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Diffstat (limited to 't/lex-multiple.sh')
-rw-r--r-- | t/lex-multiple.sh | 107 |
1 files changed, 107 insertions, 0 deletions
diff --git a/t/lex-multiple.sh b/t/lex-multiple.sh new file mode 100644 index 000000000..e804bb229 --- /dev/null +++ b/t/lex-multiple.sh @@ -0,0 +1,107 @@ +#! /bin/sh +# Copyright (C) 2012-2013 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 2, 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, see <http://www.gnu.org/licenses/>. + +# Check that we can build a program using several lexers at once +# (assuming Flex is used). That is a little tricky, but possible. +# See: +# <http://lists.gnu.org/archive/html/automake/2010-10/msg00081.html> +# <http://lists.gnu.org/archive/html/automake/2009-03/msg00061.html> + +required='cc flex' +. test-init.sh + +cat >> configure.ac << 'END' +AC_PROG_CC +AC_PROG_LEX +AM_PROG_AR +AC_PROG_RANLIB +AC_OUTPUT +END + +cat > Makefile.am << 'END' +bin_PROGRAMS = zardoz + +zardoz_SOURCES = main.c +# Convenience libraries. +noinst_LIBRARIES = liblex.a liblex-foo.a liblex-bar.a +zardoz_LDADD = $(noinst_LIBRARIES) + +liblex_a_SOURCES = 0.l + +# We need the output to always be named 'lex.yy.c', in order for +# ylwrap to pick it up. +liblex_foo_a_LFLAGS = -Pfoo -olex.yy.c +liblex_foo_a_SOURCES = a.l + +# Ditto. +liblex_bar_a_LFLAGS = -Pbar_ -olex.yy.c +liblex_bar_a_SOURCES = b.l +END + +cat > main.c << 'END' +#include <stdio.h> +#include <stdlib.h> +#include <string.h> + +int main (int argc, char *argv[]) +{ + if (argc != 2) + abort (); + else if (!strcmp(argv[1], "--vanilla")) + return (yylex () != 121); + else if (!strcmp(argv[1], "--foo")) + return (foolex () != 121); + else if (!strcmp(argv[1], "--bar")) + return (bar_lex () != 121); + else + abort (); +} +END + +cat > 0.l << 'END' +%{ +#define YY_NO_UNISTD_H 1 +%} +%% +"VANILLA" { printf (":%s:\n", yytext); return 121; } +. { printf (":%s:\n", yytext); return 1; } +%% +/* Avoid possible link errors. */ +int yywrap (void) { return 1; } +END + +sed 's/VANILLA/FOO/' 0.l > a.l +sed 's/VANILLA/BAR/' 0.l > b.l + +$ACLOCAL +$AUTOCONF +$AUTOMAKE --add-missing + +./configure +$MAKE + +if ! cross_compiling; then + echo VANILLA | ./zardoz --vanilla + echo FOO | ./zardoz --foo + echo BAR | ./zardoz --bar + ./zardoz --vanilla </dev/null && exit 1 + echo BAR | ./zardoz --foo && exit 1 + : For shells with busted 'set -e'. +fi + +yl_distcheck + +: |