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70a56b9147
with "make install -j8" it happens very often that two or more make instances are creating the same directory in parallel. As a result one instace creates the directory and second mkdir fails because the directory exists already (but it did not while testing for it earlier). Signed-off-by: Sebastian Andrzej Siewior <sebastian@breakpoint.cc> Reviewed-by: Matt Caswell <matt@openssl.org> Reviewed-by: Rich Salz <rsalz@openssl.org> (Merged from https://github.com/openssl/openssl/pull/1204)
45 lines
974 B
Perl
Executable File
45 lines
974 B
Perl
Executable File
#! /usr/bin/env perl
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# Copyright 1999-2016 The OpenSSL Project Authors. All Rights Reserved.
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#
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# Licensed under the OpenSSL license (the "License"). You may not use
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# this file except in compliance with the License. You can obtain a copy
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# in the file LICENSE in the source distribution or at
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# https://www.openssl.org/source/license.html
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# On some systems, the -p option to mkdir (= also create any missing parent
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# directories) is not available.
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my $arg;
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foreach $arg (@ARGV) {
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$arg =~ tr|\\|/|;
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&do_mkdir_p($arg);
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}
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sub do_mkdir_p {
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local($dir) = @_;
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$dir =~ s|/*\Z(?!\n)||s;
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if (-d $dir) {
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return;
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}
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if ($dir =~ m|[^/]/|s) {
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local($parent) = $dir;
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$parent =~ s|[^/]*\Z(?!\n)||s;
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do_mkdir_p($parent);
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}
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unless (mkdir($dir, 0777)) {
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if (-d $dir) {
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# We raced against another instance doing the same thing.
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return;
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}
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die "Cannot create directory $dir: $!\n";
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}
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print "created directory `$dir'\n";
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}
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