diff options
| -rw-r--r-- | shell/shell_common.c | 77 |
1 files changed, 59 insertions, 18 deletions
diff --git a/shell/shell_common.c b/shell/shell_common.c index a935339..12c4a07 100644 --- a/shell/shell_common.c +++ b/shell/shell_common.c @@ -322,52 +322,91 @@ shell_builtin_read(struct builtin_read_params *params) struct limits { uint8_t cmd; /* RLIMIT_xxx fit into it */ uint8_t factor_shift; /* shift by to get rlim_{cur,max} values */ - const char *name; }; static const struct limits limits_tbl[] = { - { RLIMIT_CORE, 9, "core file size (blocks)" }, // -c - { RLIMIT_DATA, 10, "data seg size (kb)" }, // -d - { RLIMIT_NICE, 0, "scheduling priority" }, // -e - { RLIMIT_FSIZE, 9, "file size (blocks)" }, // -f + { RLIMIT_CORE, 9, }, // -c + { RLIMIT_DATA, 10, }, // -d + { RLIMIT_NICE, 0, }, // -e + { RLIMIT_FSIZE, 9, }, // -f #define LIMIT_F_IDX 3 #ifdef RLIMIT_SIGPENDING - { RLIMIT_SIGPENDING, 0, "pending signals" }, // -i + { RLIMIT_SIGPENDING, 0, }, // -i #endif #ifdef RLIMIT_MEMLOCK - { RLIMIT_MEMLOCK, 10, "max locked memory (kb)" }, // -l + { RLIMIT_MEMLOCK, 10, }, // -l #endif #ifdef RLIMIT_RSS - { RLIMIT_RSS, 10, "max memory size (kb)" }, // -m + { RLIMIT_RSS, 10, }, // -m #endif #ifdef RLIMIT_NOFILE - { RLIMIT_NOFILE, 0, "open files" }, // -n + { RLIMIT_NOFILE, 0, }, // -n #endif #ifdef RLIMIT_MSGQUEUE - { RLIMIT_MSGQUEUE, 0, "POSIX message queues (bytes)" }, // -q + { RLIMIT_MSGQUEUE, 0, }, // -q #endif #ifdef RLIMIT_RTPRIO - { RLIMIT_RTPRIO, 0, "real-time priority" }, // -r + { RLIMIT_RTPRIO, 0, }, // -r #endif #ifdef RLIMIT_STACK - { RLIMIT_STACK, 10, "stack size (kb)" }, // -s + { RLIMIT_STACK, 10, }, // -s #endif #ifdef RLIMIT_CPU - { RLIMIT_CPU, 0, "cpu time (seconds)" }, // -t + { RLIMIT_CPU, 0, }, // -t #endif #ifdef RLIMIT_NPROC - { RLIMIT_NPROC, 0, "max user processes" }, // -u + { RLIMIT_NPROC, 0, }, // -u #endif #ifdef RLIMIT_AS - { RLIMIT_AS, 10, "virtual memory (kb)" }, // -v + { RLIMIT_AS, 10, }, // -v #endif #ifdef RLIMIT_LOCKS - { RLIMIT_LOCKS, 0, "file locks" }, // -x + { RLIMIT_LOCKS, 0, }, // -x #endif }; // bash also shows: //pipe size (512 bytes, -p) 8 +static const char limits_help[] ALIGN1 = + "core file size (blocks)" // -c + "\0""data seg size (kb)" // -d + "\0""scheduling priority" // -e + "\0""file size (blocks)" // -f +#ifdef RLIMIT_SIGPENDING + "\0""pending signals" // -i +#endif +#ifdef RLIMIT_MEMLOCK + "\0""max locked memory (kb)" // -l +#endif +#ifdef RLIMIT_RSS + "\0""max memory size (kb)" // -m +#endif +#ifdef RLIMIT_NOFILE + "\0""open files" // -n +#endif +#ifdef RLIMIT_MSGQUEUE + "\0""POSIX message queues (bytes)" // -q +#endif +#ifdef RLIMIT_RTPRIO + "\0""real-time priority" // -r +#endif +#ifdef RLIMIT_STACK + "\0""stack size (kb)" // -s +#endif +#ifdef RLIMIT_CPU + "\0""cpu time (seconds)" // -t +#endif +#ifdef RLIMIT_NPROC + "\0""max user processes" // -u +#endif +#ifdef RLIMIT_AS + "\0""virtual memory (kb)" // -v +#endif +#ifdef RLIMIT_LOCKS + "\0""file locks" // -x +#endif +; + static const char limit_chars[] ALIGN1 = "c" "d" @@ -558,10 +597,12 @@ shell_builtin_ulimit(char **argv) if (!(opts & (OPT_hard | OPT_soft))) opts |= (OPT_hard | OPT_soft); if (opts & OPT_all) { + const char *help = limits_help; for (i = 0; i < ARRAY_SIZE(limits_tbl); i++) { getrlimit(limits_tbl[i].cmd, &limit); - printf("%-32s(-%c) ", limits_tbl[i].name, limit_chars[i]); + printf("%-32s(-%c) ", help, limit_chars[i]); printlim(opts, &limit, &limits_tbl[i]); + help += strlen(help) + 1; } return EXIT_SUCCESS; } @@ -592,7 +633,7 @@ shell_builtin_ulimit(char **argv) getrlimit(limits_tbl[i].cmd, &limit); if (!val_str) { if (opt_cnt > 1) - printf("%-32s(-%c) ", limits_tbl[i].name, limit_chars[i]); + printf("%-32s(-%c) ", nth_string(limits_help, i), limit_chars[i]); printlim(opts, &limit, &limits_tbl[i]); } else { rlim_t val = RLIM_INFINITY; |