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-rw-r--r--shell/shell_common.c28
1 files changed, 16 insertions, 12 deletions
diff --git a/shell/shell_common.c b/shell/shell_common.c
index 686c18f..a992682 100644
--- a/shell/shell_common.c
+++ b/shell/shell_common.c
@@ -354,22 +354,22 @@ static const struct limits limits_tbl[] = {
{ RLIMIT_CORE, 9, "core file size (blocks)" }, // -c
#endif
#ifdef RLIMIT_RSS
- { RLIMIT_RSS, 10, "resident set size (kb)" }, // -m
+ { RLIMIT_RSS, 10, "max memory size (kb)" }, // -m
#endif
#ifdef RLIMIT_MEMLOCK
- { RLIMIT_MEMLOCK, 10, "locked memory (kb)" }, // -l
+ { RLIMIT_MEMLOCK, 10, "max locked memory (kb)" }, // -l
#endif
#ifdef RLIMIT_NPROC
- { RLIMIT_NPROC, 0, "processes" }, // -p
+ { RLIMIT_NPROC, 0, "max user processes" }, // -u
#endif
#ifdef RLIMIT_NOFILE
- { RLIMIT_NOFILE, 0, "file descriptors" }, // -n
+ { RLIMIT_NOFILE, 0, "open files" }, // -n
#endif
#ifdef RLIMIT_AS
- { RLIMIT_AS, 10, "address space (kb)" }, // -v
+ { RLIMIT_AS, 10, "virtual memory (kb)" }, // -v
#endif
#ifdef RLIMIT_LOCKS
- { RLIMIT_LOCKS, 0, "locks" }, // -w
+ { RLIMIT_LOCKS, 0, "file locks" }, // -x
#endif
#ifdef RLIMIT_NICE
{ RLIMIT_NICE, 0, "scheduling priority" }, // -e
@@ -378,6 +378,10 @@ static const struct limits limits_tbl[] = {
{ RLIMIT_RTPRIO, 0, "real-time priority" }, // -r
#endif
};
+// bash also has these:
+//pending signals (-i) 61858 //RLIMIT_SIGPENDING
+//pipe size (512 bytes, -p) 8
+//POSIX message queues (bytes, -q) 819200 //RLIMIT_MSGQUEUE
static const char limit_chars[] ALIGN1 =
"f"
@@ -400,7 +404,7 @@ static const char limit_chars[] ALIGN1 =
"l"
#endif
#ifdef RLIMIT_NPROC
- "p"
+ "u"
#endif
#ifdef RLIMIT_NOFILE
"n"
@@ -409,7 +413,7 @@ static const char limit_chars[] ALIGN1 =
"v"
#endif
#ifdef RLIMIT_LOCKS
- "w"
+ "x"
#endif
#ifdef RLIMIT_NICE
"e"
@@ -441,7 +445,7 @@ static const char ulimit_opt_string[] ALIGN1 = "-HSa"
"l::"
#endif
#ifdef RLIMIT_NPROC
- "p::"
+ "u::"
#endif
#ifdef RLIMIT_NOFILE
"n::"
@@ -450,7 +454,7 @@ static const char ulimit_opt_string[] ALIGN1 = "-HSa"
"v::"
#endif
#ifdef RLIMIT_LOCKS
- "w::"
+ "x::"
#endif
#ifdef RLIMIT_NICE
"e::"
@@ -571,7 +575,7 @@ shell_builtin_ulimit(char **argv)
if (opts & OPT_all) {
for (i = 0; i < ARRAY_SIZE(limits_tbl); i++) {
getrlimit(limits_tbl[i].cmd, &limit);
- printf("-%c: %-30s ", limit_chars[i], limits_tbl[i].name);
+ printf("%-32s(-%c) ", limits_tbl[i].name, limit_chars[i]);
printlim(opts, &limit, &limits_tbl[i]);
}
return EXIT_SUCCESS;
@@ -604,7 +608,7 @@ shell_builtin_ulimit(char **argv)
getrlimit(limits_tbl[i].cmd, &limit);
if (!val_str) {
if (opt_cnt > 1)
- printf("-%c: %-30s ", limit_chars[i], limits_tbl[i].name);
+ printf("%-32s(-%c) ", limits_tbl[i].name, limit_chars[i]);
printlim(opts, &limit, &limits_tbl[i]);
} else {
rlim_t val = RLIM_INFINITY;