Re: new module 'libsigsegv'

[Bruno Haible]

Eric Blake wrote:
> since it is better at avoiding false positives on systems like
> Linux, and since it is the only way to avoid false negatives on cygwin and
> mingw that lack sigaltstack.

... and also MacOS X.

> | AC_PREREQ(2.61)
> 
> Any reason this does AC_PREREQ(2.61), when the rest of gnulib strives to
> work with AC_PREREQ([2.59])?  And it is a good habit to remember to quote
> the arguments, as in AC_PREREQ([2.61]).

Right. There is no reason for this AC_PREREQ, as can be seen by comparing
iconv.m4 and libsigsegv.m4. I'm removing it:


2008-07-14  Bruno Haible  <address@hidden>

        * m4/libsigsegv.m4: Remove unneeded AC_PREREQ.
        Reported by Eric Blake.

--- m4/libsigsegv.m4.orig       2008-07-15 00:27:29.000000000 +0200
+++ m4/libsigsegv.m4    2008-07-15 00:24:35.000000000 +0200
@@ -1,4 +1,4 @@
-# libsigsegv.m4 serial 1
+# libsigsegv.m4 serial 2
 dnl Copyright (C) 2002-2003, 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,
@@ -6,8 +6,6 @@
 
 dnl From Bruno Haible, Sam Steingold.
 
-AC_PREREQ(2.61)
-
 AC_DEFUN([gl_LIBSIGSEGV],
 [
   dnl Prerequisites of AC_LIB_LINKFLAGS_BODY.