t/autohdr4.sh

   1 #!/bin/sh
   2 # Copyright (C) 2003-2017 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 <https://www.gnu.org/licenses/>.
  16
  17 # Check rebuild rules for AC_CONFIG_HEADERS.
  18 # (This should also work without GNU Make.)
  19
  20 required=cc
  21 . test-init.sh
  22
  23 cat >>configure.ac <<'EOF'
  24 AC_PROG_CC
  25 AC_SUBST([BOT], [bot])
  26 AC_CONFIG_HEADERS([defs.h config.h:sub1/config.top:sub2/config.${BOT}],,
  27                   [BOT=$BOT])
  28 AC_CONFIG_FILES([sub3/Makefile])
  29 AC_OUTPUT
  30 EOF
  31
  32 mkdir sub1 sub2 sub3
  33
  34 : > sub1/config.top
  35 echo '#define NAME "grepme1"' >sub2/config.bot
  36
  37 cat > Makefile.am <<'END'
  38 SUBDIRS = sub3
  39 .PHONY: test-prog-updated
  40 test-prog-updated:
  41         is_newest sub3/run$(EXEEXT) sub2/config.bot
  42 END
  43
  44 cat > sub3/Makefile.am <<'END'
  45 noinst_PROGRAMS = run
  46 END
  47
  48 cat >sub3/run.c <<'EOF'
  49 #include <defs.h>
  50 #include <config.h>
  51 #include <stdio.h>
  52
  53 int main (void)
  54 {
  55   puts (NAME); /* from config.h */
  56   puts (PACKAGE); /* from defs.h */
  57 }
  58 EOF
  59
  60
  61 $ACLOCAL
  62 $AUTOCONF
  63 $AUTOHEADER
  64 $AUTOMAKE
  65
  66 # Do not reject slow dependency extractors: we need dependency tracking.
  67 ./configure --enable-dependency-tracking
  68 $MAKE
  69 # Sanity check.
  70 cross_compiling || sub3/run | grep grepme1 || exit 1
  71
  72 $sleep
  73 echo '#define NAME "grepme2"' > sub2/config.bot
  74 $MAKE
  75 cross_compiling || sub3/run | grep grepme2 || exit 1
  76 $MAKE test-prog-updated
  77
  78 $MAKE distcheck
  79
  80 :