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author | Dima Dorfman <dd@FreeBSD.org> | 2001-04-14 02:34:59 +0000 |
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committer | Dima Dorfman <dd@FreeBSD.org> | 2001-04-14 02:34:59 +0000 |
commit | 161897cfcbfe6b86a4749a2092a7fe30f75c37be (patch) | |
tree | a149ef3c2ec41a1badde822269eaa646d51edee7 /lib/libc/sys/getpgrp.2 | |
parent | d81349c6ddfc442763f14d853b0ad270f1789b1c (diff) | |
download | src-161897cfcbfe6b86a4749a2092a7fe30f75c37be.tar.gz src-161897cfcbfe6b86a4749a2092a7fe30f75c37be.zip |
Add ``RETURN VALUES'' and ``ERRORS'' sections since getpgid(2) can
fail. Also fix a minor grammar nit (it's -> its).
PR: 26520
Notes
Notes:
svn path=/head/; revision=75502
Diffstat (limited to 'lib/libc/sys/getpgrp.2')
-rw-r--r-- | lib/libc/sys/getpgrp.2 | 19 |
1 files changed, 18 insertions, 1 deletions
diff --git a/lib/libc/sys/getpgrp.2 b/lib/libc/sys/getpgrp.2 index 8e5670825ab3..11b0063fa5fe 100644 --- a/lib/libc/sys/getpgrp.2 +++ b/lib/libc/sys/getpgrp.2 @@ -76,6 +76,23 @@ and .Fn tcsetpgrp calls are used to get/set the process group of the control terminal. +.Sh RETURN VALUES +The +.Fn getpgrp +call always succeeds. +Upon successful completion, the +.Fn getpgid +call returns the process group of the specified process; +otherwise, it returns a value of \-1 and sets +.Va errno +to indicate the error. +.Sh ERRORS +.Fn getpgid +will succeed unless: +.Bl -tag -width Er +.It Bq Er ESRCH +there is no process whose process ID equals fo +.Fa pid .Sh SEE ALSO .Xr getsid 2 , .Xr setpgid 2 , @@ -87,7 +104,7 @@ function call appeared in .Bx 4.0 . The .Fn getpgid -function call is derived from it's usage in System V Release 4. +function call is derived from its usage in System V Release 4. .Sh STANDARDS The .Fn getpgrp |