From: Simon Josefsson <simon@josefsson.org>
Date: Wed, 3 Dec 2008 11:35:27 +0000 (+0100)
Subject: Add.
X-Git-Tag: gnutls_2_7_3~30
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=9e16753feedeabdbc83e4ebafeb8247846f6bfba;p=thirdparty%2Fgnutls.git

Add.
---

diff --git a/gl/m4/manywarnings.m4 b/gl/m4/manywarnings.m4
new file mode 100644
index 0000000000..b0c413e844
--- /dev/null
+++ b/gl/m4/manywarnings.m4
@@ -0,0 +1,94 @@
+# manywarnings.m4 serial 1
+dnl Copyright (C) 2008 Free Software Foundation, Inc.
+dnl This file is free software; the Free Software Foundation
+dnl gives unlimited permission to copy and/or distribute it,
+dnl with or without modifications, as long as this notice is preserved.
+
+dnl From Simon Josefsson
+
+# gl_MANYWARN_COMPLEMENT(OUTVAR, LISTVAR, REMOVEVAR)
+# --------------------------------------------------
+# Copy LISTVAR to OUTVAR except for the entries in REMOVEVAR.
+# Elements separated by whitespace.  In set logic terms, the function
+# does OUTVAR = LISTVAR \ REMOVEVAR.
+AC_DEFUN([gl_MANYWARN_COMPLEMENT],
+[
+  gl_warn_set=
+  set x $2; shift
+  for gl_warn_item
+  do
+    case " $3 " in
+      *" $gl_warn_item "*)
+        ;;
+      *)
+        gl_warn_set="$gl_warn_set $gl_warn_item"
+        ;;
+    esac
+  done
+  $1=$gl_warn_set
+])
+
+# gl_MANYWARN_ALL_GCC(VARIABLE)
+# -----------------------------
+# Add all documented GCC (currently as per version 4.3.2) warning
+# parameters to variable VARIABLE.  Note that you need to test them
+# using gl_WARN_ADD if you want to make sure your gcc understands it.
+AC_DEFUN([gl_MANYWARN_ALL_GCC],
+[
+ gl_manywarn_set=
+ for gl_manywarn_item in \
+   -Wall \
+   -W \
+   -Wformat-y2k \
+   -Wformat-nonliteral \
+   -Wformat-security \
+   -Winit-self \
+   -Wmissing-include-dirs \
+   -Wswitch-default \
+   -Wswitch-enum \
+   -Wunused \
+   -Wunknown-pragmas \
+   -Wstrict-aliasing \
+   -Wstrict-overflow \
+   -Wsystem-headers \
+   -Wfloat-equal \
+   -Wtraditional \
+   -Wtraditional-conversion \
+   -Wdeclaration-after-statement \
+   -Wundef \
+   -Wshadow \
+   -Wunsafe-loop-optimizations \
+   -Wpointer-arith \
+   -Wbad-function-cast \
+   -Wc++-compat \
+   -Wcast-qual \
+   -Wcast-align \
+   -Wwrite-strings \
+   -Wconversion \
+   -Wsign-conversion \
+   -Wlogical-op \
+   -Waggregate-return \
+   -Wstrict-prototypes \
+   -Wold-style-definition \
+   -Wmissing-prototypes \
+   -Wmissing-declarations \
+   -Wmissing-noreturn \
+   -Wmissing-format-attribute \
+   -Wpacked \
+   -Wpadded \
+   -Wredundant-decls \
+   -Wnested-externs \
+   -Wunreachable-code \
+   -Winline \
+   -Winvalid-pch \
+   -Wlong-long \
+   -Wvla \
+   -Wvolatile-register-var \
+   -Wdisabled-optimization \
+   -Wstack-protector \
+   -Woverlength-strings \
+  ; do
+    gl_manywarn_set="$gl_manywarn_set $gl_manywarn_item"
+  done
+  $1=$gl_manywarn_set
+])