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  • Committer: Bazaar Package Importer
  • Author(s): Christoph Egger
  • Date: 2010-06-26 15:29:30 UTC
  • mfrom: (5.1.1 experimental)
  • Revision ID: james.westby@ubuntu.com-20100626152930-c09y01gk3szcnykn
Tags: 1.10+cvs20100619-2
Ship to unstable

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src/m4/extensions.m4
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# Enable extensions on systems that normally disable them.
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# Copyright (C) 2003 Free Software Foundation, Inc.
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# This file is free software; the Free Software Foundation
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# gives unlimited permission to copy and/or distribute it,
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# with or without modifications, as long as this notice is preserved.
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# gl_USE_SYSTEM_EXTENSIONS
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# ------------------------
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# Enable extensions on systems that normally disable them,
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# typically due to standards-conformance issues.
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AC_DEFUN([gl_USE_SYSTEM_EXTENSIONS], [
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  AC_BEFORE([$0], [AC_COMPILE_IFELSE])
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  AC_BEFORE([$0], [AC_RUN_IFELSE])
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  AC_REQUIRE([AC_GNU_SOURCE])
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  AC_REQUIRE([AC_AIX])
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  AC_REQUIRE([AC_MINIX])
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  AH_VERBATIM([__EXTENSIONS__],
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[/* Enable extensions on Solaris.  */
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#ifndef __EXTENSIONS__
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# undef __EXTENSIONS__
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#endif
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#ifndef _POSIX_PTHREAD_SEMANTICS
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# undef _POSIX_PTHREAD_SEMANTICS
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#endif])
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  AC_DEFINE([__EXTENSIONS__])
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  AC_DEFINE([_POSIX_PTHREAD_SEMANTICS])
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])