python/install-sh at master · broncodans/python · GitHub

History

executable file

294 lines (240 loc) · 6.96 KB

Raw

100

101

102

103

104

105

106

107

108

109

110

111

112

113

114

115

116

117

118

119

120

121

122

123

124

125

126

127

128

129

130

131

132

133

134

135

136

137

138

139

140

141

142

143

144

145

146

147

148

149

150

151

152

153

154

155

156

157

158

159

160

161

162

163

164

165

166

167

168

169

170

171

172

173

174

175

176

177

178

179

180

181

182

183

184

185

186

187

188

189

190

191

192

193

194

195

196

197

198

199

200

201

202

203

204

205

206

207

208

209

210

211

212

213

214

215

216

217

218

219

220

221

222

223

224

225

226

227

228

229

230

231

232

233

234

235

236

237

238

239

240

241

242

243

244

245

246

247

248

249

250

251

252

253

254

255

256

257

258

259

260

261

262

263

264

265

266

267

268

269

270

271

272

273

274

275

276

277

278

279

280

281

282

283

284

285

286

287

288

289

290

291

292

293

294

#!/bin/sh

# install - install a program, script, or datafile

# This originates from X11R5 (mit/util/scripts/install.sh), which was

# later released in X11R6 (xc/config/util/install.sh) with the

# following copyright and license.

# Permission is hereby granted, free of charge, to any person obtaining a copy

# of this software and associated documentation files (the "Software"), to

# deal in the Software without restriction, including without limitation the

# rights to use, copy, modify, merge, publish, distribute, sublicense, and/or

# sell copies of the Software, and to permit persons to whom the Software is

# furnished to do so, subject to the following conditions:

# The above copyright notice and this permission notice shall be included in

# all copies or substantial portions of the Software.

# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR

# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,

# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE

# X CONSORTIUM BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN

# AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNEC-

# TION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.

# Except as contained in this notice, the name of the X Consortium shall not

# be used in advertising or otherwise to promote the sale, use or other deal-

# ings in this Software without prior written authorization from the X Consor-

# tium.

# FSF changes to this file are in the public domain.

# Calling this script install-sh is preferred over install.sh, to prevent

# `make' implicit rules from creating a file called install from it

# when there is no Makefile.

# This script is compatible with the BSD install script, but was written

# from scratch. It can only install one file at a time, a restriction

# shared with many OS's install programs.

# set DOITPROG to echo to test this script

# Don't use :- since 4.3BSD and earlier shells don't like it.

doit="${DOITPROG-}"

# put in absolute paths if you don't have them in your path; or use env. vars.

mvprog="${MVPROG-mv}"

cpprog="${CPPROG-cp}"

chmodprog="${CHMODPROG-chmod}"

chownprog="${CHOWNPROG-chown}"

chgrpprog="${CHGRPPROG-chgrp}"

stripprog="${STRIPPROG-strip}"

rmprog="${RMPROG-rm}"

mkdirprog="${MKDIRPROG-mkdir}"

transformbasename=""

transform_arg=""

instcmd="$mvprog"

chmodcmd="$chmodprog 0755"

chowncmd=""

chgrpcmd=""

stripcmd=""

rmcmd="$rmprog -f"

mvcmd="$mvprog"

src=""

dst=""

dir_arg=""

while [ x"$1" != x ]; do

case $1 in

-c) instcmd=$cpprog

shift

continue;;

-d) dir_arg=true

shift

continue;;

-m) chmodcmd="$chmodprog $2"

shift

continue;;

-o) chowncmd="$chownprog $2"

shift

continue;;

-g) chgrpcmd="$chgrpprog $2"

shift

continue;;

-s) stripcmd=$stripprog

shift

continue;;

-t=*) transformarg=`echo $1 | sed 's/-t=//'`

shift

continue;;

-b=*) transformbasename=`echo $1 | sed 's/-b=//'`

shift

continue;;

*) if [ x"$src" = x ]

then

src=$1

else

# this colon is to work around a 386BSD /bin/sh bug

dst=$1

shift

continue;;

esac

done

if [ x"$src" = x ]

then

echo "$0: no input file specified" >&2

exit 1

else

if [ x"$dir_arg" != x ]; then

dst=$src

src=""

if [ -d "$dst" ]; then

instcmd=:

chmodcmd=""

else

instcmd=$mkdirprog

else

# Waiting for this to be detected by the "$instcmd $src $dsttmp" command

# might cause directories to be created, which would be especially bad

# if $src (and thus $dsttmp) contains '*'.

if [ -f "$src" ] || [ -d "$src" ]

then

else

echo "$0: $src does not exist" >&2

exit 1

if [ x"$dst" = x ]

then

echo "$0: no destination specified" >&2

exit 1

else

# If destination is a directory, append the input filename; if your system

# does not like double slashes in filenames, you may need to add some logic

if [ -d "$dst" ]

then

dst=$dst/`basename "$src"`

else

## this sed command emulates the dirname command

dstdir=`echo "$dst" | sed -e 's,[^/]*$,,;s,/$,,;s,^$,.,'`

# Make sure that the destination directory exists.

# this part is taken from Noah Friedman's mkinstalldirs script

# Skip lots of stat calls in the usual case.

if [ ! -d "$dstdir" ]; then

defaultIFS='

IFS="${IFS-$defaultIFS}"

oIFS=$IFS

# Some sh's can't handle IFS=/ for some reason.

IFS='%'

set - `echo "$dstdir" | sed -e 's@/@%@g' -e 's@^%@/@'`

IFS=$oIFS

pathcomp=''

while [ $# -ne 0 ] ; do

pathcomp=$pathcomp$1

shift

if [ ! -d "$pathcomp" ] ;

then

$mkdirprog "$pathcomp"

else

pathcomp=$pathcomp/

done

if [ x"$dir_arg" != x ]

then

$doit $instcmd "$dst" &&

if [ x"$chowncmd" != x ]; then $doit $chowncmd "$dst"; else : ; fi &&

if [ x"$chgrpcmd" != x ]; then $doit $chgrpcmd "$dst"; else : ; fi &&

if [ x"$stripcmd" != x ]; then $doit $stripcmd "$dst"; else : ; fi &&

if [ x"$chmodcmd" != x ]; then $doit $chmodcmd "$dst"; else : ; fi

else

# If we're going to rename the final executable, determine the name now.

if [ x"$transformarg" = x ]

then

dstfile=`basename "$dst"`

else

dstfile=`basename "$dst" $transformbasename |

sed $transformarg`$transformbasename

# don't allow the sed command to completely eliminate the filename

if [ x"$dstfile" = x ]

then

dstfile=`basename "$dst"`

else

# Make a couple of temp file names in the proper directory.

dsttmp=$dstdir/#inst.$$#

rmtmp=$dstdir/#rm.$$#

# Trap to clean up temp files at exit.

trap 'status=$?; rm -f "$dsttmp" "$rmtmp" && exit $status' 0

trap '(exit $?); exit' 1 2 13 15

# Move or copy the file name to the temp name

$doit $instcmd "$src" "$dsttmp" &&

# and set any options; do chmod last to preserve setuid bits

# If any of these fail, we abort the whole thing. If we want to

# ignore errors from any of these, just make sure not to ignore

# errors from the above "$doit $instcmd $src $dsttmp" command.

if [ x"$chowncmd" != x ]; then $doit $chowncmd "$dsttmp"; else :;fi &&

if [ x"$chgrpcmd" != x ]; then $doit $chgrpcmd "$dsttmp"; else :;fi &&

if [ x"$stripcmd" != x ]; then $doit $stripcmd "$dsttmp"; else :;fi &&

if [ x"$chmodcmd" != x ]; then $doit $chmodcmd "$dsttmp"; else :;fi &&

# Now remove or move aside any old file at destination location. We try this

# two ways since rm can't unlink itself on some systems and the destination

# file might be busy for other reasons. In this case, the final cleanup

# might fail but the new file should still install successfully.

{

if [ -f "$dstdir/$dstfile" ]

then

$doit $rmcmd -f "$dstdir/$dstfile" 2>/dev/null ||

$doit $mvcmd -f "$dstdir/$dstfile" "$rmtmp" 2>/dev/null ||

{

echo "$0: cannot unlink or rename $dstdir/$dstfile" >&2

(exit 1); exit

}

else

} &&

# Now rename the file to the real destination.

$doit $mvcmd "$dsttmp" "$dstdir/$dstfile"

fi &&

# The final little trick to "correctly" pass the exit status to the exit trap.

{

(exit 0); exit

}

python/install-sh at master · broncodans/python · GitHub

Expand file tree

Breadcrumbs

install-sh

Latest commit

History

Breadcrumbs

install-sh

File metadata and controls