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# mkinstalldirs --- make directory hierarchy
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# Author: Noah Friedman <friedman@prep.ai.mit.edu>
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scriptversion=2009-04-28.21; # UTC
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# Original author: Noah Friedman <friedman@prep.ai.mit.edu>
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# Created: 1993-05-16
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# This file is maintained in Automake, please report
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# bugs to <bug-automake@gnu.org> or send patches to
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# <automake-patches@gnu.org>.
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Usage: mkinstalldirs [-h] [--help] [-m mode] dir ..."
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Usage: mkinstalldirs [-h] [--help] [--version] [-m MODE] DIR ...
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Create each directory DIR (with mode MODE, if specified), including all
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leading file name components.
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Report bugs to <bug-automake@gnu.org>."
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# process command line arguments
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while test $# -gt 0 ; do
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-h | --help | --h*) # -h for help
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# Solaris 8's mkdir -p isn't thread-safe. If you mkdir -p a/b and
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# mkdir -p a/c at the same time, both will detect that a is missing,
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# one will create a, then the other will try to create a and die with
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# a "File exists" error. This is a problem when calling mkinstalldirs
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# from a parallel make. We use --version in the probe to restrict
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# ourselves to GNU mkdir, which is thread-safe.
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if mkdir -p -- . 2>/dev/null; then
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if mkdir -p --version . >/dev/null 2>&1 && test ! -d ./--version; then
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echo "mkdir -p -- $*"
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exec mkdir -p -- "$@"
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# On NextStep and OpenStep, the `mkdir' command does not
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# recognize any option. It will interpret all options as
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# directories to create, and then abort because `.' already
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test -d ./-p && rmdir ./-p
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test -d ./--version && rmdir ./--version
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if mkdir -m "$dirmode" -p -- . 2>/dev/null; then
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if mkdir -m "$dirmode" -p --version . >/dev/null 2>&1 &&
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test ! -d ./--version; then
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echo "mkdir -m $dirmode -p -- $*"
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exec mkdir -m "$dirmode" -p -- "$@"
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# Clean up after NextStep and OpenStep mkdir.
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for d in ./-m ./-p ./--version "./$dirmode";
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test -d $d && rmdir $d
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set fnord `echo ":$file" | sed -ne 's/^:\//#/;s/^://;s/\// /g;s/^#/\//;p'`
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pathcomp="$pathcomp$d"
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test "x$d" = x && continue
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-*) pathcomp=./$pathcomp ;;
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mkdir "$pathcomp" || lasterr=$?
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if test ! -d "$pathcomp"; then
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if test ! -z "$dirmode"; then
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if test ! -z "$dirmode"; then
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echo "chmod $dirmode $pathcomp"
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chmod "$dirmode" "$pathcomp" || lasterr=$?
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chmod "$dirmode" "$pathcomp" || lasterr=$?
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if test ! -z "$lasterr"; then
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if test ! -z "$lasterr"; then
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pathcomp="$pathcomp/"
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# Local Variables:
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# mode: shell-script
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# sh-indentation: 2
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# eval: (add-hook 'write-file-hooks 'time-stamp)
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# time-stamp-start: "scriptversion="
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# time-stamp-format: "%:y-%02m-%02d.%02H"
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# time-stamp-time-zone: "UTC"
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# time-stamp-end: "; # UTC"
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# mkinstalldirs ends here
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mkinstalldirs
