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thttpd

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