Annotation of OpenXM/src/ox_math/install-sh, Revision 1.1
1.1 ! ohara 1: #!/bin/sh
! 2: # $OpenXM$
! 3: #
! 4: # install - install a program, script, or datafile
! 5: # This comes from X11R5 (mit/util/scripts/install.sh).
! 6: #
! 7: # Copyright 1991 by the Massachusetts Institute of Technology
! 8: #
! 9: # Permission to use, copy, modify, distribute, and sell this software and its
! 10: # documentation for any purpose is hereby granted without fee, provided that
! 11: # the above copyright notice appear in all copies and that both that
! 12: # copyright notice and this permission notice appear in supporting
! 13: # documentation, and that the name of M.I.T. not be used in advertising or
! 14: # publicity pertaining to distribution of the software without specific,
! 15: # written prior permission. M.I.T. makes no representations about the
! 16: # suitability of this software for any purpose. It is provided "as is"
! 17: # without express or implied warranty.
! 18: #
! 19: # Calling this script install-sh is preferred over install.sh, to prevent
! 20: # `make' implicit rules from creating a file called install from it
! 21: # when there is no Makefile.
! 22: #
! 23: # This script is compatible with the BSD install script, but was written
! 24: # from scratch. It can only install one file at a time, a restriction
! 25: # shared with many OS's install programs.
! 26:
! 27:
! 28: # set DOITPROG to echo to test this script
! 29:
! 30: # Don't use :- since 4.3BSD and earlier shells don't like it.
! 31: doit="${DOITPROG-}"
! 32:
! 33:
! 34: # put in absolute paths if you don't have them in your path; or use env. vars.
! 35:
! 36: mvprog="${MVPROG-mv}"
! 37: cpprog="${CPPROG-cp}"
! 38: chmodprog="${CHMODPROG-chmod}"
! 39: chownprog="${CHOWNPROG-chown}"
! 40: chgrpprog="${CHGRPPROG-chgrp}"
! 41: stripprog="${STRIPPROG-strip}"
! 42: rmprog="${RMPROG-rm}"
! 43: mkdirprog="${MKDIRPROG-mkdir}"
! 44:
! 45: transformbasename=""
! 46: transform_arg=""
! 47: instcmd="$mvprog"
! 48: chmodcmd="$chmodprog 0755"
! 49: chowncmd=""
! 50: chgrpcmd=""
! 51: stripcmd=""
! 52: rmcmd="$rmprog -f"
! 53: mvcmd="$mvprog"
! 54: src=""
! 55: dst=""
! 56: dir_arg=""
! 57:
! 58: while [ x"$1" != x ]; do
! 59: case $1 in
! 60: -c) instcmd="$cpprog"
! 61: shift
! 62: continue;;
! 63:
! 64: -d) dir_arg=true
! 65: shift
! 66: continue;;
! 67:
! 68: -m) chmodcmd="$chmodprog $2"
! 69: shift
! 70: shift
! 71: continue;;
! 72:
! 73: -o) chowncmd="$chownprog $2"
! 74: shift
! 75: shift
! 76: continue;;
! 77:
! 78: -g) chgrpcmd="$chgrpprog $2"
! 79: shift
! 80: shift
! 81: continue;;
! 82:
! 83: -s) stripcmd="$stripprog"
! 84: shift
! 85: continue;;
! 86:
! 87: -t=*) transformarg=`echo $1 | sed 's/-t=//'`
! 88: shift
! 89: continue;;
! 90:
! 91: -b=*) transformbasename=`echo $1 | sed 's/-b=//'`
! 92: shift
! 93: continue;;
! 94:
! 95: *) if [ x"$src" = x ]
! 96: then
! 97: src=$1
! 98: else
! 99: # this colon is to work around a 386BSD /bin/sh bug
! 100: :
! 101: dst=$1
! 102: fi
! 103: shift
! 104: continue;;
! 105: esac
! 106: done
! 107:
! 108: if [ x"$src" = x ]
! 109: then
! 110: echo "install: no input file specified"
! 111: exit 1
! 112: else
! 113: true
! 114: fi
! 115:
! 116: if [ x"$dir_arg" != x ]; then
! 117: dst=$src
! 118: src=""
! 119:
! 120: if [ -d $dst ]; then
! 121: instcmd=:
! 122: chmodcmd=""
! 123: else
! 124: instcmd=mkdir
! 125: fi
! 126: else
! 127:
! 128: # Waiting for this to be detected by the "$instcmd $src $dsttmp" command
! 129: # might cause directories to be created, which would be especially bad
! 130: # if $src (and thus $dsttmp) contains '*'.
! 131:
! 132: if [ -f $src -o -d $src ]
! 133: then
! 134: true
! 135: else
! 136: echo "install: $src does not exist"
! 137: exit 1
! 138: fi
! 139:
! 140: if [ x"$dst" = x ]
! 141: then
! 142: echo "install: no destination specified"
! 143: exit 1
! 144: else
! 145: true
! 146: fi
! 147:
! 148: # If destination is a directory, append the input filename; if your system
! 149: # does not like double slashes in filenames, you may need to add some logic
! 150:
! 151: if [ -d $dst ]
! 152: then
! 153: dst="$dst"/`basename $src`
! 154: else
! 155: true
! 156: fi
! 157: fi
! 158:
! 159: ## this sed command emulates the dirname command
! 160: dstdir=`echo $dst | sed -e 's,[^/]*$,,;s,/$,,;s,^$,.,'`
! 161:
! 162: # Make sure that the destination directory exists.
! 163: # this part is taken from Noah Friedman's mkinstalldirs script
! 164:
! 165: # Skip lots of stat calls in the usual case.
! 166: if [ ! -d "$dstdir" ]; then
! 167: defaultIFS='
! 168: '
! 169: IFS="${IFS-${defaultIFS}}"
! 170:
! 171: oIFS="${IFS}"
! 172: # Some sh's can't handle IFS=/ for some reason.
! 173: IFS='%'
! 174: set - `echo ${dstdir} | sed -e 's@/@%@g' -e 's@^%@/@'`
! 175: IFS="${oIFS}"
! 176:
! 177: pathcomp=''
! 178:
! 179: while [ $# -ne 0 ] ; do
! 180: pathcomp="${pathcomp}${1}"
! 181: shift
! 182:
! 183: if [ ! -d "${pathcomp}" ] ;
! 184: then
! 185: $mkdirprog "${pathcomp}"
! 186: else
! 187: true
! 188: fi
! 189:
! 190: pathcomp="${pathcomp}/"
! 191: done
! 192: fi
! 193:
! 194: if [ x"$dir_arg" != x ]
! 195: then
! 196: $doit $instcmd $dst &&
! 197:
! 198: if [ x"$chowncmd" != x ]; then $doit $chowncmd $dst; else true ; fi &&
! 199: if [ x"$chgrpcmd" != x ]; then $doit $chgrpcmd $dst; else true ; fi &&
! 200: if [ x"$stripcmd" != x ]; then $doit $stripcmd $dst; else true ; fi &&
! 201: if [ x"$chmodcmd" != x ]; then $doit $chmodcmd $dst; else true ; fi
! 202: else
! 203:
! 204: # If we're going to rename the final executable, determine the name now.
! 205:
! 206: if [ x"$transformarg" = x ]
! 207: then
! 208: dstfile=`basename $dst`
! 209: else
! 210: dstfile=`basename $dst $transformbasename |
! 211: sed $transformarg`$transformbasename
! 212: fi
! 213:
! 214: # don't allow the sed command to completely eliminate the filename
! 215:
! 216: if [ x"$dstfile" = x ]
! 217: then
! 218: dstfile=`basename $dst`
! 219: else
! 220: true
! 221: fi
! 222:
! 223: # Make a temp file name in the proper directory.
! 224:
! 225: dsttmp=$dstdir/#inst.$$#
! 226:
! 227: # Move or copy the file name to the temp name
! 228:
! 229: $doit $instcmd $src $dsttmp &&
! 230:
! 231: trap "rm -f ${dsttmp}" 0 &&
! 232:
! 233: # and set any options; do chmod last to preserve setuid bits
! 234:
! 235: # If any of these fail, we abort the whole thing. If we want to
! 236: # ignore errors from any of these, just make sure not to ignore
! 237: # errors from the above "$doit $instcmd $src $dsttmp" command.
! 238:
! 239: if [ x"$chowncmd" != x ]; then $doit $chowncmd $dsttmp; else true;fi &&
! 240: if [ x"$chgrpcmd" != x ]; then $doit $chgrpcmd $dsttmp; else true;fi &&
! 241: if [ x"$stripcmd" != x ]; then $doit $stripcmd $dsttmp; else true;fi &&
! 242: if [ x"$chmodcmd" != x ]; then $doit $chmodcmd $dsttmp; else true;fi &&
! 243:
! 244: # Now rename the file to the real destination.
! 245:
! 246: $doit $rmcmd -f $dstdir/$dstfile &&
! 247: $doit $mvcmd $dsttmp $dstdir/$dstfile
! 248:
! 249: fi &&
! 250:
! 251:
! 252: exit 0
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