diff options
| -rw-r--r-- | configure.in | 17 |
1 files changed, 16 insertions, 1 deletions
diff --git a/configure.in b/configure.in index 21f2295e..158d451f 100644 --- a/configure.in +++ b/configure.in @@ -178,9 +178,18 @@ esac ) AC_ARG_ENABLE(gccwarnings, - AS_HELP_STRING([--enable-gccwarnings], [Enable compiler warnings, default yes]), + AS_HELP_STRING([--disable-gccwarnings], [Disable compiler warnings]), [gcc_warnings=$enableval], [gcc_warnings=yes]) +AC_ARG_ENABLE(wextra, + AS_HELP_STRING([--disable-wextra], [Disable extra compiler warnings]), + [gcc_wextra=$enableval], [gcc_wextra=$gcc_warnings]) + +AC_ARG_ENABLE(werror, + AS_HELP_STRING([--disable-werror], [Do not treat warnings as errors]), + [gcc_werror=$enableval], [gcc_werror=$gcc_warnings]) + + AC_ARG_ENABLE(parport, AS_HELP_STRING([--enable-parport], [Enable building the pc parallel port driver]), [build_parport=$enableval], [build_parport=no]) @@ -684,6 +693,12 @@ AC_PROG_RANLIB # set default gcc warnings GCC_WARNINGS="-Wall -Wstrict-prototypes" +if test "${gcc_wextra}" = yes; then + GCC_WARNINGS="${GCC_WARNINGS} -Wextra -Wno-unused-parameter" +fi +if test "${gcc_werror}" = yes; then + GCC_WARNINGS="${GCC_WARNINGS} -Werror" +fi # overide default gcc cflags if test $gcc_warnings = yes; then |