sin/samba-mirror
1
0
Fork 0
mirror of https://github.com/samba-team/samba.git synced 2025-01-13 13:18:06 +03:00
Code

check if LD_AS_NEEDED breaks linking with libreadline fixes #7209

Browse Source 
Signed-off-by: Simo Sorce <idra@samba.org>
This commit is contained in:
Olaf Flebbe 2010-05-25 13:22:56 +02:00 committed by Simo Sorce
parent c65eb4852c
commit 7aa8af144e
1 changed files with 20 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

20
source3/configure.in
View File

@ -1800,6 +1800,7 @@ fi
AC_MSG_RESULT($BLDSHARED) AC_MSG_RESULT($BLDSHARED)
saved_before_as_needed_ldflags="$LDFLAGS"
for flags in "-Wl,--as-needed" "-Wl,-z,ignore" "-z ignore" ; do for flags in "-Wl,--as-needed" "-Wl,-z,ignore" "-z ignore" ; do
saved_ldflags="$LDFLAGS" saved_ldflags="$LDFLAGS"
AC_MSG_CHECKING([if $flags works]) AC_MSG_CHECKING([if $flags works])
@ -1813,6 +1814,25 @@ for flags in "-Wl,--as-needed" "-Wl,-z,ignore" "-z ignore" ; do
test x"$ld_as_needed_flag_found" = xyes && break test x"$ld_as_needed_flag_found" = xyes && break
done done
# check if we have to disable LD_AS_NEEDED_FLAG:
# On some systems for a veriety of reasons linking with
# -Wl,--as-needed -lreadline -lncurses fails
# we have to retest, if these combination is detected before.
# Bugzilla #7209
if test x$ac_cv_lib_readline_rl_callback_handler_install = xyes ; then
if test x$ld_as_needed_flag_found = xyes ; then
AC_MSG_CHECKING([if $LD_AS_NEEDED_FLAG works with readline])
# try if check no fails
save_LIBS=$LIBS
LIBS="$LIBS $TERMLIBS"
AC_TRY_LINK([], [rl_callback_handler_install();], [AC_MSG_RESULT([yes])],[ AC_MSG_RESULT([no]); LDFLAGS="$saved_before_as_needed_ldflags"])
LIBS="$save_LIBS"
fi
fi
# for historical reasons almost all linkers don't complain about unresolved # for historical reasons almost all linkers don't complain about unresolved
# symbols in shared libs. Except for the internal samba modules we want to get # symbols in shared libs. Except for the internal samba modules we want to get
# errors when we produce a shared lib with unresolved symbols. On some # errors when we produce a shared lib with unresolved symbols. On some