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- #!/bin/sh
- #
- # $Xorg: mergelib.cpp,v 1.4 2001/02/09 02:03:17 xorgcvs Exp $
- #
- # Copyright (c) 1989, 1998 The Open Group
- #
- # Permission to use, copy, modify, distribute, and sell this software and
- # its documentation for any purpose is hereby granted without fee, provided
- # that the above copyright notice appear in all copies and that both that
- # copyright notice and this permission notice appear in supporting
- # documentation.
- #
- # The above copyright notice and this permission notice shall be included in
- # all copies or substantial portions of the Software.
- #
- # THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- # IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- # FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
- # OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
- # AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
- # CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
- #
- # Except as contained in this notice, the name of The Open Group shall not be
- # used in advertising or otherwise to promote the sale, use or other dealings
- # in this Software without prior written authorization from The Open Group.
- #
- # Author: Jim Fulton, MIT X Consortium
- #
- # mergelib - merge one library into another; this is commonly used by X
- # to add the extension library into the base Xlib.
- #
-
- usage="usage: $0 to-library from-library [object-filename-prefix]"
- objprefix=_
-
- case $# in
- 2) ;;
- 3) objprefix=$3 ;;
- *) echo "$usage" 1>&2; exit 1 ;;
- esac
-
- tolib=$1
- fromlib=$2
-
- if [ ! -f $fromlib ]; then
- echo "$0: no such from-library $fromlib" 1>&2
- exit 1
- fi
-
- if [ ! -f $tolib ]; then
- echo "$0: no such to-library $tolib" 1>&2
- exit 1
- fi
-
-
- #
- # Create a temp directory, and figure out how to reference the
- # object files from it (i.e. relative vs. absolute path names).
- #
-
- tmpdir=tmp.$$
- origdir=..
-
- # Remove directory if we fail
- trap "rm -rf $tmpdir; exit 1" 1 2 15
- trap "rm -rf $tmpdir; exit 0" 1 2 13
-
- mkdir $tmpdir
-
- # Security: if $tmpdir exists before mkdir exit immediately
- if [ $? -gt 0 -o ! -d $tmpdir ]; then
- echo "$0: unable to create temporary directory $tmpdir" 1>&2
- exit 1
- fi
-
- case "$fromlib" in
- /?*) upfrom= ;;
- *) upfrom=../ ;;
- esac
-
- case "$tolib" in
- /?*) upto= ;;
- *) upto=../ ;;
- esac
-
-
- #
- # In the temp directory, extract all of the object files and prefix
- # them with some symbol to avoid name clashes with the base library.
- #
- cd $tmpdir || exit 1
- ar x ${upfrom}$fromlib
- for i in *.o; do
- mv $i ${objprefix}$i
- done
-
-
- #
- # Merge in the object modules, ranlib (if appropriate) and cleanup
- #
- ar clq ${upto}$tolib *.o
- ranlib ${upto}$tolib
- cd $origdir
- rm -rf $tmpdir
-
-