Make this script more generic and minimize differences between

the openssl and libz versions:
- use a generic ${lib_version}
- define ${version_file} to look run ${version_re} on to
 acquire the library version.
- add license
- remove unused -k flag

no change in generated files

ok sthen@

1 files changed, 21 insertions, 5 deletions

diff --git a/lib/libz/generate_pkgconfig.sh b/lib/libz/generate_pkgconfig.sh
index 1a50956094c..5d75d1cb937 100644
--- a/lib/libz/generate_pkgconfig.sh
+++ b/lib/libz/generate_pkgconfig.sh
@@ -1,17 +1,31 @@
 #!/bin/sh
 #
-# $OpenBSD: generate_pkgconfig.sh,v 1.1 2011/05/04 07:36:38 jasper Exp $
+# $OpenBSD: generate_pkgconfig.sh,v 1.2 2011/05/05 20:58:15 jasper Exp $
+#
+# Copyright (c) 2010,2011 Jasper Lievisse Adriaanse <jasper@openbsd.org>
+#
+# Permission to use, copy, modify, and distribute this software for any
+# purpose with or without fee is hereby granted, provided that the above
+# copyright notice and this permission notice appear in all copies.
+#
+# THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+# WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+# MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
+# ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+# WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
+# ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
+# OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
 #
 # Generate pkg-config file for zlib.
 
 usage() {
-	echo "usage: ${0##*/} [-k] -c current_directory -o obj_directory"
+	echo "usage: ${0##*/} -c current_directory -o obj_directory"
 	exit 1
 }
 
 curdir=
 objdir=
-while getopts "c:ko:" flag; do
+while getopts "c:o:" flag; do
 	case "$flag" in
 		c)
 			curdir=$OPTARG
@@ -36,7 +50,9 @@ if [ ! -w "${objdir}" ]; then
 	exit 1
 fi
 
-zlib_version=$(sed -n -e '/VERSION "/s/.*"\(.*\)".*/\1/p' < ${curdir}/zlib.h)
+version_re="s/^#define[[:blank:]]+ZLIB_VERSION[[:blank:]]+\"(.*)\".*/\1/p"
+version_file=${curdir}/zlib.h
+lib_version=$(sed -nE ${version_re} ${version_file})
 
 pc_file="${objdir}/zlib.pc"
 cat > ${pc_file} << __EOF__
@@ -47,7 +63,7 @@ includedir=\${prefix}/include
 
 Name: zlib
 Description: zlib compression library
-Version: ${zlib_version}
+Version: ${lib_version}
 Requires: 
 Libs: -L\${libdir} -lz
 Cflags: -I\${includedir}