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Annotation of embedaddon/libiconv/build-aux/mkinstalldirs, revision 1.1.1.1

1.1       misho       1: #! /bin/sh
                      2: # mkinstalldirs --- make directory hierarchy
                      3: 
                      4: scriptversion=2005-02-02.21
                      5: 
                      6: # Original author: Noah Friedman <friedman@prep.ai.mit.edu>
                      7: # Created: 1993-05-16
                      8: # Public domain.
                      9: #
                     10: # This file is maintained in Automake, please report
                     11: # bugs to <bug-automake@gnu.org> or send patches to
                     12: # <automake-patches@gnu.org>.
                     13: 
                     14: errstatus=0
                     15: dirmode=""
                     16: 
                     17: usage="\
                     18: Usage: mkinstalldirs [-h] [--help] [--version] [-m MODE] DIR ...
                     19: 
                     20: Create each directory DIR (with mode MODE, if specified), including all
                     21: leading file name components.
                     22: 
                     23: Report bugs to <bug-automake@gnu.org>."
                     24: 
                     25: # process command line arguments
                     26: while test $# -gt 0 ; do
                     27:   case $1 in
                     28:     -h | --help | --h*)         # -h for help
                     29:       echo "$usage"
                     30:       exit $?
                     31:       ;;
                     32:     -m)                         # -m PERM arg
                     33:       shift
                     34:       test $# -eq 0 && { echo "$usage" 1>&2; exit 1; }
                     35:       dirmode=$1
                     36:       shift
                     37:       ;;
                     38:     --version)
                     39:       echo "$0 $scriptversion"
                     40:       exit $?
                     41:       ;;
                     42:     --)                         # stop option processing
                     43:       shift
                     44:       break
                     45:       ;;
                     46:     -*)                         # unknown option
                     47:       echo "$usage" 1>&2
                     48:       exit 1
                     49:       ;;
                     50:     *)                          # first non-opt arg
                     51:       break
                     52:       ;;
                     53:   esac
                     54: done
                     55: 
                     56: for file
                     57: do
                     58:   if test -d "$file"; then
                     59:     shift
                     60:   else
                     61:     break
                     62:   fi
                     63: done
                     64: 
                     65: case $# in
                     66:   0) exit 0 ;;
                     67: esac
                     68: 
                     69: # Solaris 8's mkdir -p isn't thread-safe.  If you mkdir -p a/b and
                     70: # mkdir -p a/c at the same time, both will detect that a is missing,
                     71: # one will create a, then the other will try to create a and die with
                     72: # a "File exists" error.  This is a problem when calling mkinstalldirs
                     73: # from a parallel make.  We use --version in the probe to restrict
                     74: # ourselves to GNU mkdir, which is thread-safe.
                     75: case $dirmode in
                     76:   '')
                     77:     if mkdir -p --version . >/dev/null 2>&1 && test ! -d ./--version; then
                     78:       echo "mkdir -p -- $*"
                     79:       exec mkdir -p -- "$@"
                     80:     else
                     81:       # On NextStep and OpenStep, the `mkdir' command does not
                     82:       # recognize any option.  It will interpret all options as
                     83:       # directories to create, and then abort because `.' already
                     84:       # exists.
                     85:       test -d ./-p && rmdir ./-p
                     86:       test -d ./--version && rmdir ./--version
                     87:     fi
                     88:     ;;
                     89:   *)
                     90:     if mkdir -m "$dirmode" -p --version . >/dev/null 2>&1 &&
                     91:        test ! -d ./--version; then
                     92:       echo "mkdir -m $dirmode -p -- $*"
                     93:       exec mkdir -m "$dirmode" -p -- "$@"
                     94:     else
                     95:       # Clean up after NextStep and OpenStep mkdir.
                     96:       for d in ./-m ./-p ./--version "./$dirmode";
                     97:       do
                     98:         test -d $d && rmdir $d
                     99:       done
                    100:     fi
                    101:     ;;
                    102: esac
                    103: 
                    104: for file
                    105: do
                    106:   set fnord `echo ":$file" | sed -ne 's/^:\//#/;s/^://;s/\// /g;s/^#/\//;p'`
                    107:   shift
                    108: 
                    109:   pathcomp=
                    110:   for d
                    111:   do
                    112:     pathcomp="$pathcomp$d"
                    113:     case $pathcomp in
                    114:       -*) pathcomp=./$pathcomp ;;
                    115:     esac
                    116: 
                    117:     if test ! -d "$pathcomp"; then
                    118:       echo "mkdir $pathcomp"
                    119: 
                    120:       mkdir "$pathcomp" || lasterr=$?
                    121: 
                    122:       if test ! -d "$pathcomp"; then
                    123:        errstatus=$lasterr
                    124:       else
                    125:        if test ! -z "$dirmode"; then
                    126:          echo "chmod $dirmode $pathcomp"
                    127:          lasterr=""
                    128:          chmod "$dirmode" "$pathcomp" || lasterr=$?
                    129: 
                    130:          if test ! -z "$lasterr"; then
                    131:            errstatus=$lasterr
                    132:          fi
                    133:        fi
                    134:       fi
                    135:     fi
                    136: 
                    137:     pathcomp="$pathcomp/"
                    138:   done
                    139: done
                    140: 
                    141: exit $errstatus
                    142: 
                    143: # Local Variables:
                    144: # mode: shell-script
                    145: # sh-indentation: 2
                    146: # eval: (add-hook 'write-file-hooks 'time-stamp)
                    147: # time-stamp-start: "scriptversion="
                    148: # time-stamp-format: "%:y-%02m-%02d.%02H"
                    149: # time-stamp-end: "$"
                    150: # End: