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annotate build-scripts/install-sh @ 2710:44e49d3fa6cf

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Final merge of Google Summer of Code 2008 work... Many-mouse and tablet support by Szymon Wilczek, mentored by Ryan C. Gordon Everything concerning the project is noted on the wiki: http://wilku.ravenlord.ws/doku.php?id=start
author Sam Lantinga <slouken@libsdl.org>
date Mon, 25 Aug 2008 06:33:00 +0000
parents 19418e4422cb
children
rev   line source
1361
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1 #!/bin/sh
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2 # install - install a program, script, or datafile
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3
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4 scriptversion=2005-02-02.21
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5
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6 # This originates from X11R5 (mit/util/scripts/install.sh), which was
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7 # later released in X11R6 (xc/config/util/install.sh) with the
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8 # following copyright and license.
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9 #
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10 # Copyright (C) 1994 X Consortium
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11 #
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12 # Permission is hereby granted, free of charge, to any person obtaining a copy
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13 # of this software and associated documentation files (the "Software"), to
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14 # deal in the Software without restriction, including without limitation the
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15 # rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
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16 # sell copies of the Software, and to permit persons to whom the Software is
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17 # furnished to do so, subject to the following conditions:
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18 #
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19 # The above copyright notice and this permission notice shall be included in
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20 # all copies or substantial portions of the Software.
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21 #
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22 # THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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23 # IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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24 # FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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25 # X CONSORTIUM BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
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26 # AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNEC-
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27 # TION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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28 #
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29 # Except as contained in this notice, the name of the X Consortium shall not
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30 # be used in advertising or otherwise to promote the sale, use or other deal-
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31 # ings in this Software without prior written authorization from the X Consor-
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32 # tium.
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33 #
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34 #
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35 # FSF changes to this file are in the public domain.
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36 #
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37 # Calling this script install-sh is preferred over install.sh, to prevent
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38 # `make' implicit rules from creating a file called install from it
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39 # when there is no Makefile.
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40 #
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41 # This script is compatible with the BSD install script, but was written
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42 # from scratch. It can only install one file at a time, a restriction
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43 # shared with many OS's install programs.
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44
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45 # set DOITPROG to echo to test this script
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46
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47 # Don't use :- since 4.3BSD and earlier shells don't like it.
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48 doit="${DOITPROG-}"
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49
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50 # put in absolute paths if you don't have them in your path; or use env. vars.
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51
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52 mvprog="${MVPROG-mv}"
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53 cpprog="${CPPROG-cp}"
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54 chmodprog="${CHMODPROG-chmod}"
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55 chownprog="${CHOWNPROG-chown}"
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56 chgrpprog="${CHGRPPROG-chgrp}"
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57 stripprog="${STRIPPROG-strip}"
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58 rmprog="${RMPROG-rm}"
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59 mkdirprog="${MKDIRPROG-mkdir}"
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60
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61 chmodcmd="$chmodprog 0755"
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62 chowncmd=
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63 chgrpcmd=
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64 stripcmd=
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65 rmcmd="$rmprog -f"
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66 mvcmd="$mvprog"
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67 src=
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68 dst=
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69 dir_arg=
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70 dstarg=
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71 no_target_directory=
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72
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73 usage="Usage: $0 [OPTION]... [-T] SRCFILE DSTFILE
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74 or: $0 [OPTION]... SRCFILES... DIRECTORY
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75 or: $0 [OPTION]... -t DIRECTORY SRCFILES...
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76 or: $0 [OPTION]... -d DIRECTORIES...
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77
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78 In the 1st form, copy SRCFILE to DSTFILE.
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79 In the 2nd and 3rd, copy all SRCFILES to DIRECTORY.
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80 In the 4th, create DIRECTORIES.
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81
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82 Options:
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83 -c (ignored)
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84 -d create directories instead of installing files.
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85 -g GROUP $chgrpprog installed files to GROUP.
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86 -m MODE $chmodprog installed files to MODE.
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87 -o USER $chownprog installed files to USER.
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88 -s $stripprog installed files.
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89 -t DIRECTORY install into DIRECTORY.
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90 -T report an error if DSTFILE is a directory.
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91 --help display this help and exit.
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92 --version display version info and exit.
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93
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94 Environment variables override the default commands:
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95 CHGRPPROG CHMODPROG CHOWNPROG CPPROG MKDIRPROG MVPROG RMPROG STRIPPROG
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96 "
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97
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98 while test -n "$1"; do
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99 case $1 in
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100 -c) shift
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101 continue;;
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102
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103 -d) dir_arg=true
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104 shift
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105 continue;;
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106
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107 -g) chgrpcmd="$chgrpprog $2"
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108 shift
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109 shift
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110 continue;;
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111
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112 --help) echo "$usage"; exit $?;;
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113
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114 -m) chmodcmd="$chmodprog $2"
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115 shift
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116 shift
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117 continue;;
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118
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119 -o) chowncmd="$chownprog $2"
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120 shift
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121 shift
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122 continue;;
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123
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124 -s) stripcmd=$stripprog
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125 shift
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126 continue;;
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127
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128 -t) dstarg=$2
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129 shift
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130 shift
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131 continue;;
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132
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133 -T) no_target_directory=true
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134 shift
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135 continue;;
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136
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diff changeset
137 --version) echo "$0 $scriptversion"; exit $?;;
19418e4422cb New configure-based build system. Still work in progress, but much improved
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diff changeset
138
19418e4422cb New configure-based build system. Still work in progress, but much improved
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diff changeset
139 *) # When -d is used, all remaining arguments are directories to create.
19418e4422cb New configure-based build system. Still work in progress, but much improved
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diff changeset
140 # When -t is used, the destination is already specified.
19418e4422cb New configure-based build system. Still work in progress, but much improved
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diff changeset
141 test -n "$dir_arg$dstarg" && break
19418e4422cb New configure-based build system. Still work in progress, but much improved
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diff changeset
142 # Otherwise, the last argument is the destination. Remove it from $@.
19418e4422cb New configure-based build system. Still work in progress, but much improved
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diff changeset
143 for arg
19418e4422cb New configure-based build system. Still work in progress, but much improved
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parents:
diff changeset
144 do
19418e4422cb New configure-based build system. Still work in progress, but much improved
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parents:
diff changeset
145 if test -n "$dstarg"; then
19418e4422cb New configure-based build system. Still work in progress, but much improved
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diff changeset
146 # $@ is not empty: it contains at least $arg.
19418e4422cb New configure-based build system. Still work in progress, but much improved
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diff changeset
147 set fnord "$@" "$dstarg"
19418e4422cb New configure-based build system. Still work in progress, but much improved
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diff changeset
148 shift # fnord
19418e4422cb New configure-based build system. Still work in progress, but much improved
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parents:
diff changeset
149 fi
19418e4422cb New configure-based build system. Still work in progress, but much improved
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parents:
diff changeset
150 shift # arg
19418e4422cb New configure-based build system. Still work in progress, but much improved
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diff changeset
151 dstarg=$arg
19418e4422cb New configure-based build system. Still work in progress, but much improved
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diff changeset
152 done
19418e4422cb New configure-based build system. Still work in progress, but much improved
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parents:
diff changeset
153 break;;
19418e4422cb New configure-based build system. Still work in progress, but much improved
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diff changeset
154 esac
19418e4422cb New configure-based build system. Still work in progress, but much improved
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diff changeset
155 done
19418e4422cb New configure-based build system. Still work in progress, but much improved
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diff changeset
156
19418e4422cb New configure-based build system. Still work in progress, but much improved
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diff changeset
157 if test -z "$1"; then
19418e4422cb New configure-based build system. Still work in progress, but much improved
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diff changeset
158 if test -z "$dir_arg"; then
19418e4422cb New configure-based build system. Still work in progress, but much improved
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diff changeset
159 echo "$0: no input file specified." >&2
19418e4422cb New configure-based build system. Still work in progress, but much improved
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diff changeset
160 exit 1
19418e4422cb New configure-based build system. Still work in progress, but much improved
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parents:
diff changeset
161 fi
19418e4422cb New configure-based build system. Still work in progress, but much improved
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diff changeset
162 # It's OK to call `install-sh -d' without argument.
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diff changeset
163 # This can happen when creating conditional directories.
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diff changeset
164 exit 0
19418e4422cb New configure-based build system. Still work in progress, but much improved
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diff changeset
165 fi
19418e4422cb New configure-based build system. Still work in progress, but much improved
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diff changeset
166
19418e4422cb New configure-based build system. Still work in progress, but much improved
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diff changeset
167 for src
19418e4422cb New configure-based build system. Still work in progress, but much improved
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diff changeset
168 do
19418e4422cb New configure-based build system. Still work in progress, but much improved
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169 # Protect names starting with `-'.
19418e4422cb New configure-based build system. Still work in progress, but much improved
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diff changeset
170 case $src in
19418e4422cb New configure-based build system. Still work in progress, but much improved
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171 -*) src=./$src ;;
19418e4422cb New configure-based build system. Still work in progress, but much improved
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172 esac
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173
19418e4422cb New configure-based build system. Still work in progress, but much improved
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diff changeset
174 if test -n "$dir_arg"; then
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175 dst=$src
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176 src=
19418e4422cb New configure-based build system. Still work in progress, but much improved
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177
19418e4422cb New configure-based build system. Still work in progress, but much improved
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diff changeset
178 if test -d "$dst"; then
19418e4422cb New configure-based build system. Still work in progress, but much improved
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179 mkdircmd=:
19418e4422cb New configure-based build system. Still work in progress, but much improved
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180 chmodcmd=
19418e4422cb New configure-based build system. Still work in progress, but much improved
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181 else
19418e4422cb New configure-based build system. Still work in progress, but much improved
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182 mkdircmd=$mkdirprog
19418e4422cb New configure-based build system. Still work in progress, but much improved
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183 fi
19418e4422cb New configure-based build system. Still work in progress, but much improved
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184 else
19418e4422cb New configure-based build system. Still work in progress, but much improved
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185 # Waiting for this to be detected by the "$cpprog $src $dsttmp" command
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186 # might cause directories to be created, which would be especially bad
19418e4422cb New configure-based build system. Still work in progress, but much improved
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187 # if $src (and thus $dsttmp) contains '*'.
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188 if test ! -f "$src" && test ! -d "$src"; then
19418e4422cb New configure-based build system. Still work in progress, but much improved
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diff changeset
189 echo "$0: $src does not exist." >&2
19418e4422cb New configure-based build system. Still work in progress, but much improved
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diff changeset
190 exit 1
19418e4422cb New configure-based build system. Still work in progress, but much improved
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
191 fi
19418e4422cb New configure-based build system. Still work in progress, but much improved
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diff changeset
192
19418e4422cb New configure-based build system. Still work in progress, but much improved
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diff changeset
193 if test -z "$dstarg"; then
19418e4422cb New configure-based build system. Still work in progress, but much improved
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diff changeset
194 echo "$0: no destination specified." >&2
19418e4422cb New configure-based build system. Still work in progress, but much improved
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diff changeset
195 exit 1
19418e4422cb New configure-based build system. Still work in progress, but much improved
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parents:
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196 fi
19418e4422cb New configure-based build system. Still work in progress, but much improved
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197
19418e4422cb New configure-based build system. Still work in progress, but much improved
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198 dst=$dstarg
19418e4422cb New configure-based build system. Still work in progress, but much improved
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199 # Protect names starting with `-'.
19418e4422cb New configure-based build system. Still work in progress, but much improved
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diff changeset
200 case $dst in
19418e4422cb New configure-based build system. Still work in progress, but much improved
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diff changeset
201 -*) dst=./$dst ;;
19418e4422cb New configure-based build system. Still work in progress, but much improved
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202 esac
19418e4422cb New configure-based build system. Still work in progress, but much improved
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203
19418e4422cb New configure-based build system. Still work in progress, but much improved
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diff changeset
204 # If destination is a directory, append the input filename; won't work
19418e4422cb New configure-based build system. Still work in progress, but much improved
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diff changeset
205 # if double slashes aren't ignored.
19418e4422cb New configure-based build system. Still work in progress, but much improved
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diff changeset
206 if test -d "$dst"; then
19418e4422cb New configure-based build system. Still work in progress, but much improved
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diff changeset
207 if test -n "$no_target_directory"; then
19418e4422cb New configure-based build system. Still work in progress, but much improved
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diff changeset
208 echo "$0: $dstarg: Is a directory" >&2
19418e4422cb New configure-based build system. Still work in progress, but much improved
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diff changeset
209 exit 1
19418e4422cb New configure-based build system. Still work in progress, but much improved
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diff changeset
210 fi
19418e4422cb New configure-based build system. Still work in progress, but much improved
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diff changeset
211 dst=$dst/`basename "$src"`
19418e4422cb New configure-based build system. Still work in progress, but much improved
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212 fi
19418e4422cb New configure-based build system. Still work in progress, but much improved
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parents:
diff changeset
213 fi
19418e4422cb New configure-based build system. Still work in progress, but much improved
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parents:
diff changeset
214
19418e4422cb New configure-based build system. Still work in progress, but much improved
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diff changeset
215 # This sed command emulates the dirname command.
19418e4422cb New configure-based build system. Still work in progress, but much improved
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diff changeset
216 dstdir=`echo "$dst" | sed -e 's,/*$,,;s,[^/]*$,,;s,/*$,,;s,^$,.,'`
19418e4422cb New configure-based build system. Still work in progress, but much improved
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
217
19418e4422cb New configure-based build system. Still work in progress, but much improved
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diff changeset
218 # Make sure that the destination directory exists.
19418e4422cb New configure-based build system. Still work in progress, but much improved
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parents:
diff changeset
219
19418e4422cb New configure-based build system. Still work in progress, but much improved
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diff changeset
220 # Skip lots of stat calls in the usual case.
19418e4422cb New configure-based build system. Still work in progress, but much improved
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
221 if test ! -d "$dstdir"; then
19418e4422cb New configure-based build system. Still work in progress, but much improved
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
222 defaultIFS='
19418e4422cb New configure-based build system. Still work in progress, but much improved
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
223 '
19418e4422cb New configure-based build system. Still work in progress, but much improved
Sam Lantinga <slouken@libsdl.org>
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diff changeset
224 IFS="${IFS-$defaultIFS}"
19418e4422cb New configure-based build system. Still work in progress, but much improved
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diff changeset
225
19418e4422cb New configure-based build system. Still work in progress, but much improved
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diff changeset
226 oIFS=$IFS
19418e4422cb New configure-based build system. Still work in progress, but much improved
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diff changeset
227 # Some sh's can't handle IFS=/ for some reason.
19418e4422cb New configure-based build system. Still work in progress, but much improved
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diff changeset
228 IFS='%'
19418e4422cb New configure-based build system. Still work in progress, but much improved
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diff changeset
229 set x `echo "$dstdir" | sed -e 's@/@%@g' -e 's@^%@/@'`
19418e4422cb New configure-based build system. Still work in progress, but much improved
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
230 shift
19418e4422cb New configure-based build system. Still work in progress, but much improved
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
231 IFS=$oIFS
19418e4422cb New configure-based build system. Still work in progress, but much improved
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
232
19418e4422cb New configure-based build system. Still work in progress, but much improved
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
233 pathcomp=
19418e4422cb New configure-based build system. Still work in progress, but much improved
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
234
19418e4422cb New configure-based build system. Still work in progress, but much improved
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
235 while test $# -ne 0 ; do
19418e4422cb New configure-based build system. Still work in progress, but much improved
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
236 pathcomp=$pathcomp$1
19418e4422cb New configure-based build system. Still work in progress, but much improved
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
237 shift
19418e4422cb New configure-based build system. Still work in progress, but much improved
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
238 if test ! -d "$pathcomp"; then
19418e4422cb New configure-based build system. Still work in progress, but much improved
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
239 $mkdirprog "$pathcomp"
19418e4422cb New configure-based build system. Still work in progress, but much improved
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diff changeset
240 # mkdir can fail with a `File exist' error in case several
19418e4422cb New configure-based build system. Still work in progress, but much improved
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
241 # install-sh are creating the directory concurrently. This
19418e4422cb New configure-based build system. Still work in progress, but much improved
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
242 # is OK.
19418e4422cb New configure-based build system. Still work in progress, but much improved
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
243 test -d "$pathcomp" || exit
19418e4422cb New configure-based build system. Still work in progress, but much improved
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
244 fi
19418e4422cb New configure-based build system. Still work in progress, but much improved
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
245 pathcomp=$pathcomp/
19418e4422cb New configure-based build system. Still work in progress, but much improved
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
246 done
19418e4422cb New configure-based build system. Still work in progress, but much improved
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
247 fi
19418e4422cb New configure-based build system. Still work in progress, but much improved
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
248
19418e4422cb New configure-based build system. Still work in progress, but much improved
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
249 if test -n "$dir_arg"; then
19418e4422cb New configure-based build system. Still work in progress, but much improved
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
250 $doit $mkdircmd "$dst" \
19418e4422cb New configure-based build system. Still work in progress, but much improved
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
251 && { test -z "$chowncmd" || $doit $chowncmd "$dst"; } \
19418e4422cb New configure-based build system. Still work in progress, but much improved
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
252 && { test -z "$chgrpcmd" || $doit $chgrpcmd "$dst"; } \
19418e4422cb New configure-based build system. Still work in progress, but much improved
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parents:
diff changeset
253 && { test -z "$stripcmd" || $doit $stripcmd "$dst"; } \
19418e4422cb New configure-based build system. Still work in progress, but much improved
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
254 && { test -z "$chmodcmd" || $doit $chmodcmd "$dst"; }
19418e4422cb New configure-based build system. Still work in progress, but much improved
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parents:
diff changeset
255
19418e4422cb New configure-based build system. Still work in progress, but much improved
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
256 else
19418e4422cb New configure-based build system. Still work in progress, but much improved
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
257 dstfile=`basename "$dst"`
19418e4422cb New configure-based build system. Still work in progress, but much improved
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parents:
diff changeset
258
19418e4422cb New configure-based build system. Still work in progress, but much improved
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
259 # Make a couple of temp file names in the proper directory.
19418e4422cb New configure-based build system. Still work in progress, but much improved
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
260 dsttmp=$dstdir/_inst.$$_
19418e4422cb New configure-based build system. Still work in progress, but much improved
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
261 rmtmp=$dstdir/_rm.$$_
19418e4422cb New configure-based build system. Still work in progress, but much improved
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
262
19418e4422cb New configure-based build system. Still work in progress, but much improved
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
263 # Trap to clean up those temp files at exit.
19418e4422cb New configure-based build system. Still work in progress, but much improved
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
264 trap 'ret=$?; rm -f "$dsttmp" "$rmtmp" && exit $ret' 0
19418e4422cb New configure-based build system. Still work in progress, but much improved
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
265 trap '(exit $?); exit' 1 2 13 15
19418e4422cb New configure-based build system. Still work in progress, but much improved
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
266
19418e4422cb New configure-based build system. Still work in progress, but much improved
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
267 # Copy the file name to the temp name.
19418e4422cb New configure-based build system. Still work in progress, but much improved
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
268 $doit $cpprog "$src" "$dsttmp" &&
19418e4422cb New configure-based build system. Still work in progress, but much improved
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parents:
diff changeset
269
19418e4422cb New configure-based build system. Still work in progress, but much improved
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
270 # and set any options; do chmod last to preserve setuid bits.
19418e4422cb New configure-based build system. Still work in progress, but much improved
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
271 #
19418e4422cb New configure-based build system. Still work in progress, but much improved
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parents:
diff changeset
272 # If any of these fail, we abort the whole thing. If we want to
19418e4422cb New configure-based build system. Still work in progress, but much improved
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
273 # ignore errors from any of these, just make sure not to ignore
19418e4422cb New configure-based build system. Still work in progress, but much improved
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
274 # errors from the above "$doit $cpprog $src $dsttmp" command.
19418e4422cb New configure-based build system. Still work in progress, but much improved
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
275 #
19418e4422cb New configure-based build system. Still work in progress, but much improved
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
276 { test -z "$chowncmd" || $doit $chowncmd "$dsttmp"; } \
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277 && { test -z "$chgrpcmd" || $doit $chgrpcmd "$dsttmp"; } \
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278 && { test -z "$stripcmd" || $doit $stripcmd "$dsttmp"; } \
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279 && { test -z "$chmodcmd" || $doit $chmodcmd "$dsttmp"; } &&
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280
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281 # Now rename the file to the real destination.
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282 { $doit $mvcmd -f "$dsttmp" "$dstdir/$dstfile" 2>/dev/null \
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283 || {
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284 # The rename failed, perhaps because mv can't rename something else
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285 # to itself, or perhaps because mv is so ancient that it does not
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286 # support -f.
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287
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288 # Now remove or move aside any old file at destination location.
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289 # We try this two ways since rm can't unlink itself on some
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290 # systems and the destination file might be busy for other
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291 # reasons. In this case, the final cleanup might fail but the new
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292 # file should still install successfully.
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293 {
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294 if test -f "$dstdir/$dstfile"; then
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295 $doit $rmcmd -f "$dstdir/$dstfile" 2>/dev/null \
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296 || $doit $mvcmd -f "$dstdir/$dstfile" "$rmtmp" 2>/dev/null \
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297 || {
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298 echo "$0: cannot unlink or rename $dstdir/$dstfile" >&2
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299 (exit 1); exit 1
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300 }
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301 else
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302 :
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303 fi
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304 } &&
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305
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306 # Now rename the file to the real destination.
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307 $doit $mvcmd "$dsttmp" "$dstdir/$dstfile"
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308 }
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309 }
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310 fi || { (exit 1); exit 1; }
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311 done
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312
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313 # The final little trick to "correctly" pass the exit status to the exit trap.
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314 {
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315 (exit 0); exit 0
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316 }
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317
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318 # Local variables:
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319 # eval: (add-hook 'write-file-hooks 'time-stamp)
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320 # time-stamp-start: "scriptversion="
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321 # time-stamp-format: "%:y-%02m-%02d.%02H"
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322 # time-stamp-end: "$"
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323 # End: