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Diffstat (limited to 'm4/acltx_classes.m4')
| -rw-r--r-- | m4/acltx_classes.m4 | 68 |
1 files changed, 68 insertions, 0 deletions
diff --git a/m4/acltx_classes.m4 b/m4/acltx_classes.m4 new file mode 100644 index 0000000..9994322 --- /dev/null +++ b/m4/acltx_classes.m4 @@ -0,0 +1,68 @@ +# =========================================================================== +# http://autoconf-archive.cryp.to/acltx_classes.html +# =========================================================================== +# +# SYNOPSIS +# +# ACLTX_CLASSES(CLASSESNAMES,VARIABLETOSET[,ACTION-IF-FOUND[,ACTION-IF-NOT-FOUND]]) +# +# DESCRIPTION +# +# This class search for the first suitable package in CLASSESNAMES (comma +# separated list) and set VARIABLETOSET to the class found or to no +# +# LICENSE +# +# Copyright (c) 2008 Boretti Mathieu <boretti@eig.unige.ch> +# +# This library is free software; you can redistribute it and/or modify it +# under the terms of the GNU Lesser General Public License as published by +# the Free Software Foundation; either version 2.1 of the License, or (at +# your option) any later version. +# +# This library is distributed in the hope that it will be useful, but +# WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser +# General Public License for more details. +# +# You should have received a copy of the GNU Lesser General Public License +# along with this library. If not, see <http://www.gnu.org/licenses/>. + +define(_ACLTX_CLASSES_INTERNE,[ + ifelse($#,1,[],$#,2,[ + ACLTX_CLASS($2,$1) + ],[ + ACLTX_CLASS($2,$1) + if test "$$1" = "yes"; + then + $1=$2 ; export $1 ; + else + _ACLTX_CLASSES_INTERNE($1,m4_shift(m4_shift($@))) + fi; + ]) +]) + +AC_DEFUN([ACLTX_CLASSES],[ + _ACLTX_CLASSES_INTERNE($2,$1) + AC_SUBST($2) +ifelse($#,2,[],$#,3,[ + if test "[$]$2" != "no" ; + then + $3 + fi +],$#,4,[ + ifelse($3,[],[ + if test "[$]$2" = "no" ; + then + $4 + fi + ],[ + if test "[$]$2" != "no" ; + then + $3 + else + $4 + fi + ]) +]) +]) |