commit c75001aa7dcc095cb05bd29a08e027b2cae60a44
Author: Oswald Buddenhagen <o...@users.sf.net>
Date: Sun Oct 15 11:34:50 2017 +0200
add check for perl and its version
configure.ac | 17 +++++++++++++++++
1 file changed, 17 insertions(+)
diff --git a/configure.ac b/configure.ac
index c7dcce9..c901352 100644
--- a/configure.ac
+++ b/configure.ac
@@ -11,6 +11,23 @@ fi
CPPFLAGS="$CPPFLAGS -D_GNU_SOURCE"
+AC_CHECK_PROG(PERL, perl, perl)
+if test "x$PERL" = "x"; then
+ AC_MSG_ERROR([perl not found])
+fi
+
+need_perl=5.14
+AC_CACHE_CHECK([whether perl is recent enough], ob_cv_perl_ver, [
+ if $PERL -e "use v$need_perl;"; then
+ ob_cv_perl_ver=yes
+ else
+ ob_cv_perl_ver=no
+ fi
+])
+if test "x$ob_cv_perl_ver" = "xno"; then
+ AC_MSG_ERROR([perl is too old])
+fi
+
AC_CACHE_CHECK([whether strftime supports %z], ob_cv_strftime_z,
[AC_TRY_RUN(
[#include <time.h>
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