Mercurial > hg > toybox
view toys/other/lsmod.c @ 1189:95ae2805622f draft
Add Szabolcs Nagy's deflate/inflate code from git://git.suckless.org/flate
Confirmed with him on IRC it's ok to use under toybox license, glued the files
together and hammered square peg into round hole, no other changes yet.
author | Rob Landley <rob@landley.net> |
---|---|
date | Fri, 31 Jan 2014 06:01:30 -0600 |
parents | 786841fdb1e0 |
children | 57f2a26fa92c |
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/* lsmod.c - Show the status of modules in the kernel * * Copyright 2012 Elie De Brauwer <eliedebrauwer@gmail.com> USE_LSMOD(NEWTOY(lsmod, NULL, TOYFLAG_BIN)) config LSMOD bool "lsmod" default y help usage: lsmod Display the currently loaded modules, their sizes and their dependencies. */ #include "toys.h" void lsmod_main(void) { char *modfile = "/proc/modules"; FILE * file = xfopen(modfile, "r"); xprintf("%-23s Size Used by\n", "Module"); while (fgets(toybuf, sizeof(toybuf), file)) { char *name = strtok(toybuf, " "), *size = strtok(NULL, " "), *refcnt = strtok(NULL, " "), *users = strtok(NULL, " "); if(users) { int len = strlen(users)-1; if (users[len] == ',' || users[len] == '-') users[len] = 0; xprintf("%-19s %8s %s %s\n", name, size, refcnt, users); } else perror_exit("bad %s", modfile); } fclose(file); }