From fdde921b6d70f3178e5895465a8519153c6bf867 Mon Sep 17 00:00:00 2001
From: Simon Josefsson <simon@josefsson.org>
Date: Sun, 15 Nov 2009 16:30:10 +0100
Subject: Update gnulib files.

---
 maint.mk | 17 +++++++++++++++++
 1 file changed, 17 insertions(+)

(limited to 'maint.mk')

diff --git a/maint.mk b/maint.mk
index 73ea8eaec1..34d66e1d14 100644
--- a/maint.mk
+++ b/maint.mk
@@ -289,6 +289,23 @@ sc_prohibit_error_without_use:
 	re='\<error(_at_line|_print_progname|_one_per_line|_message_count)? *\('\
 	  $(_header_without_use)
 
+# Don't include xalloc.h unless you use one of its functions.
+# Consider these symbols:
+# perl -lne '/^# *define (\w+)\(/ and print $1' lib/xalloc.h|grep -v '^__';
+# perl -lne '/^(?:extern )?(?:void|char) \*?(\w+) \(/ and print $1' lib/xalloc.h
+# Divide into two sets on case, and filter each through this:
+# | sort | perl -MRegexp::Assemble -le \
+#  'print Regexp::Assemble->new(file => "/dev/stdin")->as_string'|sed 's/\?://g'
+# Note this was produced by the above:
+# _xa1 = x(alloc_(oversized|die)|([cz]|2?re)alloc|m(alloc|emdup)|strdup)
+# But we can do better:
+_xa1 = x(alloc_(oversized|die)|([cmz]|2?re)alloc|(mem|str)dup)
+_xa2 = X([CZ]|N?M)ALLOC
+sc_prohibit_xalloc_without_use:
+	@h='"xalloc.h"' \
+	re='\<($(_xa1)|$(_xa2)) *\('\
+	  $(_header_without_use)
+
 sc_prohibit_safe_read_without_use:
 	@h='"safe-read.h"' re='(\<SAFE_READ_ERROR\>|\<safe_read *\()' \
 	  $(_header_without_use)
-- 
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