# early-libtool.at -- early libtool script generation         -*- Autotest -*-

#   Copyright (C) 2005-2008, 2011-2019, 2021-2022 Free Software
#   Foundation, Inc.
#   Written by Gary V. Vaughan, 2005
#
#   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; see the file COPYING.  If not, a copy
# can be downloaded from  http://www.gnu.org/licenses/gpl.html,
# or obtained by writing to the Free Software Foundation, Inc.,
# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
####

AT_BANNER([libtool script generation.])


## --------------------------------------------- ##
## Building libtool normally from config.status. ##
## --------------------------------------------- ##

AT_SETUP([config.status])

AT_DATA([configure.ac],
[[AC_INIT([libtool-demo], ]]AT_PACKAGE_VERSION[[, ]]AT_PACKAGE_BUGREPORT[[)
AC_CONFIG_MACRO_DIRS([m4])
LT_INIT
AC_CONFIG_FILES([Makefile])
AC_OUTPUT
]])

AT_DATA([Makefile.in],
[[prefix = @prefix@
libdir = @libdir@
top_builddir = .
SHELL = @SHELL@
DEFAULT_INCLUDES = -I. -I@srcdir@
EXEEXT = @EXEEXT@
LIBTOOL = @LIBTOOL@
OBJEXT = @OBJEXT@

CPPFLAGS = @CPPFLAGS@
CFLAGS = @CFLAGS@
LDFLAGS = @LDFLAGS@

COMPILE = $(CC) $(CPPFLAGS) $(CFLAGS) $(DEFAULT_INCLUDES)
LTCOMPILE = $(LIBTOOL) --mode=compile --tag=CC $(CC) $(CPPFLAGS) $(CFLAGS) $(DEFAULT_INCLUDES)
LINK = $(LIBTOOL) --mode=link --tag=CC $(CC) $(CFLAGS) $(LDFLAGS) -o $@

all: hell$(EXEEXT)

libhello.la: hello.lo
	$(LINK) -rpath $(libdir) hello.lo
hell$(EXEEXT): main.$(OBJEXT) libhello.la
	$(LINK) main.$(OBJEXT) libhello.la

.SUFFIXES:
.SUFFIXES: .c .$(OBJEXT) .lo

.c.$(OBJEXT):
	$(COMPILE) -c $<
.c.lo:
	$(LTCOMPILE) -c -o $@ $<
]])

AT_DATA([hello.c],
[[#include <stdio.h>

void
hello (void)
{
  printf ("** This is not GNU Hello.  There is no built-in mail reader. **\n");
}
]])

AT_DATA([main.c],
[[#include <stdio.h>

extern void hello (void);

int
main (void)
{
  printf ("Welcome to GNU Hell!\n");

  hello ();

  return 0;
}
]])

cat > missing <<_EOF
#! /bin/sh
exit 0
_EOF
chmod a+x missing

LT_AT_LIBTOOLIZE([--copy --verbose --install])
LT_AT_ACLOCAL([-I m4])
LT_AT_AUTOCONF([--force])
LT_AT_CONFIGURE
LT_AT_MAKE

LT_AT_EXEC_CHECK([./hell], [0], [stdout])
AT_CHECK([$GREP 'Welcome to GNU Hell' stdout], [], [ignore])
AT_CHECK([$GREP 'This is not GNU Hello.' stdout],
	 [], [ignore])

AT_CLEANUP


## ------------------------------------------ ##
## Building and using libtool from config.lt. ##
## ------------------------------------------ ##

AT_SETUP([config.lt])

AT_DATA([configure.ac],
[[AC_INIT([libtool-demo], ]]AT_PACKAGE_VERSION[[, ]]AT_PACKAGE_BUGREPORT[[)
AC_CONFIG_MACRO_DIRS([m4])
LT_INIT
LT_OUTPUT

cat >hello.c <<\_EOF
#include <stdio.h>

void
hello (void)
{
  printf ("** This is not GNU Hello.  There is no built-in mail reader. **\n");
}
_EOF

# Prove that we can run libtool from inside configure:
$SHELL ./libtool --mode=compile --tag=CC $CC $CPPFLAGS $CFLAGS \
    -I. -I$srcdir -c -o hello.lo hello.c  || exit 1
$SHELL ./libtool --mode=link --tag=CC $CC $CFLAGS $LDFLAGS \
    -o libhello.la -rpath /notexist hello.lo || exit 1

AC_CONFIG_FILES([Makefile])
AC_OUTPUT
]])

AT_DATA([Makefile.in],
[[prefix = @prefix@
libdir = @libdir@
top_builddir = .
SHELL = @SHELL@
DEFAULT_INCLUDES = -I. -I@srcdir@
EXEEXT = @EXEEXT@
LIBTOOL = @LIBTOOL@
OBJEXT = @OBJEXT@

CPPFLAGS = @CPPFLAGS@
CFLAGS = @CFLAGS@
LDFLAGS = @LDFLAGS@

COMPILE = $(CC) $(CPPFLAGS) $(CFLAGS) $(DEFAULT_INCLUDES)
LINK = $(LIBTOOL) --mode=link --tag=CC $(CC) $(CFLAGS) $(LDFLAGS) -o $@

all: hell$(EXEEXT)

hell$(EXEEXT): main.$(OBJEXT) libhello.la
	$(LINK) main.$(OBJEXT) libhello.la

.SUFFIXES:
.SUFFIXES: .c .$(OBJEXT)

.c.$(OBJEXT):
	$(COMPILE) -c $<
]])

AT_DATA([hello.c],
[[#include <stdio.h>

void
hello (void)
{
  printf ("** This is not GNU Hello.  There is no built-in mail reader. **\n");
}
]])

AT_DATA([main.c],
[[#include <stdio.h>

extern void hello (void);

int
main (int argc, char *argv[])
{
  printf ("Welcome to GNU Hell!\n");

  hello ();

  return 0;
}
]])

cat > missing <<_EOF
#! /bin/sh
exit 0
_EOF
chmod a+x missing

LT_AT_LIBTOOLIZE([--copy --verbose --install])
LT_AT_ACLOCAL([-I m4])
LT_AT_AUTOCONF([--force])
LT_AT_CONFIGURE
LT_AT_MAKE

LT_AT_EXEC_CHECK([./hell], [0], [stdout])
AT_CHECK([$GREP 'Welcome to GNU Hell' stdout], [], [ignore])
AT_CHECK([$GREP 'This is not GNU Hello.' stdout], [], [ignore])

# Make sure config.status --recheck updates the libtool script
rm libtool
AT_CHECK([$SHELL ./config.status --recheck],[0],[ignore],[ignore])

AT_CLEANUP
