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| author | Björn Jacke <bj@sernet.de> | 2009-10-20 08:01:52 +0200 |
|---|---|---|
| committer | Björn Jacke <bj@sernet.de> | 2009-10-20 10:52:07 +0200 |
| commit | 4243e6e3a904d2f3deb72a6ba456c49233d9af51 (patch) | |
| tree | 563c176e5d4f6e84a2c2595148525f8f51e68ba6 /source3/configure.in | |
| parent | f96f8f9c7720de8f032f571e81246c59e13550c1 (diff) | |
| download | samba-4243e6e3a904d2f3deb72a6ba456c49233d9af51.tar.gz samba-4243e6e3a904d2f3deb72a6ba456c49233d9af51.tar.bz2 samba-4243e6e3a904d2f3deb72a6ba456c49233d9af51.zip | |
s3:configure: add support for Solaris' ld -z ignore
try linker flags for ignoring unused libs in this order:
-Wl,--as-needed (gcc like + binutils)
-Wl,-z,ignore (gcc like + Solaris linker)
-z ignore (old Sun C)
Diffstat (limited to 'source3/configure.in')
| -rw-r--r-- | source3/configure.in | 18 |
1 files changed, 7 insertions, 11 deletions
diff --git a/source3/configure.in b/source3/configure.in index 80a347cd4e..a296a59ca0 100644 --- a/source3/configure.in +++ b/source3/configure.in @@ -1758,22 +1758,18 @@ fi AC_MSG_RESULT($BLDSHARED) -if test x"${ac_cv_prog_gnu_ld}" = x"yes"; then +for flags in "-Wl,--as-needed" "-Wl,-z,ignore" "-z ignore" ; do saved_ldflags="$LDFLAGS" - AC_MSG_CHECKING([if --as-needed works]) - LDFLAGS="--as-needed $saved_ldflags" - AC_TRY_LINK([],[], - [AC_MSG_RESULT([yes]) - LD_AS_NEEDED_FLAG=--as-needed], - AC_MSG_RESULT([no])) - AC_MSG_CHECKING([if -Wl,--as-needed works]) - LDFLAGS="-Wl,--as-needed $saved_ldflags" + AC_MSG_CHECKING([if $flags works]) + LDFLAGS="$flags $saved_ldflags" AC_TRY_LINK([],[], [AC_MSG_RESULT([yes]) - LD_AS_NEEDED_FLAG=-Wl,--as-needed], + LD_AS_NEEDED_FLAG=$flags + ld_as_needed_flag_found=yes], AC_MSG_RESULT([no])) LDFLAGS="$LD_AS_NEEDED_FLAG $saved_ldflags" -fi + test x"$ld_as_needed_flag_found" = xyes && break +done # 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 |