Mercurial > hg > octave-kai > gnulib-hg
changeset 1232:c7cf4ae73310
.
author | Jim Meyering <jim@meyering.net> |
---|---|
date | Fri, 06 Feb 1998 12:36:04 +0000 |
parents | ac29a69d4c17 |
children | 8ad6744812d3 |
files | m4/Makefile.in m4/perl.m4 |
diffstat | 2 files changed, 41 insertions(+), 2 deletions(-) [+] |
line wrap: on
line diff
--- a/m4/Makefile.in +++ b/m4/Makefile.in @@ -92,8 +92,8 @@ EXTRA_DIST = README \ check-decl.m4 chown.m4 const.m4 d-ino.m4 d-type.m4 decl.m4 getgroups.m4 \ getline.m4 getloadavg.m4 inttypes_h.m4 jm-mktime.m4 jm-winsz1.m4 \ -jm-winsz2.m4 lfs.m4 lstat.m4 malloc.m4 memcmp.m4 putenv.m4 readdir.m4 \ -realloc.m4 stat.m4 strftime.m4 uintmax_t.m4 uptime.m4 \ +jm-winsz2.m4 lfs.m4 lstat.m4 malloc.m4 memcmp.m4 perl.m4 putenv.m4 \ +readdir.m4 realloc.m4 stat.m4 strftime.m4 uintmax_t.m4 uptime.m4 \ mktime.m4 mkinstalldirs = $(SHELL) $(top_srcdir)/mkinstalldirs CONFIG_HEADER = ../config.h
new file mode 100644 --- /dev/null +++ b/m4/perl.m4 @@ -0,0 +1,39 @@ +#serial 1 + +dnl From Jim Meyering. +dnl Find a new-enough version of Perl. +dnl + +AC_DEFUN(jm_PERL, +[ + dnl FIXME: don't hard-code 5.003 + dnl FIXME: should we cache the result? + AC_MSG_CHECKING([for perl5.003 or newer]) + if test "${PERL+set}" = set; then + # `PERL' is set in the user's environment. + candidate_perl_names="$PERL" + perl_specified=yes + else + candidate_perl_names='perl perl5' + perl_specified=no + fi + + found=no + AC_SUBST(PERL) + PERL="$missing_dir/missing perl" + for perl in $candidate_perl_names; do + # Run test in a subshell; some versions of sh will print an error if + # an executable is not found, even if stderr is redirected. + if ( $perl -e 'require 5.003' ) > /dev/null 2>&1; then + PERL=$perl + found=yes + break + fi + done + + AC_MSG_RESULT($found) + test $found = no && AC_MSG_WARN([ +*** You don't seem to have perl5.003 or newer installed. +*** Because of that, you may be unable to regenerate certain files +*** if you modify the sources from which they are derived.] ) +])