FYI: move -bnoentry before compiler_flags (was: several AIX questions)

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FYI: move -bnoentry before compiler_flags (was: several AIX questions)

From:	Ralf Wildenhues
Subject:	FYI: move -bnoentry before compiler_flags (was: several AIX questions)
Date:	Fri, 25 Nov 2005 19:18:29 +0100
User-agent:	Mutt/1.5.9i
> * Albert Chin wrote on Tue, Nov 22, 2005 at 07:59:31PM CET:
> > On Sun, Nov 20, 2005 at 08:08:50PM +0100, Ralf Wildenhues wrote:
> > > 1) This patch from HEAD:
> > > 
> > > has been applied to the C case only (and not backported to branch-1-5).
> > > Should it not be for C++ as well?  What's the reason for it anyway?
> > 
> > http://lists.gnu.org/archive/html/libtool-patches/2004-04/msg00085.html
> > 
> > Yes, it should be applied to C++ as well.

Applied to HEAD and branch-1-5.  I simply changed all AIX cases.

Cheers,
Ralf

        * libltdl/m4/libtool.m4 [aix] <archive_expsym_cmds>
        (_LT_LINKER_SHLIBS, _LT_LANG_CXX_CONFIG): Always move -bnoentry
        before $compiler_flags, so it can be overridden.

Index: libltdl/m4/libtool.m4
===================================================================
RCS file: /cvsroot/libtool/libtool/libltdl/m4/libtool.m4,v
retrieving revision 1.47
diff -u -r1.47 libtool.m4
--- libltdl/m4/libtool.m4       20 Nov 2005 08:45:54 -0000      1.47
+++ libltdl/m4/libtool.m4       24 Nov 2005 16:43:00 -0000
@@ -4316,7 +4316,7 @@
        if test "$host_cpu" = ia64; then
          _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-R 
$libdir:/usr/lib:/lib'
          _LT_TAGVAR(allow_undefined_flag, $1)="-z nodefs"
-         _LT_TAGVAR(archive_expsym_cmds, $1)="\$CC $shared_flag"' -o 
$output_objdir/$soname $libobjs $deplibs $compiler_flags 
${wl}${allow_undefined_flag} '"\${wl}$no_entry_flag 
\${wl}$exp_sym_flag:\$export_symbols"
+         _LT_TAGVAR(archive_expsym_cmds, $1)="\$CC $shared_flag"' -o 
$output_objdir/$soname $libobjs $deplibs '"\${wl}$no_entry_flag"' 
$compiler_flags ${wl}${allow_undefined_flag} 
'"\${wl}$exp_sym_flag:\$export_symbols"
        else
         # Determine the default libpath from the value encoded in an
         # empty executable.
@@ -4330,7 +4330,7 @@
          _LT_TAGVAR(whole_archive_flag_spec, $1)='$convenience'
          _LT_TAGVAR(archive_cmds_need_lc, $1)=yes
          # This is similar to how AIX traditionally builds its shared 
libraries.
-         _LT_TAGVAR(archive_expsym_cmds, $1)="\$CC $shared_flag"' -o 
$output_objdir/$soname $libobjs $deplibs $compiler_flags 
${wl}-bE:$export_symbols ${wl}-bnoentry${allow_undefined_flag}~$AR $AR_FLAGS 
$output_objdir/$libname$release.a $output_objdir/$soname'
+         _LT_TAGVAR(archive_expsym_cmds, $1)="\$CC $shared_flag"' -o 
$output_objdir/$soname $libobjs $deplibs ${wl}-bnoentry $compiler_flags 
${wl}-bE:$export_symbols${allow_undefined_flag}~$AR $AR_FLAGS 
$output_objdir/$libname$release.a $output_objdir/$soname'
        fi
       fi
       ;;
@@ -5275,12 +5275,12 @@
           _LT_SYS_MODULE_PATH_AIX
           _LT_TAGVAR(hardcode_libdir_flag_spec, 
$1)='${wl}-blibpath:$libdir:'"$aix_libpath"
 
-          _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -o $output_objdir/$soname 
$libobjs $deplibs $compiler_flags `if test "x${allow_undefined_flag}" != "x"; 
then $ECHO "X${wl}${allow_undefined_flag}" | $Xsed; else :; fi` 
'"\${wl}$no_entry_flag \${wl}$exp_sym_flag:\$export_symbols $shared_flag"
+          _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -o $output_objdir/$soname 
$libobjs $deplibs '"\${wl}$no_entry_flag"' $compiler_flags `if test 
"x${allow_undefined_flag}" != "x"; then $ECHO "X${wl}${allow_undefined_flag}" | 
$Xsed; else :; fi` '"\${wl}$exp_sym_flag:\$export_symbols $shared_flag"
         else
           if test "$host_cpu" = ia64; then
            _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-R 
$libdir:/usr/lib:/lib'
            _LT_TAGVAR(allow_undefined_flag, $1)="-z nodefs"
-           _LT_TAGVAR(archive_expsym_cmds, $1)="\$CC $shared_flag"' -o 
$output_objdir/$soname $libobjs $deplibs $compiler_flags 
${wl}${allow_undefined_flag} '"\${wl}$no_entry_flag 
\${wl}$exp_sym_flag:\$export_symbols"
+           _LT_TAGVAR(archive_expsym_cmds, $1)="\$CC $shared_flag"' -o 
$output_objdir/$soname $libobjs $deplibs '"\${wl}$no_entry_flag"' 
$compiler_flags ${wl}${allow_undefined_flag} 
'"\${wl}$exp_sym_flag:\$export_symbols"
           else
            # Determine the default libpath from the value encoded in an
            # empty executable.
@@ -5295,7 +5295,7 @@
            _LT_TAGVAR(archive_cmds_need_lc, $1)=yes
            # This is similar to how AIX traditionally builds its shared
            # libraries.
-           _LT_TAGVAR(archive_expsym_cmds, $1)="\$CC $shared_flag"' -o 
$output_objdir/$soname $libobjs $deplibs $compiler_flags 
${wl}-bE:$export_symbols ${wl}-bnoentry${allow_undefined_flag}~$AR $AR_FLAGS 
$output_objdir/$libname$release.a $output_objdir/$soname'
+           _LT_TAGVAR(archive_expsym_cmds, $1)="\$CC $shared_flag"' -o 
$output_objdir/$soname $libobjs $deplibs ${wl}-bnoentry $compiler_flags 
${wl}-bE:$export_symbols${allow_undefined_flag}~$AR $AR_FLAGS 
$output_objdir/$libname$release.a $output_objdir/$soname'
           fi
         fi
         ;;



        * libtool.m4 [aix] <archive_expsym_cmds>
        (AC_LIBTOOL_PROG_LD_SHLIBS, AC_LIBTOOL_LANG_CXX_CONFIG): Always
        move -bnoentry before $compiler_flags, so it can be overridden.

Index: libtool.m4
===================================================================
RCS file: /cvsroot/libtool/libtool/Attic/libtool.m4,v
retrieving revision 1.314.2.138
diff -u -r1.314.2.138 libtool.m4
--- libtool.m4  24 Nov 2005 15:31:18 -0000      1.314.2.138
+++ libtool.m4  24 Nov 2005 16:43:39 -0000
@@ -2953,12 +2953,12 @@
       _LT_AC_SYS_LIBPATH_AIX
       _LT_AC_TAGVAR(hardcode_libdir_flag_spec, 
$1)='${wl}-blibpath:$libdir:'"$aix_libpath"
 
-      _LT_AC_TAGVAR(archive_expsym_cmds, $1)="\$CC"' -o $output_objdir/$soname 
$libobjs $deplibs $compiler_flags `if test "x${allow_undefined_flag}" != "x"; 
then echo "${wl}${allow_undefined_flag}"; else :; fi` '"\${wl}$no_entry_flag 
\${wl}$exp_sym_flag:\$export_symbols $shared_flag"
+      _LT_AC_TAGVAR(archive_expsym_cmds, $1)="\$CC"' -o $output_objdir/$soname 
$libobjs $deplibs '"\${wl}$no_entry_flag"' $compiler_flags `if test 
"x${allow_undefined_flag}" != "x"; then echo "${wl}${allow_undefined_flag}"; 
else :; fi` '"\${wl}$exp_sym_flag:\$export_symbols $shared_flag"
      else
       if test "$host_cpu" = ia64; then
        _LT_AC_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-R 
$libdir:/usr/lib:/lib'
        _LT_AC_TAGVAR(allow_undefined_flag, $1)="-z nodefs"
-       _LT_AC_TAGVAR(archive_expsym_cmds, $1)="\$CC $shared_flag"' -o 
$output_objdir/$soname $libobjs $deplibs $compiler_flags 
${wl}${allow_undefined_flag} '"\${wl}$no_entry_flag 
\${wl}$exp_sym_flag:\$export_symbols"
+       _LT_AC_TAGVAR(archive_expsym_cmds, $1)="\$CC $shared_flag"' -o 
$output_objdir/$soname $libobjs $deplibs '"\${wl}$no_entry_flag"' 
$compiler_flags ${wl}${allow_undefined_flag} 
'"\${wl}$exp_sym_flag:\$export_symbols"
       else
        # Determine the default libpath from the value encoded in an empty 
executable.
        _LT_AC_SYS_LIBPATH_AIX
@@ -2971,7 +2971,7 @@
        _LT_AC_TAGVAR(whole_archive_flag_spec, $1)='$convenience'
        _LT_AC_TAGVAR(archive_cmds_need_lc, $1)=yes
        # This is similar to how AIX traditionally builds its shared libraries.
-       _LT_AC_TAGVAR(archive_expsym_cmds, $1)="\$CC $shared_flag"' -o 
$output_objdir/$soname $libobjs $deplibs $compiler_flags 
${wl}-bE:$export_symbols ${wl}-bnoentry${allow_undefined_flag}~$AR $AR_FLAGS 
$output_objdir/$libname$release.a $output_objdir/$soname'
+       _LT_AC_TAGVAR(archive_expsym_cmds, $1)="\$CC $shared_flag"' -o 
$output_objdir/$soname $libobjs $deplibs ${wl}-bnoentry $compiler_flags 
${wl}-bE:$export_symbols${allow_undefined_flag}~$AR $AR_FLAGS 
$output_objdir/$libname$release.a $output_objdir/$soname'
       fi
     fi
     ;;
@@ -5746,12 +5746,12 @@
        # Determine the default libpath from the value encoded in an empty 
executable.
        _LT_AC_SYS_LIBPATH_AIX
        _LT_AC_TAGVAR(hardcode_libdir_flag_spec, 
$1)='${wl}-blibpath:$libdir:'"$aix_libpath"
-       _LT_AC_TAGVAR(archive_expsym_cmds, $1)="\$CC"' -o 
$output_objdir/$soname $libobjs $deplibs $compiler_flags `if test 
"x${allow_undefined_flag}" != "x"; then echo "${wl}${allow_undefined_flag}"; 
else :; fi` '"\${wl}$no_entry_flag \${wl}$exp_sym_flag:\$export_symbols 
$shared_flag"
+       _LT_AC_TAGVAR(archive_expsym_cmds, $1)="\$CC"' -o 
$output_objdir/$soname $libobjs $deplibs '"\${wl}$no_entry_flag"' 
$compiler_flags `if test "x${allow_undefined_flag}" != "x"; then echo 
"${wl}${allow_undefined_flag}"; else :; fi` 
'"\${wl}$exp_sym_flag:\$export_symbols $shared_flag"
        else
        if test "$host_cpu" = ia64; then
          _LT_AC_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-R 
$libdir:/usr/lib:/lib'
          _LT_AC_TAGVAR(allow_undefined_flag, $1)="-z nodefs"
-         _LT_AC_TAGVAR(archive_expsym_cmds, $1)="\$CC $shared_flag"' -o 
$output_objdir/$soname $libobjs $deplibs $compiler_flags 
${wl}${allow_undefined_flag} '"\${wl}$no_entry_flag 
\${wl}$exp_sym_flag:\$export_symbols"
+         _LT_AC_TAGVAR(archive_expsym_cmds, $1)="\$CC $shared_flag"' -o 
$output_objdir/$soname $libobjs $deplibs '"\${wl}$no_entry_flag"' 
$compiler_flags ${wl}${allow_undefined_flag} 
'"\${wl}$exp_sym_flag:\$export_symbols"
        else
         # Determine the default libpath from the value encoded in an empty 
executable.
         _LT_AC_SYS_LIBPATH_AIX
@@ -5764,7 +5764,7 @@
          _LT_AC_TAGVAR(whole_archive_flag_spec, $1)='$convenience'
          _LT_AC_TAGVAR(archive_cmds_need_lc, $1)=yes
          # This is similar to how AIX traditionally builds its shared 
libraries.
-         _LT_AC_TAGVAR(archive_expsym_cmds, $1)="\$CC $shared_flag"' -o 
$output_objdir/$soname $libobjs $deplibs $compiler_flags 
${wl}-bE:$export_symbols ${wl}-bnoentry${allow_undefined_flag}~$AR $AR_FLAGS 
$output_objdir/$libname$release.a $output_objdir/$soname'
+         _LT_AC_TAGVAR(archive_expsym_cmds, $1)="\$CC $shared_flag"' -o 
$output_objdir/$soname $libobjs $deplibs ${wl}-bnoentry $compiler_flags 
${wl}-bE:$export_symbols${allow_undefined_flag}~$AR $AR_FLAGS 
$output_objdir/$libname$release.a $output_objdir/$soname'
        fi
       fi
       ;;
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