diff options
Diffstat (limited to 'config')
-rw-r--r-- | config/mkinstalldirs | 17 |
1 files changed, 12 insertions, 5 deletions
diff --git a/config/mkinstalldirs b/config/mkinstalldirs index 6504b744b..6fbe5e117 100644 --- a/config/mkinstalldirs +++ b/config/mkinstalldirs @@ -1,7 +1,7 @@ #! /bin/sh # mkinstalldirs --- make directory hierarchy -scriptversion=2003-11-08.23 +scriptversion=2004-02-15.20 # Original author: Noah Friedman <friedman@prep.ai.mit.edu> # Created: 1993-05-16 @@ -66,9 +66,15 @@ 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 -- . 2>/dev/null; then + if mkdir -p --version . >/dev/null 2>&1 && test ! -d ./--version; then echo "mkdir -p -- $*" exec mkdir -p -- "$@" else @@ -77,16 +83,17 @@ case $dirmode in # directories to create, and then abort because `.' already # exists. test -d ./-p && rmdir ./-p - test -d ./-- && rmdir ./-- + test -d ./--version && rmdir ./--version fi ;; *) - if mkdir -m "$dirmode" -p -- . 2>/dev/null; then + if mkdir -m "$dirmode" -p --version . >/dev/null 2>&1 && + test ! -d ./--version; then echo "mkdir -m $dirmode -p -- $*" exec mkdir -m "$dirmode" -p -- "$@" else # Clean up after NextStep and OpenStep mkdir. - for d in ./-m ./-p ./-- "./$dirmode"; + for d in ./-m ./-p ./--version "./$dirmode"; do test -d $d && rmdir $d done |