t/yacc-d-basic.sh

   1 #! /bin/sh
   2 # Copyright (C) 2011-2012 Free Software Foundation, Inc.
   3 #
   4 # This program is free software; you can redistribute it and/or modify
   5 # it under the terms of the GNU General Public License as published by
   6 # the Free Software Foundation; either version 2, or (at your option)
   7 # any later version.
   8 #
   9 # This program is distributed in the hope that it will be useful,
  10 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  11 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12 # GNU General Public License for more details.
  13 #
  14 # You should have received a copy of the GNU General Public License
  15 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
  16
  17 # Tests Yacc support with yacc-generated headers
  18 # (i.e., '-d' in *YFLAGS).
  19 # Keep in sync with sister test 'yacc-d-cxx.test'.
  20
  21 required='cc yacc'
  22 . ./defs || exit 1
  23
  24 cat >> configure.ac << 'END'
  25 AC_PROG_CC
  26 AC_PROG_YACC
  27 AC_CONFIG_FILES([foo/Makefile bar/Makefile baz/Makefile])
  28 AC_OUTPUT
  29 END
  30
  31 cat > Makefile.am <<'END'
  32 SUBDIRS = foo bar baz
  33 END
  34
  35 mkdir foo bar baz
  36
  37 cat > foo/Makefile.am <<'END'
  38 bin_PROGRAMS = zardoz
  39 zardoz_SOURCES = parse.y main.c
  40 .PHONY: echo-distcom
  41 echo-distcom:
  42         @echo ' ' $(DIST_COMMON) ' '
  43 END
  44 cp foo/Makefile.am bar/Makefile.am
  45 cp foo/Makefile.am baz/Makefile.am
  46
  47 cat > foo/parse.y << 'END'
  48 %{
  49 #include "parse.h"
  50 int yylex () { return 0; }
  51 void yyerror (char *s) {}
  52 %}
  53 %%
  54 x : 'x' {};
  55 %%
  56 END
  57 # Using ylwrap, we actually generate y.tab.[ch].  Unfortunately, we
  58 # forgot to rename #include "y.tab.h" into #include "parse.h" during
  59 # the conversion from y.tab.c to parse.c.  This was OK when Bison was
  60 # not issuing such an #include (up to 2.6).
  61 #
  62 # To make sure that we perform this conversion, in bar/parse.y, use
  63 # y.tab.h instead of parse.c.
  64 sed -e 's/parse\.h/y.tab.h/' <foo/parse.y >bar/parse.y
  65
  66 cat > foo/main.c << 'END'
  67 #include "parse.h"
  68 int main ()
  69 {
  70   return yyparse ();
  71 }
  72 END
  73 cp foo/main.c bar/main.c
  74
  75 # Even the generated header file is renamed when target-specific YFLAGS
  76 # are used.  This might not be the best behavior, but it has been in
  77 # place for quite a long time, so just go along with it for now.
  78 sed 's/"parse\.h"/"zardoz-parse.h"/' foo/parse.y > baz/parse.y
  79 sed 's/"parse\.h"/"zardoz-parse.h"/' foo/main.c > baz/main.c
  80
  81 $ACLOCAL
  82 $AUTOCONF
  83
  84 $AUTOMAKE -a
  85 $FGREP parse.h foo/Makefile.in bar/Makefile.in baz/Makefile.in && exit 1
  86
  87 cat >> foo/Makefile.am <<END
  88 BUILT_SOURCES = parse.h
  89 YFLAGS=\
  90 -d
  91 END
  92 $AUTOMAKE -Wno-gnu foo/Makefile
  93
  94 sed 's/EOL$//' >> bar/Makefile.am <<END
  95 AM_YFLAGS${tab}=  -d EOL
  96 BUILT_SOURCES = parse.h
  97 END
  98 $AUTOMAKE bar/Makefile
  99
 100 cat >> baz/Makefile.am <<END
 101 BUILT_SOURCES = zardoz-parse.h
 102 zardoz_YFLAGS =-d${tab}
 103 END
 104 $AUTOMAKE baz/Makefile
 105
 106 ./configure
 107
 108 $MAKE
 109
 110 test -f foo/parse.c
 111 test -f foo/parse.h
 112 test -f bar/parse.c
 113 test -f bar/parse.h
 114 test -f baz/zardoz-parse.c
 115 test -f baz/zardoz-parse.h
 116
 117 # The generated C source and header files must be shipped.
 118 for dir in foo bar; do
 119   cd $dir
 120   $MAKE echo-distcom
 121   $MAKE -s echo-distcom | grep '[ /]parse.c '
 122   $MAKE -s echo-distcom | grep '[ /]parse.h '
 123   cd ..
 124 done
 125 cd baz
 126 $MAKE echo-distcom
 127 $MAKE -s echo-distcom | grep '[ /]zardoz-parse.c '
 128 $MAKE -s echo-distcom | grep '[ /]zardoz-parse.h '
 129 cd ..
 130
 131 $MAKE distdir
 132 ls -l $distdir
 133 test -f $distdir/foo/parse.c
 134 test -f $distdir/foo/parse.h
 135 test -f $distdir/bar/parse.c
 136 test -f $distdir/bar/parse.h
 137 test -f $distdir/baz/zardoz-parse.c
 138 test -f $distdir/baz/zardoz-parse.h
 139
 140 # Sanity check the distribution.
 141 yl_distcheck
 142
 143 # While we are at it, make sure that 'parse.c' and 'parse.h' are erased
 144 # by maintainer-clean, and not by distclean.
 145 $MAKE distclean
 146 test -f foo/parse.c
 147 test -f foo/parse.h
 148 test -f bar/parse.c
 149 test -f bar/parse.h
 150 test -f baz/zardoz-parse.c
 151 test -f baz/zardoz-parse.h
 152 ./configure # Re-create 'Makefile'.
 153 $MAKE maintainer-clean
 154 test ! -e foo/parse.c
 155 test ! -e foo/parse.h
 156 test ! -e bar/parse.c
 157 test ! -e bar/parse.h
 158 test ! -e baz/zardoz-parse.c
 159 test ! -e baz/zardoz-parse.h
 160
 161 :