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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=2009-04-28.21; # 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 shift;; |
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160 |
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161 -T) no_target_directory=true;; |
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162 |
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163 --version) echo "$0 $scriptversion"; exit $?;; |
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164 |
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165 --) shift |
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166 break;; |
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167 |
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168 -*) echo "$0: invalid option: $1" >&2 |
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169 exit 1;; |
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170 |
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171 *) break;; |
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172 esac |
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173 shift |
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174 done |
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175 |
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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 done |
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190 fi |
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191 |
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192 if test $# -eq 0; then |
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193 if test -z "$dir_arg"; then |
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194 echo "$0: no input file specified." >&2 |
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195 exit 1 |
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196 fi |
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197 # It's OK to call `install-sh -d' without argument. |
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198 # This can happen when creating conditional directories. |
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199 exit 0 |
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200 fi |
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201 |
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202 if test -z "$dir_arg"; then |
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203 trap '(exit $?); exit' 1 2 13 15 |
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204 |
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205 # Set umask so as not to create temps with too-generous modes. |
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206 # However, 'strip' requires both read and write access to temps. |
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207 case $mode in |
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208 # Optimize common cases. |
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209 *644) cp_umask=133;; |
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210 *755) cp_umask=22;; |
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211 |
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212 *[0-7]) |
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213 if test -z "$stripcmd"; then |
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214 u_plus_rw= |
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215 else |
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216 u_plus_rw='% 200' |
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217 fi |
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218 cp_umask=`expr '(' 777 - $mode % 1000 ')' $u_plus_rw`;; |
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219 *) |
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220 if test -z "$stripcmd"; then |
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221 u_plus_rw= |
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222 else |
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223 u_plus_rw=,u+rw |
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224 fi |
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225 cp_umask=$mode$u_plus_rw;; |
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226 esac |
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227 fi |
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228 |
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229 for src |
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230 do |
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231 # Protect names starting with `-'. |
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232 case $src in |
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233 -*) src=./$src;; |
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234 esac |
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235 |
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236 if test -n "$dir_arg"; then |
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237 dst=$src |
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238 dstdir=$dst |
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239 test -d "$dstdir" |
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240 dstdir_status=$? |
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241 else |
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242 |
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243 # Waiting for this to be detected by the "$cpprog $src $dsttmp" command |
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244 # might cause directories to be created, which would be especially bad |
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245 # if $src (and thus $dsttmp) contains '*'. |
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246 if test ! -f "$src" && test ! -d "$src"; then |
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247 echo "$0: $src does not exist." >&2 |
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248 exit 1 |
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249 fi |
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250 |
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251 if test -z "$dst_arg"; then |
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252 echo "$0: no destination specified." >&2 |
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253 exit 1 |
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254 fi |
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255 |
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256 dst=$dst_arg |
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257 # Protect names starting with `-'. |
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258 case $dst in |
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259 -*) dst=./$dst;; |
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260 esac |
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261 |
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262 # If destination is a directory, append the input filename; won't work |
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263 # if double slashes aren't ignored. |
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264 if test -d "$dst"; then |
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265 if test -n "$no_target_directory"; then |
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266 echo "$0: $dst_arg: Is a directory" >&2 |
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267 exit 1 |
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268 fi |
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269 dstdir=$dst |
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270 dst=$dstdir/`basename "$src"` |
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271 dstdir_status=0 |
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272 else |
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273 # Prefer dirname, but fall back on a substitute if dirname fails. |
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274 dstdir=` |
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275 (dirname "$dst") 2>/dev/null || |
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276 expr X"$dst" : 'X\(.*[^/]\)//*[^/][^/]*/*$' \| \ |
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277 X"$dst" : 'X\(//\)[^/]' \| \ |
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278 X"$dst" : 'X\(//\)$' \| \ |
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279 X"$dst" : 'X\(/\)' \| . 2>/dev/null || |
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280 echo X"$dst" | |
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281 sed '/^X\(.*[^/]\)\/\/*[^/][^/]*\/*$/{ |
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282 s//\1/ |
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283 q |
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284 } |
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285 /^X\(\/\/\)[^/].*/{ |
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286 s//\1/ |
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287 q |
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288 } |
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289 /^X\(\/\/\)$/{ |
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290 s//\1/ |
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291 q |
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292 } |
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293 /^X\(\/\).*/{ |
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294 s//\1/ |
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295 q |
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296 } |
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297 s/.*/./; q' |
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298 ` |
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299 |
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300 test -d "$dstdir" |
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301 dstdir_status=$? |
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302 fi |
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303 fi |
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304 |
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305 obsolete_mkdir_used=false |
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306 |
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307 if test $dstdir_status != 0; then |
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308 case $posix_mkdir in |
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309 '') |
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310 # Create intermediate dirs using mode 755 as modified by the umask. |
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311 # This is like FreeBSD 'install' as of 1997-10-28. |
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312 umask=`umask` |
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313 case $stripcmd.$umask in |
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314 # Optimize common cases. |
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315 *[2367][2367]) mkdir_umask=$umask;; |
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316 .*0[02][02] | .[02][02] | .[02]) mkdir_umask=22;; |
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317 |
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318 *[0-7]) |
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319 mkdir_umask=`expr $umask + 22 \ |
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320 - $umask % 100 % 40 + $umask % 20 \ |
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321 - $umask % 10 % 4 + $umask % 2 |
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322 `;; |
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323 *) mkdir_umask=$umask,go-w;; |
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324 esac |
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325 |
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326 # With -d, create the new directory with the user-specified mode. |
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327 # Otherwise, rely on $mkdir_umask. |
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328 if test -n "$dir_arg"; then |
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329 mkdir_mode=-m$mode |
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330 else |
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331 mkdir_mode= |
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332 fi |
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333 |
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334 posix_mkdir=false |
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335 case $umask in |
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336 *[123567][0-7][0-7]) |
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337 # POSIX mkdir -p sets u+wx bits regardless of umask, which |
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338 # is incompatible with FreeBSD 'install' when (umask & 300) != 0. |
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339 ;; |
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340 *) |
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341 tmpdir=${TMPDIR-/tmp}/ins$RANDOM-$$ |
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342 trap 'ret=$?; rmdir "$tmpdir/d" "$tmpdir" 2>/dev/null; exit $ret' 0 |
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343 |
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344 if (umask $mkdir_umask && |
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345 exec $mkdirprog $mkdir_mode -p -- "$tmpdir/d") >/dev/null 2>&1 |
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346 then |
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347 if test -z "$dir_arg" || { |
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348 # Check for POSIX incompatibilities with -m. |
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349 # HP-UX 11.23 and IRIX 6.5 mkdir -m -p sets group- or |
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350 # other-writeable bit of parent directory when it shouldn't. |
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351 # FreeBSD 6.1 mkdir -m -p sets mode of existing directory. |
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352 ls_ld_tmpdir=`ls -ld "$tmpdir"` |
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353 case $ls_ld_tmpdir in |
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354 d????-?r-*) different_mode=700;; |
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355 d????-?--*) different_mode=755;; |
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356 *) false;; |
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357 esac && |
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358 $mkdirprog -m$different_mode -p -- "$tmpdir" && { |
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359 ls_ld_tmpdir_1=`ls -ld "$tmpdir"` |
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360 test "$ls_ld_tmpdir" = "$ls_ld_tmpdir_1" |
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361 } |
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362 } |
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363 then posix_mkdir=: |
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364 fi |
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365 rmdir "$tmpdir/d" "$tmpdir" |
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366 else |
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367 # Remove any dirs left behind by ancient mkdir implementations. |
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368 rmdir ./$mkdir_mode ./-p ./-- 2>/dev/null |
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369 fi |
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370 trap '' 0;; |
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371 esac;; |
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372 esac |
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373 |
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374 if |
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375 $posix_mkdir && ( |
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376 umask $mkdir_umask && |
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377 $doit_exec $mkdirprog $mkdir_mode -p -- "$dstdir" |
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378 ) |
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379 then : |
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380 else |
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381 |
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382 # The umask is ridiculous, or mkdir does not conform to POSIX, |
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383 # or it failed possibly due to a race condition. Create the |
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384 # directory the slow way, step by step, checking for races as we go. |
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385 |
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386 case $dstdir in |
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387 /*) prefix='/';; |
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388 -*) prefix='./';; |
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389 *) prefix='';; |
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390 esac |
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391 |
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392 eval "$initialize_posix_glob" |
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393 |
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394 oIFS=$IFS |
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395 IFS=/ |
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396 $posix_glob set -f |
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397 set fnord $dstdir |
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398 shift |
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399 $posix_glob set +f |
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400 IFS=$oIFS |
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401 |
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402 prefixes= |
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403 |
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404 for d |
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405 do |
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406 test -z "$d" && continue |
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407 |
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408 prefix=$prefix$d |
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409 if test -d "$prefix"; then |
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410 prefixes= |
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411 else |
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412 if $posix_mkdir; then |
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413 (umask=$mkdir_umask && |
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414 $doit_exec $mkdirprog $mkdir_mode -p -- "$dstdir") && break |
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415 # Don't fail if two instances are running concurrently. |
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416 test -d "$prefix" || exit 1 |
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417 else |
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418 case $prefix in |
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419 *\'*) qprefix=`echo "$prefix" | sed "s/'/'\\\\\\\\''/g"`;; |
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420 *) qprefix=$prefix;; |
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421 esac |
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422 prefixes="$prefixes '$qprefix'" |
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423 fi |
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424 fi |
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425 prefix=$prefix/ |
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426 done |
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427 |
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428 if test -n "$prefixes"; then |
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429 # Don't fail if two instances are running concurrently. |
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430 (umask $mkdir_umask && |
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431 eval "\$doit_exec \$mkdirprog $prefixes") || |
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432 test -d "$dstdir" || exit 1 |
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433 obsolete_mkdir_used=true |
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434 fi |
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435 fi |
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436 fi |
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437 |
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438 if test -n "$dir_arg"; then |
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439 { test -z "$chowncmd" || $doit $chowncmd "$dst"; } && |
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440 { test -z "$chgrpcmd" || $doit $chgrpcmd "$dst"; } && |
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441 { test "$obsolete_mkdir_used$chowncmd$chgrpcmd" = false || |
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442 test -z "$chmodcmd" || $doit $chmodcmd $mode "$dst"; } || exit 1 |
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443 else |
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444 |
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445 # Make a couple of temp file names in the proper directory. |
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446 dsttmp=$dstdir/_inst.$$_ |
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447 rmtmp=$dstdir/_rm.$$_ |
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448 |
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449 # Trap to clean up those temp files at exit. |
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450 trap 'ret=$?; rm -f "$dsttmp" "$rmtmp" && exit $ret' 0 |
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451 |
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452 # Copy the file name to the temp name. |
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453 (umask $cp_umask && $doit_exec $cpprog "$src" "$dsttmp") && |
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454 |
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455 # and set any options; do chmod last to preserve setuid bits. |
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456 # |
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457 # If any of these fail, we abort the whole thing. If we want to |
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458 # ignore errors from any of these, just make sure not to ignore |
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459 # errors from the above "$doit $cpprog $src $dsttmp" command. |
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460 # |
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461 { test -z "$chowncmd" || $doit $chowncmd "$dsttmp"; } && |
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462 { test -z "$chgrpcmd" || $doit $chgrpcmd "$dsttmp"; } && |
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463 { test -z "$stripcmd" || $doit $stripcmd "$dsttmp"; } && |
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464 { test -z "$chmodcmd" || $doit $chmodcmd $mode "$dsttmp"; } && |
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465 |
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466 # If -C, don't bother to copy if it wouldn't change the file. |
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467 if $copy_on_change && |
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468 old=`LC_ALL=C ls -dlL "$dst" 2>/dev/null` && |
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469 new=`LC_ALL=C ls -dlL "$dsttmp" 2>/dev/null` && |
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470 |
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471 eval "$initialize_posix_glob" && |
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472 $posix_glob set -f && |
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473 set X $old && old=:$2:$4:$5:$6 && |
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474 set X $new && new=:$2:$4:$5:$6 && |
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475 $posix_glob set +f && |
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476 |
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477 test "$old" = "$new" && |
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478 $cmpprog "$dst" "$dsttmp" >/dev/null 2>&1 |
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479 then |
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480 rm -f "$dsttmp" |
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481 else |
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482 # Rename the file to the real destination. |
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483 $doit $mvcmd -f "$dsttmp" "$dst" 2>/dev/null || |
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484 |
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485 # The rename failed, perhaps because mv can't rename something else |
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486 # to itself, or perhaps because mv is so ancient that it does not |
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487 # support -f. |
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488 { |
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489 # Now remove or move aside any old file at destination location. |
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490 # We try this two ways since rm can't unlink itself on some |
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491 # systems and the destination file might be busy for other |
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492 # reasons. In this case, the final cleanup might fail but the new |
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493 # file should still install successfully. |
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494 { |
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495 test ! -f "$dst" || |
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496 $doit $rmcmd -f "$dst" 2>/dev/null || |
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497 { $doit $mvcmd -f "$dst" "$rmtmp" 2>/dev/null && |
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498 { $doit $rmcmd -f "$rmtmp" 2>/dev/null; :; } |
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499 } || |
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500 { echo "$0: cannot unlink or rename $dst" >&2 |
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501 (exit 1); exit 1 |
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502 } |
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503 } && |
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504 |
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505 # Now rename the file to the real destination. |
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506 $doit $mvcmd "$dsttmp" "$dst" |
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507 } |
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508 fi || exit 1 |
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509 |
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510 trap '' 0 |
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511 fi |
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512 done |
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513 |
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514 # Local variables: |
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515 # eval: (add-hook 'write-file-hooks 'time-stamp) |
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516 # time-stamp-start: "scriptversion=" |
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517 # time-stamp-format: "%:y-%02m-%02d.%02H" |
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518 # time-stamp-time-zone: "UTC" |
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519 # time-stamp-end: "; # UTC" |
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520 # End: |