1 files changed, 29 insertions, 0 deletions
diff --git a/printf_vs_snprintf_plus_write.c b/printf_vs_snprintf_plus_write.c
new file mode 100644
index 0000000..0527079
--- /dev/null
+++ b/printf_vs_snprintf_plus_write.c
@@ -0,0 +1,29 @@
+#include <stdio.h>
+#include <unistd.h>
+#include <time.h>
+
+#define NUM 1234567890
+#define BUFSIZE	25
+
+int main(void)
+{
+	int pid = fork();
+	char buffer[BUFSIZE + 1];
+	time_t time_taken;
+
+	if (pid == 0) { //slightly slower result
+		for (int i = 0; i < NUM; ++i) {
+			printf("Child: %d\n", i);
+		}	
+		time_taken = time(&time_taken);
+	} else { //slightly faster result
+		for (int i = 0; i < NUM; ++i) {
+			snprintf(buffer, BUFSIZE, "Parent: %d\n", i);
+			write(1, buffer, BUFSIZE);
+		}
+		time_taken = time(&time_taken);
+	}
+
+	fprintf(stderr, "time taken: %zu", time_taken);
+	return 0;
+}