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=2005-05-14.22 |
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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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137 | --version) echo "$0 $scriptversion"; exit $?;; |
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138 | |
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139 | *) # When -d is used, all remaining arguments are directories to create. |
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140 | # When -t is used, the destination is already specified. |
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141 | test -n "$dir_arg$dstarg" && break |
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142 | # Otherwise, the last argument is the destination. Remove it from $@. |
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143 | for arg |
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144 | do |
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145 | if test -n "$dstarg"; then |
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146 | # $@ is not empty: it contains at least $arg. |
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147 | set fnord "$@" "$dstarg" |
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148 | shift # fnord |
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149 | fi |
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150 | shift # arg |
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151 | dstarg=$arg |
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152 | done |
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153 | break;; |
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154 | esac |
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155 | done |
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156 | |
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157 | if test -z "$1"; then |
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158 | if test -z "$dir_arg"; then |
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159 | echo "$0: no input file specified." >&2 |
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160 | exit 1 |
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161 | fi |
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162 | # It's OK to call `install-sh -d' without argument. |
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163 | # This can happen when creating conditional directories. |
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164 | exit 0 |
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165 | fi |
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166 | |
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167 | for src |
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168 | do |
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169 | # Protect names starting with `-'. |
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170 | case $src in |
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171 | -*) src=./$src ;; |
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172 | esac |
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173 | |
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174 | if test -n "$dir_arg"; then |
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175 | dst=$src |
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176 | src= |
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177 | |
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178 | if test -d "$dst"; then |
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179 | mkdircmd=: |
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180 | chmodcmd= |
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181 | else |
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182 | mkdircmd=$mkdirprog |
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183 | fi |
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184 | else |
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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 |
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187 | # if $src (and thus $dsttmp) contains '*'. |
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188 | if test ! -f "$src" && test ! -d "$src"; then |
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189 | echo "$0: $src does not exist." >&2 |
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190 | exit 1 |
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191 | fi |
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192 | |
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193 | if test -z "$dstarg"; then |
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194 | echo "$0: no destination specified." >&2 |
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195 | exit 1 |
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196 | fi |
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197 | |
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198 | dst=$dstarg |
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199 | # Protect names starting with `-'. |
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200 | case $dst in |
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201 | -*) dst=./$dst ;; |
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202 | esac |
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203 | |
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204 | # If destination is a directory, append the input filename; won't work |
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205 | # if double slashes aren't ignored. |
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206 | if test -d "$dst"; then |
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207 | if test -n "$no_target_directory"; then |
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208 | echo "$0: $dstarg: Is a directory" >&2 |
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209 | exit 1 |
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210 | fi |
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211 | dst=$dst/`basename "$src"` |
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212 | fi |
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213 | fi |
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214 | |
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215 | # This sed command emulates the dirname command. |
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216 | dstdir=`echo "$dst" | sed -e 's,/*$,,;s,[^/]*$,,;s,/*$,,;s,^$,.,'` |
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217 | |
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218 | # Make sure that the destination directory exists. |
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219 | |
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220 | # Skip lots of stat calls in the usual case. |
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221 | if test ! -d "$dstdir"; then |
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222 | defaultIFS=' |
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223 | ' |
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224 | IFS="${IFS-$defaultIFS}" |
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225 | |
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226 | oIFS=$IFS |
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227 | # Some sh's can't handle IFS=/ for some reason. |
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228 | IFS='%' |
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229 | set x `echo "$dstdir" | sed -e 's@/@%@g' -e 's@^%@/@'` |
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230 | shift |
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231 | IFS=$oIFS |
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232 | |
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233 | pathcomp= |
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234 | |
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235 | while test $# -ne 0 ; do |
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236 | pathcomp=$pathcomp$1 |
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237 | shift |
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238 | if test ! -d "$pathcomp"; then |
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239 | $mkdirprog "$pathcomp" |
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240 | # mkdir can fail with a `File exist' error in case several |
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241 | # install-sh are creating the directory concurrently. This |
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242 | # is OK. |
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243 | test -d "$pathcomp" || exit |
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244 | fi |
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245 | pathcomp=$pathcomp/ |
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246 | done |
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247 | fi |
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248 | |
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249 | if test -n "$dir_arg"; then |
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250 | $doit $mkdircmd "$dst" \ |
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251 | && { test -z "$chowncmd" || $doit $chowncmd "$dst"; } \ |
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252 | && { test -z "$chgrpcmd" || $doit $chgrpcmd "$dst"; } \ |
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253 | && { test -z "$stripcmd" || $doit $stripcmd "$dst"; } \ |
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254 | && { test -z "$chmodcmd" || $doit $chmodcmd "$dst"; } |
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255 | |
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256 | else |
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257 | dstfile=`basename "$dst"` |
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258 | |
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259 | # Make a couple of temp file names in the proper directory. |
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260 | dsttmp=$dstdir/_inst.$$_ |
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261 | rmtmp=$dstdir/_rm.$$_ |
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262 | |
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263 | # Trap to clean up those temp files at exit. |
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264 | trap 'ret=$?; rm -f "$dsttmp" "$rmtmp" && exit $ret' 0 |
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265 | trap '(exit $?); exit' 1 2 13 15 |
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266 | |
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267 | # Copy the file name to the temp name. |
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268 | $doit $cpprog "$src" "$dsttmp" && |
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269 | |
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270 | # and set any options; do chmod last to preserve setuid bits. |
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271 | # |
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272 | # If any of these fail, we abort the whole thing. If we want to |
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273 | # ignore errors from any of these, just make sure not to ignore |
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274 | # errors from the above "$doit $cpprog $src $dsttmp" command. |
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275 | # |
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276 | { test -z "$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: |
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