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-rw-r--r--m4/dpkg-progs.m49
1 files changed, 5 insertions, 4 deletions
diff --git a/m4/dpkg-progs.m4 b/m4/dpkg-progs.m4
index f5abeefbc..3793fc4fd 100644
--- a/m4/dpkg-progs.m4
+++ b/m4/dpkg-progs.m4
@@ -7,18 +7,19 @@
# Locate perl interpreter in the path
AC_DEFUN([DPKG_PROG_PERL], [
AC_ARG_VAR([PERL], [Perl interpreter])dnl
- m4_define([PERL_MIN_VERSION], [5.20.2])
- AC_CACHE_CHECK([for perl >= PERL_MIN_VERSION], [ac_cv_path_PERL], [
+ m4_define([_PERL_MIN_VERSION], [5.20.2])
+ AC_SUBST([PERL_MIN_VERSION], [_PERL_MIN_VERSION])
+ AC_CACHE_CHECK([for perl >= _PERL_MIN_VERSION], [ac_cv_path_PERL], [
AC_PATH_PROGS_FEATURE_CHECK([PERL], [perl], [
perlcheck=$(test -x $ac_path_PERL && \
$ac_path_PERL -MConfig -Mversion -e \
- 'my $r = qv("v$Config{version}") >= qv("PERL_MIN_VERSION");
+ 'my $r = qv("v$Config{version}") >= qv("_PERL_MIN_VERSION");
print "yes" if $r')
AS_IF([test "x$perlcheck" = "xyes"], [
ac_cv_path_PERL=$ac_path_PERL ac_path_PERL_found=:
])
], [
- AC_MSG_ERROR([cannot find perl >= PERL_MIN_VERSION])
+ AC_MSG_ERROR([cannot find perl >= _PERL_MIN_VERSION])
])
])
AC_SUBST([PERL], [$ac_cv_path_PERL])