ccan/ccan/tal/grab_file/_info

#include "config.h"
#include <stdio.h>
#include <string.h>

/**
 * tal/grab_file - file helper routines
 *
 * This contains simple functions for getting the contents of a file.
 *
 * Example:
 *	#include <err.h>
 *	#include <stdio.h>
 *	#include <string.h>
 *	#include <ccan/tal/grab_file/grab_file.h>
 *	#include <ccan/tal/tal.h> // for tal_free
 *
 *	int main(int argc, char *argv[])
 *	{
 *		char *file;
 *
 *		if (argc > 2)
 *			err(1, "Takes 0 or 1 arguments");
 *		file = grab_file(NULL, argv[1]);
 *		if (!file)
 *			err(1, "Could not read file %s", argv[1]);
 *		if (strlen(file)+1 != tal_count(file))
 *			printf("File contains NUL characters\n");
 *		else if (tal_count(file) == 1)
 *			printf("File contains nothing\n");
 *		else if (strchr(file, '\n'))
 *			printf("File contains multiple lines\n");
 *		else
 *			printf("File contains one line\n");
 *		tal_free(file);
 *
 *		return 0;
 *	}
 *
 * License: LGPL (v2.1 or any later version)
 * Author: Rusty Russell <rusty@rustcorp.com.au>
 */
int main(int argc, char *argv[])
{
	if (argc != 2)
		return 1;

	if (strcmp(argv[1], "depends") == 0) {
		printf("ccan/tal\n");
		printf("ccan/noerr\n");
		return 0;
	}
	if (strcmp(argv[1], "testdepends") == 0) {
		printf("ccan/tal/str\n");
		return 0;
	}

	return 1;
}