diff options
author | pjd <pjd@FreeBSD.org> | 2013-08-18 20:11:34 +0000 |
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committer | pjd <pjd@FreeBSD.org> | 2013-08-18 20:11:34 +0000 |
commit | b717fb9f083afdfbc50a14ced6ddc971ca583f02 (patch) | |
tree | 37987e56c42c803d239a91e0492707926feb0d7a /lib/libc/gen | |
parent | ab20de7f07aa70c9e4f011a7080d656e3bbc7397 (diff) | |
download | FreeBSD-src-b717fb9f083afdfbc50a14ced6ddc971ca583f02.zip FreeBSD-src-b717fb9f083afdfbc50a14ced6ddc971ca583f02.tar.gz |
Implement fdclosedir(3) function, which is equivalent to the closedir(3)
function, but returns directory file descriptor instead of closing it.
Submitted by: Mariusz Zaborski <oshogbo@FreeBSD.org>
Sponsored by: Google Summer of Code 2013
Diffstat (limited to 'lib/libc/gen')
-rw-r--r-- | lib/libc/gen/Symbol.map | 1 | ||||
-rw-r--r-- | lib/libc/gen/closedir.c | 11 | ||||
-rw-r--r-- | lib/libc/gen/directory.3 | 15 |
3 files changed, 24 insertions, 3 deletions
diff --git a/lib/libc/gen/Symbol.map b/lib/libc/gen/Symbol.map index e9e645e..5885420 100644 --- a/lib/libc/gen/Symbol.map +++ b/lib/libc/gen/Symbol.map @@ -384,6 +384,7 @@ FBSD_1.3 { clock_getcpuclockid; dirfd; dup3; + fdclosedir; fdlopen; __FreeBSD_libc_enter_restricted_mode; getcontextx; diff --git a/lib/libc/gen/closedir.c b/lib/libc/gen/closedir.c index 4b520cc..88ded37 100644 --- a/lib/libc/gen/closedir.c +++ b/lib/libc/gen/closedir.c @@ -49,7 +49,7 @@ __FBSDID("$FreeBSD$"); * close a directory. */ int -closedir(DIR *dirp) +fdclosedir(DIR *dirp) { int fd; @@ -65,5 +65,12 @@ closedir(DIR *dirp) _pthread_mutex_destroy(&dirp->dd_lock); } free((void *)dirp); - return(_close(fd)); + return (fd); +} + +int +closedir(DIR *dirp) +{ + + return (_close(fdclosedir(dirp))); } diff --git a/lib/libc/gen/directory.3 b/lib/libc/gen/directory.3 index 0fd5bba..4573d45 100644 --- a/lib/libc/gen/directory.3 +++ b/lib/libc/gen/directory.3 @@ -28,7 +28,7 @@ .\" @(#)directory.3 8.1 (Berkeley) 6/4/93 .\" $FreeBSD$ .\" -.Dd July 5, 2012 +.Dd August 18, 2013 .Dt DIRECTORY 3 .Os .Sh NAME @@ -40,6 +40,7 @@ .Nm seekdir , .Nm rewinddir , .Nm closedir , +.Nm fdclosedir , .Nm dirfd .Nd directory operations .Sh LIBRARY @@ -64,6 +65,8 @@ .Ft int .Fn closedir "DIR *dirp" .Ft int +.Fn fdclosedir "DIR *dirp" +.Ft int .Fn dirfd "DIR *dirp" .Sh DESCRIPTION The @@ -208,6 +211,13 @@ On failure, \-1 is returned and the global variable is set to indicate the error. .Pp The +.Fn fdclosedir +function is equivalent to the +.Fn closedir +function except that this function returns directory file descriptor instead of +closing it. +.Pp +The .Fn dirfd function returns the integer file descriptor associated with the named @@ -252,6 +262,9 @@ The .Fn fdopendir function appeared in .Fx 8.0 . +.Fn fdclosedir +function appeared in +.Fx 10.0 . .Sh BUGS The invalidation of .Fn telldir |