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1 #!/bin/sh |
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2 # |
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3 # install - install a program, script, or datafile |
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4 # This comes from X11R5 (mit/util/scripts/install.sh). |
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5 # |
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6 # Copyright 1991 by the Massachusetts Institute of Technology |
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7 # |
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8 # Permission to use, copy, modify, distribute, and sell this software and its |
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9 # documentation for any purpose is hereby granted without fee, provided that |
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10 # the above copyright notice appear in all copies and that both that |
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11 # copyright notice and this permission notice appear in supporting |
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12 # documentation, and that the name of M.I.T. not be used in advertising or |
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13 # publicity pertaining to distribution of the software without specific, |
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14 # written prior permission. M.I.T. makes no representations about the |
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15 # suitability of this software for any purpose. It is provided "as is" |
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16 # without express or implied warranty. |
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17 # |
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18 # Calling this script install-sh is preferred over install.sh, to prevent |
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19 # `make' implicit rules from creating a file called install from it |
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20 # when there is no Makefile. |
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21 # |
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22 # This script is compatible with the BSD install script, but was written |
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23 # from scratch. It can only install one file at a time, a restriction |
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24 # shared with many OS's install programs. |
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25 |
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26 |
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27 # set DOITPROG to echo to test this script |
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28 |
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29 # Don't use :- since 4.3BSD and earlier shells don't like it. |
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30 doit="${DOITPROG-}" |
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31 |
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32 |
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33 # put in absolute paths if you don't have them in your path; or use env. vars. |
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34 |
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35 mvprog="${MVPROG-mv}" |
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36 cpprog="${CPPROG-cp}" |
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37 chmodprog="${CHMODPROG-chmod}" |
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38 chownprog="${CHOWNPROG-chown}" |
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39 chgrpprog="${CHGRPPROG-chgrp}" |
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40 stripprog="${STRIPPROG-strip}" |
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41 rmprog="${RMPROG-rm}" |
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42 mkdirprog="${MKDIRPROG-mkdir}" |
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43 |
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44 transformbasename="" |
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45 transform_arg="" |
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46 instcmd="$mvprog" |
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47 chmodcmd="$chmodprog 0755" |
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48 chowncmd="" |
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49 chgrpcmd="" |
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50 stripcmd="" |
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51 rmcmd="$rmprog -f" |
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52 mvcmd="$mvprog" |
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53 src="" |
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54 dst="" |
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55 dir_arg="" |
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56 |
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57 while [ x"$1" != x ]; do |
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58 case $1 in |
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59 -c) instcmd="$cpprog" |
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60 shift |
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61 continue;; |
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62 |
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63 -d) dir_arg=true |
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64 shift |
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65 continue;; |
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66 |
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67 -m) chmodcmd="$chmodprog $2" |
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68 shift |
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69 shift |
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70 continue;; |
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71 |
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72 -o) chowncmd="$chownprog $2" |
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73 shift |
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74 shift |
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75 continue;; |
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76 |
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77 -g) chgrpcmd="$chgrpprog $2" |
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78 shift |
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79 shift |
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80 continue;; |
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81 |
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82 -s) stripcmd="$stripprog" |
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83 shift |
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84 continue;; |
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85 |
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86 -t=*) transformarg=`echo $1 | sed 's/-t=//'` |
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87 shift |
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88 continue;; |
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89 |
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90 -b=*) transformbasename=`echo $1 | sed 's/-b=//'` |
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91 shift |
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92 continue;; |
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93 |
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94 *) if [ x"$src" = x ] |
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95 then |
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96 src=$1 |
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97 else |
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98 # this colon is to work around a 386BSD /bin/sh bug |
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99 : |
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100 dst=$1 |
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101 fi |
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102 shift |
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103 continue;; |
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104 esac |
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105 done |
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106 |
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107 if [ x"$src" = x ] |
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108 then |
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109 echo "install: no input file specified" |
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110 exit 1 |
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111 else |
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112 true |
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113 fi |
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114 |
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115 if [ x"$dir_arg" != x ]; then |
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116 dst=$src |
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117 src="" |
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118 |
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119 if [ -d $dst ]; then |
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120 instcmd=: |
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121 chmodcmd="" |
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122 else |
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123 instcmd=mkdir |
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124 fi |
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125 else |
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126 |
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127 # Waiting for this to be detected by the "$instcmd $src $dsttmp" command |
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128 # might cause directories to be created, which would be especially bad |
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129 # if $src (and thus $dsttmp) contains '*'. |
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130 |
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131 if [ -f $src -o -d $src ] |
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132 then |
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133 true |
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134 else |
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135 echo "install: $src does not exist" |
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136 exit 1 |
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137 fi |
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138 |
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139 if [ x"$dst" = x ] |
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140 then |
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141 echo "install: no destination specified" |
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142 exit 1 |
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143 else |
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144 true |
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145 fi |
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146 |
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147 # If destination is a directory, append the input filename; if your system |
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148 # does not like double slashes in filenames, you may need to add some logic |
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149 |
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150 if [ -d $dst ] |
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151 then |
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152 dst="$dst"/`basename $src` |
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153 else |
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154 true |
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155 fi |
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156 fi |
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157 |
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158 ## this sed command emulates the dirname command |
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159 dstdir=`echo $dst | sed -e 's,[^/]*$,,;s,/$,,;s,^$,.,'` |
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160 |
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161 # Make sure that the destination directory exists. |
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162 # this part is taken from Noah Friedman's mkinstalldirs script |
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163 |
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164 # Skip lots of stat calls in the usual case. |
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165 if [ ! -d "$dstdir" ]; then |
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166 defaultIFS=' |
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167 ' |
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168 IFS="${IFS-${defaultIFS}}" |
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169 |
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170 oIFS="${IFS}" |
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171 # Some sh's can't handle IFS=/ for some reason. |
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172 IFS='%' |
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173 set - `echo ${dstdir} | sed -e 's@/@%@g' -e 's@^%@/@'` |
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174 IFS="${oIFS}" |
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175 |
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176 pathcomp='' |
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177 |
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178 while [ $# -ne 0 ] ; do |
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179 pathcomp="${pathcomp}${1}" |
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180 shift |
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181 |
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182 if [ ! -d "${pathcomp}" ] ; |
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183 then |
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184 $mkdirprog "${pathcomp}" |
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185 else |
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186 true |
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187 fi |
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188 |
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189 pathcomp="${pathcomp}/" |
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190 done |
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191 fi |
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192 |
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193 if [ x"$dir_arg" != x ] |
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194 then |
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195 $doit $instcmd $dst && |
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196 |
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197 if [ x"$chowncmd" != x ]; then $doit $chowncmd $dst; else true ; fi && |
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198 if [ x"$chgrpcmd" != x ]; then $doit $chgrpcmd $dst; else true ; fi && |
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199 if [ x"$stripcmd" != x ]; then $doit $stripcmd $dst; else true ; fi && |
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200 if [ x"$chmodcmd" != x ]; then $doit $chmodcmd $dst; else true ; fi |
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201 else |
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202 |
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203 # If we're going to rename the final executable, determine the name now. |
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204 |
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205 if [ x"$transformarg" = x ] |
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206 then |
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207 dstfile=`basename $dst` |
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208 else |
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209 dstfile=`basename $dst $transformbasename | |
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210 sed $transformarg`$transformbasename |
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211 fi |
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212 |
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213 # don't allow the sed command to completely eliminate the filename |
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214 |
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215 if [ x"$dstfile" = x ] |
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216 then |
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217 dstfile=`basename $dst` |
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218 else |
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219 true |
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220 fi |
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221 |
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222 # Make a temp file name in the proper directory. |
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223 |
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224 dsttmp=$dstdir/#inst.$$# |
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225 |
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226 # Move or copy the file name to the temp name |
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227 |
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228 $doit $instcmd $src $dsttmp && |
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229 |
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230 trap "rm -f ${dsttmp}" 0 && |
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231 |
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232 # and set any options; do chmod last to preserve setuid bits |
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233 |
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234 # If any of these fail, we abort the whole thing. If we want to |
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235 # ignore errors from any of these, just make sure not to ignore |
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236 # errors from the above "$doit $instcmd $src $dsttmp" command. |
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237 |
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238 if [ x"$chowncmd" != x ]; then $doit $chowncmd $dsttmp; else true;fi && |
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239 if [ x"$chgrpcmd" != x ]; then $doit $chgrpcmd $dsttmp; else true;fi && |
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240 if [ x"$stripcmd" != x ]; then $doit $stripcmd $dsttmp; else true;fi && |
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241 if [ x"$chmodcmd" != x ]; then $doit $chmodcmd $dsttmp; else true;fi && |
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242 |
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243 # Now rename the file to the real destination. |
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244 |
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245 $doit $rmcmd -f $dstdir/$dstfile && |
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246 $doit $mvcmd $dsttmp $dstdir/$dstfile |
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247 |
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248 fi && |
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249 |
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250 |
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251 exit 0 |
