Merge "Clean up toolbox runner slightly." (2d7c1cd9) · Commits · e / os / android_system_core

toolbox/Android.mk

+1 −1

Original line number	Diff line number	Diff line
		@@ -72,7 +72,7 @@ include $(BUILD_EXECUTABLE)
		$(LOCAL_PATH)/toolbox.c: $(intermediates)/tools.h

		TOOLS_H := $(intermediates)/tools.h
		$(TOOLS_H): PRIVATE_TOOLS := $(ALL_TOOLS)
		$(TOOLS_H): PRIVATE_TOOLS := toolbox $(ALL_TOOLS)
		$(TOOLS_H): PRIVATE_CUSTOM_TOOL = echo "/* file generated automatically */" > $@ ; for t in $(PRIVATE_TOOLS) ; do echo "TOOL($$t)" >> $@ ; done
		$(TOOLS_H): $(LOCAL_PATH)/Android.mk
		$(TOOLS_H):

toolbox/toolbox.c

+20 −33

Original line number	Diff line number	Diff line
		@@ -4,29 +4,14 @@
		#include <string.h>
		#include <unistd.h>

		int main(int, char **);

		static int toolbox_main(int argc, char **argv)
		{
		// "toolbox foo ..." is equivalent to "foo ..."
		if (argc > 1) {
		return main(argc - 1, argv + 1);
		} else {
		printf("Toolbox!\n");
		return 0;
		}
		}

		#define TOOL(name) int name##_main(int, char**);
		#include "tools.h"
		#undef TOOL

		static struct
		{
		static struct {
		const char* name;
		int (func)(int, char*);
		} tools[] = {
		{ "toolbox", toolbox_main },
		#define TOOL(name) { #name, name##_main },
		#include "tools.h"
		#undef TOOL
		@@ -40,28 +25,17 @@ static void SIGPIPE_handler(int signal) {
		_exit(0);
		}

		int main(int argc, char **argv)
		{
		int i;
		char *name = argv[0];

		int main(int argc, char** argv) {
		// Let's assume that none of this code handles broken pipes. At least ls,
		// ps, and top were broken (though I'd previously added this fix locally
		// to top). We exit rather than use SIG_IGN because tools like top will
		// just keep on writing to nowhere forever if we don't stop them.
		signal(SIGPIPE, SIGPIPE_handler);

		if((argc > 1) && (argv[1][0] == '@')) {
		name = argv[1] + 1;
		argc--;
		argv++;
		} else {
		char* cmd = strrchr(argv[0], '/');
		if (cmd)
		name = cmd + 1;
		}
		char* name = cmd ? (cmd + 1) : argv[0];

		for(i = 0; tools[i].name; i++){
		for (size_t i = 0; tools[i].name; i++) {
		if (!strcmp(tools[i].name, name)) {
		return tools[i].func(argc, argv);
		}
		@@ -70,3 +44,16 @@ int main(int argc, char **argv)
		printf("%s: no such tool\n", argv[0]);
		return -1;
		}

		int toolbox_main(int argc, char** argv) {
		// "toolbox foo ..." is equivalent to "foo ..."
		if (argc > 1) {
		return main(argc - 1, argv + 1);
		}

		// Plain "toolbox" lists the tools.
		for (size_t i = 1; tools[i].name; i++) {
		printf("%s%c", tools[i].name, tools[i+1].name ? ' ' : '\n');
		}
		return 0;
		}