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88
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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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253
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4 scriptversion=2013-12-25.23; # UTC
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88
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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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253
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44 tab=' '
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88
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45 nl='
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46 '
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253
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47 IFS=" $tab$nl"
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88
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48
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253
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49 # Set DOITPROG to "echo" to test this script.
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88
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50
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51 doit=${DOITPROG-}
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253
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52 doit_exec=${doit:-exec}
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88
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53
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54 # Put in absolute file names if you don't have them in your path;
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55 # or use environment vars.
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56
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57 chgrpprog=${CHGRPPROG-chgrp}
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58 chmodprog=${CHMODPROG-chmod}
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59 chownprog=${CHOWNPROG-chown}
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60 cmpprog=${CMPPROG-cmp}
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61 cpprog=${CPPROG-cp}
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62 mkdirprog=${MKDIRPROG-mkdir}
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63 mvprog=${MVPROG-mv}
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64 rmprog=${RMPROG-rm}
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65 stripprog=${STRIPPROG-strip}
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66
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67 posix_mkdir=
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68
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69 # Desired mode of installed file.
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70 mode=0755
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71
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72 chgrpcmd=
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73 chmodcmd=$chmodprog
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74 chowncmd=
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75 mvcmd=$mvprog
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76 rmcmd="$rmprog -f"
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77 stripcmd=
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78
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79 src=
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80 dst=
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81 dir_arg=
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82 dst_arg=
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83
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84 copy_on_change=false
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253
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85 is_target_a_directory=possibly
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88
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86
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87 usage="\
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88 Usage: $0 [OPTION]... [-T] SRCFILE DSTFILE
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89 or: $0 [OPTION]... SRCFILES... DIRECTORY
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90 or: $0 [OPTION]... -t DIRECTORY SRCFILES...
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91 or: $0 [OPTION]... -d DIRECTORIES...
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92
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93 In the 1st form, copy SRCFILE to DSTFILE.
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94 In the 2nd and 3rd, copy all SRCFILES to DIRECTORY.
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95 In the 4th, create DIRECTORIES.
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96
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97 Options:
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98 --help display this help and exit.
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99 --version display version info and exit.
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100
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101 -c (ignored)
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102 -C install only if different (preserve the last data modification time)
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103 -d create directories instead of installing files.
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104 -g GROUP $chgrpprog installed files to GROUP.
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105 -m MODE $chmodprog installed files to MODE.
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106 -o USER $chownprog installed files to USER.
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107 -s $stripprog installed files.
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108 -t DIRECTORY install into DIRECTORY.
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109 -T report an error if DSTFILE is a directory.
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110
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111 Environment variables override the default commands:
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112 CHGRPPROG CHMODPROG CHOWNPROG CMPPROG CPPROG MKDIRPROG MVPROG
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113 RMPROG STRIPPROG
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114 "
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115
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116 while test $# -ne 0; do
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117 case $1 in
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118 -c) ;;
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119
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120 -C) copy_on_change=true;;
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121
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122 -d) dir_arg=true;;
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123
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124 -g) chgrpcmd="$chgrpprog $2"
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253
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125 shift;;
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88
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126
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127 --help) echo "$usage"; exit $?;;
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128
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129 -m) mode=$2
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253
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130 case $mode in
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131 *' '* | *"$tab"* | *"$nl"* | *'*'* | *'?'* | *'['*)
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132 echo "$0: invalid mode: $mode" >&2
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133 exit 1;;
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134 esac
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135 shift;;
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88
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136
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137 -o) chowncmd="$chownprog $2"
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253
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138 shift;;
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88
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139
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140 -s) stripcmd=$stripprog;;
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141
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253
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142 -t)
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143 is_target_a_directory=always
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144 dst_arg=$2
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145 # Protect names problematic for 'test' and other utilities.
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146 case $dst_arg in
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147 -* | [=\(\)!]) dst_arg=./$dst_arg;;
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148 esac
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149 shift;;
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150
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253
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151 -T) is_target_a_directory=never;;
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88
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152
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153 --version) echo "$0 $scriptversion"; exit $?;;
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154
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253
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155 --) shift
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156 break;;
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88
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157
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253
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158 -*) echo "$0: invalid option: $1" >&2
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159 exit 1;;
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88
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160
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161 *) break;;
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162 esac
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163 shift
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164 done
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165
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253
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166 # We allow the use of options -d and -T together, by making -d
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167 # take the precedence; this is for compatibility with GNU install.
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168
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169 if test -n "$dir_arg"; then
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170 if test -n "$dst_arg"; then
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171 echo "$0: target directory not allowed when installing a directory." >&2
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172 exit 1
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173 fi
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174 fi
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175
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88
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176 if test $# -ne 0 && test -z "$dir_arg$dst_arg"; then
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177 # When -d is used, all remaining arguments are directories to create.
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178 # When -t is used, the destination is already specified.
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179 # Otherwise, the last argument is the destination. Remove it from $@.
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180 for arg
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181 do
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182 if test -n "$dst_arg"; then
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183 # $@ is not empty: it contains at least $arg.
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184 set fnord "$@" "$dst_arg"
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185 shift # fnord
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186 fi
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187 shift # arg
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188 dst_arg=$arg
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189 # Protect names problematic for 'test' and other utilities.
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190 case $dst_arg in
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191 -* | [=\(\)!]) dst_arg=./$dst_arg;;
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192 esac
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193 done
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194 fi
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195
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196 if test $# -eq 0; then
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197 if test -z "$dir_arg"; then
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198 echo "$0: no input file specified." >&2
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199 exit 1
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200 fi
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201 # It's OK to call 'install-sh -d' without argument.
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202 # This can happen when creating conditional directories.
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203 exit 0
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204 fi
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205
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206 if test -z "$dir_arg"; then
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253
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207 if test $# -gt 1 || test "$is_target_a_directory" = always; then
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208 if test ! -d "$dst_arg"; then
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209 echo "$0: $dst_arg: Is not a directory." >&2
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210 exit 1
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211 fi
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212 fi
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213 fi
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214
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215 if test -z "$dir_arg"; then
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88
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216 do_exit='(exit $ret); exit $ret'
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217 trap "ret=129; $do_exit" 1
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218 trap "ret=130; $do_exit" 2
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219 trap "ret=141; $do_exit" 13
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220 trap "ret=143; $do_exit" 15
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221
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222 # Set umask so as not to create temps with too-generous modes.
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223 # However, 'strip' requires both read and write access to temps.
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224 case $mode in
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225 # Optimize common cases.
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226 *644) cp_umask=133;;
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227 *755) cp_umask=22;;
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228
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229 *[0-7])
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230 if test -z "$stripcmd"; then
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253
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231 u_plus_rw=
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88
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232 else
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253
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233 u_plus_rw='% 200'
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88
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234 fi
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235 cp_umask=`expr '(' 777 - $mode % 1000 ')' $u_plus_rw`;;
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236 *)
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237 if test -z "$stripcmd"; then
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253
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238 u_plus_rw=
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88
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239 else
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253
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240 u_plus_rw=,u+rw
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88
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241 fi
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242 cp_umask=$mode$u_plus_rw;;
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243 esac
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244 fi
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245
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246 for src
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247 do
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248 # Protect names problematic for 'test' and other utilities.
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249 case $src in
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250 -* | [=\(\)!]) src=./$src;;
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251 esac
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252
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253 if test -n "$dir_arg"; then
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254 dst=$src
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255 dstdir=$dst
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256 test -d "$dstdir"
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257 dstdir_status=$?
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258 else
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259
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260 # Waiting for this to be detected by the "$cpprog $src $dsttmp" command
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261 # might cause directories to be created, which would be especially bad
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262 # if $src (and thus $dsttmp) contains '*'.
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263 if test ! -f "$src" && test ! -d "$src"; then
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264 echo "$0: $src does not exist." >&2
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265 exit 1
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266 fi
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267
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268 if test -z "$dst_arg"; then
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269 echo "$0: no destination specified." >&2
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270 exit 1
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271 fi
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272 dst=$dst_arg
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273
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274 # If destination is a directory, append the input filename; won't work
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275 # if double slashes aren't ignored.
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276 if test -d "$dst"; then
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253
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277 if test "$is_target_a_directory" = never; then
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278 echo "$0: $dst_arg: Is a directory" >&2
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279 exit 1
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88
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280 fi
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281 dstdir=$dst
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282 dst=$dstdir/`basename "$src"`
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283 dstdir_status=0
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284 else
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285 dstdir=`dirname "$dst"`
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88
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286 test -d "$dstdir"
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287 dstdir_status=$?
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288 fi
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289 fi
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290
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291 obsolete_mkdir_used=false
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292
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293 if test $dstdir_status != 0; then
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294 case $posix_mkdir in
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295 '')
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253
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296 # Create intermediate dirs using mode 755 as modified by the umask.
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297 # This is like FreeBSD 'install' as of 1997-10-28.
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298 umask=`umask`
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299 case $stripcmd.$umask in
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300 # Optimize common cases.
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301 *[2367][2367]) mkdir_umask=$umask;;
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302 .*0[02][02] | .[02][02] | .[02]) mkdir_umask=22;;
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88
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303
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253
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304 *[0-7])
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305 mkdir_umask=`expr $umask + 22 \
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306 - $umask % 100 % 40 + $umask % 20 \
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307 - $umask % 10 % 4 + $umask % 2
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308 `;;
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309 *) mkdir_umask=$umask,go-w;;
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310 esac
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88
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311
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253
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312 # With -d, create the new directory with the user-specified mode.
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313 # Otherwise, rely on $mkdir_umask.
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314 if test -n "$dir_arg"; then
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315 mkdir_mode=-m$mode
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316 else
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317 mkdir_mode=
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318 fi
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319
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320 posix_mkdir=false
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321 case $umask in
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322 *[123567][0-7][0-7])
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323 # POSIX mkdir -p sets u+wx bits regardless of umask, which
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324 # is incompatible with FreeBSD 'install' when (umask & 300) != 0.
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325 ;;
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326 *)
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327 tmpdir=${TMPDIR-/tmp}/ins$RANDOM-$$
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328 trap 'ret=$?; rmdir "$tmpdir/d" "$tmpdir" 2>/dev/null; exit $ret' 0
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88
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329
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253
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330 if (umask $mkdir_umask &&
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331 exec $mkdirprog $mkdir_mode -p -- "$tmpdir/d") >/dev/null 2>&1
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332 then
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333 if test -z "$dir_arg" || {
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334 # Check for POSIX incompatibilities with -m.
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335 # HP-UX 11.23 and IRIX 6.5 mkdir -m -p sets group- or
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336 # other-writable bit of parent directory when it shouldn't.
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337 # FreeBSD 6.1 mkdir -m -p sets mode of existing directory.
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338 ls_ld_tmpdir=`ls -ld "$tmpdir"`
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339 case $ls_ld_tmpdir in
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340 d????-?r-*) different_mode=700;;
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341 d????-?--*) different_mode=755;;
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342 *) false;;
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343 esac &&
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344 $mkdirprog -m$different_mode -p -- "$tmpdir" && {
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345 ls_ld_tmpdir_1=`ls -ld "$tmpdir"`
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346 test "$ls_ld_tmpdir" = "$ls_ld_tmpdir_1"
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347 }
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348 }
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349 then posix_mkdir=:
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350 fi
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351 rmdir "$tmpdir/d" "$tmpdir"
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352 else
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353 # Remove any dirs left behind by ancient mkdir implementations.
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354 rmdir ./$mkdir_mode ./-p ./-- 2>/dev/null
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355 fi
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356 trap '' 0;;
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357 esac;;
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88
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358 esac
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359
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360 if
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361 $posix_mkdir && (
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253
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362 umask $mkdir_umask &&
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363 $doit_exec $mkdirprog $mkdir_mode -p -- "$dstdir"
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88
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364 )
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365 then :
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366 else
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367
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368 # The umask is ridiculous, or mkdir does not conform to POSIX,
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369 # or it failed possibly due to a race condition. Create the
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370 # directory the slow way, step by step, checking for races as we go.
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371
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372 case $dstdir in
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253
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373 /*) prefix='/';;
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374 [-=\(\)!]*) prefix='./';;
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375 *) prefix='';;
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88
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376 esac
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377
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378 oIFS=$IFS
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379 IFS=/
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253
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380 set -f
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88
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381 set fnord $dstdir
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382 shift
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253
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383 set +f
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88
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384 IFS=$oIFS
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385
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386 prefixes=
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387
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388 for d
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389 do
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253
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390 test X"$d" = X && continue
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88
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391
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253
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392 prefix=$prefix$d
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393 if test -d "$prefix"; then
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394 prefixes=
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395 else
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396 if $posix_mkdir; then
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397 (umask=$mkdir_umask &&
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398 $doit_exec $mkdirprog $mkdir_mode -p -- "$dstdir") && break
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399 # Don't fail if two instances are running concurrently.
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400 test -d "$prefix" || exit 1
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401 else
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402 case $prefix in
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403 *\'*) qprefix=`echo "$prefix" | sed "s/'/'\\\\\\\\''/g"`;;
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404 *) qprefix=$prefix;;
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405 esac
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406 prefixes="$prefixes '$qprefix'"
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407 fi
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408 fi
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409 prefix=$prefix/
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88
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410 done
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411
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412 if test -n "$prefixes"; then
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253
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413 # Don't fail if two instances are running concurrently.
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414 (umask $mkdir_umask &&
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415 eval "\$doit_exec \$mkdirprog $prefixes") ||
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416 test -d "$dstdir" || exit 1
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417 obsolete_mkdir_used=true
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88
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418 fi
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419 fi
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420 fi
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421
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422 if test -n "$dir_arg"; then
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423 { test -z "$chowncmd" || $doit $chowncmd "$dst"; } &&
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424 { test -z "$chgrpcmd" || $doit $chgrpcmd "$dst"; } &&
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425 { test "$obsolete_mkdir_used$chowncmd$chgrpcmd" = false ||
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426 test -z "$chmodcmd" || $doit $chmodcmd $mode "$dst"; } || exit 1
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427 else
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428
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429 # Make a couple of temp file names in the proper directory.
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430 dsttmp=$dstdir/_inst.$$_
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431 rmtmp=$dstdir/_rm.$$_
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432
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433 # Trap to clean up those temp files at exit.
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434 trap 'ret=$?; rm -f "$dsttmp" "$rmtmp" && exit $ret' 0
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435
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436 # Copy the file name to the temp name.
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437 (umask $cp_umask && $doit_exec $cpprog "$src" "$dsttmp") &&
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438
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439 # and set any options; do chmod last to preserve setuid bits.
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440 #
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441 # If any of these fail, we abort the whole thing. If we want to
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442 # ignore errors from any of these, just make sure not to ignore
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443 # errors from the above "$doit $cpprog $src $dsttmp" command.
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444 #
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445 { test -z "$chowncmd" || $doit $chowncmd "$dsttmp"; } &&
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446 { test -z "$chgrpcmd" || $doit $chgrpcmd "$dsttmp"; } &&
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447 { test -z "$stripcmd" || $doit $stripcmd "$dsttmp"; } &&
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448 { test -z "$chmodcmd" || $doit $chmodcmd $mode "$dsttmp"; } &&
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449
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450 # If -C, don't bother to copy if it wouldn't change the file.
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451 if $copy_on_change &&
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253
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452 old=`LC_ALL=C ls -dlL "$dst" 2>/dev/null` &&
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453 new=`LC_ALL=C ls -dlL "$dsttmp" 2>/dev/null` &&
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454 set -f &&
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88
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455 set X $old && old=:$2:$4:$5:$6 &&
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456 set X $new && new=:$2:$4:$5:$6 &&
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253
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457 set +f &&
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88
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458 test "$old" = "$new" &&
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459 $cmpprog "$dst" "$dsttmp" >/dev/null 2>&1
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460 then
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461 rm -f "$dsttmp"
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462 else
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|
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463 # Rename the file to the real destination.
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464 $doit $mvcmd -f "$dsttmp" "$dst" 2>/dev/null ||
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465
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|
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466 # The rename failed, perhaps because mv can't rename something else
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|
|
467 # to itself, or perhaps because mv is so ancient that it does not
|
|
|
468 # support -f.
|
|
|
469 {
|
|
253
|
470 # Now remove or move aside any old file at destination location.
|
|
|
471 # We try this two ways since rm can't unlink itself on some
|
|
|
472 # systems and the destination file might be busy for other
|
|
|
473 # reasons. In this case, the final cleanup might fail but the new
|
|
|
474 # file should still install successfully.
|
|
|
475 {
|
|
|
476 test ! -f "$dst" ||
|
|
|
477 $doit $rmcmd -f "$dst" 2>/dev/null ||
|
|
|
478 { $doit $mvcmd -f "$dst" "$rmtmp" 2>/dev/null &&
|
|
|
479 { $doit $rmcmd -f "$rmtmp" 2>/dev/null; :; }
|
|
|
480 } ||
|
|
|
481 { echo "$0: cannot unlink or rename $dst" >&2
|
|
|
482 (exit 1); exit 1
|
|
|
483 }
|
|
|
484 } &&
|
|
88
|
485
|
|
253
|
486 # Now rename the file to the real destination.
|
|
|
487 $doit $mvcmd "$dsttmp" "$dst"
|
|
88
|
488 }
|
|
|
489 fi || exit 1
|
|
|
490
|
|
|
491 trap '' 0
|
|
|
492 fi
|
|
|
493 done
|
|
|
494
|
|
|
495 # Local variables:
|
|
|
496 # eval: (add-hook 'write-file-hooks 'time-stamp)
|
|
|
497 # time-stamp-start: "scriptversion="
|
|
|
498 # time-stamp-format: "%:y-%02m-%02d.%02H"
|
|
|
499 # time-stamp-time-zone: "UTC"
|
|
|
500 # time-stamp-end: "; # UTC"
|
|
|
501 # End:
|
