diff options
author | Ulrich Drepper <drepper@redhat.com> | 1998-07-16 11:44:36 +0000 |
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committer | Ulrich Drepper <drepper@redhat.com> | 1998-07-16 11:44:36 +0000 |
commit | 50304ef0572fb41ba853262046dc7594f6a15241 (patch) | |
tree | 7bd5691f3d9acc632bdfcd61379cef9aeeb5b84b /sysdeps/generic/dl-environ.c | |
parent | e31cac9420203a4e01327eaffe1cc27f15463afb (diff) | |
download | glibc-50304ef0572fb41ba853262046dc7594f6a15241.tar.gz glibc-50304ef0572fb41ba853262046dc7594f6a15241.tar.xz glibc-50304ef0572fb41ba853262046dc7594f6a15241.zip |
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.c | 69 |
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. */ + } +} |