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- add option to suppress the terse usage messages. Saves 6.8k for defconfig:

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text	   data	    bss	    dec	    hex	filename
 861791	  11264	1039140	1912195	 1d2d83	busybox.have-terse-usage
 854799	  11264	1039140	1905203	 1d1233	busybox.no-terse
This commit is contained in:
Bernhard Reutner-Fischer 2006-03-31 18:43:55 +00:00
parent 2766eedde8
commit 81901a096c
2 changed files with 14 additions and 0 deletions
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10
Config.in
View File

@ -37,9 +37,19 @@ config CONFIG_FEATURE_BUFFERS_GO_IN_BSS
endchoice endchoice
config CONFIG_SHOW_USAGE
bool "Show terse applet usage messages"
default y
help
All BusyBox applets will show help messages when invoked with
wrong arguments. You can turn off printing these terse usage
messages if you say no here.
This will save you up to 7k.
config CONFIG_FEATURE_VERBOSE_USAGE config CONFIG_FEATURE_VERBOSE_USAGE
bool "Show verbose applet usage messages" bool "Show verbose applet usage messages"
default n default n
select CONFIG_SHOW_USAGE
help help
All BusyBox applets will show more verbose help messages when All BusyBox applets will show more verbose help messages when
busybox is invoked with --help. This will add a lot of text to the busybox is invoked with --help. This will add a lot of text to the

4
applets/applets.c
View File

@ -32,6 +32,7 @@
#include <assert.h> #include <assert.h>
#include "busybox.h" #include "busybox.h"
#if ENABLE_SHOW_USAGE
const char usage_messages[] = const char usage_messages[] =
#define MAKE_USAGE #define MAKE_USAGE
@ -42,6 +43,7 @@ const char usage_messages[] =
; ;
#undef MAKE_USAGE #undef MAKE_USAGE
#endif /* ENABLE_SHOW_USAGE */
#undef APPLET #undef APPLET
#undef APPLET_NOUSAGE #undef APPLET_NOUSAGE
#undef PROTOTYPES #undef PROTOTYPES
@ -407,6 +409,7 @@ static void check_suid (struct BB_applet *applet)
void bb_show_usage (void) void bb_show_usage (void)
{ {
#if ENABLE_SHOW_USAGE
const char *format_string; const char *format_string;
const char *usage_string = usage_messages; const char *usage_string = usage_messages;
int i; int i;
@ -422,6 +425,7 @@ void bb_show_usage (void)
format_string = "%s\n\nNo help available.\n\n"; format_string = "%s\n\nNo help available.\n\n";
fprintf (stderr, format_string, bb_msg_full_version, applet_using->name, fprintf (stderr, format_string, bb_msg_full_version, applet_using->name,
usage_string); usage_string);
#endif /* ENABLE_SHOW_USAGE */
exit (bb_default_error_retval); exit (bb_default_error_retval);
} }