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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=2004-12-17.09 |
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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 0;; |
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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 $scriptversion"; exit 0;; |
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138 |
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139 *) # When -d is used, all remaining arguments are directories to create. |
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140 # When -t is used, the destination is already specified. |
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141 test -n "$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: |