diff options
Diffstat (limited to 'libctf/configure')
| -rwxr-xr-x | libctf/configure | 157 |
1 files changed, 109 insertions, 48 deletions
diff --git a/libctf/configure b/libctf/configure index 38855e1..1bed5e1 100755 --- a/libctf/configure +++ b/libctf/configure @@ -635,6 +635,7 @@ ac_subst_vars='am__EXEEXT_FALSE am__EXEEXT_TRUE LTLIBOBJS LIBOBJS +VERSION_FLAGS_NOBFD VERSION_FLAGS TCL_TRY_FALSE TCL_TRY_TRUE @@ -5901,48 +5902,49 @@ if ${lt_cv_path_NM+:} false; then : $as_echo_n "(cached) " >&6 else if test -n "$NM"; then - # Let the user override the test. - lt_cv_path_NM="$NM" -else - lt_nm_to_check="${ac_tool_prefix}nm" - if test -n "$ac_tool_prefix" && test "$build" = "$host"; then - lt_nm_to_check="$lt_nm_to_check nm" - fi - for lt_tmp_nm in $lt_nm_to_check; do - lt_save_ifs="$IFS"; IFS=$PATH_SEPARATOR - for ac_dir in $PATH /usr/ccs/bin/elf /usr/ccs/bin /usr/ucb /bin; do - IFS="$lt_save_ifs" - test -z "$ac_dir" && ac_dir=. - tmp_nm="$ac_dir/$lt_tmp_nm" - if test -f "$tmp_nm" || test -f "$tmp_nm$ac_exeext" ; then - # Check to see if the nm accepts a BSD-compat flag. - # Adding the `sed 1q' prevents false positives on HP-UX, which says: - # nm: unknown option "B" ignored - # Tru64's nm complains that /dev/null is an invalid object file - case `"$tmp_nm" -B /dev/null 2>&1 | sed '1q'` in - */dev/null* | *'Invalid file or object type'*) - lt_cv_path_NM="$tmp_nm -B" - break - ;; - *) - case `"$tmp_nm" -p /dev/null 2>&1 | sed '1q'` in - */dev/null*) - lt_cv_path_NM="$tmp_nm -p" - break - ;; - *) - lt_cv_path_NM=${lt_cv_path_NM="$tmp_nm"} # keep the first match, but - continue # so that we can try to find one that supports BSD flags - ;; - esac - ;; - esac - fi - done - IFS="$lt_save_ifs" - done - : ${lt_cv_path_NM=no} -fi + # Let the user override the nm to test. + lt_nm_to_check="$NM" + else + lt_nm_to_check="${ac_tool_prefix}nm" + if test -n "$ac_tool_prefix" && test "$build" = "$host"; then + lt_nm_to_check="$lt_nm_to_check nm" + fi + fi + for lt_tmp_nm in $lt_nm_to_check; do + lt_save_ifs="$IFS"; IFS=$PATH_SEPARATOR + for ac_dir in $PATH /usr/ccs/bin/elf /usr/ccs/bin /usr/ucb /bin; do + IFS="$lt_save_ifs" + test -z "$ac_dir" && ac_dir=. + case "$lt_tmp_nm" in + */*|*\\*) tmp_nm="$lt_tmp_nm";; + *) tmp_nm="$ac_dir/$lt_tmp_nm";; + esac + if test -f "$tmp_nm" || test -f "$tmp_nm$ac_exeext" ; then + # Check to see if the nm accepts a BSD-compat flag. + # Adding the `sed 1q' prevents false positives on HP-UX, which says: + # nm: unknown option "B" ignored + case `"$tmp_nm" -B "$tmp_nm" 2>&1 | grep -v '^ *$' | sed '1q'` in + *$tmp_nm*) lt_cv_path_NM="$tmp_nm -B" + break + ;; + *) + case `"$tmp_nm" -p "$tmp_nm" 2>&1 | grep -v '^ *$' | sed '1q'` in + *$tmp_nm*) + lt_cv_path_NM="$tmp_nm -p" + break + ;; + *) + lt_cv_path_NM=${lt_cv_path_NM="$tmp_nm"} # keep the first match, but + continue # so that we can try to find one that supports BSD flags + ;; + esac + ;; + esac + fi + done + IFS="$lt_save_ifs" + done + : ${lt_cv_path_NM=no} fi { $as_echo "$as_me:${as_lineno-$LINENO}: result: $lt_cv_path_NM" >&5 $as_echo "$lt_cv_path_NM" >&6; } @@ -7101,7 +7103,7 @@ osf*) symcode='[BCDEGQRST]' ;; solaris*) - symcode='[BDRT]' + symcode='[BCDRT]' ;; sco3.2v5*) symcode='[DT]' @@ -11586,7 +11588,7 @@ else lt_dlunknown=0; lt_dlno_uscore=1; lt_dlneed_uscore=2 lt_status=$lt_dlunknown cat > conftest.$ac_ext <<_LT_EOF -#line 11589 "configure" +#line 11591 "configure" #include "confdefs.h" #if HAVE_DLFCN_H @@ -11692,7 +11694,7 @@ else lt_dlunknown=0; lt_dlno_uscore=1; lt_dlneed_uscore=2 lt_status=$lt_dlunknown cat > conftest.$ac_ext <<_LT_EOF -#line 11695 "configure" +#line 11697 "configure" #include "confdefs.h" #if HAVE_DLFCN_H @@ -13502,10 +13504,69 @@ fi # Use a version script, if possible, or an -export-symbols-regex otherwise. -VERSION_FLAGS='-export-symbols-regex ctf_.*' -if $LD --help 2>&1 | grep -- --version-script >/dev/null; then - VERSION_FLAGS="-Wl,--version-script='$srcdir/libctf.ver'" +decommented_version_script= +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for linker versioning flags" >&5 +$as_echo_n "checking for linker versioning flags... " >&6; } +if ${ac_cv_libctf_version_script+:} false; then : + $as_echo_n "(cached) " >&6 +else + echo 'FOO { global: mai*; local: ctf_fo*; };' > conftest.ver + old_LDFLAGS="$LDFLAGS" + old_CFLAGS="$CFLAGS" + LDFLAGS="$LDFLAGS -shared -Wl,--version-script=conftest.ver" + CFLAGS="$CFLAGS -fPIC" + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +int ctf_foo (void) { return 0; } + int main (void) { return ctf_foo(); } +_ACEOF +if ac_fn_c_try_link "$LINENO"; then : + ac_cv_libctf_version_script="-Wl,--version-script='$srcdir/libctf.ver'" +fi +rm -f core conftest.err conftest.$ac_objext \ + conftest$ac_exeext conftest.$ac_ext + LDFLAGS="$old_LDFLAGS" + + if test -z "$ac_cv_libctf_version_script"; then + LDFLAGS="$LDFLAGS -shared -Wl,-B,local -Wl,-z,gnu-version-script=conftest.ver" + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +int ctf_foo (void) { return 0; } + int main (void) { return ctf_foo(); } +_ACEOF +if ac_fn_c_try_link "$LINENO"; then : + ac_cv_libctf_version_script="-Wl,-B,local -Wl,-z,gnu-version-script" + decommented_version_script=t fi +rm -f core conftest.err conftest.$ac_objext \ + conftest$ac_exeext conftest.$ac_ext + LDFLAGS="$old_LDFLAGS" + fi + CFLAGS="$old_CFLAGS" + + if test -z "$ac_cv_libctf_version_script"; then + ac_cv_libctf_version_script='-export-symbols-regex ctf_.*' + fi + rm -f conftest.ver +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_libctf_version_script" >&5 +$as_echo "$ac_cv_libctf_version_script" >&6; } +if test -n "$decommented_version_script"; then + # Solaris's version scripts use shell-style comments rather than the C-style + # used by GNU ld. Use cpp to strip the comments out. (cpp exists under this + # name on all platforms that support ld -z gnu-version-script.) + # Also ensure that no symbols exist in the version script for libctf-nobfd.so + # that do not exist in the shared library itself, since some linkers add such + # symbols with type NOTYPE. + /lib/cpp < $srcdir/libctf.ver > libctf-decommented.ver + grep -v 'libctf only' $srcdir/libctf.ver | /lib/cpp > libctf-nobfd-decommented.ver + VERSION_FLAGS="$ac_cv_libctf_version_script='libctf-decommented.ver'" + VERSION_FLAGS_NOBFD="$ac_cv_libctf_version_script='libctf-nobfd-decommented.ver'" +else + VERSION_FLAGS="$ac_cv_libctf_version_script" + VERSION_FLAGS_NOBFD="$ac_cv_libctf_version_script" +fi + ac_config_files="$ac_config_files Makefile" |