From c6ea597d2f555977c364ac9ef2f0a6d3b7736e8f Mon Sep 17 00:00:00 2001 From: Michael Poole Date: Tue, 5 Apr 2005 02:41:07 +0000 Subject: [PATCH] Add configure-time option to set optimization level. git-svn-id: file:///home/klmitch/undernet-ircu/undernet-ircu-svn/ircu2/trunk@1351 c9e4aea6-c8fd-4c43-8297-357d70d61c8c --- ChangeLog | 7 +++++++ configure.in | 12 ++++++++++-- 2 files changed, 17 insertions(+), 2 deletions(-) diff --git a/ChangeLog b/ChangeLog index e8b3cb0..56f5aa8 100644 --- a/ChangeLog +++ b/ChangeLog @@ -1,3 +1,10 @@ +2005-04-04 Michael Poole + + * configure.in: For developers' ease, allow passing an option to + configure to persistently set optimization CFLAGS. + + * configure: Regenerate. + 2005-04-04 Michael Poole * doc/example.conf (Jupe): Make the default Jupe block follow diff --git a/configure.in b/configure.in index d5e9b07..eaefd8c 100644 --- a/configure.in +++ b/configure.in @@ -52,9 +52,17 @@ AC_PROG_CC dnl ANSIfy the C compiler whenever possible. AM_PROG_CC_STDC -dnl Use -O3 instead of -O2. +dnl Allow specification of optimization level. +AC_ARG_WITH([optimization], + AS_HELP_STRING([--with-optimization=[-O2]], [Explicitly set the compiler optimization flags (default: -O3)]), + [unet_cv_optimization=$withval], + [unet_cv_optimization='-O3']) +AC_CACHE_CHECK([optimization level], [unet_cv_optimization], [unet_cv_optimization='-O3']) +if test "x$unet_cv_optimization" = "xno" ; then + unet_cv_optimization="" +fi if test x"$CFLAGS" != x; then - CFLAGS=`echo "$CFLAGS" | sed -e 's/-O2/-O3/'` + CFLAGS=`echo "$CFLAGS" | sed -e s/-O2/$unet_cv_optimization/` fi dnl Remove -pipe during configure if test x"$CFLAGS" != x; then -- 2.20.1