1/* vi: set sw=4 ts=4: */ 2/* 3 * This file was released into the public domain by Paul Fox. 4 */ 5//config:config BBCONFIG 6//config: bool "bbconfig (9.7 kb)" 7//config: default n 8//config: help 9//config: The bbconfig applet will print the config file with which 10//config: busybox was built. 11//config: 12//config:config FEATURE_COMPRESS_BBCONFIG 13//config: bool "Compress bbconfig data" 14//config: default y 15//config: depends on BBCONFIG 16//config: help 17//config: Store bbconfig data in compressed form, uncompress them on-the-fly 18//config: before output. 19//config: 20//config: If you have a really tiny busybox with few applets enabled (and 21//config: bunzip2 isn't one of them), the overhead of the decompressor might 22//config: be noticeable. Also, if you run executables directly from ROM 23//config: and have very little memory, this might not be a win. Otherwise, 24//config: you probably want this. 25 26//applet:IF_BBCONFIG(APPLET(bbconfig, BB_DIR_BIN, BB_SUID_DROP)) 27 28//kbuild:lib-$(CONFIG_BBCONFIG) += bbconfig.o 29 30//usage:#define bbconfig_trivial_usage 31//usage: "" 32//usage:#define bbconfig_full_usage "\n\n" 33//usage: "Print the config file used by busybox build" 34 35#include "libbb.h" 36#include "bbconfigopts.h" 37#if ENABLE_FEATURE_COMPRESS_BBCONFIG 38# include "bb_archive.h" 39# include "bbconfigopts_bz2.h" 40#endif 41 42int bbconfig_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE; 43int bbconfig_main(int argc UNUSED_PARAM, char **argv UNUSED_PARAM) 44{ 45#if ENABLE_FEATURE_COMPRESS_BBCONFIG 46 const char *outbuf = unpack_bz2_data(bbconfig_config_bz2, 47 sizeof(bbconfig_config_bz2), sizeof(bbconfig_config)); 48 if (outbuf) { 49 full_write1_str(outbuf); 50 } 51#else 52 full_write1_str(bbconfig_config); 53#endif 54 return 0; 55} 56