Mercurial > gnulib
view tests/dfa-match-aux.c @ 40190:ef116535bf1a
relocatable-prog: Use $ORIGIN trick on more platforms.
* m4/relocatable.m4 (gl_RELOCATABLE_BODY): Use $ORIGIN trick also on
FreeBSD >= 7.3, DragonFly >= 3.0, NetBSD >= 8.0, OpenBSD >= 5.4,
Solaris >= 10, Haiku. But don't use it on Android.
* build-aux/reloc-ldflags: Allow the use of the $ORIGIN trick also on
Hurd, FreeBSD, DragonFly, NetBSD, OpenBSD, Solaris, Haiku.
author | Bruno Haible <bruno@clisp.org> |
---|---|
date | Wed, 20 Feb 2019 02:39:52 +0100 |
parents | b06060465f09 |
children |
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/* Auxiliary program to test a DFA code path that cannot be triggered by grep or gawk. Copyright 2014-2019 Free Software Foundation, Inc. This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 3, or (at your option) any later version. This program 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 General Public License for more details. You should have received a copy of the GNU General Public License along with this program; if not, write to the Free Software Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, USA. */ #include <config.h> #include <locale.h> #include <stdio.h> #include <stdlib.h> #include <string.h> #include <regex.h> #include <dfa.h> #include <localeinfo.h> #include "getprogname.h" _Noreturn void dfaerror (char const *mesg) { printf ("dfaerror: %s\n", mesg); exit (EXIT_FAILURE); } _Noreturn void dfawarn (char const *mesg) { printf ("dfawarn: %s\n", mesg); exit (EXIT_FAILURE); } int main (int argc, char **argv) { struct dfa *dfa; char *beg, *end, *p; int allow_nl; struct localeinfo localeinfo; if (argc < 3) exit (EXIT_FAILURE); setlocale (LC_ALL, ""); init_localeinfo (&localeinfo); dfa = dfaalloc (); dfasyntax (dfa, &localeinfo, RE_SYNTAX_GREP | RE_NO_EMPTY_RANGES, 0); dfacomp (argv[1], strlen (argv[1]), dfa, 0); beg = argv[2]; end = argv[2] + strlen (argv[2]); allow_nl = argc > 3 && atoi (argv[3]); p = dfaexec (dfa, beg, end, allow_nl, NULL, NULL); if (p != NULL) printf ("%zd\n", p - beg); exit (EXIT_SUCCESS); }