Add "-Werror-implicit-function-declaration" to CFLAGS when using gcc.

92436940 · osku · 43a21f6e · 92436940
Commit 92436940 authored Mar 17, 2006 by osku
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configure.in configure.in +6 -0

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--- a/configure.in
+++ b/configure.in
@@ -102,6 +102,12 @@ fi
 #  CFLAGS="$CFLAGS -std=c89 -ansi -pedantic -Wno-long-long"
 #fi

+# If using gcc, add some extra warning flags.
+if test "$ac_cv_prog_gcc" = "yes"
+then
+  CFLAGS="$CFLAGS -Werror-implicit-function-declaration"
+fi
+
 case "$target_os" in
       lin*)
 	 CFLAGS="$CFLAGS -DUNIV_LINUX";;