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<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01//EN"
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<title>
Autoconf Macro: ax_not_enable_frame_pointer
</title>
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<hr>
<h1>
ax_not_enable_frame_pointer
</h1>
<h2>
Synopsis
</h2>
<p class="indent" style="white-space:nowrap;">
<code>AX_NOT_ENABLE_FRAME_POINTER ([shellvar])</code>
</p>
<h2>
Description
</h2>
<div class="indent">
<p>
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"
</p>
</div>
<h2>
Author
</h2>
<p class="indent">
Guido Draheim <guidod@gmx.de>
</p>
<h2>
Last Modified
</h2>
<p class="indent">
2005-01-22
</p>
<h2>
M4 Source Code
</h2>
<div class="indent">
<pre class="m4source">
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
])
</pre>
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