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Annotation of gcc/install.sh, revision 1.1.1.2

1.1       root        1: #!/bin/sh
                      2: 
                      3: #
                      4: # install - install a program, script, or datafile
                      5: # This comes from X11R5; it is not part of GNU.
                      6: #
                      7: # $XConsortium: install.sh,v 1.2 89/12/18 14:47:22 jim Exp $
                      8: #
                      9: # This script is compatible with the BSD install script, but was written
                     10: # from scratch.
                     11: #
                     12: 
                     13: 
                     14: # set DOITPROG to echo to test this script
                     15: 
1.1.1.2 ! root       16: # Don't use :- since 4.3BSD and earlier shells don't like it.
        !            17: doit="${DOITPROG-}"
1.1       root       18: 
                     19: 
                     20: # put in absolute paths if you don't have them in your path; or use env. vars.
                     21: 
1.1.1.2 ! root       22: mvprog="${MVPROG-mv}"
        !            23: cpprog="${CPPROG-cp}"
        !            24: chmodprog="${CHMODPROG-chmod}"
        !            25: chownprog="${CHOWNPROG-chown}"
        !            26: chgrpprog="${CHGRPPROG-chgrp}"
        !            27: stripprog="${STRIPPROG-strip}"
        !            28: rmprog="${RMPROG-rm}"
1.1       root       29: 
                     30: instcmd="$mvprog"
                     31: chmodcmd=""
                     32: chowncmd=""
                     33: chgrpcmd=""
                     34: stripcmd=""
                     35: rmcmd="$rmprog -f"
1.1.1.2 ! root       36: mvcmd="$mvprog"
1.1       root       37: src=""
                     38: dst=""
                     39: 
                     40: while [ x"$1" != x ]; do
                     41:     case $1 in
                     42:        -c) instcmd="$cpprog"
                     43:            shift
                     44:            continue;;
                     45: 
                     46:        -m) chmodcmd="$chmodprog $2"
                     47:            shift
                     48:            shift
                     49:            continue;;
                     50: 
                     51:        -o) chowncmd="$chownprog $2"
                     52:            shift
                     53:            shift
                     54:            continue;;
                     55: 
                     56:        -g) chgrpcmd="$chgrpprog $2"
                     57:            shift
                     58:            shift
                     59:            continue;;
                     60: 
                     61:        -s) stripcmd="$stripprog"
                     62:            shift
                     63:            continue;;
                     64: 
                     65:        *)  if [ x"$src" = x ]
                     66:            then
                     67:                src=$1
                     68:            else
                     69:                dst=$1
                     70:            fi
                     71:            shift
                     72:            continue;;
                     73:     esac
                     74: done
                     75: 
                     76: if [ x"$src" = x ]
                     77: then
                     78:        echo "install:  no input file specified"
                     79:        exit 1
                     80: fi
                     81: 
                     82: if [ x"$dst" = x ]
                     83: then
                     84:        echo "install:  no destination specified"
                     85:        exit 1
                     86: fi
                     87: 
                     88: 
1.1.1.2 ! root       89: # If destination is a directory, append the input filename; if your system
1.1       root       90: # does not like double slashes in filenames, you may need to add some logic
                     91: 
                     92: if [ -d $dst ]
                     93: then
                     94:        dst="$dst"/`basename $src`
                     95: fi
                     96: 
1.1.1.2 ! root       97: # Make a temp file name in the proper directory.
1.1       root       98: 
1.1.1.2 ! root       99: dstdir=`dirname $dst`
        !           100: dsttmp=$dstdir/#inst.$$#
1.1       root      101: 
1.1.1.2 ! root      102: # Move or copy the file name to the temp name
1.1       root      103: 
1.1.1.2 ! root      104: $doit $instcmd $src $dsttmp
1.1       root      105: 
                    106: # and set any options; do chmod last to preserve setuid bits
                    107: 
1.1.1.2 ! root      108: if [ x"$chowncmd" != x ]; then $doit $chowncmd $dsttmp; fi
        !           109: if [ x"$chgrpcmd" != x ]; then $doit $chgrpcmd $dsttmp; fi
        !           110: if [ x"$stripcmd" != x ]; then $doit $stripcmd $dsttmp; fi
        !           111: if [ x"$chmodcmd" != x ]; then $doit $chmodcmd $dsttmp; fi
        !           112: 
        !           113: # Now rename the file to the real destination.
        !           114: 
        !           115: $doit $rmcmd $dst
        !           116: $doit $mvcmd $dsttmp $dst
        !           117: 
1.1       root      118: 
                    119: exit 0

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