Mercurial > hg > octave-lyh > gnulib-hg
changeset 5478:fca5a7f08a72
(gl_GETOPT): Check if GETOPT_H is already set, in
order not to spoil the result of an eventual previous invocation
of gl_GETOPT_SUBSTITUTE.
author | Sergey Poznyakoff <gray@gnu.org.ua> |
---|---|
date | Tue, 23 Nov 2004 02:52:44 +0000 |
parents | 65231c66005d |
children | e82f409b1d52 |
files | m4/getopt.m4 |
diffstat | 1 files changed, 10 insertions(+), 8 deletions(-) [+] |
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line diff
--- a/m4/getopt.m4 +++ b/m4/getopt.m4 @@ -25,16 +25,18 @@ [ gl_PREREQ_GETOPT - GETOPT_H= - AC_CHECK_HEADERS([getopt.h], [], [GETOPT_H=getopt.h]) - AC_CHECK_FUNCS([getopt_long_only], [], [GETOPT_H=getopt.h]) + if test -z "$GETOPT_H"; then + GETOPT_H= + AC_CHECK_HEADERS([getopt.h], [], [GETOPT_H=getopt.h]) + AC_CHECK_FUNCS([getopt_long_only], [], [GETOPT_H=getopt.h]) - dnl BSD getopt_long uses an incompatible method to reset option processing, - dnl and (as of 2004-10-15) mishandles optional option-arguments. - AC_CHECK_DECL([optreset], [GETOPT_H=getopt.h], [], [#include <getopt.h>]) + dnl BSD getopt_long uses an incompatible method to reset option processing, + dnl and (as of 2004-10-15) mishandles optional option-arguments. + AC_CHECK_DECL([optreset], [GETOPT_H=getopt.h], [], [#include <getopt.h>]) - if test -n "$GETOPT_H"; then - gl_GETOPT_SUBSTITUTE + if test -n "$GETOPT_H"; then + gl_GETOPT_SUBSTITUTE + fi fi ])