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* doc/autoconf.texi (Limitations of Usual Tools): Describe

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problems with mkdir -p -m.
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Paul Eggert 2006-10-09 22:51:35 +00:00
parent b98231106c
commit 43a3be8e55
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@ -1,3 +1,8 @@
2006-10-09 Paul Eggert <eggert@cs.ucla.edu>
* doc/autoconf.texi (Limitations of Usual Tools): Describe
problems with mkdir -p -m.
2006-10-06 Paul Eggert <eggert@cs.ucla.edu>
* lib/autoconf/c.m4 (_AC_PROG_PREPROC_WORKS_IFELSE): Remove

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doc/autoconf.texi
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@ -13476,6 +13476,13 @@ No @command{mkdir} option is portable to older systems. Instead of
@code{AS_MKDIR_P(@var{file-name})} (@pxref{Programming in M4sh})
or @code{AC_PROG_MKDIR_P} (@pxref{Particular Programs}).
Combining the @option{-m} and @option{-p} options, as in @samp{mkdir -m
go-w -p @var{dir}}, often leads to trouble. Free@acronym{BSD}
@command{mkdir} incorrectly attempts to change the permissions of
@var{dir} even if it already exists. @acronym{HP-UX} 11.23 and
@acronym{IRIX} 6.5 @command{mkdir} often assign the wrong permissions to
any newly-created parents of @var{dir}.
Posix does not clearly specify whether @samp{mkdir -p foo}
should succeed when @file{foo} is a symbolic link to an already-existing
directory. The @acronym{GNU} Core Utilities 5.1.0 @command{mkdir}