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- #! /bin/sh
- # Copyright (C) 2004-2017 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/>.
- # Verify that intermediate files are only built from Yacc and Lex
- # sources in maintainer mode.
- # From Derek R. Price.
- required=cc
- . test-init.sh
- cat >> configure.ac << 'END'
- AM_MAINTAINER_MODE
- AC_PROG_CC
- AM_PROG_LEX
- AC_PROG_YACC
- AC_OUTPUT
- END
- cat > Makefile.am <<'END'
- YACC = false
- LEX = false
- bin_PROGRAMS = zardoz
- zardoz_SOURCES = zardoz.y joe.l
- LDADD = @LEXLIB@
- END
- # The point of this test is that it is not dependent on a working lex
- # or yacc.
- cat > joe.c <<EOF
- int joe (int arg)
- {
- return arg * 2;
- }
- EOF
- # On systems which link in libraries non-lazily and whose linkers
- # complain about unresolved symbols by default, such as Solaris, an
- # yylex function needs to be defined to avoid an error due to an
- # unresolved symbol.
- cat > zardoz.c <<EOF
- int joe (int arg);
- int yylex (void)
- {
- return 0;
- }
- int main (int argc, char **argv)
- {
- return joe (argc);
- }
- EOF
- # Ensure a later timestamp for our Lex & Yacc sources.
- $sleep
- : > joe.l
- : > zardoz.y
- $ACLOCAL
- $AUTOCONF
- $AUTOMAKE -a
- ./configure
- $MAKE
- cat >myyacc.sh <<'END'
- #! /bin/sh
- echo "$@" >y.tab.c
- END
- cat >mylex.sh <<'END'
- echo "$@" >lex.yy.c
- END
- chmod +x myyacc.sh mylex.sh
- PATH=$(pwd)$PATH_SEPARATOR$PATH; export PATH
- # "make maintainer-clean; ./configure; make" should always work,
- # per GNU Standard.
- $MAKE maintainer-clean
- ./configure
- run_make YACC=myyacc.sh LEX=mylex.sh LEX_OUTPUT_ROOT=lex.yy zardoz.c joe.c
- $FGREP zardoz.y zardoz.c
- $FGREP joe.l joe.c
- :
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