Загрузить файлы в «src»

src/touch.c

@@ -0,0 +1,42 @@
+#include <fcntl.h>
+#include <unistd.h>
+#include <utime.h>
+
+#include <errno.h>
+#include <stdio.h>
+#include <string.h>
+#include <time.h>
+
+int touch(const char *path) {
+	int fd = open(path, O_CREAT | O_RDONLY, 0666);
+	if (fd < 0) {
+		fprintf(stderr, "touch: %s\n", strerror(errno));
+		return 1;
+	}
+
+	close(fd);
+
+	struct utimbuf new_time;
+	time_t now = time(NULL);
+
+	new_time.actime = now;
+	new_time.modtime = now;
+
+	if (utime(path, &new_time) < 0)
+		return 1;
+
+	return 0;
+}
+
+int main(const int argc, const char **argv) {
+	if (argc == 1) {
+		fprintf(stderr, "touch: missing operand\n");
+		return 1;
+	}
+
+	for (int i = 1; i < argc; i++)
+		if (touch(argv[i]))
+			return 1;
+
+	return 0;
+}