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-rw-r--r--winsup/cygwin/ChangeLog19
-rw-r--r--winsup/cygwin/cygwin.din6
-rw-r--r--winsup/cygwin/grp.cc86
-rw-r--r--winsup/cygwin/include/cygwin/version.h4
-rw-r--r--winsup/cygwin/include/limits.h4
-rw-r--r--winsup/cygwin/include/sys/lock.h14
-rw-r--r--winsup/cygwin/include/sys/stdio.h3
-rw-r--r--winsup/cygwin/syscalls.cc18
-rw-r--r--winsup/cygwin/sysconf.cc1
-rw-r--r--winsup/cygwin/thread.cc4
-rw-r--r--winsup/cygwin/uinfo.cc14
11 files changed, 170 insertions, 3 deletions
diff --git a/winsup/cygwin/ChangeLog b/winsup/cygwin/ChangeLog
index 3a83a5981..63ae0433c 100644
--- a/winsup/cygwin/ChangeLog
+++ b/winsup/cygwin/ChangeLog
@@ -1,3 +1,22 @@
+2004-05-17 Corinna Vinschen <corinna@vinschen.de>
+
+ * cygwin.din: Add symbols flockfile, ftrylockfile, funlockfile,
+ getgrgid_r, getgrnam_r and getlogin_r.
+ * grp.cc (getgrgid_r): New function.
+ (getgrnam_r): Ditto.
+ * syscalls.cc (flockfile): Ditto.
+ (ftrylockfile): Ditto.
+ (funlockfile): Ditto.
+ * sysconf.cc (sysconf): Return LOGIN_NAME_MAX in case of
+ _SC_LOGIN_NAME_MAX.
+ * thread.cc (__cygwin_lock_trylock): Define int. Return value from
+ call to pthread_mutex_trylock.
+ * uinfo.cc (getlogin_r): New function.
+ * include/limits.h: Define LOGIN_NAME_MAX.
+ * include/cygwin/version.h: Bump API minor number.
+ * include/sys/lock.h: Add declarations for __cygwin_lock_xxx functions.
+ * include/sys/stdio.h: Add define for _ftrylockfile.
+
2004-05-17 Christopher Faylor <cgf@alum.bu.edu>
* tty.cc (tty_list::init): Move hmaster initialization earlier to
diff --git a/winsup/cygwin/cygwin.din b/winsup/cygwin/cygwin.din
index dd8cbee58..f31906248 100644
--- a/winsup/cygwin/cygwin.din
+++ b/winsup/cygwin/cygwin.din
@@ -503,6 +503,9 @@ _finitef = finitef NOSIGFE
fiprintf SIGFE
_fiprintf = fiprintf SIGFE
flock SIGFE
+flockfile SIGFE
+ftrylockfile SIGFE
+funlockfile SIGFE
floor NOSIGFE
_floor = floor NOSIGFE
floorf NOSIGFE
@@ -614,9 +617,11 @@ _getgid32 = getgid32 NOSIGFE
getgrent SIGFE
_getgrent = getgrent SIGFE
_getgrent32 = getgrent32 SIGFE
+getgrgid_r SIGFE
getgrgid SIGFE
_getgrgid = getgrgid SIGFE
_getgrgid32 = getgrgid32 SIGFE
+getgrnam_r SIGFE
getgrnam SIGFE
_getgrnam = getgrnam SIGFE
_getgrnam32 = getgrnam32 SIGFE
@@ -625,6 +630,7 @@ _getgroups = getgroups SIGFE
_getgroups32 = getgroups32 SIGFE
gethostid SIGFE
getitimer SIGFE
+getlogin_r NOSIGFE
getlogin NOSIGFE
_getlogin = getlogin NOSIGFE
getmntent SIGFE
diff --git a/winsup/cygwin/grp.cc b/winsup/cygwin/grp.cc
index ab0ef5738..39de15136 100644
--- a/winsup/cygwin/grp.cc
+++ b/winsup/cygwin/grp.cc
@@ -175,6 +175,49 @@ grp32togrp16 (struct __group16 *gp16, struct __group32 *gp32)
return gp16;
}
+extern "C" int
+getgrgid_r (__gid32_t gid, struct group *grp, char *buffer, size_t bufsize,
+ struct group **result)
+{
+ *result = NULL;
+
+ if (!grp || !buffer)
+ return ERANGE;
+
+ struct __group32 *tempgr = internal_getgrgid (gid, true);
+ pthread_testcancel ();
+ if (!tempgr)
+ return 0;
+
+ /* check needed buffer size. */
+ int i;
+ size_t needsize = strlen (tempgr->gr_name) + strlen (tempgr->gr_passwd)
+ + 2 + sizeof (char *);
+ for (i = 0; tempgr->gr_mem[i]; ++i)
+ needsize += strlen (tempgr->gr_mem[i]) + 1 + sizeof (char *);
+ if (needsize > bufsize)
+ return ERANGE;
+
+ /* make a copy of tempgr */
+ *result = grp;
+ grp->gr_gid = tempgr->gr_gid;
+ grp->gr_name = buffer;
+ grp->gr_passwd = grp->gr_name + strlen (tempgr->gr_name) + 1;
+ grp->gr_mem = (char **) (grp->gr_passwd + strlen (tempgr->gr_passwd) + 1);
+ char *mem = (char *) grp->gr_mem + (i + 1) * sizeof (char *);
+ for (i = 0; tempgr->gr_mem[i]; ++i)
+ {
+ grp->gr_mem[i] = mem;
+ mem += strlen (tempgr->gr_mem[i]) + 1;
+ }
+ grp->gr_mem[i] = NULL;
+ strcpy (grp->gr_name, tempgr->gr_name);
+ strcpy (grp->gr_passwd, tempgr->gr_passwd);
+ for (i = 0; tempgr->gr_mem[i]; ++i)
+ strcpy (grp->gr_mem[i], tempgr->gr_mem[i]);
+ return 0;
+}
+
extern "C" struct __group32 *
getgrgid32 (__gid32_t gid)
{
@@ -189,6 +232,49 @@ getgrgid (__gid16_t gid)
return grp32togrp16 (&g16, getgrgid32 (gid16togid32 (gid)));
}
+extern "C" int
+getgrnam_r (const char *nam, struct group *grp, char *buffer, size_t bufsize,
+ struct group **result)
+{
+ *result = NULL;
+
+ if (!grp || !buffer)
+ return ERANGE;
+
+ struct __group32 *tempgr = internal_getgrnam (nam, true);
+ pthread_testcancel ();
+ if (!tempgr)
+ return 0;
+
+ /* check needed buffer size. */
+ int i;
+ size_t needsize = strlen (tempgr->gr_name) + strlen (tempgr->gr_passwd)
+ + 2 + sizeof (char *);
+ for (i = 0; tempgr->gr_mem[i]; ++i)
+ needsize += strlen (tempgr->gr_mem[i]) + 1 + sizeof (char *);
+ if (needsize > bufsize)
+ return ERANGE;
+
+ /* make a copy of tempgr */
+ *result = grp;
+ grp->gr_gid = tempgr->gr_gid;
+ grp->gr_name = buffer;
+ grp->gr_passwd = grp->gr_name + strlen (tempgr->gr_name) + 1;
+ grp->gr_mem = (char **) (grp->gr_passwd + strlen (tempgr->gr_passwd) + 1);
+ char *mem = (char *) grp->gr_mem + (i + 1) * sizeof (char *);
+ for (i = 0; tempgr->gr_mem[i]; ++i)
+ {
+ grp->gr_mem[i] = mem;
+ mem += strlen (tempgr->gr_mem[i]) + 1;
+ }
+ grp->gr_mem[i] = NULL;
+ strcpy (grp->gr_name, tempgr->gr_name);
+ strcpy (grp->gr_passwd, tempgr->gr_passwd);
+ for (i = 0; tempgr->gr_mem[i]; ++i)
+ strcpy (grp->gr_mem[i], tempgr->gr_mem[i]);
+ return 0;
+}
+
extern "C" struct __group32 *
getgrnam32 (const char *name)
{
diff --git a/winsup/cygwin/include/cygwin/version.h b/winsup/cygwin/include/cygwin/version.h
index b63fcc15b..cc669604d 100644
--- a/winsup/cygwin/include/cygwin/version.h
+++ b/winsup/cygwin/include/cygwin/version.h
@@ -241,12 +241,14 @@ details. */
113: Again redefine some mtget fields. Use mt_fileno and mt_blkno as
on Linux.
114: Export rand_r, ttyname_r.
+ 115: Export flockfile, ftrylockfile, funlockfile, getgrgid_r, getgrnam_r,
+ getlogin_r.
*/
/* Note that we forgot to bump the api for ualarm, strtoll, strtoull */
#define CYGWIN_VERSION_API_MAJOR 0
-#define CYGWIN_VERSION_API_MINOR 114
+#define CYGWIN_VERSION_API_MINOR 115
/* There is also a compatibity version number associated with the
shared memory regions. It is incremented when incompatible
diff --git a/winsup/cygwin/include/limits.h b/winsup/cygwin/include/limits.h
index 579dc9c38..25136acdf 100644
--- a/winsup/cygwin/include/limits.h
+++ b/winsup/cygwin/include/limits.h
@@ -151,6 +151,10 @@ details. */
#undef TIMER_MAX
#define TIMER_MAX 32
+/* Maximum number of characters in a login name. */
+#undef LOGIN_NAME_MAX
+#define LOGIN_NAME_MAX 256 /* equal to UNLEN defined in w32api/lmcons.h */
+
/* Maximum number of characters in a tty name. */
#undef TTY_NAME_MAX
#define TTY_NAME_MAX 12
diff --git a/winsup/cygwin/include/sys/lock.h b/winsup/cygwin/include/sys/lock.h
index c0cc6fac7..ad0980ab0 100644
--- a/winsup/cygwin/include/sys/lock.h
+++ b/winsup/cygwin/include/sys/lock.h
@@ -37,4 +37,18 @@ typedef void *_LOCK_T;
#define __lock_release(__lock) __cygwin_lock_unlock(&__lock)
#define __lock_release_recursive(__lock) __cygwin_lock_unlock(&__lock)
+#ifdef __cplusplus
+extern "C"
+{
+#endif
+void __cygwin_lock_init(_LOCK_T *);
+void __cygwin_lock_init_recursive(_LOCK_T *);
+void __cygwin_lock_fini(_LOCK_T *);
+void __cygwin_lock_lock(_LOCK_T *);
+int __cygwin_lock_trylock(_LOCK_T *);
+void __cygwin_lock_unlock(_LOCK_T *);
+#ifdef __cplusplus
+}
+#endif
+
#endif
diff --git a/winsup/cygwin/include/sys/stdio.h b/winsup/cygwin/include/sys/stdio.h
index 04d8ffcaf..686ad534f 100644
--- a/winsup/cygwin/include/sys/stdio.h
+++ b/winsup/cygwin/include/sys/stdio.h
@@ -17,6 +17,9 @@ details. */
# if !defined(_flockfile)
# define _flockfile(fp) __cygwin_lock_lock ((_LOCK_T *)&(fp)->_lock)
# endif
+# if !defined(_ftrylockfile)
+# define _ftrylockfile(fp) __cygwin_lock_trylock ((_LOCK_T *)&(fp)->_lock)
+# endif
# if !defined(_funlockfile)
# define _funlockfile(fp) __cygwin_lock_unlock ((_LOCK_T *)&(fp)->_lock)
# endif
diff --git a/winsup/cygwin/syscalls.cc b/winsup/cygwin/syscalls.cc
index af2974413..e7a698bb7 100644
--- a/winsup/cygwin/syscalls.cc
+++ b/winsup/cygwin/syscalls.cc
@@ -2840,3 +2840,21 @@ endusershell ()
fclose (shell_fp);
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);
+}
diff --git a/winsup/cygwin/sysconf.cc b/winsup/cygwin/sysconf.cc
index 2f24cd213..4de8d8738 100644
--- a/winsup/cygwin/sysconf.cc
+++ b/winsup/cygwin/sysconf.cc
@@ -52,6 +52,7 @@ sysconf (int in)
case _SC_SAVED_IDS:
return _POSIX_SAVED_IDS;
case _SC_LOGIN_NAME_MAX:
+ return LOGIN_NAME_MAX;
case _SC_GETPW_R_SIZE_MAX:
case _SC_GETGR_R_SIZE_MAX:
return 16*1024;
diff --git a/winsup/cygwin/thread.cc b/winsup/cygwin/thread.cc
index 7aac92ae0..8c36dfbce 100644
--- a/winsup/cygwin/thread.cc
+++ b/winsup/cygwin/thread.cc
@@ -82,10 +82,10 @@ __cygwin_lock_lock (_LOCK_T *lock)
pthread_mutex_lock ((pthread_mutex_t*) lock);
}
-extern "C" void
+extern "C" int
__cygwin_lock_trylock (_LOCK_T *lock)
{
- pthread_mutex_trylock ((pthread_mutex_t*) lock);
+ return pthread_mutex_trylock ((pthread_mutex_t*) lock);
}
diff --git a/winsup/cygwin/uinfo.cc b/winsup/cygwin/uinfo.cc
index 231347e1f..2bf164ff6 100644
--- a/winsup/cygwin/uinfo.cc
+++ b/winsup/cygwin/uinfo.cc
@@ -166,6 +166,20 @@ uinfo_init ()
cygheap->user.set_saved_sid (); /* Update the original sid */
}
+extern "C" int
+getlogin_r (char *name, size_t namesize)
+{
+ char *login = getlogin ();
+ size_t len = strlen (login) + 1;
+ if (len > namesize)
+ return ERANGE;
+ int err = __check_null_invalid_struct (name, len);
+ if (err)
+ return err;
+ strncpy (name, login, len);
+ return 0;
+}
+
extern "C" char *
getlogin (void)
{
generated by cgit v1.2.3 (git 2.25.1) at 2024-07-27 12:21:31 +0300