General Unicode support is tweaked to expose unicode_status. function old new delta init_unicode - 77 +77 write2stdout - 19 +19 adjust_column 68 71 +3 unicode_status - 1 +1 unicode_is_enabled 1 - -1 grep_main 780 773 -7 fold_main 619 552 -67 check_unicode_in_env 77 - -77 ------------------------------------------------------------------------------ (add/remove: 3/2 grow/shrink: 1/2 up/down: 100/-152) Total: -52 bytes Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
		
			
				
	
	
		
			97 lines
		
	
	
		
			2.7 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			97 lines
		
	
	
		
			2.7 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
| /* vi: set sw=4 ts=4: */
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| /*
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|  * Mini lsmod implementation for busybox
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|  *
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|  * Copyright (C) 1999-2004 by Erik Andersen <andersen@codepoet.org>
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|  * Copyright (C) 2008 by Vladimir Dronnikov <dronnikov@gmail.com>
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|  *
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|  * Licensed under GPLv2 or later, see file LICENSE in this tarball for details.
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|  */
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| #include "libbb.h"
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| #include "unicode.h"
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| 
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| #if ENABLE_FEATURE_CHECK_TAINTED_MODULE
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| enum {
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| 	TAINT_PROPRIETORY_MODULE = (1 << 0),
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| 	TAINT_FORCED_MODULE      = (1 << 1),
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| 	TAINT_UNSAFE_SMP         = (1 << 2),
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| };
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| 
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| static void check_tainted(void)
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| {
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| 	int tainted = 0;
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| 	char *buf = xmalloc_open_read_close("/proc/sys/kernel/tainted", NULL);
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| 	if (buf) {
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| 		tainted = atoi(buf);
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| 		if (ENABLE_FEATURE_CLEAN_UP)
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| 			free(buf);
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| 	}
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| 
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| 	if (tainted) {
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| 		printf("    Tainted: %c%c%c\n",
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| 				tainted & TAINT_PROPRIETORY_MODULE      ? 'P' : 'G',
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| 				tainted & TAINT_FORCED_MODULE           ? 'F' : ' ',
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| 				tainted & TAINT_UNSAFE_SMP              ? 'S' : ' ');
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| 	} else {
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| 		puts("    Not tainted");
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| 	}
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| }
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| #else
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| static void check_tainted(void) { putchar('\n'); }
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| #endif
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| 
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| int lsmod_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
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| int lsmod_main(int argc UNUSED_PARAM, char **argv UNUSED_PARAM)
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| {
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| #if ENABLE_FEATURE_LSMOD_PRETTY_2_6_OUTPUT
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| 	char *token[4];
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| 	parser_t *parser = config_open("/proc/modules");
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| # if ENABLE_FEATURE_ASSUME_UNICODE
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| 	size_t name_len;
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| # endif
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| 	init_unicode();
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| 
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| 	printf("%-24sSize  Used by", "Module");
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| 	check_tainted();
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| 
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| 	if (ENABLE_FEATURE_2_4_MODULES
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| 	 && get_linux_version_code() < KERNEL_VERSION(2,6,0)
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| 	) {
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| 		while (config_read(parser, token, 4, 3, "# \t", PARSE_NORMAL)) {
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| 			if (token[3] != NULL && token[3][0] == '[') {
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| 				token[3]++;
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| 				token[3][strlen(token[3])-1] = '\0';
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| 			} else
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| 				token[3] = (char *) "";
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| # if ENABLE_FEATURE_ASSUME_UNICODE
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| 			name_len = bb_mbstrlen(token[0]);
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| 			name_len = (name_len > 19) ? 0 : 19 - name_len;
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| 			printf("%s%*s %8s %2s %s\n", token[0], name_len, "", token[1], token[2], token[3]);
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| # else
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| 			printf("%-19s %8s %2s %s\n", token[0], token[1], token[2], token[3]);
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| # endif
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| 		}
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| 	} else {
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| 		while (config_read(parser, token, 4, 4, "# \t", PARSE_NORMAL & ~PARSE_GREEDY)) {
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| 			// N.B. token[3] is either '-' (module is not used by others)
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| 			// or comma-separated list ended by comma
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| 			// so trimming the trailing char is just what we need!
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| 			token[3][strlen(token[3])-1] = '\0';
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| # if ENABLE_FEATURE_ASSUME_UNICODE
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| 			name_len = bb_mbstrlen(token[0]);
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| 			name_len = (name_len > 19) ? 0 : 19 - name_len;
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| 			printf("%s%*s %8s %2s %s\n", token[0], name_len, "", token[1], token[2], token[3]);
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| # else
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| 			printf("%-19s %8s %2s %s\n", token[0], token[1], token[2], token[3]);
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| # endif
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| 		}
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| 	}
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| 	if (ENABLE_FEATURE_CLEAN_UP)
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| 		config_close(parser);
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| #else
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| 	check_tainted();
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| 	xprint_and_close_file(xfopen_for_read("/proc/modules"));
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| #endif
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| 	return EXIT_SUCCESS;
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| }
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