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Add checks for bzip2 and libz for use with the Compression concept for
lib/System and the compressing llvm archiver. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@16634 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Reid Spencer
parent
7cf3490892
commit
c28d7ad257
@ -247,6 +247,22 @@ dnl Checks for libraries:
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dnl libelf is for sparc only; we can ignore it if we don't have it
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AC_CHECK_LIB(elf, elf_begin)
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dnl Check for bzip2 and zlib compression libraries needed for archive reading/writing
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AC_CHECK_LIB(bz2,BZ2_bzCompressInit,[bzip2_found=1],[bzip2_found=0])
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AC_CHECK_LIB(z,gzopen,[zlib_found=1],[zlib_found=0])
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if test $zlib_found -eq 1 ; then
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AC_DEFINE([HAVE_ZLIB],[1],[Define if zlib library is available on this platform.])
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fi
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if test $bzip2_found -eq 1 ; then
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AC_DEFINE([HAVE_BZIP2],[1],[Define if bzip2 library is available on this platform.])
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else
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if test $zlib_found -ne 1 ; then
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AC_MSG_WARN([**** Neither zlib nor bzip2 compression libraries were found -
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archives will not support compression! Install bzip2 or zlib
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and then reconfigure to ensure compatibility])
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fi
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fi
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dnl dlopen() is required for plugin support.
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AC_SEARCH_LIBS(dlopen,dl,AC_DEFINE([HAVE_DLOPEN],[1],[Define if dlopen() is available on this platform.]),AC_MSG_WARN([dlopen() not found - disabling plugin support]))
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164
configure
vendored
164
configure
vendored
@ -19199,6 +19199,170 @@ _ACEOF
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fi
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echo "$as_me:$LINENO: checking for BZ2_bzCompressInit in -lbz2" >&5
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echo $ECHO_N "checking for BZ2_bzCompressInit in -lbz2... $ECHO_C" >&6
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if test "${ac_cv_lib_bz2_BZ2_bzCompressInit+set}" = set; then
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echo $ECHO_N "(cached) $ECHO_C" >&6
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else
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ac_check_lib_save_LIBS=$LIBS
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LIBS="-lbz2 $LIBS"
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cat >conftest.$ac_ext <<_ACEOF
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/* confdefs.h. */
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_ACEOF
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cat confdefs.h >>conftest.$ac_ext
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cat >>conftest.$ac_ext <<_ACEOF
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/* end confdefs.h. */
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/* Override any gcc2 internal prototype to avoid an error. */
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#ifdef __cplusplus
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extern "C"
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#endif
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/* We use char because int might match the return type of a gcc2
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builtin and then its argument prototype would still apply. */
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char BZ2_bzCompressInit ();
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int
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main ()
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{
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BZ2_bzCompressInit ();
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;
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return 0;
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}
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_ACEOF
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rm -f conftest.$ac_objext conftest$ac_exeext
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if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
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(eval $ac_link) 2>conftest.er1
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ac_status=$?
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grep -v '^ *+' conftest.er1 >conftest.err
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rm -f conftest.er1
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cat conftest.err >&5
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echo "$as_me:$LINENO: \$? = $ac_status" >&5
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(exit $ac_status); } &&
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{ ac_try='test -z "$ac_c_werror_flag"
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|| test ! -s conftest.err'
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{ (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
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(eval $ac_try) 2>&5
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ac_status=$?
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echo "$as_me:$LINENO: \$? = $ac_status" >&5
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(exit $ac_status); }; } &&
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{ ac_try='test -s conftest$ac_exeext'
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{ (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
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(eval $ac_try) 2>&5
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ac_status=$?
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echo "$as_me:$LINENO: \$? = $ac_status" >&5
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(exit $ac_status); }; }; then
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ac_cv_lib_bz2_BZ2_bzCompressInit=yes
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else
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echo "$as_me: failed program was:" >&5
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sed 's/^/| /' conftest.$ac_ext >&5
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ac_cv_lib_bz2_BZ2_bzCompressInit=no
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fi
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rm -f conftest.err conftest.$ac_objext \
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conftest$ac_exeext conftest.$ac_ext
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LIBS=$ac_check_lib_save_LIBS
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fi
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echo "$as_me:$LINENO: result: $ac_cv_lib_bz2_BZ2_bzCompressInit" >&5
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echo "${ECHO_T}$ac_cv_lib_bz2_BZ2_bzCompressInit" >&6
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if test $ac_cv_lib_bz2_BZ2_bzCompressInit = yes; then
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bzip2_found=1
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else
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bzip2_found=0
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fi
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echo "$as_me:$LINENO: checking for gzopen in -lz" >&5
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echo $ECHO_N "checking for gzopen in -lz... $ECHO_C" >&6
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if test "${ac_cv_lib_z_gzopen+set}" = set; then
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echo $ECHO_N "(cached) $ECHO_C" >&6
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else
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ac_check_lib_save_LIBS=$LIBS
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LIBS="-lz $LIBS"
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cat >conftest.$ac_ext <<_ACEOF
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/* confdefs.h. */
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_ACEOF
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cat confdefs.h >>conftest.$ac_ext
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cat >>conftest.$ac_ext <<_ACEOF
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/* end confdefs.h. */
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/* Override any gcc2 internal prototype to avoid an error. */
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#ifdef __cplusplus
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extern "C"
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#endif
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/* We use char because int might match the return type of a gcc2
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builtin and then its argument prototype would still apply. */
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char gzopen ();
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int
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main ()
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{
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gzopen ();
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;
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return 0;
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}
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_ACEOF
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rm -f conftest.$ac_objext conftest$ac_exeext
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if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
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(eval $ac_link) 2>conftest.er1
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ac_status=$?
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grep -v '^ *+' conftest.er1 >conftest.err
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rm -f conftest.er1
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cat conftest.err >&5
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echo "$as_me:$LINENO: \$? = $ac_status" >&5
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(exit $ac_status); } &&
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{ ac_try='test -z "$ac_c_werror_flag"
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|| test ! -s conftest.err'
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{ (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
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(eval $ac_try) 2>&5
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ac_status=$?
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echo "$as_me:$LINENO: \$? = $ac_status" >&5
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(exit $ac_status); }; } &&
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{ ac_try='test -s conftest$ac_exeext'
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{ (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
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(eval $ac_try) 2>&5
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ac_status=$?
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echo "$as_me:$LINENO: \$? = $ac_status" >&5
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(exit $ac_status); }; }; then
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ac_cv_lib_z_gzopen=yes
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else
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echo "$as_me: failed program was:" >&5
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sed 's/^/| /' conftest.$ac_ext >&5
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ac_cv_lib_z_gzopen=no
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fi
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rm -f conftest.err conftest.$ac_objext \
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conftest$ac_exeext conftest.$ac_ext
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LIBS=$ac_check_lib_save_LIBS
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fi
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echo "$as_me:$LINENO: result: $ac_cv_lib_z_gzopen" >&5
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echo "${ECHO_T}$ac_cv_lib_z_gzopen" >&6
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if test $ac_cv_lib_z_gzopen = yes; then
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zlib_found=1
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else
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zlib_found=0
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fi
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if test $zlib_found -eq 1 ; then
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cat >>confdefs.h <<\_ACEOF
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#define HAVE_ZLIB 1
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_ACEOF
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fi
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if test $bzip2_found -eq 1 ; then
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cat >>confdefs.h <<\_ACEOF
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#define HAVE_BZIP2 1
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_ACEOF
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else
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if test $zlib_found -ne 1 ; then
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{ echo "$as_me:$LINENO: WARNING: **** Neither zlib nor bzip2 compression libraries were found -
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archives will not support compression! Install bzip2 or zlib
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and then reconfigure to ensure compatibility" >&5
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echo "$as_me: WARNING: **** Neither zlib nor bzip2 compression libraries were found -
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archives will not support compression! Install bzip2 or zlib
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and then reconfigure to ensure compatibility" >&2;}
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fi
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fi
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echo "$as_me:$LINENO: checking for library containing dlopen" >&5
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echo $ECHO_N "checking for library containing dlopen... $ECHO_C" >&6
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if test "${ac_cv_search_dlopen+set}" = set; then
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