Add configure --enable-gcc-Werror option

* configure.ac: New option --enable-gcc-Werror.
2012-05-15 00:50:26 +00:00 · 2012-05-15 00:50:26 +00:00 · d376c92a91
commit d376c92a91
parent f112d07800
1 changed files with 8 additions and 0 deletions
--- a/configure.ac
+++ b/configure.ac
@ -124,6 +124,14 @@ AC_INCLUDEDIR

 gl_WARN_ADD([-Wall])
 gl_WARN_ADD([-Wwrite-strings])
+AC_ARG_ENABLE([gcc-Werror],
+  [AS_HELP_STRING([--enable-gcc-Werror], [turn on gcc's -Werror option])],
+  [case $enableval in
+     yes) gl_WARN_ADD([-Werror]) ;;
+     no)  ;;
+     *)   AC_MSG_ERROR([bad value $enableval for gcc-Werror option]) ;;
+   esac]
+)
 AC_SUBST([WARN_CFLAGS])

 AC_PROG_CPP