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| author | Volker Lendecke <vlendec@samba.org> | 2003-07-17 10:03:37 +0000 |
|---|---|---|
| committer | Volker Lendecke <vlendec@samba.org> | 2003-07-17 10:03:37 +0000 |
| commit | 0fe05982cd571d0172d59e0559348d79eea81239 (patch) | |
| tree | 1198014d689dcd1dd8221cff3ddef57cee2d102d | |
| parent | 7f7b754483863f94f32c6150c62710c5affcd390 (diff) | |
| download | samba-0fe05982cd571d0172d59e0559348d79eea81239.tar.gz samba-0fe05982cd571d0172d59e0559348d79eea81239.tar.bz2 samba-0fe05982cd571d0172d59e0559348d79eea81239.zip | |
Ban getgrouplist on linux glibc systems with glibc <= 2.3.
This segfaults when you have to many group membership entries
in /etc/group.
Fixed in glibc CVS end of April 2003.
Volker
(This used to be commit 61bfdf0b12457689b08c19a6269259abf3d15410)
| -rw-r--r-- | source3/configure.in | 34 |
1 files changed, 33 insertions, 1 deletions
diff --git a/source3/configure.in b/source3/configure.in index 3469de2b59..af56395007 100644 --- a/source3/configure.in +++ b/source3/configure.in @@ -843,7 +843,7 @@ AC_CHECK_FUNCS(setpriv setgidx setuidx setgroups sysconf mktime rename ftruncate AC_CHECK_FUNCS(lstat64 fopen64 atexit grantpt dup2 lseek64 ftruncate64 readdir64) AC_CHECK_FUNCS(fseek64 fseeko64 ftell64 ftello64 setluid getpwanam setlinebuf) AC_CHECK_FUNCS(srandom random srand rand setenv usleep strcasecmp fcvt fcvtl symlink readlink) -AC_CHECK_FUNCS(syslog vsyslog getgrouplist timegm) +AC_CHECK_FUNCS(syslog vsyslog timegm) AC_CHECK_FUNCS(setlocale nl_langinfo) # setbuffer, shmget, shm_open are needed for smbtorture AC_CHECK_FUNCS(setbuffer shmget shm_open backtrace_symbols) @@ -867,6 +867,38 @@ AC_CHECK_FUNCS(pwrite _pwrite __pwrite pwrite64 _pwrite64 __pwrite64) AC_CHECK_FUNCS(open64 _open64 __open64 creat64) # +# +# +case "$host_os" in + *linux*) + # glibc <= 2.3.2 has a broken getgrouplist + AC_TRY_RUN([ +#include <unistd.h> +#include <sys/utsname.h> +main() { + /* glibc up to 2.3 has a broken getgrouplist */ +#if defined(__GLIBC__) && defined(__GLIBC_MINOR__) + int libc_major = __GLIBC__; + int libc_minor = __GLIBC_MINOR__; + + if (libc_major < 2) + exit(1); + if ((libc_major == 2) && (libc_minor <= 3)) + exit(1); +#endif + exit(0); +} +], [linux_getgrouplist_ok=yes], [linux_getgrouplist_ok=no]) + if test x"$linux_getgrouplist_ok" = x"yes"; then + AC_DEFINE(HAVE_GETGROUPLIST, 1, [Have good getgrouplist]) + fi + ;; + *) + AC_CHECK_FUNCS(getgrouplist) + ;; +esac + +# # stat64 family may need <sys/stat.h> on some systems, notably ReliantUNIX # |