diff options
Diffstat (limited to 'procps/free.c')
| -rw-r--r-- | procps/free.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/procps/free.c b/procps/free.c index 39594db..e6f130e 100644 --- a/procps/free.c +++ b/procps/free.c @@ -37,6 +37,14 @@ extern int free_main(int argc, char **argv) info.sharedram/=DIVISOR; info.bufferram/=DIVISOR; + if (argc > 1 && **(argv + 1) == '-') { + usage("free\n" +#ifndef BB_FEATURE_TRIVIAL_HELP + "\nDisplays the amount of free and used system memory\n" +#endif + ); + } + printf("%6s%13s%13s%13s%13s%13s\n", "", "total", "used", "free", "shared", "buffers"); |