diff options
Diffstat (limited to 'libical/install-sh')
| -rwxr-xr-x | libical/install-sh | 182 |
1 files changed, 157 insertions, 25 deletions
diff --git a/libical/install-sh b/libical/install-sh index 0ff4b6a08e..e9de23842d 100755 --- a/libical/install-sh +++ b/libical/install-sh @@ -1,14 +1,27 @@ #!/bin/sh - # # install - install a program, script, or datafile -# This comes from X11R5; it is not part of GNU. +# This comes from X11R5 (mit/util/scripts/install.sh). # -# $XConsortium: install.sh,v 1.2 89/12/18 14:47:22 jim Exp $ +# Copyright 1991 by the Massachusetts Institute of Technology # -# This script is compatible with the BSD install script, but was written -# from scratch. +# Permission to use, copy, modify, distribute, and sell this software and its +# documentation for any purpose is hereby granted without fee, provided that +# the above copyright notice appear in all copies and that both that +# copyright notice and this permission notice appear in supporting +# documentation, and that the name of M.I.T. not be used in advertising or +# publicity pertaining to distribution of the software without specific, +# written prior permission. M.I.T. makes no representations about the +# suitability of this software for any purpose. It is provided "as is" +# without express or implied warranty. +# +# 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 @@ -26,9 +39,12 @@ chownprog="${CHOWNPROG-chown}" chgrpprog="${CHGRPPROG-chgrp}" stripprog="${STRIPPROG-strip}" rmprog="${RMPROG-rm}" +mkdirprog="${MKDIRPROG-mkdir}" +transformbasename="" +transform_arg="" instcmd="$mvprog" -chmodcmd="" +chmodcmd="$chmodprog 0755" chowncmd="" chgrpcmd="" stripcmd="" @@ -36,6 +52,7 @@ rmcmd="$rmprog -f" mvcmd="$mvprog" src="" dst="" +dir_arg="" while [ x"$1" != x ]; do case $1 in @@ -43,6 +60,10 @@ while [ x"$1" != x ]; do shift continue;; + -d) dir_arg=true + shift + continue;; + -m) chmodcmd="$chmodprog $2" shift shift @@ -62,10 +83,20 @@ while [ x"$1" != x ]; do 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=$1 fi shift @@ -75,45 +106,146 @@ done if [ x"$src" = x ] then - echo "install: no input file specified" - exit 1 -fi - -if [ x"$dst" = x ] -then - echo "install: no destination specified" + echo "install: no input file specified" exit 1 +else + true fi +if [ x"$dir_arg" != x ]; then + dst=$src + src="" + + if [ -d $dst ]; then + instcmd=: + chmodcmd="" + else + instcmd=mkdir + fi +else + +# Waiting for this to be detected by the "$instcmd $src $dsttmp" command +# might cause directories to be created, which would be especially bad +# if $src (and thus $dsttmp) contains '*'. + + if [ -f $src -o -d $src ] + then + true + else + echo "install: $src does not exist" + exit 1 + fi + + if [ x"$dst" = x ] + then + echo "install: no destination specified" + exit 1 + else + true + fi # 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` + if [ -d $dst ] + then + dst="$dst"/`basename $src` + else + true + fi +fi + +## 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 + true + fi + + pathcomp="${pathcomp}/" +done fi +if [ x"$dir_arg" != x ] +then + $doit $instcmd $dst && + + if [ x"$chowncmd" != x ]; then $doit $chowncmd $dst; else true ; fi && + if [ x"$chgrpcmd" != x ]; then $doit $chgrpcmd $dst; else true ; fi && + if [ x"$stripcmd" != x ]; then $doit $stripcmd $dst; else true ; fi && + if [ x"$chmodcmd" != x ]; then $doit $chmodcmd $dst; else true ; fi +else + +# If we're going to rename the final executable, determine the name now. + + if [ x"$transformarg" = x ] + then + dstfile=`basename $dst` + else + dstfile=`basename $dst $transformbasename | + sed $transformarg`$transformbasename + fi + +# don't allow the sed command to completely eliminate the filename + + if [ x"$dstfile" = x ] + then + dstfile=`basename $dst` + else + true + fi + # Make a temp file name in the proper directory. -dstdir=`dirname $dst` -dsttmp=$dstdir/#inst.$$# + dsttmp=$dstdir/#inst.$$# # Move or copy the file name to the temp name -$doit $instcmd $src $dsttmp + $doit $instcmd $src $dsttmp && + + trap "rm -f ${dsttmp}" 0 && # and set any options; do chmod last to preserve setuid bits -if [ x"$chowncmd" != x ]; then $doit $chowncmd $dsttmp; fi -if [ x"$chgrpcmd" != x ]; then $doit $chgrpcmd $dsttmp; fi -if [ x"$stripcmd" != x ]; then $doit $stripcmd $dsttmp; fi -if [ x"$chmodcmd" != x ]; then $doit $chmodcmd $dsttmp; fi +# If any of these fail, we abort the whole thing. If we want to +# ignore errors from any of these, just make sure not to ignore +# errors from the above "$doit $instcmd $src $dsttmp" command. + + if [ x"$chowncmd" != x ]; then $doit $chowncmd $dsttmp; else true;fi && + if [ x"$chgrpcmd" != x ]; then $doit $chgrpcmd $dsttmp; else true;fi && + if [ x"$stripcmd" != x ]; then $doit $stripcmd $dsttmp; else true;fi && + if [ x"$chmodcmd" != x ]; then $doit $chmodcmd $dsttmp; else true;fi && # Now rename the file to the real destination. -$doit $rmcmd $dst -$doit $mvcmd $dsttmp $dst + $doit $rmcmd -f $dstdir/$dstfile && + $doit $mvcmd $dsttmp $dstdir/$dstfile + +fi && exit 0 |