK)) - set_errno (EINVAL); - else - { - fhandler_base *fh = build_fh_name (fn, NULL, PC_SYM_FOLLOW, stat_suffixes); - if (fh) - { - res = fh->fhaccess (flags); - delete fh; - } - } - debug_printf ("returning %d", res); - return res; -} - -extern "C" int -rename (const char *oldpath, const char *newpath) -{ - int res = 0; - char *lnk_suffix = NULL; - bool no_lnk_file_exists = false; - - path_conv real_old (oldpath, PC_SYM_NOFOLLOW, - transparent_exe ? stat_suffixes : NULL); - - if (real_old.error) - { - syscall_printf ("-1 = rename (%s, %s)", oldpath, newpath); - set_errno (real_old.error); - return -1; - } - - if (!real_old.exists ()) /* file to move doesn't exist */ - { - syscall_printf ("file to move doesn't exist"); - set_errno (ENOENT); - return -1; - } - - path_conv real_new (newpath, PC_SYM_NOFOLLOW, - transparent_exe ? stat_suffixes : NULL); - - char new_buf[CYG_MAX_PATH + 5]; - if (!real_new.error && !real_new.case_clash) - { - DWORD bintype; - int len; - - if (real_old.is_lnk_special ()) - { - if (real_new.exists ()) - { - /* This early directory test is necessary because the below test - tests against the name with attached .lnk suffix. To avoid - name collisions, we shouldn't rename a file to "foo.lnk" - if a "foo" directory exists. */ - if (real_new.isdir ()) - { - syscall_printf ("newpath is directory, but oldpath is not"); - set_errno (EISDIR); - return -1; - } - /* Shortcut hack, No. 3, part 1 */ - no_lnk_file_exists = true; - } - /* Shortcut hack. */ - strcpy (new_buf, newpath); - strcat (new_buf, ".lnk"); - newpath = new_buf; - real_new.check (newpath, PC_SYM_NOFOLLOW); - } - else if (transparent_exe - && !real_old.isdir () - && GetBinaryType (real_old, &bintype) - && (len = strlen (real_new)) > 4 - && !strcasematch ((const char *) real_new + len - 4, ".exe")) - { - /* Executable hack. */ - strcpy (new_buf, newpath); - strcat (new_buf, ".exe"); - newpath = new_buf; - real_new.check (newpath, PC_SYM_NOFOLLOW); - } - } - - if (real_new.error || real_new.case_clash) - { - syscall_printf ("-1 = rename (%s, %s)", oldpath, newpath); - set_errno (real_new.case_clash ? ECASECLASH : real_new.error); - return -1; - } - - if (real_new.isdir () && !real_old.isdir ()) - { - syscall_printf ("newpath is directory, but oldpath is not"); - set_errno (EISDIR); - return -1; - } - - /* Destination file exists and is read only, change that or else - the rename won't work. */ - if (real_new.has_attribute (FILE_ATTRIBUTE_READONLY)) - SetFileAttributes (real_new, (DWORD) real_new & ~FILE_ATTRIBUTE_READONLY); - - /* Shortcut hack No. 2, part 1 */ - if (!real_old.issymlink () && !real_new.error && real_new.is_lnk_special () - && (lnk_suffix = strrchr (real_new.get_win32 (), '.'))) - *lnk_suffix = '\0'; - - if (MoveFile (real_old, real_new)) - goto done; - - res = -1; - - /* Test for an attempt to make a directory a subdirectory of itself first. - This test has to be made before any attempt to remove the potentially - existing file or directory real_new. Otherwise we end up with a - non-moved directory *and* a deleted read_new path. Also this case - has to generate an EINVAL in all circumstances, - - NB: We could test this also before calling MoveFile but the idea is - that this is a somewhat seldom case and we like to avoid expensive - string comparison. So we allow MoveFile to fail and test the error - code instead. - - The order in the condition is (hopefully) trimmed for doing the least - expensive stuff first. Nevertheless it would be nice if 9x could - generate the same error codes as NT. - NT generates ERROR_SHARING_VIOLATION in all cases, while 9x generates - ERROR_ACCESS_DENIED if the target path doesn't exist, - ERROR_ALREADY_EXISTS otherwise */ - int len; - DWORD lasterr; - lasterr = GetLastError (); - if (real_old.isdir () - && ((lasterr == ERROR_SHARING_VIOLATION && wincap.has_move_file_ex ()) - || (lasterr == ERROR_ACCESS_DENIED && !real_new.exists () - && !wincap.has_move_file_ex ()) - || (lasterr == ERROR_ALREADY_EXISTS && real_new.exists () - && !wincap.has_move_file_ex ())) - && (len = strlen (real_old), strncasematch (real_old, real_new, len)) - && real_new[len] == '\\') - SetLastError (ERROR_INVALID_PARAMETER); - else if (real_new.isdir ()) - { - /* Since neither MoveFileEx(MOVEFILE_REPLACE_EXISTING) nor DeleteFile - allow to remove directories, this case is handled separately. */ - if (!RemoveDirectoryA (real_new)) - { - syscall_printf ("Can't remove target directory"); - /* On 9X ERROR_ACCESS_DENIED is returned if you try to remove - a non-empty directory. */ - if (GetLastError () == ERROR_ACCESS_DENIED - && wincap.access_denied_on_delete ()) - SetLastError (ERROR_DIR_NOT_EMPTY); - } - else if (MoveFile (real_old, real_new)) - res = 0; - } - else if (wincap.has_move_file_ex ()) - { - if (MoveFileEx (real_old.get_win32 (), real_new.get_win32 (), - MOVEFILE_REPLACE_EXISTING)) - res = 0; - } - else if (lasterr == ERROR_ALREADY_EXISTS || lasterr == ERROR_FILE_EXISTS) - { - syscall_printf ("try win95 hack"); - for (int i = 0; i < 2; i++) - { - if (!DeleteFileA (real_new) && - GetLastError () != ERROR_FILE_NOT_FOUND) - { - syscall_printf ("deleting %s to be paranoid", - real_new.get_win32 ()); - break; - } - else if (MoveFile (real_old, real_new)) - { - res = 0; - break; - } - } - } - -done: - if (res) - { - __seterrno (); - /* Reset R/O attributes if neccessary. */ - if (real_new.has_attribute (FILE_ATTRIBUTE_READONLY)) - SetFileAttributes (real_new, real_new); - } - else - { - /* make the new file have the permissions of the old one */ - DWORD attr = real_old; -#ifdef HIDDEN_DOT_FILES - char *c = strrchr (real_old.get_win32 (), '\\'); - if ((c && c[1] == '.') || *real_old.get_win32 () == '.') - attr &= ~FILE_ATTRIBUTE_HIDDEN; - c = strrchr (real_new.get_win32 (), '\\'); - if ((c && c[1] == '.') || *real_new.get_win32 () == '.') - attr |= FILE_ATTRIBUTE_HIDDEN; -#endif - SetFileAttributes (real_new, attr); - - /* Shortcut hack, No. 2, part 2 */ - /* if the new filename was an existing shortcut, remove it now if the - new filename is equal to the shortcut name without .lnk suffix. */ - if (lnk_suffix) - { - *lnk_suffix = '.'; - DeleteFile (real_new); - } - /* Shortcut hack, No. 3, part 2 */ - /* If a file with the given name exists, it must be deleted after the - symlink has been renamed. Otherwise we end up with two files of - the same name in the directory, one file "newpath", which already - exited before rename has been called, and one file "newpath.lnk", - which is the result of the rename operation. */ - else if (no_lnk_file_exists) - { - lnk_suffix = strrchr (real_new.get_win32 (), '.'); - *lnk_suffix = '\0'; - DeleteFile (real_new); - } - } - - syscall_printf ("%d = rename (%s, %s)", res, (char *) real_old, - (char *) real_new); - - return res; -} - -extern "C" int -system (const char *cmdstring) -{ - pthread_testcancel (); - - myfault efault; - if (efault.faulted (EFAULT)) - return -1; - - int res; - const char* command[4]; - - if (cmdstring == NULL) - return 1; - - command[0] = "sh"; - command[1] = "-c"; - command[2] = cmdstring; - command[3] = (const char *) NULL; - - if ((res = spawnvp (_P_SYSTEM, "/bin/sh", command)) == -1) - { - // when exec fails, return value should be as if shell - // executed exit (127) - res = 127; - } - - return res; -} - -extern "C" int -setdtablesize (int size) -{ - if (size <= (int)cygheap->fdtab.size || cygheap->fdtab.extend (size - cygheap->fdtab.size)) - return 0; - - return -1; -} - -extern "C" int -getdtablesize () -{ - return cygheap->fdtab.size > OPEN_MAX ? cygheap->fdtab.size : OPEN_MAX; -} - -extern "C" size_t -getpagesize () -{ - if (!system_info.dwPageSize) - GetSystemInfo (&system_info); - return (size_t) system_info.dwAllocationGranularity; -} - -size_t -getsystempagesize () -{ - if (!system_info.dwAllocationGranularity) - GetSystemInfo (&system_info); - return (size_t) system_info.dwPageSize; -} - -static int -check_posix_perm (const char *fname, int v) -{ - /* Windows 95/98/ME don't support file system security at all. */ - if (!wincap.has_security ()) - return 0; - - /* ntea is ok for supporting permission bits but it doesn't support - full POSIX security settings. */ - if (v == _PC_POSIX_PERMISSIONS && allow_ntea) - return 1; - - if (!allow_ntsec) - return 0; - - char *root = rootdir (fname, (char *)alloca (strlen (fname))); - - if (!allow_smbntsec - && ((root[0] == '\\' && root[1] == '\\') - || GetDriveType (root) == DRIVE_REMOTE)) - return 0; - - DWORD vsn, len, flags; - if (!GetVolumeInformation (root, NULL, 0, &vsn, &len, &flags, NULL, 16)) - { - __seterrno (); - return 0; - } - - return (flags & FS_PERSISTENT_ACLS) ? 1 : 0; -} - -/* FIXME: not all values are correct... */ -extern "C" long int -fpathconf (int fd, int v) -{ - cygheap_fdget cfd (fd); - if (cfd < 0) - return -1; - switch (v) - { - case _PC_LINK_MAX: - return _POSIX_LINK_MAX; - case _PC_MAX_CANON: - case _PC_MAX_INPUT: - if (isatty (fd)) - return _POSIX_MAX_CANON; - else - { - set_errno (EBADF); - return -1; - } - case _PC_NAME_MAX: - case _PC_PATH_MAX: - return PATH_MAX; - case _PC_PIPE_BUF: - return PIPE_BUF; - case _PC_CHOWN_RESTRICTED: - case _PC_NO_TRUNC: - return -1; - case _PC_VDISABLE: - if (cfd->is_tty ()) - return -1; - else - { - set_errno (EBADF); - return -1; - } - case _PC_POSIX_PERMISSIONS: - case _PC_POSIX_SECURITY: - if (cfd->get_device () == FH_FS) - return check_posix_perm (cfd->get_win32_name (), v); - set_errno (EINVAL); - return -1; - default: - set_errno (EINVAL); - return -1; - } -} - -extern "C" long int -pathconf (const char *file, int v) -{ - myfault efault; - if (efault.faulted (EFAULT)) - return -1; - if (!*file) - { - set_errno (ENOENT); - return -1; - } - switch (v) - { - case _PC_PATH_MAX: - return PATH_MAX - strlen (file); - case _PC_NAME_MAX: - return PATH_MAX; - case _PC_LINK_MAX: - return _POSIX_LINK_MAX; - case _PC_MAX_CANON: - case _PC_MAX_INPUT: - return _POSIX_MAX_CANON; - case _PC_PIPE_BUF: - return PIPE_BUF; - case _PC_CHOWN_RESTRICTED: - case _PC_NO_TRUNC: - return -1; - case _PC_VDISABLE: - return -1; - case _PC_POSIX_PERMISSIONS: - case _PC_POSIX_SECURITY: - { - path_conv full_path (file, PC_SYM_FOLLOW, - transparent_exe ? stat_suffixes : NULL); - if (full_path.error) - { - set_errno (full_path.error); - return -1; - } - if (full_path.is_auto_device ()) - { - set_errno (EINVAL); - return -1; - } - return check_posix_perm (full_path, v); - } - default: - set_errno (EINVAL); - return -1; - } -} - -extern "C" int -ttyname_r (int fd, char *buf, size_t buflen) -{ - int ret = 0; - myfault efault; - if (efault.faulted ()) - ret = EFAULT; - else - { - cygheap_fdget cfd (fd, true); - if (cfd < 0) - ret = EBADF; - else if (!cfd->is_tty ()) - ret = ENOTTY; - else if (buflen < strlen (cfd->ttyname ()) + 1) - ret = ERANGE; - else - strcpy (buf, cfd->ttyname ()); - } - debug_printf ("returning %d tty: %s", ret, ret ? "NULL" : buf); - return ret; -} - -extern "C" char * -ttyname (int fd) -{ - static char name[TTY_NAME_MAX + 1]; - int ret = ttyname_r (fd, name, TTY_NAME_MAX + 1); - if (ret) - { - set_errno (ret); - return NULL; - } - return name; -} - -extern "C" char * -ctermid (char *str) -{ - static NO_COPY char buf[16]; - if (str == NULL) - str = buf; - if (!real_tty_attached (myself)) - strcpy (str, "/dev/conin"); - else - __small_sprintf (str, "/dev/tty%d", myself->ctty); - return str; -} - -/* Tells stdio if it should do the cr/lf conversion for this file */ -extern "C" int -_cygwin_istext_for_stdio (int fd) -{ - if (CYGWIN_VERSION_OLD_STDIO_CRLF_HANDLING) - { - syscall_printf ("fd %d: old API", fd); - return 0; /* we do it for old apps, due to getc/putc macros */ - } - - cygheap_fdget cfd (fd, false, false); - if (cfd < 0) - { - syscall_printf ("fd %d: not open", fd); - return 0; - } - -#if 0 - if (cfd->get_device () != FH_FS) - { - syscall_printf ("fd not disk file. Defaulting to binary."); - return 0; - } -#endif - - if (cfd->wbinary () || cfd->rbinary ()) - { - syscall_printf ("fd %d: opened as binary", fd); - return 0; - } - - syscall_printf ("fd %d: defaulting to text", fd); - return 1; -} - -/* internal newlib function */ -extern "C" int _fwalk (struct _reent *ptr, int (*function) (FILE *)); - -static int -setmode_helper (FILE *f) -{ - if (fileno (f) != _my_tls.locals.setmode_file) - { - syscall_printf ("improbable, but %d != %d", fileno (f), _my_tls.locals.setmode_file); - return 0; - } - syscall_printf ("file was %s now %s", f->_flags & __SCLE ? "text" : "binary", - _my_tls.locals.setmode_mode & O_TEXT ? "text" : "binary"); - if (_my_tls.locals.setmode_mode & O_TEXT) - f->_flags |= __SCLE; - else - f->_flags &= ~__SCLE; - return 0; -} - -extern "C" int -getmode (int fd) -{ - cygheap_fdget cfd (fd); - if (cfd < 0) - return -1; - - return cfd->get_flags () & (O_BINARY | O_TEXT); -} - -/* Set a file descriptor into text or binary mode, returning the - previous mode. */ - -extern "C" int -setmode (int fd, int mode) -{ - cygheap_fdget cfd (fd); - if (cfd < 0) - return -1; - if (mode != O_BINARY && mode != O_TEXT && mode != 0) - { - set_errno (EINVAL); - return -1; - } - - /* Note that we have no way to indicate the case that writes are - binary but not reads, or vice-versa. These cases can arise when - using the tty or console interface. People using those - interfaces should not use setmode. */ - - int res; - if (cfd->wbinary () && cfd->rbinary ()) - res = O_BINARY; - else if (cfd->wbinset () && cfd->rbinset ()) - res = O_TEXT; /* Specifically set O_TEXT */ - else - res = 0; - - if (!mode) - cfd->reset_to_open_binmode (); - else - cfd->set_flags ((cfd->get_flags () & ~(O_TEXT | O_BINARY)) | mode); - - syscall_printf ("(%d<%s>, %p) returning %s", fd, cfd->get_name (), - mode, res & O_TEXT ? "text" : "binary"); - return res; -} - -extern "C" int -cygwin_setmode (int fd, int mode) -{ - int res = setmode (fd, mode); - if (res != -1) - { - _my_tls.locals.setmode_file = fd; - if (_cygwin_istext_for_stdio (fd)) - _my_tls.locals.setmode_mode = O_TEXT; - else - _my_tls.locals.setmode_mode = O_BINARY; - _fwalk (_GLOBAL_REENT, setmode_helper); - } - return res; -} - -extern "C" int -ftruncate64 (int fd, _off64_t length) -{ - int res = -1; - cygheap_fdget cfd (fd); - if (cfd >= 0) - res = cfd->ftruncate (length); - else - set_errno (EBADF); - syscall_printf ("%d = ftruncate (%d, %D)", res, fd, length); - return res; -} - -/* ftruncate: P96 5.6.7.1 */ -extern "C" int -ftruncate (int fd, _off_t length) -{ - return ftruncate64 (fd, (_off64_t)length); -} - -/* truncate: Provided by SVR4 and 4.3+BSD. Not part of POSIX.1 or XPG3 */ -extern "C" int -truncate64 (const char *pathname, _off64_t length) -{ - int fd; - int res = -1; - - fd = open (pathname, O_RDWR); - - if (fd != -1) - { - res = ftruncate64 (fd, length); - close (fd); - } - syscall_printf ("%d = truncate (%s, %D)", res, pathname, length); - - return res; -} - -/* truncate: Provided by SVR4 and 4.3+BSD. Not part of POSIX.1 or XPG3 */ -extern "C" int -truncate (const char *pathname, _off_t length) -{ - return truncate64 (pathname, (_off64_t)length); -} - -extern "C" long -get_osfhandle (int fd) -{ - long res; - - cygheap_fdget cfd (fd); - if (cfd >= 0) - res = (long) cfd->get_handle (); - else - res = -1; - - syscall_printf ("%d = get_osfhandle (%d)", res, fd); - return res; -} - -extern "C" int -statvfs (const char *fname, struct statvfs *sfs) -{ - int ret = -1; - char root[CYG_MAX_PATH]; - - myfault efault; - if (efault.faulted (EFAULT)) - return -1; - if (!*fname) - { - set_errno (ENOENT); - return -1; - } - - syscall_printf ("statfs %s", fname); - - if (!sfs) - { - set_errno (EFAULT); - return -1; - } - - path_conv full_path (fname, PC_SYM_FOLLOW); - if (!rootdir (full_path, root)) - { - set_errno (ENOTDIR); - return -1; - } - - ULARGE_INTEGER availb, freeb, totalb; - DWORD spc, bps, availc, freec, totalc, vsn, maxlen, flags; - BOOL status, statusex; - - push_thread_privilege (SE_CHANGE_NOTIFY_PRIV, true); - - /* GetDiskFreeSpaceEx must be called before GetDiskFreeSpace on - WinME, to avoid the MS KB 314417 bug */ - statusex = GetDiskFreeSpaceEx (root, &availb, &totalb, &freeb); - status = GetDiskFreeSpace (root, &spc, &bps, &freec, &totalc); - if (!status && statusex) - { - /* Grrr, this can happen on 9x when a share isn't attached to - a drive letter. Fake, fake, hoorah. */ - status = TRUE; - bps = 512; - spc = 8; - while ((totalb.QuadPart % (spc*bps)) && spc > 1) - spc >>= 1; - } - if (status) - { - if (statusex) - { - availc = availb.QuadPart / (spc*bps); - totalc = totalb.QuadPart / (spc*bps); - freec = freeb.QuadPart / (spc*bps); - if (freec > availc) - { - /* Quotas active. We can't trust totalc. */ - HANDLE hdl = CreateFile (full_path, READ_CONTROL, - wincap.shared (), &sec_none_nih, - OPEN_EXISTING, - FILE_FLAG_BACKUP_SEMANTICS, NULL); - if (hdl == INVALID_HANDLE_VALUE) - debug_printf ("CreateFile (%s) failed, %E", (char *) full_path); - else - { - NTFS_VOLUME_DATA_BUFFER nvdb; - DWORD bytes; - if (!DeviceIoControl (hdl, FSCTL_GET_NTFS_VOLUME_DATA, NULL, - 0, &nvdb, sizeof nvdb, &bytes, NULL)) - debug_printf ("DeviceIoControl (%s) failed, %E", (char *) full_path); - else - totalc = nvdb.TotalClusters.QuadPart; - CloseHandle (hdl); - } - } - } - else - availc = freec; - if (GetVolumeInformation (root, NULL, 0, &vsn, &maxlen, &flags, NULL, 0)) - { - sfs->f_bsize = spc*bps; - sfs->f_frsize = spc*bps; - sfs->f_blocks = totalc; - sfs->f_bfree = freec; - sfs->f_bavail = availc; - sfs->f_files = ULONG_MAX; - sfs->f_ffree = ULONG_MAX; - sfs->f_favail = ULONG_MAX; - sfs->f_fsid = vsn; - sfs->f_flag = flags; - sfs->f_namemax = maxlen; - ret = 0; - } - } - if (ret) - __seterrno (); - - pop_thread_privilege (); - - return ret; -} - -extern "C" int -fstatvfs (int fd, struct statvfs *sfs) -{ - cygheap_fdget cfd (fd); - if (cfd < 0) - return -1; - return statvfs (cfd->get_name (), sfs); -} - -extern "C" int -statfs (const char *fname, struct statfs *sfs) -{ - myfault efault; - if (efault.faulted (EFAULT)) - return -1; - struct statvfs vfs; - int ret = statvfs (fname, &vfs); - if (!ret) - { - sfs->f_type = vfs.f_flag; - sfs->f_bsize = vfs.f_bsize; - sfs->f_blocks = vfs.f_blocks; - sfs->f_bavail = vfs.f_bavail; - sfs->f_bfree = vfs.f_bfree; - sfs->f_files = -1; - sfs->f_ffree = -1; - sfs->f_fsid = vfs.f_fsid; - sfs->f_namelen = vfs.f_namemax; - } - return ret; -} - -extern "C" int -fstatfs (int fd, struct statfs *sfs) -{ - cygheap_fdget cfd (fd); - if (cfd < 0) - return -1; - return statfs (cfd->get_name (), sfs); -} - -/* setpgid: POSIX 4.3.3.1 */ -extern "C" int -setpgid (pid_t pid, pid_t pgid) -{ - int res = -1; - if (pid == 0) - pid = getpid (); - if (pgid == 0) - pgid = pid; - - if (pgid < 0) - set_errno (EINVAL); - else - { - pinfo p (pid, PID_MAP_RW); - if (!p) - set_errno (ESRCH); - else if (p->pgid == pgid) - res = 0; - /* A process may only change the process group of itself and its children */ - else if (p != myself && p->ppid != myself->pid) - set_errno (EPERM); - else - { - p->pgid = pgid; - if (p->pid != p->pgid) - p->set_has_pgid_children (0); - res = 0; - } - } - - syscall_printf ("pid %d, pgid %d, res %d", pid, pgid, res); - return res; -} - -extern "C" pid_t -getpgid (pid_t pid) -{ - if (pid == 0) - pid = getpid (); - - pinfo p (pid); - if (p == 0) - { - set_errno (ESRCH); - return -1; - } - return p->pgid; -} - -extern "C" int -setpgrp (void) -{ - return setpgid (0, 0); -} - -extern "C" pid_t -getpgrp (void) -{ - return getpgid (0); -} - -extern "C" char * -ptsname (int fd) -{ - cygheap_fdget cfd (fd); - if (cfd < 0) - return 0; - return (char *) (cfd->ptsname ()); -} - -/* FIXME: what is this? */ -extern "C" int __declspec(dllexport) -regfree () -{ - return 0; -} - -static int __stdcall -mknod_worker (const char *path, mode_t type, mode_t mode, _major_t major, - _minor_t minor) -{ - char buf[sizeof (":\\00000000:00000000:00000000") + CYG_MAX_PATH]; - sprintf (buf, ":\\%x:%x:%x", major, minor, - type | (mode & (S_IRWXU | S_IRWXG | S_IRWXO))); - return symlink_worker (buf, path, true, true); -} - -extern "C" int -mknod32 (const char *path, mode_t mode, __dev32_t dev) -{ - myfault efault; - if (efault.faulted (EFAULT)) - return -1; - if (!*path) - { - set_errno (ENOENT); - return -1; - } - - if (strlen (path) >= CYG_MAX_PATH) - return -1; - - path_conv w32path (path, PC_SYM_NOFOLLOW); - if (w32path.exists ()) - { - set_errno (EEXIST); - return -1; - } - - mode_t type = mode & S_IFMT; - _major_t major = _major (dev); - _minor_t minor = _minor (dev); - switch (type) - { - case S_IFCHR: - case S_IFBLK: - break; - - case S_IFIFO: - major = _major (FH_FIFO); - minor = _minor (FH_FIFO); - break; - - case 0: - case S_IFREG: - { - int fd = open (path, O_CREAT, mode); - if (fd < 0) - return -1; - close (fd); - return 0; - } - - default: - set_errno (EINVAL); - return -1; - } - - return mknod_worker (w32path, type, mode, major, minor); -} - -extern "C" int -mknod (const char *_path, mode_t mode, __dev16_t dev) -{ - return mknod32 (_path, mode, (__dev32_t) dev); -} - -extern "C" int -mkfifo (const char *path, mode_t mode) -{ - return mknod32 (path, (mode & ~S_IFMT) | S_IFIFO, 0); -} - -/* seteuid: standards? */ -extern "C" int -seteuid32 (__uid32_t uid) -{ - debug_printf ("uid: %u myself->uid: %u myself->gid: %u", - uid, myself->uid, myself->gid); - - if (uid == myself->uid && !cygheap->user.groups.ischanged) - { - debug_printf ("Nothing happens"); - return 0; - } - - cygsid usersid; - user_groups &groups = cygheap->user.groups; - HANDLE new_token = INVALID_HANDLE_VALUE; - struct passwd * pw_new; - bool token_is_internal, issamesid = false; - - pw_new = internal_getpwuid (uid); - if (!wincap.has_security () && pw_new) - { - load_registry_hive (pw_new->pw_name); - goto success_9x; - } - if (!usersid.getfrompw (pw_new)) - { - set_errno (EINVAL); - return -1; - } - - cygheap->user.deimpersonate (); - - /* Verify if the process token is suitable. */ - if (verify_token (hProcToken, usersid, groups)) - new_token = hProcToken; - /* Verify if the external token is suitable */ - else if (cygheap->user.external_token != NO_IMPERSONATION - && verify_token (cygheap->user.external_token, usersid, groups)) - new_token = cygheap->user.external_token; - /* Verify if the current token (internal or former external) is suitable */ - else if (cygheap->user.curr_primary_token != NO_IMPERSONATION - && cygheap->user.curr_primary_token != cygheap->user.external_token - && verify_token (cygheap->user.curr_primary_token, usersid, groups, - &token_is_internal)) - new_token = cygheap->user.curr_primary_token; - /* Verify if the internal token is suitable */ - else if (cygheap->user.internal_token != NO_IMPERSONATION - && cygheap->user.internal_token != cygheap->user.curr_primary_token - && verify_token (cygheap->user.internal_token, usersid, groups, - &token_is_internal)) - new_token = cygheap->user.internal_token; - - debug_printf ("Found token %d", new_token); - - /* If no impersonation token is available, try to - authenticate using NtCreateToken () or subauthentication. */ - if (new_token == INVALID_HANDLE_VALUE) - { - new_token = create_token (usersid, groups, pw_new); - if (new_token == INVALID_HANDLE_VALUE) - { - /* create_token failed. Try subauthentication. */ - debug_printf ("create token failed, try subauthentication."); - new_token = subauth (pw_new); - if (new_token == INVALID_HANDLE_VALUE) - { - cygheap->user.reimpersonate (); - return -1; - } - } - /* Keep at most one internal token */ - if (cygheap->user.internal_token != NO_IMPERSONATION) - CloseHandle (cygheap->user.internal_token); - cygheap->user.internal_token = new_token; - } - - if (new_token != hProcToken) - { - /* Avoid having HKCU use default user */ - char name[128]; - load_registry_hive (usersid.string (name)); - - /* Try setting owner to same value as user. */ - if (!SetTokenInformation (new_token, TokenOwner, - &usersid, sizeof usersid)) - debug_printf ("SetTokenInformation(user.token, TokenOwner), %E"); - /* Try setting primary group in token to current group */ - if (!SetTokenInformation (new_token, TokenPrimaryGroup, - &groups.pgsid, sizeof (cygsid))) - debug_printf ("SetTokenInformation(user.token, TokenPrimaryGroup), %E"); - /* Try setting default DACL */ - PACL dacl_buf = (PACL) alloca (MAX_DACL_LEN (5)); - if (sec_acl (dacl_buf, true, true, usersid)) - { - TOKEN_DEFAULT_DACL tdacl = { dacl_buf }; - if (!SetTokenInformation (new_token, TokenDefaultDacl, - &tdacl, sizeof (tdacl))) - debug_printf ("SetTokenInformation (TokenDefaultDacl), %E"); - } - } - - issamesid = (usersid == cygheap->user.sid ()); - cygheap->user.set_sid (usersid); - cygheap->user.curr_primary_token = new_token == hProcToken ? NO_IMPERSONATION - : new_token; - if (cygheap->user.current_token != NO_IMPERSONATION) - { - CloseHandle (cygheap->user.current_token); - cygheap->user.current_token = NO_IMPERSONATION; - } - if (cygheap->user.curr_primary_token != NO_IMPERSONATION) - { - if (!DuplicateTokenEx (cygheap->user.curr_primary_token, MAXIMUM_ALLOWED, - &sec_none, SecurityImpersonation, - TokenImpersonation, &cygheap->user.current_token)) - { - __seterrno (); - cygheap->user.curr_primary_token = NO_IMPERSONATION; - return -1; - } - set_cygwin_privileges (cygheap->user.current_token); - } - if (!cygheap->user.reimpersonate ()) - { - __seterrno (); - return -1; - } - -success_9x: - cygheap->user.set_name (pw_new->pw_name); - myself->uid = uid; - groups.ischanged = FALSE; - if (!issamesid) - user_shared_initialize (true); - return 0; -} - -extern "C" int -seteuid (__uid16_t uid) -{ - return seteuid32 (uid16touid32 (uid)); -} - -/* setuid: POSIX 4.2.2.1 */ -extern "C" int -setuid32 (__uid32_t uid) -{ - int ret = seteuid32 (uid); - if (!ret) - cygheap->user.real_uid = myself->uid; - debug_printf ("real: %d, effective: %d", cygheap->user.real_uid, myself->uid); - return ret; -} - -extern "C" int -setuid (__uid16_t uid) -{ - return setuid32 (uid16touid32 (uid)); -} - -extern "C" int -setreuid32 (__uid32_t ruid, __uid32_t euid) -{ - int ret = 0; - bool tried = false; - __uid32_t old_euid = myself->uid; - - if (ruid != ILLEGAL_UID && cygheap->user.real_uid != ruid && euid != ruid) - tried = !(ret = seteuid32 (ruid)); - if (!ret && euid != ILLEGAL_UID) - ret = seteuid32 (euid); - if (tried && (ret || euid == ILLEGAL_UID) && seteuid32 (old_euid)) - system_printf ("Cannot restore original euid %u", old_euid); - if (!ret && ruid != ILLEGAL_UID) - cygheap->user.real_uid = ruid; - debug_printf ("real: %u, effective: %u", cygheap->user.real_uid, myself->uid); - return ret; -} - -extern "C" int -setreuid (__uid16_t ruid, __uid16_t euid) -{ - return setreuid32 (uid16touid32 (ruid), uid16touid32 (euid)); -} - -/* setegid: from System V. */ -extern "C" int -setegid32 (__gid32_t gid) -{ - debug_printf ("new egid: %u current: %u", gid, myself->gid); - - if (gid == myself->gid || !wincap.has_security ()) - { - myself->gid = gid; - return 0; - } - - user_groups * groups = &cygheap->user.groups; - cygsid gsid; - struct __group32 * gr = internal_getgrgid (gid); - - if (!gsid.getfromgr (gr)) - { - set_errno (EINVAL); - return -1; - } - myself->gid = gid; - - groups->update_pgrp (gsid); - if (cygheap->user.issetuid ()) - { - /* If impersonated, update impersonation token... */ - if (!SetTokenInformation (cygheap->user.primary_token (), - TokenPrimaryGroup, &gsid, sizeof gsid)) - debug_printf ("SetTokenInformation(primary_token, " - "TokenPrimaryGroup), %E"); - if (!SetTokenInformation (cygheap->user.token (), TokenPrimaryGroup, - &gsid, sizeof gsid)) - debug_printf ("SetTokenInformation(token, TokenPrimaryGroup), %E"); - } - cygheap->user.deimpersonate (); - if (!SetTokenInformation (hProcToken, TokenPrimaryGroup, &gsid, sizeof gsid)) - debug_printf ("SetTokenInformation(hProcToken, TokenPrimaryGroup), %E"); - if (!SetTokenInformation (hProcImpToken, TokenPrimaryGroup, &gsid, - sizeof gsid)) - debug_printf ("SetTokenInformation(hProcImpToken, TokenPrimaryGroup), %E"); - cygheap->user.reimpersonate (); - return 0; -} - -extern "C" int -setegid (__gid16_t gid) -{ - return setegid32 (gid16togid32 (gid)); -} - -/* setgid: POSIX 4.2.2.1 */ -extern "C" int -setgid32 (__gid32_t gid) -{ - int ret = setegid32 (gid); - if (!ret) - cygheap->user.real_gid = myself->gid; - return ret; -} - -extern "C" int -setgid (__gid16_t gid) -{ - int ret = setegid32 (gid16togid32 (gid)); - if (!ret) - cygheap->user.real_gid = myself->gid; - return ret; -} - -extern "C" int -setregid32 (__gid32_t rgid, __gid32_t egid) -{ - int ret = 0; - bool tried = false; - __gid32_t old_egid = myself->gid; - - if (rgid != ILLEGAL_GID && cygheap->user.real_gid != rgid && egid != rgid) - tried = !(ret = setegid32 (rgid)); - if (!ret && egid != ILLEGAL_GID) - ret = setegid32 (egid); - if (tried && (ret || egid == ILLEGAL_GID) && setegid32 (old_egid)) - system_printf ("Cannot restore original egid %u", old_egid); - if (!ret && rgid != ILLEGAL_GID) - cygheap->user.real_gid = rgid; - debug_printf ("real: %u, effective: %u", cygheap->user.real_gid, myself->gid); - return ret; -} - -extern "C" int -setregid (__gid16_t rgid, __gid16_t egid) -{ - return setregid32 (gid16togid32 (rgid), gid16togid32 (egid)); -} - -/* chroot: privileged Unix system call. */ -/* FIXME: Not privileged here. How should this be done? */ -extern "C" int -chroot (const char *newroot) -{ - path_conv path (newroot, PC_SYM_FOLLOW | PC_POSIX); - - int ret = -1; - if (path.error) - set_errno (path.error); - else if (!path.exists ()) - set_errno (ENOENT); - else if (!path.isdir ()) - set_errno (ENOTDIR); - else if (path.isspecial ()) - set_errno (EPERM); - else - { - getwinenv("PATH="); /* Save the native PATH */ - cygheap->root.set (path.normalized_path, path); - ret = 0; - } - - syscall_printf ("%d = chroot (%s)", ret ? get_errno () : 0, - newroot ? newroot : "NULL"); - return ret; -} - -extern "C" int -creat (const char *path, mode_t mode) -{ - return open (path, O_WRONLY | O_CREAT | O_TRUNC, mode); -} - -extern "C" void -__assertfail () -{ - exit (99); -} - -extern "C" int -getw (FILE *fp) -{ - int w, ret; - ret = fread (&w, sizeof (int), 1, fp); - return ret != 1 ? EOF : w; -} - -extern "C" int -putw (int w, FILE *fp) -{ - int ret; - ret = fwrite (&w, sizeof (int), 1, fp); - if (feof (fp) || ferror (fp)) - return -1; - return 0; -} - -extern "C" int -wcscmp (const wchar_t *s1, const wchar_t *s2) -{ - while (*s1 && *s1 == *s2) - { - s1++; - s2++; - } - - return (* (unsigned short *) s1) - (* (unsigned short *) s2); -} - -extern "C" size_t -wcslen (const wchar_t *s1) -{ - int l = 0; - while (s1[l]) - l++; - return l; -} - -/* FIXME: to do this right, maybe work out the usoft va_list machine - and use wsvprintfW instead? -*/ -extern "C" int -wprintf (const char *fmt, ...) -{ - va_list ap; - int ret; - - va_start (ap, fmt); - ret = vprintf (fmt, ap); - va_end (ap); - return ret; -} - -extern "C" int -vhangup () -{ - set_errno (ENOSYS); - return -1; -} - -extern "C" _PTR -memccpy (_PTR out, const _PTR in, int c, size_t len) -{ - const char *inc = (char *) in; - char *outc = (char *) out; - - while (len) - { - char x = *inc++; - *outc++ = x; - if (x == c) - return outc; - len --; - } - return 0; -} - -extern "C" int -setpriority (int which, id_t who, int value) -{ - DWORD prio = nice_to_winprio (value); - int error = 0; - - switch (which) - { - case PRIO_PROCESS: - if (!who) - who = myself->pid; - if ((pid_t) who == myself->pid) - { - if (!SetPriorityClass (hMainProc, prio)) - { - set_errno (EACCES); - return -1; - } - myself->nice = value; - debug_printf ("Set nice to %d", myself->nice); - return 0; - } - break; - case PRIO_PGRP: - if (!who) - who = myself->pgid; - break; - case PRIO_USER: - if (!who) - who = myself->uid; - break; - default: - set_errno (EINVAL); - return -1; - } - winpids pids ((DWORD) PID_MAP_RW); - for (DWORD i = 0; i < pids.npids; ++i) - { - _pinfo *p = pids[i]; - if (p) - { - switch (which) - { - case PRIO_PROCESS: - if ((pid_t) who != p->pid) - continue; - break; - case PRIO_PGRP: - if ((pid_t) who != p->pgid) - continue; - break; - case PRIO_USER: - if ((__uid32_t) who != p->uid) - continue; - break; - } - HANDLE proc_h = OpenProcess (PROCESS_SET_INFORMATION, FALSE, - p->dwProcessId); - if (!proc_h) - error = EPERM; - else - { - if (!SetPriorityClass (proc_h, prio)) - error = EACCES; - else - p->nice = value; - CloseHandle (proc_h); - } - } - } - pids.reset (); - if (error) - { - set_errno (error); - return -1; - } - return 0; -} - -extern "C" int -getpriority (int which, id_t who) -{ - int nice = NZERO * 2; /* Illegal value */ - - switch (which) - { - case PRIO_PROCESS: - if (!who) - who = myself->pid; - if ((pid_t) who == myself->pid) - return myself->nice; - break; - case PRIO_PGRP: - if (!who) - who = myself->pgid; - break; - case PRIO_USER: - if (!who) - who = myself->uid; - break; - default: - set_errno (EINVAL); - return -1; - } - winpids pids ((DWORD) 0); - for (DWORD i = 0; i < pids.npids; ++i) - { - _pinfo *p = pids[i]; - if (p) - switch (which) - { - case PRIO_PROCESS: - if ((pid_t) who == p->pid) - { - nice = p->nice; - goto out; - } - break; - case PRIO_PGRP: - if ((pid_t) who == p->pgid && p->nice < nice) - nice = p->nice; - break; - case PRIO_USER: - if ((__uid32_t) who == p->uid && p->nice < nice) - nice = p->nice; - break; - } - } -out: - pids.reset (); - if (nice == NZERO * 2) - { - set_errno (ESRCH); - return -1; - } - return nice; -} - -extern "C" int -nice (int incr) -{ - return setpriority (PRIO_PROCESS, myself->pid, myself->nice + incr); -} - -/* - * Find the first bit set in I. - */ - -extern "C" int -ffs (int i) -{ - static const unsigned char table[] = - { - 0,1,2,2,3,3,3,3,4,4,4,4,4,4,4,4,5,5,5,5,5,5,5,5,5,5,5,5,5,5,5,5, - 6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6, - 7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7, - 7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7, - 8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8, - 8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8, - 8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8, - 8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8 - }; - unsigned long int a; - unsigned long int x = i & -i; - - a = x <= 0xffff ? (x <= 0xff ? 0 : 8) : (x <= 0xffffff ? 16 : 24); - - return table[x >> a] + a; -} - -static void -locked_append (int fd, const void * buf, size_t size) -{ - struct __flock64 lock_buffer = {F_WRLCK, SEEK_SET, 0, 0, 0}; - int count = 0; - - do - if ((lock_buffer.l_start = lseek64 (fd, 0, SEEK_END)) != (_off64_t) -1 - && fcntl_worker (fd, F_SETLKW, &lock_buffer) != -1) - { - if (lseek64 (fd, 0, SEEK_END) != (_off64_t) -1) - write (fd, buf, size); - lock_buffer.l_type = F_UNLCK; - fcntl_worker (fd, F_SETLK, &lock_buffer); - break; - } - while (count++ < 1000 - && (errno == EACCES || errno == EAGAIN) - && !usleep (1000)); -} - -extern "C" void -updwtmp (const char *wtmp_file, const struct utmp *ut) -{ - int fd; - - if ((fd = open (wtmp_file, O_WRONLY | O_BINARY, 0)) >= 0) - { - locked_append (fd, ut, sizeof *ut); - close (fd); - } -} - -static int utmp_fd = -1; -static bool utmp_readonly = false; -static char *utmp_file = (char *) _PATH_UTMP; - -static void -internal_setutent (bool force_readwrite) -{ - if (force_readwrite && utmp_readonly) - endutent (); - if (utmp_fd < 0) - { - utmp_fd = open (utmp_file, O_RDWR | O_BINARY); - /* If open fails, we assume an unprivileged process (who?). In this - case we try again for reading only unless the process calls - pututline() (==force_readwrite) in which case opening just fails. */ - if (utmp_fd < 0 && !force_readwrite) - { - utmp_fd = open (utmp_file, O_RDONLY | O_BINARY); - if (utmp_fd >= 0) - utmp_readonly = true; - } - } - else - lseek (utmp_fd, 0, SEEK_SET); -} - -extern "C" void -setutent () -{ - internal_setutent (false); -} - -extern "C" void -endutent () -{ - if (utmp_fd >= 0) - { - close (utmp_fd); - utmp_fd = -1; - utmp_readonly = false; - } -} - -extern "C" void -utmpname (const char *file) -{ - myfault efault; - if (efault.faulted () || !*file) - { - debug_printf ("Invalid file"); - return; - } - endutent (); - utmp_file = strdup (file); - debug_printf ("New UTMP file: %s", utmp_file); -} -EXPORT_ALIAS (utmpname, utmpxname) - -/* Note: do not make NO_COPY */ -static struct utmp utmp_data_buf[16]; -static unsigned utix = 0; -#define nutdbuf (sizeof (utmp_data_buf) / sizeof (utmp_data_buf[0])) -#define utmp_data ({ \ - if (utix > nutdbuf) \ - utix = 0; \ - utmp_data_buf + utix++; \ -}) - -static struct utmpx * -copy_ut_to_utx (struct utmp *ut, struct utmpx *utx) -{ - if (!ut) - return NULL; - memcpy (utx, ut, sizeof *ut); - utx->ut_tv.tv_sec = ut->ut_time; - utx->ut_tv.tv_usec = 0; - return utx; -} - -extern "C" struct utmp * -getutent () -{ - if (utmp_fd < 0) - { - internal_setutent (false); - if (utmp_fd < 0) - return NULL; - } - - utmp *ut = utmp_data; - if (read (utmp_fd, ut, sizeof *ut) != sizeof *ut) - return NULL; - return ut; -} - -extern "C" struct utmp * -getutid (struct utmp *id) -{ - myfault efault; - if (efault.faulted (EFAULT)) - return NULL; - if (utmp_fd < 0) - { - internal_setutent (false); - if (utmp_fd < 0) - return NULL; - } - - utmp *ut = utmp_data; - while (read (utmp_fd, ut, sizeof *ut) == sizeof *ut) - { - switch (id->ut_type) - { - case RUN_LVL: - case BOOT_TIME: - case OLD_TIME: - case NEW_TIME: - if (id->ut_type == ut->ut_type) - return ut; - break; - case INIT_PROCESS: - case LOGIN_PROCESS: - case USER_PROCESS: - case DEAD_PROCESS: - if (strncmp (id->ut_id, ut->ut_id, UT_IDLEN) == 0) - return ut; - break; - default: - return NULL; - } - } - return NULL; -} - -extern "C" struct utmp * -getutline (struct utmp *line) -{ - myfault efault; - if (efault.faulted (EFAULT)) - return NULL; - if (utmp_fd < 0) - { - internal_setutent (false); - if (utmp_fd < 0) - return NULL; - } - - utmp *ut = utmp_data; - while (read (utmp_fd, ut, sizeof *ut) == sizeof *ut) - if ((ut->ut_type == LOGIN_PROCESS || - ut->ut_type == USER_PROCESS) && - !strncmp (ut->ut_line, line->ut_line, sizeof (ut->ut_line))) - return ut; - - return NULL; -} - -extern "C" struct utmp * -pututline (struct utmp *ut) -{ - myfault efault; - if (efault.faulted (EFAULT)) - return NULL; - internal_setutent (true); - if (utmp_fd < 0) - { - debug_printf ("error: utmp_fd %d", utmp_fd); - return NULL; - } - debug_printf ("ut->ut_type %d, ut->ut_pid %d, ut->ut_line '%s', ut->ut_id '%s'\n", - ut->ut_type, ut->ut_pid, ut->ut_line, ut->ut_id); - debug_printf ("ut->ut_user '%s', ut->ut_host '%s'\n", - ut->ut_user, ut->ut_host); - - struct utmp *u; - if ((u = getutid (ut))) - { - lseek (utmp_fd, -sizeof *ut, SEEK_CUR); - write (utmp_fd, ut, sizeof *ut); - } - else - locked_append (utmp_fd, ut, sizeof *ut); - return ut; -} - -extern "C" void -setutxent () -{ - internal_setutent (false); -} - -extern "C" void -endutxent () -{ - endutent (); -} - -extern "C" struct utmpx * -getutxent () -{ - static struct utmpx utx; - return copy_ut_to_utx (getutent (), &utx); -} - -extern "C" struct utmpx * -getutxid (const struct utmpx *id) -{ - static struct utmpx utx; - - myfault efault; - if (efault.faulted (EFAULT)) - return NULL; - ((struct utmpx *)id)->ut_time = id->ut_tv.tv_sec; - return copy_ut_to_utx (getutid ((struct utmp *) id), &utx); -} - -extern "C" struct utmpx * -getutxline (const struct utmpx *line) -{ - static struct utmpx utx; - - myfault efault; - if (efault.faulted (EFAULT)) - return NULL; - ((struct utmpx *)line)->ut_time = line->ut_tv.tv_sec; - return copy_ut_to_utx (getutline ((struct utmp *) line), &utx); -} - -extern "C" struct utmpx * -pututxline (const struct utmpx *utmpx) -{ - static struct utmpx utx; - - myfault efault; - if (efault.faulted (EFAULT)) - return NULL; - ((struct utmpx *)utmpx)->ut_time = utmpx->ut_tv.tv_sec; - return copy_ut_to_utx (pututline ((struct utmp *) utmpx), &utx); -} - -extern "C" void -updwtmpx (const char *wtmpx_file, const struct utmpx *utmpx) -{ - ((struct utmpx *)utmpx)->ut_time = utmpx->ut_tv.tv_sec; - updwtmp (wtmpx_file, (const struct utmp *) utmpx); -} - -extern "C" -long gethostid (void) -{ - unsigned data[13] = {0x92895012, - 0x10293412, - 0x29602018, - 0x81928167, - 0x34601329, - 0x75630198, - 0x89860395, - 0x62897564, - 0x00194362, - 0x20548593, - 0x96839102, - 0x12219854, - 0x00290012}; - - bool has_cpuid = false; - - DWORD opmask = SetThreadAffinityMask (GetCurrentThread (), 1); - if (!opmask) - debug_printf ("SetThreadAffinityMask to 1 failed, %E"); - - if (!can_set_flag (0x00040000)) - debug_printf ("386 processor - no cpuid"); - else - { - debug_printf ("486 processor"); - if (can_set_flag (0x00200000)) - { - debug_printf ("processor supports CPUID instruction"); - has_cpuid = true; - } - else - debug_printf ("processor does not support CPUID instruction"); - } - if (has_cpuid) - { - unsigned maxf, unused[3]; - cpuid (&maxf, &unused[0], &unused[1], &unused[2], 0); - maxf &= 0xffff; - if (maxf >= 1) - { - unsigned features; - cpuid (&data[0], &unused[0], &unused[1], &features, 1); - if (features & (1 << 18)) - { - debug_printf ("processor has psn"); - if (maxf >= 3) - { - cpuid (&unused[0], &unused[1], &data[1], &data[2], 3); - debug_printf ("Processor PSN: %04x-%04x-%04x-%04x-%04x-%04x", - data[0] >> 16, data[0] & 0xffff, data[2] >> 16, data[2] & 0xffff, data[1] >> 16, data[1] & 0xffff); - } - } - else - debug_printf ("processor does not have psn"); - } - } - - UUID Uuid; - RPC_STATUS status = UuidCreateSequential (&Uuid); - if (GetLastError () == ERROR_PROC_NOT_FOUND) - status = UuidCreate (&Uuid); - if (status == RPC_S_OK) - { - data[4] = *(unsigned *)&Uuid.Data4[2]; - data[5] = *(unsigned short *)&Uuid.Data4[6]; - // Unfortunately Windows will sometimes pick a virtual Ethernet card - // e.g. VMWare Virtual Ethernet Adaptor - debug_printf ("MAC address of first Ethernet card: %02x:%02x:%02x:%02x:%02x:%02x", - Uuid.Data4[2], Uuid.Data4[3], Uuid.Data4[4], - Uuid.Data4[5], Uuid.Data4[6], Uuid.Data4[7]); - } - else - { - debug_printf ("no Ethernet card installed"); - } - - reg_key key (HKEY_LOCAL_MACHINE, KEY_READ, "SOFTWARE", "Microsoft", "Windows", "CurrentVersion", NULL); - key.get_string ("ProductId", (char *)&data[6], 24, "00000-000-0000000-00000"); - debug_printf ("Windows Product ID: %s", (char *)&data[6]); - - /* Contrary to MSDN, NT4 requires the second argument - or a STATUS_ACCESS_VIOLATION is generated */ - ULARGE_INTEGER availb; - GetDiskFreeSpaceEx ("C:\\", &availb, (PULARGE_INTEGER) &data[11], NULL); - if (GetLastError () == ERROR_PROC_NOT_FOUND) - GetDiskFreeSpace ("C:\\", NULL, NULL, NULL, (DWORD *)&data[11]); - - debug_printf ("hostid entropy: %08x %08x %08x %08x " - "%08x %08x %08x %08x " - "%08x %08x %08x %08x " - "%08x", - data[0], data[1], - data[2], data[3], - data[4], data[5], - data[6], data[7], - data[8], data[9], - data[10], data[11], - data[12]); - - long hostid = 0x40291372; - // a random hashing algorithm - // dependancy on md5 is probably too costly - for (int i=0;i<13;i++) - hostid ^= ((data[i] << (i << 2)) | (data[i] >> (32 - (i << 2)))); - - if (opmask && !SetThreadAffinityMask (GetCurrentThread (), opmask)) - debug_printf ("SetThreadAffinityMask to %p failed, %E", opmask); - - debug_printf ("hostid: %08x", hostid); - - return hostid; -} - -#define ETC_SHELLS "/etc/shells" -static int shell_index; -static struct __sFILE64 *shell_fp; - -extern "C" char * -getusershell () -{ - /* List of default shells if no /etc/shells exists, defined as on Linux. - FIXME: SunOS has a far longer list, containing all shells which - might be shipped with the OS. Should we do the same for the Cygwin - distro, adding bash, tcsh, ksh, pdksh and zsh? */ - static NO_COPY const char *def_shells[] = { - "/bin/sh", - "/bin/csh", - "/usr/bin/sh", - "/usr/bin/csh", - NULL - }; - static char buf[CYG_MAX_PATH]; - int ch, buf_idx; - - if (!shell_fp && !(shell_fp = fopen64 (ETC_SHELLS, "rt"))) - { - if (def_shells[shell_index]) - return strcpy (buf, def_shells[shell_index++]); - return NULL; - } - /* Skip white space characters. */ - while ((ch = getc (shell_fp)) != EOF && isspace (ch)) - ; - /* Get each non-whitespace character as part of the shell path as long as - it fits in buf. */ - for (buf_idx = 0; - ch != EOF && !isspace (ch) && buf_idx < CYG_MAX_PATH; - buf_idx++, ch = getc (shell_fp)) - buf[buf_idx] = ch; - /* Skip any trailing non-whitespace character not fitting in buf. If the - path is longer than CYG_MAX_PATH, it's invalid anyway. */ - while (ch != EOF && !isspace (ch)) - ch = getc (shell_fp); - if (buf_idx) - { - buf[buf_idx] = '\0'; - return buf; - } - return NULL; -} - -extern "C" void -setusershell () -{ - if (shell_fp) - fseek (shell_fp, 0L, SEEK_SET); - shell_index = 0; -} - -extern "C" void -endusershell () -{ - if (shell_fp) - { - fclose (shell_fp); - shell_fp = NULL; - } - shell_index = 0; -} - -extern "C" void -flockfile (FILE *file) -{ - _flockfile (file); -} - -extern "C" int -ftrylockfile (FILE *file) -{ - return _ftrylockfile (file); -} - -extern "C" void -funlockfile (FILE *file) -{ - _funlockfile (file); -} |