diff options
Diffstat (limited to 'libcpp/configure.ac')
| -rw-r--r-- | libcpp/configure.ac | 15 |
1 files changed, 13 insertions, 2 deletions
diff --git a/libcpp/configure.ac b/libcpp/configure.ac index 60d00392199..0bcf1711b03 100644 --- a/libcpp/configure.ac +++ b/libcpp/configure.ac @@ -6,10 +6,10 @@ AC_INIT(cpplib, [ ], gcc-bugs@gcc.gnu.org, cpplib) AC_CONFIG_SRCDIR(ucnid.h) AC_CONFIG_MACRO_DIR(../config) AC_CANONICAL_SYSTEM -AC_PROG_MAKE_SET -AC_PROG_INSTALL # Checks for programs. +AC_PROG_MAKE_SET +AC_PROG_INSTALL AC_PROG_CC AC_PROG_RANLIB @@ -18,6 +18,17 @@ AC_CHECK_PROGS([ACLOCAL], [aclocal], [$MISSING aclocal]) AC_CHECK_PROGS([AUTOCONF], [autoconf], [$MISSING autoconf]) AC_CHECK_PROGS([AUTOHEADER], [autoheader], [$MISSING autoheader]) +# Figure out what compiler warnings we can enable. +# See config/warnings.m4 for details. + +ACX_PROG_CC_WARNING_OPTS([-W -Wall -Wwrite-strings -Wstrict-prototypes \ + -Wmissing-prototypes -Wold-style-definition]) +ACX_PROG_CC_WARNING_ALMOST_PEDANTIC([-Wno-long-long]) + +# Only enable with --enable-werror-always until existing warnings are +# corrected. +ACX_PROG_CC_WARNINGS_ARE_ERRORS([manual]) + # Checks for header files. AC_HEADER_TIME ACX_HEADER_STRING |