t/lex-depend-cxx.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 # Test to make sure dependencies work with Lex/C++.
  18 # Test synthesized from PR automake/6.
  19
  20 required='c++ lex'
  21 . ./defs || exit 1
  22
  23 cat >> configure.ac << 'END'
  24 AC_PROG_CXX
  25 AM_PROG_LEX
  26 AC_OUTPUT
  27 END
  28
  29 cat > Makefile.am << 'END'
  30 noinst_PROGRAMS = joe moe
  31 joe_SOURCES = joe.ll
  32 moe_SOURCES = moe.l++
  33 LDADD = $(LEXLIB)
  34
  35 .PHONY: test-deps-exist
  36 test-deps-exist:
  37         ls -l $(DEPDIR) ;: For debugging.
  38         test -f $(DEPDIR)/joe.Po
  39         test -f $(DEPDIR)/moe.Po
  40
  41 .PHONY: test-obj-updated
  42 test-obj-updated: joe.$(OBJEXT) moe.$(OBJEXT)
  43         is_newest joe.$(OBJEXT) my-hdr.hxx
  44         is_newest moe.$(OBJEXT) my-hdr.hxx
  45 END
  46
  47 cat > joe.ll << 'END'
  48 %{
  49 #define YY_NO_UNISTD_H 1
  50 int isatty (int fd) { return 0; }
  51 %}
  52 %%
  53 "foo" return EOF;
  54 .
  55 %%
  56 #include "my-hdr.hxx"
  57 int yywrap (void)
  58 {
  59   return 1;
  60 }
  61 int main (int argc, char **argv)
  62 {
  63   return 0;
  64 }
  65 END
  66
  67 cp joe.ll moe.l++
  68
  69 cat > my-hdr.hxx <<'END'
  70 // This header contains deliberately invalid C (but valid C++).
  71 using namespace std;
  72 END
  73
  74 $ACLOCAL
  75 $AUTOMAKE -a
  76
  77 $FGREP joe.Po Makefile.in
  78 $FGREP moe.Po Makefile.in
  79
  80 $AUTOCONF
  81 # Try to enable dependency tracking if possible, even if that means
  82 # using slow dependency extractors.
  83 ./configure --enable-dependency-tracking
  84
  85 $MAKE test-deps-exist
  86 $MAKE
  87
  88 $sleep
  89 touch my-hdr.hxx
  90 $MAKE test-obj-updated
  91
  92 :