From: Amos Jeffries <squid3@treenet.co.nz>
Date: Thu, 17 Feb 2011 03:11:22 +0000 (+1300)
Subject: Bug 3155: Werror is hard-coded in libTrie build
X-Git-Tag: take03^2~8
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=c24ea2cde5708845e432b30ed9a8ce0c4f967fe0;p=thirdparty%2Fsquid.git

Bug 3155: Werror is hard-coded in libTrie build

TODO: we should also adapt -Wall and suport non-GCC compiler flags
---

diff --git a/lib/libTrie/configure.ac b/lib/libTrie/configure.ac
index 806cb06838..60c541cbea 100644
--- a/lib/libTrie/configure.ac
+++ b/lib/libTrie/configure.ac
@@ -62,19 +62,34 @@ AC_LTDL_DLLIB
 AC_SUBST(INCLTDL)
 AC_SUBST(LIBLTDL)
 
-
 dnl set useful flags
+TRIE_CFLAGS=
+TRIE_CXXFLAGS=
 if test "$GCC" = "yes"; then
-   TRIE_CFLAGS="-Werror -Wall -Wpointer-arith -Wwrite-strings -Wmissing-prototypes -Wmissing-declarations -Wcomments"
-   TRIE_CXXFLAGS="-Werror -Wall -Wpointer-arith -Wwrite-strings -Wcomments"
-else
-   TRIE_CFLAGS=
-   TRIE_CXXFLAGS=
-fi
+  TRIE_CFLAGS="-Wall -Wpointer-arith -Wwrite-strings -Wmissing-prototypes -Wmissing-declarations -Wcomments"
+  TRIE_CXXFLAGS="-Wall -Wpointer-arith -Wwrite-strings -Wcomments"
+
+  AC_ARG_ENABLE(strict-error-checking,
+    AS_HELP_STRING([--disable-strict-error-checking],[By default compile
+                   with all possible static compiler error-checks enabled.
+                   This flag disables the behavior]), [
+    case $enableval in
+      yes|1|true)
+	enable_strict_error_checking=yes
+	;;
+      *)
+	enable_strict_error_checking=no
+	;;
+    esac
+  ])
+  AC_MSG_NOTICE([strict error checking enabled: ${enable_strict_error_checking:=yes}])
+  if test "x${enable_strict_error_checking:=yes}" = "xyes"; then
+     TRIE_CFLAGS="-Werror $TRIE_CFLAGS"
+     TRIE_CXXFLAGS="-Werror $TRIE_CXXFLAGS"
+  fi
 
-if test "$GCC" = "yes" ; then
-	AC_TEST_CHECKFORHUGEOBJECTS
-	TRIE_CXXFLAGS="$TRIE_CXXFLAGS $HUGE_OBJECT_FLAG"
+  AC_TEST_CHECKFORHUGEOBJECTS
+  TRIE_CXXFLAGS="$TRIE_CXXFLAGS $HUGE_OBJECT_FLAG"
 fi
 
 AC_SUBST(TRIE_CFLAGS)