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author | Peter Simons <simons@cryp.to> | 2007-02-18 23:43:16 +0100 |
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committer | Peter Simons <simons@cryp.to> | 2007-02-18 23:43:16 +0100 |
commit | 16aee45643e593e2833e4dff19df7b5f14267a79 (patch) | |
tree | ba40c1ee401bbbcec7dbee5e3bb51d21c70db130 /m4/ax_check_awk_exit.m4 | |
download | autoconf-archive-16aee45643e593e2833e4dff19df7b5f14267a79.tar.gz |
Imported http://autoconf-archive.cryp.to/ release 2007-02-14.
Diffstat (limited to 'm4/ax_check_awk_exit.m4')
-rw-r--r-- | m4/ax_check_awk_exit.m4 | 42 |
1 files changed, 42 insertions, 0 deletions
diff --git a/m4/ax_check_awk_exit.m4 b/m4/ax_check_awk_exit.m4 new file mode 100644 index 0000000..4cfa9af --- /dev/null +++ b/m4/ax_check_awk_exit.m4 @@ -0,0 +1,42 @@ +##### http://autoconf-archive.cryp.to/ax_check_awk_exit.html +# +# SYNOPSIS +# +# AX_CHECK_AWK_EXIT([ACTION-IF-SUCCESS],[ACTION-IF-FAILURE]) +# +# DESCRIPTION +# +# Check if AWK supports exit(). If successful execute +# ACTION-IF-SUCCESS otherwise ACTION-IF-FAILURE. +# +# This work is heavily based upon testawk.sh script by Heiner Steven. +# You should find his script (and related works) at +# <http://www.shelldorado.com/articles/awkcompat.html>. Thanks to +# Alessandro Massignan for his suggestions and extensive nawk tests +# on FreeBSD. +# +# LAST MODIFICATION +# +# 2007-02-13 +# +# COPYLEFT +# +# Copyright (c) 2007 Francesco Salvestrini <salvestrini@users.sourceforge.net> +# +# Copying and distribution of this file, with or without +# modification, are permitted in any medium without royalty provided +# the copyright notice and this notice are preserved. + +AC_DEFUN([AX_CHECK_AWK_EXIT],[ + AC_REQUIRE([AX_NEED_AWK]) + + AC_MSG_CHECKING([if $AWK supports exit()]) + echo "" | $AWK '{ exit(99); }' 2>/dev/null + AS_IF([test $? -eq 99],[ + AC_MSG_RESULT([yes]) + $1 + ],[ + AC_MSG_RESULT([no]) + $2 + ]) +]) |