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156
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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=2011-11-20.07; # UTC
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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.
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43
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44 nl='
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45 '
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46 IFS=" "" $nl"
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47
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48 # set DOITPROG to echo to test this script
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49
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50 # Don't use :- since 4.3BSD and earlier shells don't like it.
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51 doit=${DOITPROG-}
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52 if test -z "$doit"; then
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53 doit_exec=exec
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54 else
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55 doit_exec=$doit
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56 fi
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57
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58 # Put in absolute file names if you don't have them in your path;
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59 # or use environment vars.
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60
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61 chgrpprog=${CHGRPPROG-chgrp}
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62 chmodprog=${CHMODPROG-chmod}
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63 chownprog=${CHOWNPROG-chown}
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64 cmpprog=${CMPPROG-cmp}
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65 cpprog=${CPPROG-cp}
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66 mkdirprog=${MKDIRPROG-mkdir}
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67 mvprog=${MVPROG-mv}
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68 rmprog=${RMPROG-rm}
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69 stripprog=${STRIPPROG-strip}
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70
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71 posix_glob='?'
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72 initialize_posix_glob='
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73 test "$posix_glob" != "?" || {
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74 if (set -f) 2>/dev/null; then
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75 posix_glob=
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76 else
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77 posix_glob=:
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78 fi
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79 }
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80 '
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81
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82 posix_mkdir=
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83
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84 # Desired mode of installed file.
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85 mode=0755
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86
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87 chgrpcmd=
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88 chmodcmd=$chmodprog
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89 chowncmd=
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90 mvcmd=$mvprog
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91 rmcmd="$rmprog -f"
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92 stripcmd=
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93
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94 src=
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95 dst=
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96 dir_arg=
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97 dst_arg=
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98
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99 copy_on_change=false
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100 no_target_directory=
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101
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102 usage="\
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103 Usage: $0 [OPTION]... [-T] SRCFILE DSTFILE
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104 or: $0 [OPTION]... SRCFILES... DIRECTORY
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105 or: $0 [OPTION]... -t DIRECTORY SRCFILES...
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106 or: $0 [OPTION]... -d DIRECTORIES...
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107
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108 In the 1st form, copy SRCFILE to DSTFILE.
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109 In the 2nd and 3rd, copy all SRCFILES to DIRECTORY.
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110 In the 4th, create DIRECTORIES.
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111
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112 Options:
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113 --help display this help and exit.
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114 --version display version info and exit.
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115
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116 -c (ignored)
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117 -C install only if different (preserve the last data modification time)
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118 -d create directories instead of installing files.
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119 -g GROUP $chgrpprog installed files to GROUP.
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120 -m MODE $chmodprog installed files to MODE.
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121 -o USER $chownprog installed files to USER.
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122 -s $stripprog installed files.
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123 -t DIRECTORY install into DIRECTORY.
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124 -T report an error if DSTFILE is a directory.
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125
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126 Environment variables override the default commands:
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127 CHGRPPROG CHMODPROG CHOWNPROG CMPPROG CPPROG MKDIRPROG MVPROG
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128 RMPROG STRIPPROG
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129 "
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130
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131 while test $# -ne 0; do
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132 case $1 in
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133 -c) ;;
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134
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135 -C) copy_on_change=true;;
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136
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137 -d) dir_arg=true;;
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138
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139 -g) chgrpcmd="$chgrpprog $2"
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140 shift;;
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141
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142 --help) echo "$usage"; exit $?;;
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143
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144 -m) mode=$2
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145 case $mode in
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146 *' '* | *' '* | *'
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147 '* | *'*'* | *'?'* | *'['*)
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148 echo "$0: invalid mode: $mode" >&2
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149 exit 1;;
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150 esac
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151 shift;;
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152
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153 -o) chowncmd="$chownprog $2"
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154 shift;;
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155
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156 -s) stripcmd=$stripprog;;
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157
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158 -t) dst_arg=$2
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159 # Protect names problematic for 'test' and other utilities.
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160 case $dst_arg in
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161 -* | [=\(\)!]) dst_arg=./$dst_arg;;
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162 esac
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163 shift;;
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164
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165 -T) no_target_directory=true;;
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166
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167 --version) echo "$0 $scriptversion"; exit $?;;
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168
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169 --) shift
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170 break;;
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171
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172 -*) echo "$0: invalid option: $1" >&2
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173 exit 1;;
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174
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175 *) break;;
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176 esac
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177 shift
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178 done
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179
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180 if test $# -ne 0 && test -z "$dir_arg$dst_arg"; then
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181 # When -d is used, all remaining arguments are directories to create.
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182 # When -t is used, the destination is already specified.
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183 # Otherwise, the last argument is the destination. Remove it from $@.
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184 for arg
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185 do
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186 if test -n "$dst_arg"; then
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187 # $@ is not empty: it contains at least $arg.
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188 set fnord "$@" "$dst_arg"
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189 shift # fnord
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190 fi
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191 shift # arg
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192 dst_arg=$arg
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193 # Protect names problematic for 'test' and other utilities.
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194 case $dst_arg in
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195 -* | [=\(\)!]) dst_arg=./$dst_arg;;
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196 esac
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197 done
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198 fi
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199
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200 if test $# -eq 0; then
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201 if test -z "$dir_arg"; then
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202 echo "$0: no input file specified." >&2
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203 exit 1
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204 fi
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205 # It's OK to call 'install-sh -d' without argument.
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206 # This can happen when creating conditional directories.
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207 exit 0
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208 fi
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209
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210 if test -z "$dir_arg"; then
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211 do_exit='(exit $ret); exit $ret'
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212 trap "ret=129; $do_exit" 1
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213 trap "ret=130; $do_exit" 2
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214 trap "ret=141; $do_exit" 13
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215 trap "ret=143; $do_exit" 15
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216
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217 # Set umask so as not to create temps with too-generous modes.
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218 # However, 'strip' requires both read and write access to temps.
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219 case $mode in
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220 # Optimize common cases.
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221 *644) cp_umask=133;;
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222 *755) cp_umask=22;;
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223
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224 *[0-7])
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225 if test -z "$stripcmd"; then
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226 u_plus_rw=
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227 else
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228 u_plus_rw='% 200'
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229 fi
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230 cp_umask=`expr '(' 777 - $mode % 1000 ')' $u_plus_rw`;;
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231 *)
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232 if test -z "$stripcmd"; then
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233 u_plus_rw=
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234 else
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235 u_plus_rw=,u+rw
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236 fi
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237 cp_umask=$mode$u_plus_rw;;
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238 esac
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239 fi
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240
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241 for src
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242 do
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243 # Protect names problematic for 'test' and other utilities.
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244 case $src in
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245 -* | [=\(\)!]) src=./$src;;
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246 esac
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247
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248 if test -n "$dir_arg"; then
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249 dst=$src
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250 dstdir=$dst
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251 test -d "$dstdir"
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252 dstdir_status=$?
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253 else
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254
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255 # Waiting for this to be detected by the "$cpprog $src $dsttmp" command
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256 # might cause directories to be created, which would be especially bad
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257 # if $src (and thus $dsttmp) contains '*'.
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258 if test ! -f "$src" && test ! -d "$src"; then
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259 echo "$0: $src does not exist." >&2
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260 exit 1
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261 fi
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262
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263 if test -z "$dst_arg"; then
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264 echo "$0: no destination specified." >&2
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265 exit 1
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266 fi
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267 dst=$dst_arg
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268
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269 # If destination is a directory, append the input filename; won't work
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270 # if double slashes aren't ignored.
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271 if test -d "$dst"; then
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272 if test -n "$no_target_directory"; then
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273 echo "$0: $dst_arg: Is a directory" >&2
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274 exit 1
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275 fi
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276 dstdir=$dst
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277 dst=$dstdir/`basename "$src"`
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278 dstdir_status=0
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279 else
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280 # Prefer dirname, but fall back on a substitute if dirname fails.
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281 dstdir=`
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282 (dirname "$dst") 2>/dev/null ||
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283 expr X"$dst" : 'X\(.*[^/]\)//*[^/][^/]*/*$' \| \
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284 X"$dst" : 'X\(//\)[^/]' \| \
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285 X"$dst" : 'X\(//\)$' \| \
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286 X"$dst" : 'X\(/\)' \| . 2>/dev/null ||
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287 echo X"$dst" |
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288 sed '/^X\(.*[^/]\)\/\/*[^/][^/]*\/*$/{
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289 s//\1/
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290 q
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291 }
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292 /^X\(\/\/\)[^/].*/{
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293 s//\1/
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294 q
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295 }
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296 /^X\(\/\/\)$/{
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297 s//\1/
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298 q
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299 }
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300 /^X\(\/\).*/{
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301 s//\1/
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302 q
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303 }
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304 s/.*/./; q'
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305 `
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306
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307 test -d "$dstdir"
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308 dstdir_status=$?
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309 fi
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310 fi
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311
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312 obsolete_mkdir_used=false
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313
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314 if test $dstdir_status != 0; then
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315 case $posix_mkdir in
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316 '')
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317 # Create intermediate dirs using mode 755 as modified by the umask.
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318 # This is like FreeBSD 'install' as of 1997-10-28.
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319 umask=`umask`
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320 case $stripcmd.$umask in
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321 # Optimize common cases.
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322 *[2367][2367]) mkdir_umask=$umask;;
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323 .*0[02][02] | .[02][02] | .[02]) mkdir_umask=22;;
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324
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325 *[0-7])
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326 mkdir_umask=`expr $umask + 22 \
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327 - $umask % 100 % 40 + $umask % 20 \
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328 - $umask % 10 % 4 + $umask % 2
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329 `;;
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330 *) mkdir_umask=$umask,go-w;;
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331 esac
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332
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333 # With -d, create the new directory with the user-specified mode.
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334 # Otherwise, rely on $mkdir_umask.
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335 if test -n "$dir_arg"; then
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336 mkdir_mode=-m$mode
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337 else
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338 mkdir_mode=
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339 fi
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340
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341 posix_mkdir=false
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342 case $umask in
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343 *[123567][0-7][0-7])
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344 # POSIX mkdir -p sets u+wx bits regardless of umask, which
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345 # is incompatible with FreeBSD 'install' when (umask & 300) != 0.
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346 ;;
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347 *)
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348 tmpdir=${TMPDIR-/tmp}/ins$RANDOM-$$
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349 trap 'ret=$?; rmdir "$tmpdir/d" "$tmpdir" 2>/dev/null; exit $ret' 0
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350
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351 if (umask $mkdir_umask &&
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352 exec $mkdirprog $mkdir_mode -p -- "$tmpdir/d") >/dev/null 2>&1
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353 then
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354 if test -z "$dir_arg" || {
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355 # Check for POSIX incompatibilities with -m.
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356 # HP-UX 11.23 and IRIX 6.5 mkdir -m -p sets group- or
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357 # other-writable bit of parent directory when it shouldn't.
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358 # FreeBSD 6.1 mkdir -m -p sets mode of existing directory.
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359 ls_ld_tmpdir=`ls -ld "$tmpdir"`
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360 case $ls_ld_tmpdir in
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361 d????-?r-*) different_mode=700;;
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362 d????-?--*) different_mode=755;;
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363 *) false;;
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364 esac &&
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365 $mkdirprog -m$different_mode -p -- "$tmpdir" && {
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366 ls_ld_tmpdir_1=`ls -ld "$tmpdir"`
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367 test "$ls_ld_tmpdir" = "$ls_ld_tmpdir_1"
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368 }
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369 }
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370 then posix_mkdir=:
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371 fi
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372 rmdir "$tmpdir/d" "$tmpdir"
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373 else
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374 # Remove any dirs left behind by ancient mkdir implementations.
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375 rmdir ./$mkdir_mode ./-p ./-- 2>/dev/null
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376 fi
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377 trap '' 0;;
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378 esac;;
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379 esac
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380
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381 if
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382 $posix_mkdir && (
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383 umask $mkdir_umask &&
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384 $doit_exec $mkdirprog $mkdir_mode -p -- "$dstdir"
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385 )
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386 then :
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387 else
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388
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389 # The umask is ridiculous, or mkdir does not conform to POSIX,
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390 # or it failed possibly due to a race condition. Create the
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391 # directory the slow way, step by step, checking for races as we go.
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392
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393 case $dstdir in
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394 /*) prefix='/';;
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395 [-=\(\)!]*) prefix='./';;
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396 *) prefix='';;
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397 esac
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398
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399 eval "$initialize_posix_glob"
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400
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401 oIFS=$IFS
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402 IFS=/
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403 $posix_glob set -f
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404 set fnord $dstdir
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405 shift
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406 $posix_glob set +f
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407 IFS=$oIFS
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408
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409 prefixes=
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410
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411 for d
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412 do
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413 test X"$d" = X && continue
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414
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415 prefix=$prefix$d
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416 if test -d "$prefix"; then
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417 prefixes=
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418 else
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419 if $posix_mkdir; then
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420 (umask=$mkdir_umask &&
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421 $doit_exec $mkdirprog $mkdir_mode -p -- "$dstdir") && break
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422 # Don't fail if two instances are running concurrently.
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423 test -d "$prefix" || exit 1
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424 else
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425 case $prefix in
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426 *\'*) qprefix=`echo "$prefix" | sed "s/'/'\\\\\\\\''/g"`;;
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427 *) qprefix=$prefix;;
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428 esac
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429 prefixes="$prefixes '$qprefix'"
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430 fi
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431 fi
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432 prefix=$prefix/
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433 done
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434
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435 if test -n "$prefixes"; then
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436 # Don't fail if two instances are running concurrently.
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437 (umask $mkdir_umask &&
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438 eval "\$doit_exec \$mkdirprog $prefixes") ||
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439 test -d "$dstdir" || exit 1
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440 obsolete_mkdir_used=true
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441 fi
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442 fi
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443 fi
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444
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445 if test -n "$dir_arg"; then
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446 { test -z "$chowncmd" || $doit $chowncmd "$dst"; } &&
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447 { test -z "$chgrpcmd" || $doit $chgrpcmd "$dst"; } &&
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448 { test "$obsolete_mkdir_used$chowncmd$chgrpcmd" = false ||
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449 test -z "$chmodcmd" || $doit $chmodcmd $mode "$dst"; } || exit 1
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450 else
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451
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452 # Make a couple of temp file names in the proper directory.
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453 dsttmp=$dstdir/_inst.$$_
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454 rmtmp=$dstdir/_rm.$$_
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455
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456 # Trap to clean up those temp files at exit.
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457 trap 'ret=$?; rm -f "$dsttmp" "$rmtmp" && exit $ret' 0
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458
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459 # Copy the file name to the temp name.
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460 (umask $cp_umask && $doit_exec $cpprog "$src" "$dsttmp") &&
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461
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462 # and set any options; do chmod last to preserve setuid bits.
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463 #
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464 # If any of these fail, we abort the whole thing. If we want to
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465 # ignore errors from any of these, just make sure not to ignore
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466 # errors from the above "$doit $cpprog $src $dsttmp" command.
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467 #
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468 { test -z "$chowncmd" || $doit $chowncmd "$dsttmp"; } &&
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469 { test -z "$chgrpcmd" || $doit $chgrpcmd "$dsttmp"; } &&
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|
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470 { test -z "$stripcmd" || $doit $stripcmd "$dsttmp"; } &&
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|
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471 { test -z "$chmodcmd" || $doit $chmodcmd $mode "$dsttmp"; } &&
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472
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|
|
473 # If -C, don't bother to copy if it wouldn't change the file.
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|
|
474 if $copy_on_change &&
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|
|
475 old=`LC_ALL=C ls -dlL "$dst" 2>/dev/null` &&
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|
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476 new=`LC_ALL=C ls -dlL "$dsttmp" 2>/dev/null` &&
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|
|
477
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|
|
478 eval "$initialize_posix_glob" &&
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|
|
479 $posix_glob set -f &&
|
|
|
480 set X $old && old=:$2:$4:$5:$6 &&
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|
|
481 set X $new && new=:$2:$4:$5:$6 &&
|
|
|
482 $posix_glob set +f &&
|
|
|
483
|
|
|
484 test "$old" = "$new" &&
|
|
|
485 $cmpprog "$dst" "$dsttmp" >/dev/null 2>&1
|
|
|
486 then
|
|
|
487 rm -f "$dsttmp"
|
|
|
488 else
|
|
|
489 # Rename the file to the real destination.
|
|
|
490 $doit $mvcmd -f "$dsttmp" "$dst" 2>/dev/null ||
|
|
|
491
|
|
|
492 # The rename failed, perhaps because mv can't rename something else
|
|
|
493 # to itself, or perhaps because mv is so ancient that it does not
|
|
|
494 # support -f.
|
|
|
495 {
|
|
|
496 # Now remove or move aside any old file at destination location.
|
|
|
497 # We try this two ways since rm can't unlink itself on some
|
|
|
498 # systems and the destination file might be busy for other
|
|
|
499 # reasons. In this case, the final cleanup might fail but the new
|
|
|
500 # file should still install successfully.
|
|
|
501 {
|
|
|
502 test ! -f "$dst" ||
|
|
|
503 $doit $rmcmd -f "$dst" 2>/dev/null ||
|
|
|
504 { $doit $mvcmd -f "$dst" "$rmtmp" 2>/dev/null &&
|
|
|
505 { $doit $rmcmd -f "$rmtmp" 2>/dev/null; :; }
|
|
|
506 } ||
|
|
|
507 { echo "$0: cannot unlink or rename $dst" >&2
|
|
|
508 (exit 1); exit 1
|
|
|
509 }
|
|
|
510 } &&
|
|
|
511
|
|
|
512 # Now rename the file to the real destination.
|
|
|
513 $doit $mvcmd "$dsttmp" "$dst"
|
|
|
514 }
|
|
|
515 fi || exit 1
|
|
|
516
|
|
|
517 trap '' 0
|
|
|
518 fi
|
|
|
519 done
|
|
|
520
|
|
|
521 # Local variables:
|
|
|
522 # eval: (add-hook 'write-file-hooks 'time-stamp)
|
|
|
523 # time-stamp-start: "scriptversion="
|
|
|
524 # time-stamp-format: "%:y-%02m-%02d.%02H"
|
|
|
525 # time-stamp-time-zone: "UTC"
|
|
|
526 # time-stamp-end: "; # UTC"
|
|
|
527 # End:
|
