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AX_NOT_ENABLE_FRAME_POINTER ([shellvar])
add --enable-frame-pointer option, the default will add the gcc -fomit-frame-pointer option to the shellvar (per default CFLAGS) and remove the " -g " debuginfo option from it. In other words, the default is "--disable-frame-pointer"
Guido U. Draheim <guidod@gmx.de>
2008-04-12
AC_DEFUN([AX_NOT_ENABLE_FRAME_POINTER],[dnl AS_VAR_PUSHDEF([VAR],[enable_frame_pointer])dnl AC_MSG_CHECKING([m4_ifval($1,$1,CFLAGS) frame-pointer]) AC_ARG_ENABLE([frame-pointer], AC_HELP_STRING( [--enable-frame-pointer],[enable callframe generation for debugging])) case ".$VAR" in .|.no|.no,*) test ".$VAR" = "." && VAR="no" m4_ifval($1,$1,CFLAGS)=`echo dnl " $m4_ifval($1,$1,CFLAGS) " | sed -e 's/ -g / /'` if test ".$GCC" = ".yes" ; then m4_ifval($1,$1,CFLAGS)="$m4_ifval($1,$1,CFLAGS) -fomit-frame-pointer" AC_MSG_RESULT([$VAR, -fomit-frame-pointer added]) else AC_MSG_RESULT([$VAR, -g removed]) fi ;; *) AC_MSG_RESULT([$VAR, kept]) ;; esac AS_VAR_POPDEF([VAR])dnl ])
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