source: trunk/base/src/port1.0/portpatch.tcl @ 1138

Last change on this file since 1138 was 1138, checked in by jkh, 18 years ago

Seat belt: If patchfiles is empty, simply return. This allows you to delete
all the entries out of a patchfiles list in a variant without causing
an internal error.

  • Property svn:eol-style set to native
  • Property svn:executable set to *
File size: 2.9 KB
Line 
1# ex:ts=4
2# portpatch.tcl
3#
4# Copyright (c) 2002 Apple Computer, Inc.
5# All rights reserved.
6#
7# Redistribution and use in source and binary forms, with or without
8# modification, are permitted provided that the following conditions
9# are met:
10# 1. Redistributions of source code must retain the above copyright
11#    notice, this list of conditions and the following disclaimer.
12# 2. Redistributions in binary form must reproduce the above copyright
13#    notice, this list of conditions and the following disclaimer in the
14#    documentation and/or other materials provided with the distribution.
15# 3. Neither the name of Apple Computer, Inc. nor the names of its contributors
16#    may be used to endorse or promote products derived from this software
17#    without specific prior written permission.
18#
19# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
20# AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
21# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
22# ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
23# LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
24# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
25# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
26# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
27# CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
28# ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
29# POSSIBILITY OF SUCH DAMAGE.
30#
31
32package provide portpatch 1.0
33package require portutil 1.0
34
35set com.apple.patch [target_new com.apple.patch patch_main]
36${com.apple.patch} provides patch
37${com.apple.patch} requires main fetch checksum extract
38${com.apple.patch} deplist depends_build depends_lib
39
40set UI_PREFIX "---> "
41
42# Add command patch
43commands patch
44# Set up defaults
45default patch.dir {${workpath}/${worksrcdir}}
46default patch.cmd patch
47default patch.pre_args -p0
48
49proc patch_main {args} {
50    global portname patchfiles distpath filedir workdir worksrcdir portpath UI_PREFIX
51
52    # First make sure that patchfiles exists and isn't stubbed out.
53    if ![info exists patchfiles] {
54        return 0
55    } elseif {[string length $patchfiles] == 0} {
56        return 0
57    }
58
59    foreach patch $patchfiles {
60        if [file exists $portpath/$filedir/$patch] {
61            lappend patchlist $portpath/$filedir/$patch
62        } elseif [file exists $distpath/$patch] {
63            lappend patchlist $distpath/$patch
64        }
65    }
66    if ![info exists patchlist] {
67        return -code error "Patch files missing"
68    }
69    cd $portpath/$workdir/${worksrcdir}
70    foreach patch $patchlist {
71        ui_info "$UI_PREFIX Applying $patch"
72        switch -glob -- [file tail $patch] {
73            *.Z -
74            *.gz {system "gzcat \"$patch\" | ([command patch])"}
75            *.bz2 {system "bzcat \"$patch\" | ([command patch])"}
76            default {system "[command patch] < \"$patch\""}
77        }
78    }
79    return 0
80}
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