t/silent-lex.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 Lex.
  18
  19 required='cc lex'
  20 . test-init.sh
  21
  22 mkdir sub
  23
  24 cat >>configure.ac <<'EOF'
  25 AM_PROG_CC_C_O
  26 AC_PROG_LEX
  27 AC_CONFIG_FILES([sub/Makefile])
  28 AC_OUTPUT
  29 EOF
  30
  31 cat > Makefile.am <<'EOF'
  32 # Need generic and non-generic rules.
  33 bin_PROGRAMS = foo1 foo2
  34 foo1_SOURCES = foo.l
  35 foo2_SOURCES = $(foo1_SOURCES)
  36 foo2_LFLAGS = -n
  37 foo2_CFLAGS = $(AM_CFLAGS)
  38 SUBDIRS = sub
  39 LDADD = $(LEXLIB)
  40 EOF
  41
  42 cat > sub/Makefile.am <<'EOF'
  43 AUTOMAKE_OPTIONS = subdir-objects
  44 # Need generic and non-generic rules.
  45 bin_PROGRAMS = bar1 bar2
  46 bar1_SOURCES = bar.l
  47 bar2_SOURCES = $(bar1_SOURCES)
  48 bar2_LFLAGS = -n
  49 bar2_CFLAGS = $(AM_CFLAGS)
  50 LDADD = $(LEXLIB)
  51 EOF
  52
  53 cat > foo.l <<'EOF'
  54 %{
  55 #define YY_NO_UNISTD_H 1
  56 %}
  57 %%
  58 "END"   return EOF;
  59 .
  60 %%
  61 /* Avoid possible link errors. */
  62 int yywrap (void) { return 1; }
  63 int   main (void) { return 0; }
  64 EOF
  65 cp foo.l sub/bar.l
  66
  67 $ACLOCAL
  68 $AUTOMAKE --add-missing
  69 $AUTOCONF
  70
  71 # Ensure per-target rules are used, to ensure their coverage below.
  72 $FGREP 'foo2-foo.c' Makefile.in || exit 99
  73 $FGREP 'bar2-bar.c' sub/Makefile.in || exit 99
  74
  75 ./configure --enable-silent-rules
  76
  77 $MAKE >stdout || { cat stdout; exit 1; }
  78 cat stdout
  79
  80 $EGREP ' (-c|-o)' stdout && exit 1
  81 $EGREP '(mv|ylwrap) ' stdout && exit 1
  82
  83 grep 'LEX .*foo\.' stdout
  84 grep 'LEX .*bar\.' stdout
  85 grep ' CC .*foo\.' stdout
  86 grep ' CC .*bar\.' stdout
  87 grep 'CCLD .*foo1' stdout
  88 grep 'CCLD .*bar1' stdout
  89 grep 'CCLD .*foo2' stdout
  90 grep 'CCLD .*bar2' stdout
  91
  92 # Cleaning and then rebuilding with the same V flag (and without
  93 # removing the generated sources in between) shouldn't trigger a
  94 # different set of rules.
  95 $MAKE clean
  96
  97 $MAKE >stdout || { cat stdout; exit 1; }
  98 cat stdout
  99
 100 $EGREP ' (-c|-o)' stdout && exit 1
 101 $EGREP '(mv|ylwrap) ' stdout && exit 1
 102
 103 # Don't look for LEX, as probably lex hasn't been re-run.
 104 grep ' CC .*foo\.' stdout
 105 grep ' CC .*bar\.' stdout
 106 grep 'CCLD .*foo1' stdout
 107 grep 'CCLD .*bar1' stdout
 108 grep 'CCLD .*foo2' stdout
 109 grep 'CCLD .*bar2' stdout
 110
 111 # Ensure a truly clean rebuild.
 112 $MAKE clean
 113 rm -f *foo.c sub/*bar.c
 114
 115 $MAKE V=1 >stdout || { cat stdout; exit 1; }
 116 cat stdout
 117
 118 grep ' -c ' stdout
 119 grep ' -o ' stdout
 120 grep 'ylwrap ' stdout
 121
 122 $EGREP '(LEX|CC|CCLD) ' stdout && exit 1
 123
 124 # Cleaning and then rebuilding with the same V flag (and without
 125 # removing the generated sources in between) shouldn't trigger a
 126 # different set of rules.
 127 $MAKE clean
 128
 129 $MAKE V=1 >stdout || { cat stdout; exit 1; }
 130 cat stdout
 131
 132 # Don't look for ylwrap, as probably lex hasn't been re-run.
 133 grep ' -c ' stdout
 134 grep ' -o ' stdout
 135
 136 $EGREP '(LEX|CC|CCLD) ' stdout && exit 1
 137
 138 :