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authorUlrich Drepper <drepper@redhat.com>1998-07-16 11:44:36 +0000
committerUlrich Drepper <drepper@redhat.com>1998-07-16 11:44:36 +0000
commit50304ef0572fb41ba853262046dc7594f6a15241 (patch)
tree7bd5691f3d9acc632bdfcd61379cef9aeeb5b84b /sysdeps/generic/dl-environ.c
parente31cac9420203a4e01327eaffe1cc27f15463afb (diff)
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Update.
1998-07-16 10:23  Ulrich Drepper  <drepper@cygnus.com>

	* argp/argp-fmtstream.c: Unify names of used global functions.
	* argp/argp-help.c: Likewise.
	* assert/assert-perr.c: Likewise
	* assert/assert.c: Likewise
	* dirent/scandir.c: Likewise
	* dirent/scandir64.c: Likewise
	* dirent/versionsort.c: Likewise
	* dirent/versionsort64.c: Likewise
	* gmon/bb_exit_func.c: Likewise.
	* gmon/gmon.c: Likewise.
	* grp/initgroups.c: Likewise.
	* iconv/gconv_conf.c: Likewise.
	* inet/getnameinfo.c: Likewise.
	* inet/getnetgrent_r.c: Likewise.
	* inet/inet_ntoa.c: Likewise.
	* inet/rcmd.c: Likewise.
	* inet/rexec.c: Likewise.
	* inet/ruserpass.c: Likewise.
	* io/fts.c: Likewise.
	* io/ftw.c: Likewise.
	* io/ftw64.c: Likewise.
	* io/getdirname.c: Likewise.
	* io/getwd.c: Likewise.
	* io/lockf.c: Likewise.
	* libio/iofdopen.c: Likewise.
	* libio/iopopen.c: Likewise.
	* login/utmp_daemon.c: Likewise.
	* malloc/mtrace.c: Likewise.
	* malloc/obstack.c
	* misc/daemon.c: Likewise.
	* misc/efgcvt_r.c: Likewise.
	* misc/err.c: Likewise.
	* misc/error.c: Likewise.
	* misc/fstab.c: Likewise.
	* misc/getpass.c: Likewise.
	* misc/getttyent.c: Likewise.
	* misc/mntent_r.c: Likewise.
	* misc/search.h: Likewise.
	* misc/syslog.c: Likewise.
	* nscd/nscd_getgr_r.c: Likewise.
	* nscd/nscd_getpw_r.c: Likewise.
	* posix/getpgrp.c: Likewise.
	* posix/wordexp.c: Likewise.
	* pwd/fgetpwent_r.c: Likewise.
	* pwd/getpw.c: Likewise.
	* resolv/herror.c: Likewise.
	* resolv/res_init.c: Likewise.
	* shadow/fgetspent_r.c: Likewise.
	* shadow/lckpwdf.c: Likewise.
	* signal/sigrelse.c: Likewise.
	* stdio-common/asprintf.c: Likewise.
	* stdio-common/dprintf.c: Likewise.
	* stdio-common/getw.c: Likewise.
	* stdio-common/putw.c: Likewise.
	* stdio-common/snprintf.c: Likewise.
	* stdio-common/sprintf.c: Likewise.
	* stdio-common/sscanf.c: Likewise.
	* stdlib/lrand48_r.c: Likewise.
	* stdlib/mrand48_r.c: Likewise.
	* string/argz-replace.c: Likewise.
	* string/envz.c: Likewise.
	* sunrpc/auth_des.c: Likewise.
	* sunrpc/auth_unix.c: Likewise.
	* sunrpc/bindrsvprt.c: Likewise.
	* sunrpc/clnt_gen.c: Likewise.
	* sunrpc/clnt_perr.c: Likewise.
	* sunrpc/clnt_simp.c: Likewise.
	* sunrpc/clnt_tcp.c: Likewise.
	* sunrpc/clnt_udp.c: Likewise.
	* sunrpc/get_myaddr.c: Likewise.
	* sunrpc/key_call.c: Likewise.
	* sunrpc/netname.c: Likewise.
	* sunrpc/openchild.c: Likewise.
	* sunrpc/pmap_rmt.c: Likewise.
	* sunrpc/rpc_dtable.c: Likewise.
	* sunrpc/rtime.c: Likewise.
	* sunrpc/svc_run.c: Likewise.
	* sunrpc/svc_simple.c: Likewise.
	* sunrpc/svc_tcp.c: Likewise.
	* sunrpc/svc_udp.c: Likewise.
	* sunrpc/svcauth_des.c: Likewise.
	* sunrpc/xdr_array.c: Likewise.
	* sunrpc/xdr_rec.c: Likewise.
	* sunrpc/xdr_ref.c: Likewise.
	* sunrpc/xdr_stdio.c: Likewise.
	* sysdeps/generic/abort.c: Likewise.
	* sysdeps/generic/dl-sysdep.c: Likewise.
	* sysdeps/generic/fstatfs64.c: Likewise.
	* sysdeps/generic/ftruncate64.c: Likewise.
	* sysdeps/generic/getrlimit64.c: Likewise.
	* sysdeps/generic/glob.c: Likewise.
	* sysdeps/generic/prof-freq.c: Likewise.
	* sysdeps/generic/putenv.c: Likewise.
	* sysdeps/generic/statfs64.c: Likewise.
	* sysdeps/generic/ttyname_r.c: Likewise.
	* sysdeps/generic/utmp_file.c: Likewise.
	* sysdeps/generic/vlimit.c: Likewise.
	* sysdeps/generic/vtimes.c: Likewise.
	* sysdeps/posix/cuserid.c: Likewise.
	* sysdeps/posix/euidaccess.c: Likewise.
	* sysdeps/posix/mkstemp.c: Likewise.
	* sysdeps/posix/mktemp.c: Likewise.
	* sysdeps/posix/pread.c: Likewise.
	* sysdeps/posix/pread64.c: Likewise.
	* sysdeps/posix/profil.c: Likewise.
	* sysdeps/posix/pwrite.c: Likewise.
	* sysdeps/posix/pwrite64.c: Likewise.
	* sysdeps/posix/sigblock.c: Likewise.
	* sysdeps/posix/sigpause.c: Likewise.
	* sysdeps/posix/ttyname.c: Likewise.
	* sysdeps/posix/ttyname_r.c: Likewise.
	* sysdeps/posix/waitid.c: Likewise.
	* sysdeps/unix/getlogin_r.c: Likewise.
	* sysdeps/unix/grantpt.c: Likewise.
	* sysdeps/unix/rewinddir.c: Likewise.
	* sysdeps/unix/sysv/linux/gethostid.c: Likewise.
	* sysdeps/unix/sysv/linux/getpt.c: Likewise.
	* sysdeps/unix/sysv/linux/if_index.c: Likewise.
	* sysdeps/unix/sysv/linux/ptsname.c: Likewise.
	* sysdeps/unix/sysv/linux/sendmsg.c: Likewise.
	* sysdeps/unix/sysv/linux/statvfs.c: Likewise.
	* sysdeps/unix/sysv/linux/ttyname.c: Likewise.
	* sysdeps/unix/sysv/linux/ttyname_r.c: Likewise.
	* sysdeps/unix/sysv/linux/ulimit.c: Likewise.
	* sysdeps/unix/sysv/linux/unlockpt.c: Likewise.
	* sysvipc/sys/shm.h: Likewise.
	* time/ctime_r.c: Likewise.
	* time/strptime.c: Likewise.
	* wcsmbs/mbrlen.c: Likewise.
	* wcsmbs/wcsdup.c: Likewise.
	* wcsmbs/wcsxfrm.c: Likewise.
	* wctype/wcfuncs.c: Likewise.

	* sysdeps/unix/sysv/linux/i386/socker.S: Change to honor NO_WEAK_ALIAS.
	* sysdeps/unix/sysv/linux/accept.S: Don't generate __ name.
	* sysdeps/unix/sysv/linux/bind.S: Likewise.
	* sysdeps/unix/sysv/linux/getsockname.S: Likewise.
	* sysdeps/unix/sysv/linux/listen.S: Likewise.
	* sysdeps/unix/sysv/linux/recvfrom.S: Likewise.
	* sysdeps/unix/sysv/linux/sendto.S: Likewise.
	* sysdeps/unix/sysv/linux/setsockopt.S: Likewise.

	* grp/fgetgrent_r.c: Use explicit locking of the stream.

	* elf/Makefile (rtld-routines): Add dl-environ.
	* sysdeps/generic/dl-environ.c: New file.

	* libio/Makefile [REENTRANT] (routines): Add iofputs_u.
	* libio/Versions: Add fputs_unlocked.
	* libio/iofputs_u.c: New file.
	* libio/stdio.h: Add prototype for fputs_unlocked.

	* sunrpc/rpc/auth.h: Use __PMT instead of __P in type definitions.
	* sunrpc/rpc/clnt.h: Likewise.
	* sunrpc/rpc/pmap_clnt.h: Likewise.
	* sunrpc/rpc/svc.h: Likewise.
	* sunrpc/rpc/xdr.h: Likewise.

	* sysdeps/i386/memchr.S: Correct for more strict gas.
	* sysdeps/i386/fpu/bits/mathinline.h: Likewise.
	* sysdeps/libm-i387/i686/s_fdim.S: Likewise.
	* sysdeps/libm-i387/i686/s_fdimf.S: Likewise.
	* sysdeps/libm-i387/i686/s_fdiml.S: Likewise.

1998-07-15  Andreas Jaeger  <aj@arthur.rhein-neckar.de>

	* configure.in: Change message for binutils version from
	2.8.1.0.17->2.8.1.0.23.

1998-07-15  Ulrich Drepper  <drepper@cygnus.com>

	* sysdeps/unix/sysv/sysv4/solaris2/sparc/sysdep.h: Define LOC.
	Patch by John Tobey <jtobey@banta-im.com>.
Diffstat (limited to 'sysdeps/generic/dl-environ.c')
-rw-r--r--sysdeps/generic/dl-environ.c69
1 files changed, 69 insertions, 0 deletions
diff --git a/sysdeps/generic/dl-environ.c b/sysdeps/generic/dl-environ.c
new file mode 100644
index 0000000000..433102757c
--- /dev/null
+++ b/sysdeps/generic/dl-environ.c
@@ -0,0 +1,69 @@
+/*Environment handling for dynamic loader.
+   Copyright (C) 1995, 1996, 1997, 1998 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Library General Public License as
+   published by the Free Software Foundation; either version 2 of the
+   License, or (at your option) any later version.
+
+   The GNU C Library is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Library General Public License for more details.
+
+   You should have received a copy of the GNU Library General Public
+   License along with the GNU C Library; see the file COPYING.LIB.  If not,
+   write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+   Boston, MA 02111-1307, USA.  */
+
+#include <string.h>
+
+
+extern char **_environ;
+
+/* Walk through the environment of the process and return all entries
+   starting with `LD_'.  */
+char *
+internal_function
+_dl_next_ld_env_entry (char ***position)
+{
+  char **current = *position;
+  char *result = NULL;
+
+  if (current == NULL)
+    /* We start over.  */
+    current = _environ;
+
+  while (result == NULL && *current != NULL)
+    {
+      if ((*current)[0] == 'L' && (*current)[1] == 'D' && (*current)[2] == '_')
+	result = *current;
+
+      ++current;
+    }
+
+  /* Save current position for next visit.  */
+  *position = current;
+
+  return result;
+}
+
+void
+unsetenv (const char *name)
+{
+  const size_t len = strlen (name);
+  char **ep;
+
+  for (ep = _environ; *ep != NULL; ++ep)
+    if (!strncmp (*ep, name, len) && (*ep)[len] == '=')
+      {
+	/* Found it.  Remove this pointer by moving later ones back.  */
+	char **dp = ep;
+
+	do
+	  dp[0] = dp[1];
+	while (*dp++);
+	/* Continue the loop in case NAME appears again.  */
+      }
+}