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dnl Defines PY_NOOPT_CFLAGS to either '' or -O1
dnl
dnl This is necessary because on some systems setup.py includes
dnl -D_FORTIFY_SOURCE but have a -D_FORTIFY_SOURCE which breaks
dnl with -O0. On those systems we arrange to use -O1 for debug
dnl builds instead.
AC_DEFUN([AX_CHECK_PYTHON_FORTIFY_NOOPT], [
AC_CACHE_CHECK([whether Python setup.py brokenly enables -D_FORTIFY_SOURCE],
[ax_cv_python_fortify],[
ax_cv_python_fortify=no
for arg in $($PYTHON-config --cflags); do
case "$arg" in
-D_FORTIFY_SOURCE=0) ax_cv_python_fortify=no ;;
-D_FORTIFY_SOURCE=*) ax_cv_python_fortify=yes ;;
-Wp,-D_FORTIFY_SOURCE=0) ax_cv_python_fortify=no ;;
-Wp,-D_FORTIFY_SOURCE=*) ax_cv_python_fortify=yes ;;
*) ;;
esac
done
])
AS_IF([test x$ax_cv_python_fortify = xyes],[
PY_NOOPT_CFLAGS=-O1
], [
PY_NOOPT_CFLAGS=''
])
AC_SUBST(PY_NOOPT_CFLAGS)
])
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