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Diffstat (limited to 'source4/build/m4/check_ld.m4')
| -rw-r--r-- | source4/build/m4/check_ld.m4 | 187 |
1 files changed, 0 insertions, 187 deletions
diff --git a/source4/build/m4/check_ld.m4 b/source4/build/m4/check_ld.m4 deleted file mode 100644 index 48d6b333ef..0000000000 --- a/source4/build/m4/check_ld.m4 +++ /dev/null @@ -1,187 +0,0 @@ -dnl SMB Build Environment LD Checks -dnl ------------------------------------------------------- -dnl Copyright (C) Stefan (metze) Metzmacher 2004 -dnl Copyright (C) Jelmer Vernooij 2006 -dnl Released under the GNU GPL -dnl ------------------------------------------------------- -dnl - -AC_PATH_PROG(PROG_LD,ld) -LD=${PROG_LD} -AC_PROG_LD_GNU -LD="" - -AC_SUBST(BLDSHARED) -AC_SUBST(LD) -AC_SUBST(SYS_LDFLAGS) -AC_SUBST(LDFLAGS) - -# Assume non-shared by default and override below -# these are the defaults, good for lots of systems -BLDSHARED="false" -LD="${CC}" -PICFLAG="" - -# allow for --with-hostld=gcc -AC_ARG_WITH(hostld,[ --with-hostld=linker choose host linker], -[HOSTLD=$withval], -[HOSTLD=$HOSTCC]) - -AC_MSG_CHECKING([whether to try to build shared libraries on $host_os]) - -# and these are for particular systems -case "$host_os" in - *linux*) - BLDSHARED="true" - SYS_LDFLAGS="-Wl,--export-dynamic" - ;; - *solaris*) - BLDSHARED="true" - if test "${GCC}" = "yes"; then - if test "${ac_cv_prog_gnu_ld}" = "yes"; then - SYS_LDFLAGS="-Wl,-E" - fi - fi - ;; - *sunos*) - BLDSHARED="true" - ;; - *netbsd* | *freebsd* | *dragonfly* ) - BLDSHARED="true" - SYS_LDFLAGS="-Wl,--export-dynamic" - ;; - *openbsd*) - BLDSHARED="true" - SYS_LDFLAGS="-Wl,-Bdynamic" - ;; - *irix*) - BLDSHARED="true" - ;; - *aix*) - BLDSHARED="true" - SYS_LDFLAGS="-Wl,-brtl,-bexpall,-bbigtoc" - ;; - *hpux*) - # Use special PIC flags for the native HP-UX compiler. - BLDSHARED="true" # I hope this is correct - if test "$host_cpu" = "ia64"; then - SYS_LDFLAGS="-Wl,-E,+b/usr/local/lib/hpux32:/usr/lib/hpux32" - else - SYS_LDFLAGS="-Wl,-E,+b/usr/local/lib:/usr/lib" - fi - ;; - *osf*) - BLDSHARED="true" - ;; - *unixware*) - BLDSHARED="true" - ;; - *darwin*) - BLDSHARED="true" - ;; -esac - -AC_MSG_RESULT($BLDSHARED) - -AC_MSG_CHECKING([LD]) -AC_MSG_RESULT([$LD]) -AC_MSG_CHECKING([LDFLAGS]) -AC_MSG_RESULT([$LDFLAGS]) -AC_MSG_CHECKING([SYS_LDFLAGS]) -AC_MSG_RESULT([$SYS_LDFLAGS]) - -AC_SUBST(HOSTLD) - -AC_LIBREPLACE_STLD -AC_LIBREPLACE_STLD_FLAGS - -AC_MSG_CHECKING([STLD]) -AC_MSG_RESULT([$STLD]) -AC_MSG_CHECKING([STLD_FLAGS]) -AC_MSG_RESULT([$STLD_FLAGS]) - -AC_LD_PICFLAG -AC_LD_EXPORT_DYNAMIC -AC_LD_SHLIBEXT -AC_LD_SONAMEFLAG -AC_LIBREPLACE_SHLD -AC_LIBREPLACE_SHLD_FLAGS -AC_LIBREPLACE_MDLD -AC_LIBREPLACE_MDLD_FLAGS -AC_LIBREPLACE_RUNTIME_LIB_PATH_VAR - -####################################################### -# test whether building a shared library actually works -if test $BLDSHARED = true; then - - AC_MSG_CHECKING([SHLD]) - AC_MSG_RESULT([$SHLD]) - AC_MSG_CHECKING([SHLD_FLAGS]) - AC_MSG_RESULT([$SHLD_FLAGS]) - - AC_MSG_CHECKING([MDLD]) - AC_MSG_RESULT([$MDLD]) - AC_MSG_CHECKING([MDLD_FLAGS]) - AC_MSG_RESULT([$MDLD_FLAGS]) - - AC_MSG_CHECKING([SHLIBEXT]) - AC_MSG_RESULT([$SHLIBEXT]) - AC_MSG_CHECKING([SONAMEFLAG]) - AC_MSG_RESULT([$SONAMEFLAG]) - - AC_MSG_CHECKING([PICFLAG]) - AC_MSG_RESULT([$PICFLAG]) - - AC_CACHE_CHECK([whether building shared libraries actually works], - [ac_cv_shlib_works],[ - ac_cv_shlib_works=no - # try building a trivial shared library - # TODO: also test SONAMEFLAG - ${CC} ${CFLAGS} ${PICFLAG} -c ${srcdir-.}/../tests/shlib.c -o shlib.o && - ${SHLD} ${SHLD_FLAGS} -o shlib.${SHLIBEXT} shlib.o && - ac_cv_shlib_works=yes - rm -f shlib.${SHLIBEXT} shlib.o - ]) - AC_CACHE_CHECK([whether building shared modules actually works], - [ac_cv_shmod_works],[ - ac_cv_shmod_works=no - # try building a trivial shared library - ${CC} ${CFLAGS} ${PICFLAG} -c ${srcdir-.}/../tests/shlib.c -o shlib.o && - ${MDLD} ${MDLD_FLAGS} -o shlib.${SHLIBEXT} shlib.o && - ac_cv_shmod_works=yes - rm -f shlib.${SHLIBEXT} shlib.o - ]) - if test $ac_cv_shlib_works = no; then - AC_MSG_ERROR(unable to build shared libraries) - fi - if test $ac_cv_shmod_works = no; then - AC_MSG_ERROR(unable to build shared modules) - fi -fi - -AC_DEFINE_UNQUOTED(SHLIBEXT, "$SHLIBEXT", [Shared library extension]) - -AC_MSG_CHECKING([if we can link using the selected flags]) -AC_TRY_RUN([#include "${srcdir-.}/../tests/trivial.c"], - AC_MSG_RESULT(yes), - AC_MSG_ERROR([we cannot link with the selected cc and ld flags. Aborting configure]), - AC_MSG_WARN([cannot run when cross-compiling])) - - -USESHARED=false -AC_SUBST(USESHARED) - -AC_ARG_ENABLE(dso, -[ --enable-dso Enable using shared libraries internally (experimental)], -[],[enable_dso=no]) - -if test x"$enable_dso" = x"yes" -a x"$BLDSHARED" != x"true"; then - AC_MSG_ERROR([--enable-dso: no support for shared libraries]) -fi - -if test x"$enable_dso" != x"no"; then - USESHARED=$BLDSHARED -fi - -AC_MSG_CHECKING([if binaries will use shared libraries]) -AC_MSG_RESULT([$USESHARED]) |