Annotation of /trunk/mkinstalldirs

#! /bin/sh
# mkinstalldirs --- make directory hierarchy

scriptversion=2005-02-02.21

# Original author: Noah Friedman <[email protected]>
# Created: 1993-05-16
# Public domain.
#
# This file is maintained in Automake, please report
# bugs to <[email protected]> or send patches to
# <[email protected]>.

errstatus=0
dirmode=""

usage="\
Usage: mkinstalldirs [-h] [--help] [--version] [-m MODE] DIR ...

Create each directory DIR (with mode MODE, if specified), including all
leading file name components.

Report bugs to <[email protected]>."

# process command line arguments
while test $# -gt 0 ; do
  case $1 in
    -h | --help | --h*)         # -h for help
      echo "$usage"
      exit $?
      ;;
    -m)                         # -m PERM arg
      shift
      test $# -eq 0 && { echo "$usage" 1>&2; exit 1; }
      dirmode=$1
      shift
      ;;
    --version)
      echo "$0 $scriptversion"
      exit $?
      ;;
    --)                         # stop option processing
      shift
      break
      ;;
    -*)                         # unknown option
      echo "$usage" 1>&2
      exit 1
      ;;
    *)                          # first non-opt arg
      break
      ;;
  esac
done

for file
do
  if test -d "$file"; then
    shift
  else
    break
  fi
done

case $# in
  0) exit 0 ;;
esac

# Solaris 8's mkdir -p isn't thread-safe.  If you mkdir -p a/b and
# mkdir -p a/c at the same time, both will detect that a is missing,
# one will create a, then the other will try to create a and die with
# a "File exists" error.  This is a problem when calling mkinstalldirs
# from a parallel make.  We use --version in the probe to restrict
# ourselves to GNU mkdir, which is thread-safe.
case $dirmode in
  '')
    if mkdir -p --version . >/dev/null 2>&1 && test ! -d ./--version; then
      echo "mkdir -p -- $*"
      exec mkdir -p -- "$@"
    else
      # On NextStep and OpenStep, the `mkdir' command does not
      # recognize any option.  It will interpret all options as
      # directories to create, and then abort because `.' already
      # exists.
      test -d ./-p && rmdir ./-p
      test -d ./--version && rmdir ./--version
    fi
    ;;
  *)
    if mkdir -m "$dirmode" -p --version . >/dev/null 2>&1 &&
       test ! -d ./--version; then
      echo "mkdir -m $dirmode -p -- $*"
      exec mkdir -m "$dirmode" -p -- "$@"
    else
      # Clean up after NextStep and OpenStep mkdir.
      for d in ./-m ./-p ./--version "./$dirmode";
      do
        test -d $d && rmdir $d
      done
    fi
    ;;
esac

for file
do
  set fnord `echo ":$file" | sed -ne 's/^:\//#/;s/^://;s/\// /g;s/^#/\//;p'`
  shift

  pathcomp=
  for d
  do
    pathcomp="$pathcomp$d"
    case $pathcomp in
      -*) pathcomp=./$pathcomp ;;
    esac

    if test ! -d "$pathcomp"; then
      echo "mkdir $pathcomp"

      mkdir "$pathcomp" || lasterr=$?

      if test ! -d "$pathcomp"; then
        errstatus=$lasterr
      else
        if test ! -z "$dirmode"; then
          echo "chmod $dirmode $pathcomp"
          lasterr=""
          chmod "$dirmode" "$pathcomp" || lasterr=$?

          if test ! -z "$lasterr"; then
            errstatus=$lasterr
          fi
        fi
      fi
    fi

    pathcomp="$pathcomp/"
  done
done

exit $errstatus

# Local Variables:
# mode: shell-script
# sh-indentation: 2
# eval: (add-hook 'write-file-hooks 'time-stamp)
# time-stamp-start: "scriptversion="
# time-stamp-format: "%:y-%02m-%02d.%02H"
# time-stamp-end: "$"
# End:
1	twoaday	126	#! /bin/sh
2			# mkinstalldirs --- make directory hierarchy
3
4			scriptversion=2005-02-02.21
5
6			# Original author: Noah Friedman <[email protected]>
7			# Created: 1993-05-16
8			# Public domain.
9			#
10			# This file is maintained in Automake, please report
11			# bugs to <[email protected]> or send patches to
12			# <[email protected]>.
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 <[email protected]>."
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: