Mercurial > gnulib
changeset 10826:e91b16712d59
warnings: Use CPPFLAGS to really check whether the parameter works.
| author | Simon Josefsson <simon@josefsson.org> |
|---|---|
| date | Mon, 17 Nov 2008 21:35:50 +0100 |
| parents | 72624cd75e9b |
| children | d5f3893491cf |
| files | ChangeLog m4/warnings.m4 |
| diffstat | 2 files changed, 8 insertions(+), 3 deletions(-) [+] |
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--- a/ChangeLog Mon Nov 17 18:17:11 2008 +0100 +++ b/ChangeLog Mon Nov 17 21:35:50 2008 +0100 @@ -1,3 +1,8 @@ +2008-11-17 Simon Josefsson <simon@josefsson.org> + + * m4/warnings.m4: Use CPPFLAGS to really check whether the + parameter works. + 2008-11-17 Simon Josefsson <simon@josefsson.org> * m4/warnings.m4: Add gl_WARN_COMPLEMENT and gl_WARN_SUPPORTED.
--- a/m4/warnings.m4 Mon Nov 17 18:17:11 2008 +0100 +++ b/m4/warnings.m4 Mon Nov 17 21:35:50 2008 +0100 @@ -29,12 +29,12 @@ AC_DEFUN([gl_WARN_ADD], [AS_VAR_PUSHDEF([gl_Warn], [gl_cv_warn_$1])dnl AC_CACHE_CHECK([whether compiler handles $1], [gl_Warn], [ - save_CFLAGS="$CFLAGS" - CFLAGS="${CFLAGS} $1" + save_CPPFLAGS="$CPPFLAGS" + CPPFLAGS="${CPPFLAGS} $1" AC_PREPROC_IFELSE([AC_LANG_PROGRAM([])], [AS_VAR_SET([gl_Warn], [yes])], [AS_VAR_SET([gl_Warn], [no])]) - CFLAGS="$save_CFLAGS" + CPPFLAGS="$save_CPPFLAGS" ]) AS_VAR_PUSHDEF([gl_Flags], m4_if([$2], [], [[WARN_CFLAGS]], [[$2]]))dnl gl_AS_VAR_IF([gl_Warn], [yes], [gl_AS_VAR_APPEND([gl_Flags], [" $1"])])