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getpass.3: Add description of the function is not thread-safe

PATCH Applied Peng Haitao 2 participants 2 messages Sep 6, 2011 – Mar 17, 2013 1 message not in the archive Man-pages: manual pages for Linux -- Sections 2, 3, 4, 5, and 7

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PATCH 1/1 getpass.3: Add description of the function is not thread-safe

The function getpass() uses a static variable "buf", so it is not thread-safe.

---
 man3/getpass.3 |    7 ++++++-
 1 files changed, 6 insertions(+), 1 deletions(-)
man3/getpass.3 +6 -1
index d363ec4..d07a323 100644
@@ -20,7 +20,7 @@
 .\" Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111,
 .\" USA.
 .\"
-.TH GETPASS 3  2010-09-20 "Linux" "Linux Programmer's Manual"
+.TH GETPASS 3  2011-09-06 "Linux" "Linux Programmer's Manual"
 .SH NAME
 getpass \- get a password
 .SH SYNOPSIS
@@ -86,6 +86,11 @@ The process does not have a controlling terminal.
 .\" A
 .\" .BR getpass ()
 .\" function appeared in Version 7 AT&T UNIX.
+.SH ATTRIBUTES
+.SS Multithreading (see pthreads(7))
+The
+.BR getpass ()
+function is not thread-safe.
 .SH "CONFORMING TO"
 Present in SUSv2, but marked LEGACY.
 Removed in POSIX.1-2001.
Signature · 10 lines
1.7.1

-- 
Best Regards,
Peng Haitao

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#2 lore raw
Quoted 2 lines · Peng Haitao

The function getpass() uses a static variable "buf", so it is not thread-safe.

Applied.

Thanks,

Michael

Quoted 37 lines
---
 man3/getpass.3 |    7 ++++++-
 1 files changed, 6 insertions(+), 1 deletions(-)
man3/getpass.3 +6 -2
index d363ec4..d07a323 100644
@@ -20,7 +20,7 @@
 .\" Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111,
 .\" USA.
 .\"
-.TH GETPASS 3  2010-09-20 "Linux" "Linux Programmer's Manual"
+.TH GETPASS 3  2011-09-06 "Linux" "Linux Programmer's Manual"
 .SH NAME
 getpass \- get a password
 .SH SYNOPSIS
@@ -86,6 +86,11 @@ The process does not have a controlling terminal.
 .\" A
 .\" .BR getpass ()
 .\" function appeared in Version 7 AT&T UNIX.
+.SH ATTRIBUTES
+.SS Multithreading (see pthreads(7))
+The
+.BR getpass ()
+function is not thread-safe.
 .SH "CONFORMING TO"
 Present in SUSv2, but marked LEGACY.
 Removed in POSIX.1-2001.
--

1.7.1

--
Best Regards,
Peng Haitao

Signature · 7 lines
Michael Kerrisk
Linux man-pages maintainer; http://www.kernel.org/doc/man-pages/
Author of "The Linux Programming Interface"; http://man7.org/tlpi/
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