X-Git-Url: https://diplodocus.org/git/nmh/blobdiff_plain/73a94823f58fa921f9e6c58632f9cecead0e10fd..94187a80bd60baab4b9c4b949ad820d730578123:/configure.ac diff --git a/configure.ac b/configure.ac index cb23a22d..677a54c4 100644 --- a/configure.ac +++ b/configure.ac @@ -154,20 +154,6 @@ dnl Check for any platform-specific additional AM_CPPFLAGS. This depends on dnl MULTIBYTE_ENABLED having already been set. NMH_ADDL_CPPFLAGS -if test "$GCC" = yes; then - dnl Do this regardless of auto_cflags value. - dnl Enable _FORTIFY_SOURCE checking, which is supported by - dnl gcc 4.1 and later, but only when optimization is enabled. - dnl It shouldn't hurt with earlier versions because it's a cpp macro. - dnl If the user configures with a CFLAGS that contains a -O flag - dnl but then removes it a make time, they'll also have to remove - dnl -D_FORTIFY_SOURCE from CPPFLAGS because it requires optimization. - dnl Use "\ " instead of ' ' or " " for compatiblity with posh. - AS_CASE([$CFLAGS], - [-O|*\ -O|-O[[!0]]*|*\ -O[[!0]]*], - [CPPFLAGS="${CPPFLAGS:+$CPPFLAGS }-D_FORTIFY_SOURCE=2"]) -fi - dnl FreeBSD needs a bit of magic to bring getline() into scope. dnl We do this here rather than in (say) h/mh.h because this macro must dnl be defined before is pulled in.