t/silent-yacc.sh

   1 #!/bin/sh
   2 # Copyright (C) 2010-2012 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 # Check silent-rules mode for Yacc.
  18 # Keep this in sync with sister test 'silent-yacc-gcc.sh'.
  19
  20 required='cc yacc'
  21 . ./defs || exit 1
  22
  23 mkdir sub
  24
  25 cat >>configure.ac <<'EOF'
  26 AM_SILENT_RULES
  27 AM_PROG_CC_C_O
  28 AC_PROG_YACC
  29 AC_CONFIG_FILES([sub/Makefile])
  30 AC_OUTPUT
  31 EOF
  32
  33 cat > Makefile.am <<'EOF'
  34 # Need generic and non-generic rules.
  35 bin_PROGRAMS = foo1 foo2
  36 foo1_SOURCES = foo.y
  37 foo2_SOURCES = $(foo1_SOURCES)
  38 foo2_YFLAGS = -v
  39 foo2_CFLAGS = $(AM_CPPFLAGS)
  40 SUBDIRS = sub
  41 EOF
  42
  43 cat > sub/Makefile.am <<'EOF'
  44 AUTOMAKE_OPTIONS = subdir-objects
  45 # Need generic and non-generic rules.
  46 bin_PROGRAMS = bar1 bar2
  47 bar1_SOURCES = bar.y
  48 bar2_SOURCES = $(bar1_SOURCES)
  49 bar2_YFLAGS = -v
  50 bar2_CFLAGS = $(AM_CPPFLAGS)
  51 EOF
  52
  53 cat > foo.y <<'EOF'
  54 %{
  55 void yyerror (char *s) { return; }
  56 int yylex (void) { return 0; }
  57 int main (void) { return 0; }
  58 %}
  59 %token EOF
  60 %%
  61 fubar : 'f' 'o' 'o' 'b' 'a' 'r' EOF {};
  62 EOF
  63 cp foo.y sub/bar.y
  64
  65 $ACLOCAL
  66 $AUTOMAKE --add-missing
  67 $AUTOCONF
  68
  69 # Ensure per-target rules are used, to ensure their coverage below.
  70 $FGREP 'foo2-foo.c' Makefile.in || exit 99
  71 $FGREP 'bar2-bar.c' sub/Makefile.in || exit 99
  72
  73 ./configure --enable-silent-rules
  74
  75 $MAKE >stdout || { cat stdout; exit 1; }
  76 cat stdout
  77
  78 $EGREP ' (-c|-o)' stdout && exit 1
  79 $EGREP '(mv|ylwrap) ' stdout && exit 1
  80
  81 grep 'YACC .*foo\.' stdout
  82 grep 'YACC .*bar\.' stdout
  83 grep ' CC .*foo\.' stdout
  84 grep ' CC .*bar\.' stdout
  85 grep 'CCLD .*foo1' stdout
  86 grep 'CCLD .*bar1' stdout
  87 grep 'CCLD .*foo2' stdout
  88 grep 'CCLD .*bar2' stdout
  89
  90 # Cleaning and then rebuilding with the same V flag (and without
  91 # removing the generated sources in between) shouldn't trigger a
  92 # different set of rules.
  93 $MAKE clean
  94
  95 $MAKE >stdout || { cat stdout; exit 1; }
  96 cat stdout
  97
  98 $EGREP ' (-c|-o)' stdout && exit 1
  99 $EGREP '(mv|ylwrap) ' stdout && exit 1
 100
 101 # Don't look for YACC, as probably yacc hasn't been re-run.
 102 grep ' CC .*foo\.' stdout
 103 grep ' CC .*bar\.' stdout
 104 grep 'CCLD .*foo1' stdout
 105 grep 'CCLD .*bar1' stdout
 106 grep 'CCLD .*foo2' stdout
 107 grep 'CCLD .*bar2' stdout
 108
 109 # Ensure a truly clean rebuild.
 110 $MAKE clean
 111 rm -f *foo.[ch] sub/*bar.[ch]
 112
 113 $MAKE V=1 >stdout || { cat stdout; exit 1; }
 114 cat stdout
 115
 116 grep ' -c ' stdout
 117 grep ' -o ' stdout
 118 grep 'ylwrap ' stdout
 119
 120 $EGREP '(YACC|CC|CCLD) ' stdout && exit 1
 121
 122 # Cleaning and then rebuilding with the same V flag (and without
 123 # removing the generated sources in between) shouldn't trigger a
 124 # different set of rules.
 125 $MAKE clean
 126
 127 $MAKE V=1 >stdout || { cat stdout; exit 1; }
 128 cat stdout
 129
 130 # Don't look for ylwrap, as probably lex hasn't been re-run.
 131 grep ' -c ' stdout
 132 grep ' -o ' stdout
 133
 134 $EGREP '(YACC|CC|CCLD) ' stdout && exit 1
 135
 136 :