mirror of
https://git.postgresql.org/git/postgresql.git
synced 2024-12-21 08:29:39 +08:00
120 lines
4.1 KiB
Bash
120 lines
4.1 KiB
Bash
## libtool.m4 - Configure libtool for the host system. -*-Shell-script-*-
|
|
## Copyright (C) 1996-1999,2000 Free Software Foundation, Inc.
|
|
## Originally by Gordon Matzigkeit <gord@gnu.ai.mit.edu>, 1996
|
|
##
|
|
## This program 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.
|
|
##
|
|
## This program 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 this program; if not, write to the Free Software
|
|
## Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
|
|
##
|
|
## As a special exception to the GNU General Public License, if you
|
|
## distribute this file as part of a program that contains a
|
|
## configuration script generated by Autoconf, you may include it under
|
|
## the same distribution terms that you use for the rest of that program.
|
|
|
|
# No, PostgreSQL doesn't use libtool (yet), we just borrow stuff from it.
|
|
# This file was taken on 2000-10-20 from the multi-language branch (since
|
|
# that is the branch that PostgreSQL would most likely adopt anyway).
|
|
# --petere
|
|
|
|
# ... bunch of stuff removed here ...
|
|
|
|
# AC_PROG_LD - find the path to the GNU or non-GNU linker
|
|
AC_DEFUN(AC_PROG_LD,
|
|
[AC_ARG_WITH(gnu-ld,
|
|
[ --with-gnu-ld assume the C compiler uses GNU ld [default=no]],
|
|
test "$withval" = no || with_gnu_ld=yes, with_gnu_ld=no)
|
|
AC_REQUIRE([AC_PROG_CC])dnl
|
|
AC_REQUIRE([AC_CANONICAL_HOST])dnl
|
|
dnl ###not for PostgreSQL### AC_REQUIRE([AC_CANONICAL_BUILD])dnl
|
|
ac_prog=ld
|
|
if test "$ac_cv_prog_gcc" = yes; then
|
|
# Check if gcc -print-prog-name=ld gives a path.
|
|
AC_MSG_CHECKING([for ld used by GCC])
|
|
case $host in
|
|
*-*-mingw*)
|
|
# gcc leaves a trailing carriage return which upsets mingw
|
|
ac_prog=`($CC -print-prog-name=ld) 2>&5 | tr -d '\015'` ;;
|
|
*)
|
|
ac_prog=`($CC -print-prog-name=ld) 2>&5` ;;
|
|
esac
|
|
case "$ac_prog" in
|
|
# Accept absolute paths.
|
|
changequote(,)dnl
|
|
[\\/]* | [A-Za-z]:[\\/]*)
|
|
re_direlt='/[^/][^/]*/\.\./'
|
|
changequote([,])dnl
|
|
# Canonicalize the path of ld
|
|
ac_prog=`echo $ac_prog| sed 's%\\\\%/%g'`
|
|
while echo $ac_prog | grep "$re_direlt" > /dev/null 2>&1; do
|
|
ac_prog=`echo $ac_prog| sed "s%$re_direlt%/%"`
|
|
done
|
|
test -z "$LD" && LD="$ac_prog"
|
|
;;
|
|
"")
|
|
# If it fails, then pretend we aren't using GCC.
|
|
ac_prog=ld
|
|
;;
|
|
*)
|
|
# If it is relative, then search for the first ld in PATH.
|
|
with_gnu_ld=unknown
|
|
;;
|
|
esac
|
|
elif test "$with_gnu_ld" = yes; then
|
|
AC_MSG_CHECKING([for GNU ld])
|
|
else
|
|
AC_MSG_CHECKING([for non-GNU ld])
|
|
fi
|
|
AC_CACHE_VAL(ac_cv_path_LD,
|
|
[if test -z "$LD"; then
|
|
IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS="${IFS}${PATH_SEPARATOR-:}"
|
|
for ac_dir in $PATH; do
|
|
test -z "$ac_dir" && ac_dir=.
|
|
if test -f "$ac_dir/$ac_prog" || test -f "$ac_dir/$ac_prog$ac_exeext"; then
|
|
ac_cv_path_LD="$ac_dir/$ac_prog"
|
|
# Check to see if the program is GNU ld. I'd rather use --version,
|
|
# but apparently some GNU ld's only accept -v.
|
|
# Break only if it was the GNU/non-GNU ld that we prefer.
|
|
if "$ac_cv_path_LD" -v 2>&1 < /dev/null | egrep '(GNU|with BFD)' > /dev/null; then
|
|
test "$with_gnu_ld" != no && break
|
|
else
|
|
test "$with_gnu_ld" != yes && break
|
|
fi
|
|
fi
|
|
done
|
|
IFS="$ac_save_ifs"
|
|
else
|
|
ac_cv_path_LD="$LD" # Let the user override the test with a path.
|
|
fi])
|
|
LD="$ac_cv_path_LD"
|
|
if test -n "$LD"; then
|
|
AC_MSG_RESULT($LD)
|
|
else
|
|
AC_MSG_RESULT(no)
|
|
fi
|
|
test -z "$LD" && AC_MSG_ERROR([no acceptable ld found in \$PATH])
|
|
AC_PROG_LD_GNU
|
|
])
|
|
|
|
AC_DEFUN(AC_PROG_LD_GNU,
|
|
[AC_CACHE_CHECK([if the linker ($LD) is GNU ld], ac_cv_prog_gnu_ld,
|
|
[# I'd rather use --version here, but apparently some GNU ld's only accept -v.
|
|
if $LD -v 2>&1 </dev/null | egrep '(GNU|with BFD)' 1>&5; then
|
|
ac_cv_prog_gnu_ld=yes
|
|
else
|
|
ac_cv_prog_gnu_ld=no
|
|
fi])
|
|
with_gnu_ld=$ac_cv_prog_gnu_ld
|
|
])
|
|
|
|
# ... more stuff removed ...
|