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Diffstat (limited to 'libbacktrace/configure.ac')
| -rw-r--r-- | libbacktrace/configure.ac | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/libbacktrace/configure.ac b/libbacktrace/configure.ac index c88122d..f389c72 100644 --- a/libbacktrace/configure.ac +++ b/libbacktrace/configure.ac @@ -405,6 +405,23 @@ AC_SUBST(PTHREAD_CFLAGS) AM_CONDITIONAL(HAVE_PTHREAD, test "$libgo_cv_lib_pthread" = yes) +AC_CHECK_LIB([z], [compress], []) +if test $ac_cv_lib_z_compress = "yes"; then + AC_DEFINE(HAVE_ZLIB, 1, [Define if -lz is available.]) +fi +AM_CONDITIONAL(HAVE_ZLIB, test "$ac_cv_lib_z_compress" = yes) + +dnl Test whether the linker supports the --compress_debug_sections option. +AC_CACHE_CHECK([whether --compress-debug-sections is supported], +[libgo_cv_ld_compress], +[LDFLAGS_hold=$LDFLAGS +LDFLAGS="$LDFLAGS -Wl,--compress-debug-sections=zlib-gnu" +AC_LINK_IFELSE([AC_LANG_PROGRAM(,)], +[libgo_cv_ld_compress=yes], +[libgo_cv_ld_compress=no]) +LDFLAGS=$LDFLAGS_hold]) +AM_CONDITIONAL(HAVE_COMPRESSED_DEBUG, test "$libgo_cv_ld_compress" = yes) + AC_ARG_VAR(OBJCOPY, [location of objcopy]) AC_CHECK_PROG(OBJCOPY, objcopy, objcopy,) AC_CACHE_CHECK([whether objcopy supports debuglink], |