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Ripped from Fedora
--- bash-3.0/builtins/ulimit.def
+++ bash-3.0/builtins/ulimit.def
@@ -34,15 +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
-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
+ -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
If LIMIT is given, it is the new value of the specified resource;
the special LIMIT values `soft', `hard', and `unlimited' stand for
@@ -199,7 +204,13 @@
#ifdef RLIMIT_DATA
{ 'd', RLIMIT_DATA, 1024, "data seg size", "kbytes" },
#endif
+#ifdef RLIMIT_NICE
+ { 'e', RLIMIT_NICE, 1, "max nice", (char *)NULL},
+#endif /* RLIMIT_NICE */
{ 'f', RLIMIT_FILESIZE, 1024, "file size", "blocks" },
+#ifdef RLIMIT_SIGPENDING
+ { 'i', RLIMIT_SIGPENDING, 1, "pending signals", (char *)NULL},
+#endif
#ifdef RLIMIT_MEMLOCK
{ 'l', RLIMIT_MEMLOCK, 1024, "max locked memory", "kbytes" },
#endif
@@ -208,6 +219,12 @@
#endif /* RLIMIT_RSS */
{ 'n', RLIMIT_OPENFILES, 1, "open files", (char *)NULL},
{ 'p', RLIMIT_PIPESIZE, 512, "pipe size", "512 bytes" },
+#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 /* RLIMIT_RTPRIO */
#ifdef RLIMIT_STACK
{ 's', RLIMIT_STACK, 1024, "stack size", "kbytes" },
#endif
@@ -221,6 +238,9 @@
#ifdef RLIMIT_SWAP
{ 'w', RLIMIT_SWAP, 1024, "swap size", "kbytes" },
#endif
+#ifdef RLIMIT_LOCKS
+ { 'x', RLIMIT_LOCKS, 1, "file locks", (char *)NULL},
+#endif
{ -1, -1, -1, (char *)NULL, (char *)NULL }
};
#define NCMDS (sizeof(limits) / sizeof(limits[0]))
@@ -647,11 +667,11 @@
for (i = 0; limits[i].option > 0; i++)
{
- if (get_limit (i, &softlim, &hardlim) < 0)
+ if (get_limit (i, &softlim, &hardlim) == 0)
+ printone (i, (mode & LIMIT_SOFT) ? softlim : hardlim, 1);
+ else if (errno != EINVAL)
builtin_error ("%s: cannot get limit: %s", limits[i].description,
strerror (errno));
- else
- printone (i, (mode & LIMIT_SOFT) ? softlim : hardlim, 1);
}
}
@@ -670,7 +690,7 @@
else
sprintf (unitstr, "(-%c) ", limits[limind].option);
- printf ("%-18s %16s", limits[limind].description, unitstr);
+ printf ("%-20s %16s", limits[limind].description, unitstr);
}
if (curlim == RLIM_INFINITY)
puts ("unlimited");
--- bash-3.0/doc/bashref.texi
+++ bash-3.0/doc/bashref.texi
@@ -3793,7 +3793,7 @@
@item ulimit
@btindex ulimit
@example
-ulimit [-acdflmnpstuvSH] [@var{limit}]
+ulimit [-acdeflmnpqrstuvxSH] [@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
@@ -3814,9 +3814,15 @@
@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.
+@item -i
+The maximum number of pending signals.
+
@item -l
The maximum size that may be locked into memory.
@@ -3829,6 +3835,12 @@
@item -p
The pipe buffer size.
+@item -q
+The maximum number of bytes in POSIX message queues.
+
+@item -r
+The maximum RT priority.
+
@item -s
The maximum stack size.
@@ -3841,6 +3853,9 @@
@item -v
The maximum amount of virtual memory available to the process.
+@item -x
+The maximum amount of file locks.
+
@end table
If @var{limit} is given, it is the new value of the specified resource;
--- bash-3.0/doc/bash.1
+++ bash-3.0/doc/bash.1
@@ -8362,7 +8362,7 @@
returns true if any of the arguments are found, false if
none are found.
.TP
-\fBulimit\fP [\fB\-SHacdflmnpstuv\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
@@ -8398,9 +8398,15 @@
.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
+.B \-i
+The maximum number of pending signals
+.TP
.B \-l
The maximum size that may be locked into memory
.TP
@@ -8414,6 +8420,12 @@
.B \-p
The pipe size in 512-byte blocks (this may not be set)
.TP
+.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
@@ -8425,6 +8437,9 @@
.TP
.B \-v
The maximum amount of virtual memory available to the shell
+.TP
+.B \-x
+The maximum number of file locks
.PD
.PP
If
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