2002-04-03 Jeff Johnston <jjohnstn@redhat.com>

	* configure.host: Add support for machine subdirectory of
	sys subdirectory.
	* configure.in: Add check for sys machine subdirectory.
	* Makefile.am: Ditto.
	* configure: Regenerated.
	* Makefile.in: Ditto.
	* libc/sys/linux/crt0.c: Moved to machine/i386 directory.
	* libc/sys/linux/sys/syscall.h: Ditto.
	* libc/sys/linux/sleep.c: New file.
	* libc/sys/linux/socket.c: Ditto.
	* libc/sys/linux/sockops.h: Ditto.
	* libc/sys/linux/stack.c: Ditto.
	* libc/sys/linux/usleep.c: Ditto.
	* libc/sys/linux/machine/Makefile.am: Ditto.
	* libc/sys/linux/machine/Makefile.in: Ditto.
	* libc/sys/linux/machine/aclocal.m4: Ditto.
	* libc/sys/linux/machine/configure: Ditto.
	* libc/sys/linux/machine/configure.in: Ditto.
	* libc/sys/linux/machine/i386/Makefile.am: Ditto.
	* libc/sys/linux/machine/i386/Makefile.in: Ditto.
	* libc/sys/linux/machine/i386/aclocal.m4: Ditto.
	* libc/sys/linux/machine/i386/configure: Ditto.
	* libc/sys/linux/machine/i386/configure.in: Ditto.
	* libc/sys/linux/machine/i386/crt0.c: Ditto.
	* libc/sys/linux/machine/i386/sigset.c: Ditto.
	* libc/sys/linux/machine/i386/sigstack.h: Ditto.
	* libc/sys/linux/machine/i386/socketcall.h: Ditto.
	* libc/sys/linux/machine/i386/syscall.h: Ditto.
	* libc/sys/linux/sys/select.h: Ditto.
	* libc/sys/linux/configure.in: Add support for machine directory.
	* libc/sys/linux/Makefile.am: Ditto plus add new files above.
	* libc/sys/linux/Makefile.in: Regenerated.
	* libc/sys/linux/configure: Ditto.
	* libc/sys/linux/brk.c: Use machine/syscall.h instead of sys/syscall.h.
	* libc/sys/linux/inode.c: Ditto.
	* libc/sys/linux/linux.c: Ditto.
	* libc/sys/linux/process.c: Ditto.
	* libc/sys/linux/systat.c: Ditto.
	* libc/sys/linux/time.c: Ditto.
	* libc/sys/linux/wait.c: Ditto.
	* libc/sys/linux/ids.c: Change header plus add setfsgid/setfsuid.
	* libc/sys/linux/io.c: Change header plus add readv/writev.
	* libc/sys/linux/signal.c: Change header plus change sigsuspend to
	use __sigsuspend syscall.
	* libc/sys/linux/select.c: Change header plus change select to
	use _newselect syscall.
	* libc/sys/linux/sys/cdefs.h: Add a number of standard definitions
	used by glibc header files.
	* libc/sys/linux/sys/types.h: Add __socklen_t and __useconds_t
	types.

1 files changed, 108 insertions, 0 deletions

diff --git a/newlib/libc/sys/linux/machine/i386/syscall.h b/newlib/libc/sys/linux/machine/i386/syscall.h
new file mode 100644
index 000000000..08802e52e
--- /dev/null
+++ b/newlib/libc/sys/linux/machine/i386/syscall.h
@@ -0,0 +1,108 @@
+/* libc/sys/linux/machine/i386/syscall.h - x86 linux system calls */
+
+/* Written 2000 by Werner Almesberger */
+
+
+#ifndef SYSCALL_H
+
+#include <sys/errno.h>
+#include <asm/unistd.h>
+
+
+/*
+ * Note: several system calls are for SysV or BSD compatibility, or are
+ * specific Linuxisms. Most of those system calls are not implemented in
+ * this library.
+ */
+
+
+#if defined(__PIC__) && defined(__i386__)
+
+/*
+ * PIC uses %ebx, so we need to save it during system calls
+ */
+
+#undef __inline_syscall1
+#define __inline_syscall1(name,ret,arg1) \
+__asm__ volatile ("push %%ebx; movl %2,%%ebx; int $0x80; pop %%ebx" \
+	: "=a" (ret) \
+	: "0" (__NR_##name),"r" ((long)(arg1)));
+
+#undef __inline_syscall2
+#define __inline_syscall2(name,ret,arg1,arg2) \
+__asm__ volatile ("push %%ebx; movl %2,%%ebx; int $0x80; pop %%ebx" \
+	: "=a" (ret) \
+	: "0" (__NR_##name),"r" ((long)(arg1)),"c" ((long)(arg2)));
+
+#undef __inline_syscall3
+#define __inline_syscall3(name,ret,arg1,arg2,arg3) \
+__asm__ volatile ("push %%ebx; movl %2,%%ebx; int $0x80; pop %%ebx" \
+	: "=a" (ret) \
+	: "0" (__NR_##name),"r" ((long)(arg1)),"c" ((long)(arg2)), \
+		"d" ((long)(arg3)));
+
+#undef __inline_syscall4
+#define __inline_syscall4(name,ret,arg1,arg2,arg3,arg4) \
+__asm__ volatile ("push %%ebx; movl %2,%%ebx; int $0x80; pop %%ebx" \
+	: "=a" (ret) \
+	: "0" (__NR_##name),"r" ((long)(arg1)),"c" ((long)(arg2)), \
+	  "d" ((long)(arg3)),"S" ((long)(arg4)));
+
+#undef __inline_syscall5
+#define __inline_syscall5(name,ret,arg1,arg2,arg3,arg4,arg5) \
+__asm__ volatile ("push %%ebx; movl %2,%%ebx; int $0x80; pop %%ebx" \
+	: "=a" (ret) \
+	: "0" (__NR_##name),"m" ((long)(arg1)),"c" ((long)(arg2)), \
+	  "d" ((long)(arg3)),"S" ((long)(arg4)),"D" ((long)(arg5)));
+
+#undef _syscall1
+#define _syscall1(type,name,type1,arg1) \
+type name(type1 arg1) \
+{ \
+long __res; \
+__inline_syscall1(name,__res,arg1) \
+__syscall_return(type,__res); \
+}
+
+#undef _syscall2
+#define _syscall2(type,name,type1,arg1,type2,arg2) \
+type name(type1 arg1,type2 arg2) \
+{ \
+long __res; \
+__inline_syscall2(name,__res,arg1,arg2) \
+__syscall_return(type,__res); \
+}
+
+#undef _syscall3
+#define _syscall3(type,name,type1,arg1,type2,arg2,type3,arg3) \
+type name(type1 arg1,type2 arg2,type3 arg3) \
+{ \
+long __res; \
+__inline_syscall3(name,__res,arg1,arg2,arg3) \
+__syscall_return(type,__res); \
+}
+
+#undef _syscall4
+#define _syscall4(type,name,type1,arg1,type2,arg2,type3,arg3,type4,arg4) \
+type name (type1 arg1, type2 arg2, type3 arg3, type4 arg4) \
+{ \
+long __res; \
+__inline_syscall4(name,__res,arg1,arg2,arg3,arg4) \
+__syscall_return(type,__res); \
+}
+
+#undef _syscall5
+#define _syscall5(type,name,type1,arg1,type2,arg2,type3,arg3,type4,arg4, \
+          type5,arg5) \
+type name (type1 arg1,type2 arg2,type3 arg3,type4 arg4,type5 arg5) \
+{ \
+long __res; \
+__inline_syscall5(name,__res,arg1,arg2,arg3,arg4,arg5) \
+__syscall_return(type,__res); \
+}
+
+#undef _syscall6
+
+#endif /* __PIC__ && __i386__ */
+
+#endif /* SYSCALL_H */