Date: Fri, 12 Feb 2010 02:09:32 -0500 (EST) From: "Mikhail T." <mi@aldan.algebra.com> To: FreeBSD-gnats-submit@FreeBSD.org Subject: kern/143834: mkdir(2) may set errno incorrectly Message-ID: <201002120709.o1C79WHj080185@aldan.algebra.com> Resent-Message-ID: <201002120730.o1C7U1Ot031470@freefall.freebsd.org>
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>Number: 143834 >Category: kern >Synopsis: mkdir(2) may set errno incorrectly >Confidential: no >Severity: non-critical >Priority: low >Responsible: freebsd-bugs >State: open >Quarter: >Keywords: >Date-Required: >Class: sw-bug >Submitter-Id: current-users >Arrival-Date: Fri Feb 12 07:30:01 UTC 2010 >Closed-Date: >Last-Modified: >Originator: Mikhail T. >Release: FreeBSD 7.2-STABLE amd64 >Organization: Virtual Estates, Inc. ( http://sybpipe.com/ ) >Environment: System: FreeBSD aldan.algebra.com 7.2-STABLE FreeBSD 7.2-STABLE #3: Sun Dec 20 20:10:12 EST 2009 mi@aldan.algebra.com:/meow/obj/var/src/sys/SILVER-SMP amd64 >Description: When the directory to be created is "/", mkdir(2) will set errno to EISDIR instead of EEXISTS. >How-To-Repeat: Compile and run this program: #include <err.h> #include <stdio.h> #include <sys/stat.h> int main(int argc, char *argv[]) { mkdir("/", 0666); warn("mkdir /"); mkdir("/tmp", 0666); warn("mkdir /tmp"); return 0; } You'll see the following inconsistency: t: mkdir /: Is a directory t: mkdir /tmp: File exists It should be "File exists" for both... >Fix: >Release-Note: >Audit-Trail: >Unformatted:
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