# bug_71489.at test local version of installed program is used

#   Copyright (C) 2024 Free Software Foundation, Inc.
#
#   This file is part of GNU Libtool.
#
# GNU Libtool is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License as
# published by the Free Software Foundation; either version 2 of
# the License, or (at your option) any later version.
#
# GNU Libtool is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with GNU Libtool.  If not, see <https://www.gnu.org/licenses/>.
####
## --------------------- ##
##      Bug testing      ##
## --------------------- ##

AT_BANNER([Testing bug 71489:])

AT_SETUP([Use local version])

AT_KEYWORDS([bug_71489])

# Create root test directory.
top_dir=test71489_1
mkdir $top_dir
top_dir=$(cd $top_dir; pwd)

# Create the libtool library that the program will depend on.
lib=$top_dir/lib
mkdir $lib

# Create the external library. This is a very simple autotools program, which
# contains one function.
AT_DATA([[$lib/Makefile.am]],
[[
lib_LTLIBRARIES = libltb1.la
libltb1_la_SOURCES = libltb1.c
libltb1_la_CPPFLAGS=-I$(top_srcdir)
]])

AT_DATA([["$lib/libltb1.c"]],
[[
#include <stdio.h>

void
ltb_version (void)
{
  printf ("ltbug: %s\n", LTBUG_ID);
}
]])

# Create src directory, which is linked to the library created above.
src=$top_dir/src
mkdir $src

AT_DATA([["$src/Makefile.am"]],
[[
bin_PROGRAMS = ltb1
ltb1_SOURCES = main.c
ltb1_LDFLAGS = $(CF_LIB_FLAGS)
ltb1_LDADD = ../lib/libltb1.la
AM_CPPFLAGS = -I$(top_srcdir)
]])

AT_DATA([["$src/main.c"]],
[[
#include <ltb1.h>

int
main (int argc, char **argv)
{
  ltb_version ();
  return 0;
}
]])

# Create root autotools files and code.
AT_DATA([["$top_dir/Makefile.am"]],
[[
ACLOCAL_AMFLAGS = -I m4
SUBDIRS = lib src
noinst_HEADERS = ltb1.h
EXTRA_DIST = test.sh
]])

AT_DATA([["$top_dir/configure.ac"]],
[[
AC_PREREQ([2.69])
AC_INIT([ltbug], ]AT_PACKAGE_VERSION[, ]AT_PACKAGE_BUGREPORT[)AC_CONFIG_SRCDIR([src/main.c])
AC_CONFIG_AUX_DIR([build-aux])
AC_CONFIG_MACRO_DIR([m4])

AM_INIT_AUTOMAKE([foreign])

# Checks for programs.
AC_PROG_CC
LT_PREREQ([2.4.6])
LT_INIT

AC_ARG_VAR([LTBUG_ID],[Identifier of the bug case])
if test -z "$LTBUG_ID"; then
  LTBUG_ID=local
fi
AC_DEFINE_UNQUOTED([LTBUG_ID],["$LTBUG_ID"],
 [Text string identifying the library])

AC_SUBST([CF_LIB_FLAGS],['-L$(libdir) -Wl,-rpath -Wl,$(libdir)'])

AC_CONFIG_FILES([Makefile lib/Makefile src/Makefile])

AC_OUTPUT
]])

AT_DATA([["$top_dir/ltb1.h"]],
[[
extern void ltb_version (void);
extern void ltb2_version (void);
]])

echo "Running autoreconf on project directory"
(
    cd $top_dir
    pwd
    LT_AT_LIBTOOLIZE([--install])
    LT_AT_AUTORECONF([-i])
)

# Create two directories, one which has the local copy and one which has
# the installed copy.
mkdir build_inst build_local prefix_dir

prefix=$(cd prefix_dir; pwd)

echo "Building and installing library"
(
    cd build_inst
    LT_AT_CONFIGURE([--prefix=$prefix  LTBUG_ID='installed'], [$top_dir/configure])
    LT_AT_MAKE([])
    LT_AT_MAKE([install])
)

echo "Building local copy of the project"
(
    cd build_local
    LT_AT_CONFIGURE([--prefix=$prefix], [$top_dir/configure])
    LT_AT_MAKE([])
    LT_AT_MAKE([install])
)

# Although we have installed ltbug, we still expect that we are using the local version.
cat > expout <<EOF
ltbug: local
EOF

case $host_os in
mingw* | windows*)
  awk '{printf ("%s\r\n", [$]0);}' < expout > expout.t && mv -f expout.t expout
  ;;
cygwin*)
  awk '{printf ("%s\n", [$]0);}' < expout > expout.t && mv -f expout.t expout
  ;;
esac

build_local/src/ltb1 > stdout

echo "Comparing expout to the build binary"
AT_CHECK([cmp -s stdout expout], [0])

rm -rf $top_dir $lib $src build_inst build_local prefix_dir

# Test local version of installed program is used with external library.

# Create root test directory.
top_dir=test71489_2
mkdir $top_dir
top_dir=$(cd $top_dir; pwd)

ext_lib_dir=$top_dir/ltb2dep
ltb2=$top_dir/ltb2

# Create ltb2 directory. This will contain two libraries,
# liba and libb. liba will depend on an external libtool library.
mkdir $ltb2

# Create the directory which will contain the external dependency liba relies on.
mkdir $ext_lib_dir

# Create the external library. This is a very simple autotools program, which
# contains one function.
AT_DATA([[$ext_lib_dir/configure.ac]],
[[
AC_PREREQ([2.69])
AC_INIT([libltb2dep], ]AT_PACKAGE_VERSION[, ]AT_PACKAGE_BUGREPORT[)
AC_CONFIG_SRCDIR([main.c])
AC_CONFIG_AUX_DIR([build-aux])
AC_CONFIG_MACRO_DIR([m4])

AM_INIT_AUTOMAKE([foreign])

AC_PROG_CC
LT_PREREQ([2.4.6])
LT_INIT

AC_ARG_VAR([LTBUG_ID],[Identifier of the bug case])
if test -z "$LTBUG_ID"; then
  LTBUG_ID="local version"
fi
AC_DEFINE_UNQUOTED([LTBUG_ID],["$LTBUG_ID"],
 [Text string identifying the library])

AC_CONFIG_FILES([Makefile])

AC_OUTPUT
]])


AT_DATA([["$ext_lib_dir/Makefile.am"]],
[[
lib_LTLIBRARIES = libltb2dep.la
libltb2dep_la_SOURCES = main.c
]])

AT_DATA([["$ext_lib_dir/main.c"]],
[[
#include <stdio.h>
void
dummy (void)
{
}
]])

# Create liba, which is linked to the external library created above.
mkdir "$ltb2/liba"

AT_DATA([["$ltb2/liba/Makefile.am"]],
[[
lib_LTLIBRARIES = libltb2a.la
libltb2a_la_SOURCES = libltb2a.c
libltb2a_la_LIBADD = -L$(libdir) -lltb2dep
]])

# Print out the flag LTBUG_ID. This will show if we are using the installed version
# of this library or the local version.
AT_DATA([["$ltb2/liba/libltb2a.c"]],
[[
#include <stdio.h>
void
ltb2a_version (void)
{
  printf ("ltb2a: %s\n", LTBUG_ID);
}
]])

# Create libb, which is NOT linked to the external library.
mkdir "$ltb2/libb"

AT_DATA([["$ltb2/libb/Makefile.am"]],
[[
lib_LTLIBRARIES = libltb2b.la
libltb2b_la_SOURCES = libltb2b.c
]])

# The same as for libltb2a.c. Print out the LTBUG_ID flag and see if the local or
# installed version is used.
AT_DATA([["$ltb2/libb/libltb2b.c"]],
[[
#include <stdio.h>
void
ltb2b_version (void)
{
  printf ("ltb2b: %s\n", LTBUG_ID);
}
]])

mkdir $ltb2/src

AT_DATA([["$ltb2/src/Makefile.am"]],
[[
bin_PROGRAMS = ltb2
ltb2_SOURCES = main.c
ltb2_LDADD = ../liba/libltb2a.la ../libb/libltb2b.la
AM_CPPFLAGS = -I$(top_srcdir)
]])

# Create a program which outputs the version, local or installed, for both
# liba and libb.
AT_DATA([["$ltb2/src/main.c"]],
[[
#include <ltb2.h>
int
main (int argc, char **argv)
{
  ltb2a_version ();
  ltb2b_version ();
  return 0;
}
]])

AT_DATA([["$ltb2/Makefile.am"]],
[[
ACLOCAL_AMFLAGS = -I m4
SUBDIRS = liba libb src
noinst_HEADERS = ltb2.h
]])

AT_DATA([["$ltb2/configure.ac"]],
[[
#                                               -*- Autoconf -*-
# Process this file with autoconf to produce a configure script.

AC_PREREQ([2.69])
AC_INIT([ltb2], ]AT_PACKAGE_VERSION[, ]AT_PACKAGE_BUGREPORT[)

AC_CONFIG_SRCDIR([src/main.c])
AC_CONFIG_AUX_DIR([build-aux])
AC_CONFIG_MACRO_DIR([m4])

AM_INIT_AUTOMAKE([foreign])

AC_PROG_CC
LT_PREREQ([2.4.6])
LT_INIT

AC_ARG_VAR([LTBUG_ID],[Identifier of the bug case])
if test -z "$LTBUG_ID"; then
  LTBUG_ID=local
fi
AC_DEFINE_UNQUOTED([LTBUG_ID],["$LTBUG_ID"],
 [Text string identifying the library])

AC_CONFIG_FILES([Makefile liba/Makefile libb/Makefile src/Makefile])

AC_OUTPUT
]])

AT_DATA([["$ltb2/ltb2.h"]],
[[
extern void ltb2a_version (void);
extern void ltb2b_version (void);
]])

echo "Running autoreconf on dependency library and project directory"
(
    cd $ext_lib_dir
    LT_AT_LIBTOOLIZE([--install])
    LT_AT_AUTORECONF([-i])
    cd -
    cd $ltb2
    LT_AT_LIBTOOLIZE([--install])
    LT_AT_AUTORECONF([-i])
)

mkdir build_dep build_inst build_local prefix_dir

prefix=$(cd prefix_dir; pwd)

echo "Building dependency library"
(
    cd build_dep
    LT_AT_CONFIGURE([--prefix=$prefix], [$ext_lib_dir/configure])
    LT_AT_MAKE([])
    LT_AT_MAKE([install])
)

echo "Building and installing project"
(
    cd build_inst
    LT_AT_CONFIGURE([--prefix=$prefix LTBUG_ID='installed'], [$ltb2/configure])
    LT_AT_MAKE([])
    LT_AT_MAKE([install])
)

echo "Building local copy of the project"
(
    cd build_local
    LT_AT_CONFIGURE([--prefix=$prefix], [$ltb2/configure])
    LT_AT_MAKE([])

    case $host_os in
    openbsd*)
      build_local_dir=$(pwd)
      AT_CHECK(
      [
        $LIBTOOL --reorder-cache="$build_local_dir/liba/.libs:$build_local_dir/libb/.libs"
      ], 0, ignore, ignore);;
    *) ;;
    esac
)

# Although we have installed ltb2, we still expect that we are using the local
# version of ltb2a and ltb2b.
cat > expout <<EOF
ltb2a: local
ltb2b: local
EOF

case $host_os in
mingw* | windows*)
  awk '{printf ("%s\r\n", [$]0);}' < expout > expout.t && mv -f expout.t expout
  ;;
cygwin*)
  awk '{printf ("%s\n", [$]0);}' < expout > expout.t && mv -f expout.t expout
  ;;
esac

build_local/src/ltb2 > stdout

echo "Comparing expout to the build binary"
AT_CHECK([cmp -s stdout expout], [0])

AT_CLEANUP