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# $NetBSD: shlib-aout.awk,v 1.3 2006/02/07 18:42:38 jlam Exp $
#
# Copyright (c) 2006 The NetBSD Foundation, Inc.
# All rights reserved.
#
# This code is derived from software contributed to The NetBSD Foundation
# by Johnny C. Lam.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions
# are met:
# 1. Redistributions of source code must retain the above copyright
# notice, this list of conditions and the following disclaimer.
# 2. Redistributions in binary form must reproduce the above copyright
# notice, this list of conditions and the following disclaimer in the
# documentation and/or other materials provided with the distribution.
# 3. All advertising materials mentioning features or use of this software
# must display the following acknowledgement:
# This product includes software developed by the NetBSD
# Foundation, Inc. and its contributors.
# 4. Neither the name of The NetBSD Foundation nor the names of its
# contributors may be used to endorse or promote products derived
# from this software without specific prior written permission.
#
# THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
# ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
# TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
# PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
# BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
# CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
# ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
# POSSIBILITY OF SUCH DAMAGE.
#
# This awk script is a filter that reads PLIST entries and strips out
# entries that match ELF library symlinks that aren't installed on a.out
# platforms.
#
BEGIN {
LIBTOOL_EXPAND = ENVIRON["LIBTOOL_EXPAND"] ? ENVIRON["LIBTOOL_EXPAND"] : "/usr/pkgsrc/mk/plist/libtool-expand"
LIBTOOLIZE_PLIST = ENVIRON["LIBTOOLIZE_PLIST"] ? ENVIRON["LIBTOOLIZE_PLIST"] : "yes"
PREFIX = ENVIRON["PREFIX"] ? ENVIRON["PREFIX"] : "/usr/pkg"
TEST = ENVIRON["TEST"] ? ENVIRON["TEST"] : "test"
nentries = 0
}
###
### Stored special PLIST commands, e.g. @comment, @exec, etc., verbatim
### in the entries array.
###
/^@/ {
entries[++nentries] = $0
next
}
###
### Record all of the library names associated with a libtool archive
### in the "ltnames" array. Also, record the libtool archive in the
### "entries" array.
###
(LIBTOOLIZE_PLIST ~ /[yY][eE][sS]/) && /.*\/[^\/]+\.la$/ {
entries[++nentries] = $0
cmd = TEST " -f " PREFIX "/" $0
if (system(cmd) == 0) {
cmd = "cd " PREFIX " && " LIBTOOL_EXPAND " " $0
while (cmd | getline) {
ltnames[$0] = $0
}
close(cmd)
}
next
}
###
### Record all library symlinks derived from a shared library name in the
### "symlinks" array. Also, record the full shared library name in the
### "entries" array.
###
/.*\/lib[^\/]+\.so(\.[0-9]+)*$/ {
entries[++nentries] = $0
while (sub("\\.[0-9]+$", "")) {
symlinks[$0] = $0
}
if (sub("-[^-]+\\.so$", ".so")) {
symlinks[$0] = $0
}
next
}
###
### All other entries are stored verbatim in the entries array.
###
{
entries[++nentries] = $0
}
###
### Print out the PLIST entries to standard output.
###
END {
# Drop valid library names associated with a libtool archive from
# the list of library symlinks that will be removed from the PLIST.
#
for (j in symlinks) {
for (k in ltnames) {
if (symlinks[j] == ltnames[k]) {
delete symlinks[j]
break
}
}
}
# Remove PLIST entries which match a library symlink.
for (i in entries) {
for (j in symlinks) {
if (entries[i] == symlinks[j]) {
delete entries[i]
break
}
}
}
# Output the PLIST entries in order.
for (i = 1; i <= nentries; i++) {
if (entries[i]) {
print entries[i]
}
}
}
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