t/pr401c.sh

   1 #! /bin/sh
   2 # Copyright (C) 2005-2018 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 support for AC_CONFIG_LIBOBJ_DIR vs ALLOCA.
  18 # (pr401.sh and pr401b.sh do the same for LIBOBJS and LTLIBOBJS)
  19
  20 required=cc
  21 . test-init.sh
  22
  23 mkdir lib src
  24
  25 ac_cv_func_alloca_works=no; export ac_cv_func_alloca_works
  26
  27 cat >lib/alloca.c <<'EOF'
  28 const char *feep (void)
  29 {
  30   return "feep";
  31 }
  32 EOF
  33
  34 cat >src/main.c <<'EOF'
  35 #include <stdio.h>
  36
  37 extern const char *feep (void);
  38
  39 int main (void)
  40 {
  41   puts (feep ());
  42   return 0;
  43 }
  44 EOF
  45
  46 cat >>configure.ac << 'EOF'
  47 ## These lines are activated for later tests.
  48 #: AC_CONFIG_LIBOBJ_DIR([lib])
  49 AC_PROG_CC
  50 AM_PROG_AR
  51 AC_PROG_RANLIB
  52 AC_FUNC_ALLOCA
  53 AC_CONFIG_FILES([lib/Makefile src/Makefile])
  54 AM_CONDITIONAL([CROSS_COMPILING], [test $cross_compiling = yes])
  55 AC_OUTPUT
  56 EOF
  57
  58 ## ----------------------------------------- ##
  59 ## First a test of traditional ALLOCA usage. ##
  60 ## ----------------------------------------- ##
  61
  62 cat >Makefile.am <<'EOF'
  63 SUBDIRS = lib src
  64 EOF
  65
  66 cat >lib/Makefile.am <<'EOF'
  67 noinst_LIBRARIES = libfeep.a
  68 libfeep_a_SOURCES =
  69 libfeep_a_LIBADD = $(ALLOCA)
  70 EOF
  71
  72 cat >src/Makefile.am <<'EOF'
  73 check_PROGRAMS = main
  74 main_LDADD = ../lib/libfeep.a
  75
  76 if !CROSS_COMPILING
  77 TESTS = main
  78 endif
  79 EOF
  80
  81 cp "$am_scriptdir/ar-lib" . || fatal_ "fetching auxiliary script 'ar-lib'"
  82
  83 $ACLOCAL
  84 $AUTOCONF
  85 $AUTOMAKE -a
  86 ./configure
  87 $MAKE distcheck
  88
  89
  90 ## --------------------------------------- ##
  91 ## Traditional ALLOCA with LIBOBJDIR set.  ##
  92 ## --------------------------------------- ##
  93
  94 # Invocation of AC_CONFIG_LIBOBJ_DIR may be necessary for reasons
  95 # unrelated to Automake or Makefile.am layout.
  96
  97 sed 's/#: //' configure.ac >configure.tmp
  98 mv -f configure.tmp configure.ac
  99
 100 $ACLOCAL
 101 $AUTOCONF
 102 $AUTOMAKE
 103 ./configure
 104 test ! -e lib/lib
 105 $MAKE distcheck
 106
 107 ## -------------------------------------------- ##
 108 ## Error message with usage in wrong directory. ##
 109 ## -------------------------------------------- ##
 110
 111 mv -f src/Makefile.am src/t
 112 sed 's/LDADD = .*/LDADD = @ALLOCA@/' src/t > src/Makefile.am
 113 AUTOMAKE_fails
 114 grep 'cannot be used outside.*lib' stderr
 115 mv -f src/t src/Makefile.am
 116
 117
 118 ## ------------------------------------------- ##
 119 ## Test using ALLOCA from a sibling directory. ##
 120 ## ------------------------------------------- ##
 121
 122 sed 's/lib\/Makefile //' configure.ac >configure.tmp
 123 mv -f configure.tmp configure.ac
 124
 125 cat >Makefile.am <<'EOF'
 126 SUBDIRS = src
 127 EOF
 128
 129 cat > src/Makefile.am <<'EOF'
 130 AUTOMAKE_OPTIONS = subdir-objects
 131
 132 noinst_LIBRARIES = libfeep.a
 133 libfeep_a_SOURCES =
 134 libfeep_a_LIBADD = $(ALLOCA) $(LIBOBJS) # Add LIBOBJS for fun.
 135
 136 check_PROGRAMS = main
 137 main_LDADD = libfeep.a
 138
 139 if !CROSS_COMPILING
 140 TESTS = main
 141 endif
 142 EOF
 143
 144 $ACLOCAL
 145 $AUTOCONF
 146 $AUTOMAKE --add-missing
 147 ./configure
 148 $MAKE
 149 test ! -e src/lib
 150 test ! -e 'src/$(top_builddir)'
 151 $MAKE check
 152 $MAKE distclean
 153
 154
 155 ## ---------------------------------------- ##
 156 ## Test using ALLOCA from parent directory. ##
 157 ## ---------------------------------------- ##
 158
 159 sed 's/^.*src\/Makefile.*$//' configure.ac >configure.tmp
 160 mv -f configure.tmp configure.ac
 161
 162 cat >Makefile.am <<'EOF'
 163 AUTOMAKE_OPTIONS = subdir-objects
 164
 165 noinst_LIBRARIES = lib/libfeep.a
 166 lib_libfeep_a_SOURCES =
 167 lib_libfeep_a_LIBADD = $(ALLOCA)
 168
 169 check_PROGRAMS = src/main
 170 src_main_SOURCES = src/main.c
 171 src_main_LDADD = lib/libfeep.a
 172
 173 if !CROSS_COMPILING
 174 TESTS = src/main
 175 endif
 176
 177 check-local:
 178         test -f src/main.$(OBJEXT)
 179         test -f lib/alloca.$(OBJEXT)
 180         test ! -f src/$(DEPDIR)/alloca.Po
 181 EOF
 182
 183 $ACLOCAL
 184 $AUTOCONF
 185 $AUTOMAKE
 186 ./configure
 187 $MAKE distcheck
 188
 189 :