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Ripped from Fedora
Add support for RLIMIT_NICE/RLIMIT_RTPRIO and add missing documentation
for many other options
--- builtins/ulimit.def
+++ builtins/ulimit.def
@@ -24,7 +24,7 @@
$BUILTIN ulimit
$FUNCTION ulimit_builtin
$DEPENDS_ON !_MINIX
-$SHORT_DOC ulimit [-SHacdfilmnpqstuvx] [limit]
+$SHORT_DOC ulimit [-SHacdefilmnpqrstuvx] [limit]
Ulimit provides control over the resources available to processes
started by the shell, on systems that allow such control. If an
option is given, it is interpreted as follows:
@@ -34,18 +34,20 @@
-a all current limits are reported
-c the maximum size of core files created
-d the maximum size of a process's data segment
+ -e the maximum scheduling priority (`nice')
-f the maximum size of files created by the shell
- -i the maximum number of pending signals
+ -i the maximum number of pending signals
-l the maximum size a process may lock into memory
-m the maximum resident set size
-n the maximum number of open file descriptors
-p the pipe buffer size
- -q the maximum number of bytes in POSIX message queues
+ -q the maximum number of bytes in POSIX message queues
+ -r the maximum rt priority
-s the maximum stack size
-t the maximum amount of cpu time in seconds
-u the maximum number of user processes
-v the size of virtual memory
- -x the maximum number of file locks
+ -x the maximum number of file locks
If LIMIT is given, it is the new value of the specified resource;
the special LIMIT values `soft', `hard', and `unlimited' stand for
@@ -202,6 +204,9 @@
#ifdef RLIMIT_DATA
{ 'd', RLIMIT_DATA, 1024, "data seg size", "kbytes" },
#endif
+#ifdef RLIMIT_NICE
+ { 'e', RLIMIT_NICE, 1, "max nice", (char *)NULL},
+#endif
{ 'f', RLIMIT_FILESIZE, 1024, "file size", "blocks" },
#ifdef RLIMIT_SIGPENDING
{ 'i', RLIMIT_SIGPENDING, 1, "pending signals", (char *)NULL },
@@ -217,6 +222,9 @@
#ifdef RLIMIT_MSGQUEUE
{ 'q', RLIMIT_MSGQUEUE, 1, "POSIX message queues", "bytes" },
#endif
+#ifdef RLIMIT_RTPRIO
+ { 'r', RLIMIT_RTPRIO, 1, "max rt priority", (char *)NULL},
+#endif
#ifdef RLIMIT_STACK
{ 's', RLIMIT_STACK, 1024, "stack size", "kbytes" },
#endif
--- doc/bashref.texi
+++ doc/bashref.texi
@@ -3833,7 +3833,7 @@
@item ulimit
@btindex ulimit
@example
-ulimit [-acdfilmnpqstuvxSH] [@var{limit}]
+ulimit [-acdefilmnpqrstuvxSH] [@var{limit}]
@end example
@code{ulimit} provides control over the resources available to processes
started by the shell, on systems that allow such control. If an
@@ -3854,6 +3854,9 @@
@item -d
The maximum size of a process's data segment.
+@item -e
+The maximum scheduling priority.
+
@item -f
The maximum size of files created by the shell.
@@ -3875,6 +3878,9 @@
@item -q
The maximum number of bytes in POSIX message queues.
+@item -r
+The maximum RT priority.
+
@item -s
The maximum stack size.
--- doc/bash.1
+++ doc/bash.1
@@ -8490,7 +8490,7 @@
returns true if any of the arguments are found, false if
none are found.
.TP
-\fBulimit\fP [\fB\-SHacdfilmnpqstuvx\fP [\fIlimit\fP]]
+\fBulimit\fP [\fB\-SHacdefilmnpqrstuvx\fP [\fIlimit\fP]]
Provides control over the resources available to the shell and to
processes started by it, on systems that allow such control.
The \fB\-H\fP and \fB\-S\fP options specify that the hard or soft limit is
@@ -8526,6 +8526,9 @@
.B \-d
The maximum size of a process's data segment
.TP
+.B \-e
+The maximum scheduling priority (`nice')
+.TP
.B \-f
The maximum size of files created by the shell
.TP
@@ -8548,6 +8551,9 @@
.B \-q
The maximum number of bytes in POSIX message queues
.TP
+.B \-r
+The maximum rt priority
+.TP
.B \-s
The maximum stack size
.TP
|
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