72089cf6b4
Those two spaces after tab have no effect, and always a nuisance when editing. Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
65 lines
2.0 KiB
C
65 lines
2.0 KiB
C
/* vi: set sw=4 ts=4: */
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/* This file was released into the public domain by Paul Fox.
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*/
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//config:config BBCONFIG
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//config: bool "bbconfig (9.7 kb)"
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//config: default n
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//config: help
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//config: The bbconfig applet will print the config file with which
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//config: busybox was built.
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//config:
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//config:config FEATURE_COMPRESS_BBCONFIG
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//config: bool "Compress bbconfig data"
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//config: default y
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//config: depends on BBCONFIG
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//config: help
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//config: Store bbconfig data in compressed form, uncompress them on-the-fly
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//config: before output.
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//config:
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//config: If you have a really tiny busybox with few applets enabled (and
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//config: bunzip2 isn't one of them), the overhead of the decompressor might
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//config: be noticeable. Also, if you run executables directly from ROM
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//config: and have very little memory, this might not be a win. Otherwise,
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//config: you probably want this.
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//applet:IF_BBCONFIG(APPLET(bbconfig, BB_DIR_BIN, BB_SUID_DROP))
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//kbuild:lib-$(CONFIG_BBCONFIG) += bbconfig.o
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//usage:#define bbconfig_trivial_usage
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//usage: ""
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//usage:#define bbconfig_full_usage "\n\n"
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//usage: "Print the config file used by busybox build"
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#include "libbb.h"
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#include "bbconfigopts.h"
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#if ENABLE_FEATURE_COMPRESS_BBCONFIG
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# include "bb_archive.h"
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# include "bbconfigopts_bz2.h"
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#endif
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int bbconfig_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
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int bbconfig_main(int argc UNUSED_PARAM, char **argv UNUSED_PARAM)
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{
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#if ENABLE_FEATURE_COMPRESS_BBCONFIG
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bunzip_data *bd;
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int i = start_bunzip(&bd,
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/* src_fd: */ -1,
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/* inbuf: */ bbconfig_config_bz2,
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/* len: */ sizeof(bbconfig_config_bz2));
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/* read_bunzip can longjmp to start_bunzip, and ultimately
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* end up here with i != 0 on read data errors! Not trivial */
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if (!i) {
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/* Cannot use xmalloc: will leak bd in NOFORK case! */
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char *outbuf = malloc_or_warn(sizeof(bbconfig_config));
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if (outbuf) {
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read_bunzip(bd, outbuf, sizeof(bbconfig_config));
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full_write1_str(outbuf);
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}
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}
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#else
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full_write1_str(bbconfig_config);
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#endif
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return 0;
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}
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