From f6633f05db483240a8b0fc998605a3874b1fb08a Mon Sep 17 00:00:00 2001
From: dtb <trinity@trinity.moe>
Date: Tue, 14 Jun 2022 17:37:48 -0400
Subject: [PATCH] streq(1)

---
 Makefile    |  7 +++++--
 src/streq.c | 10 ++++++----
 2 files changed, 11 insertions(+), 6 deletions(-)

diff --git a/Makefile b/Makefile
index c45e218..653fe72 100644
--- a/Makefile
+++ b/Makefile
@@ -95,8 +95,11 @@ simexec.o: libio sysexits src/simexec.c
 simexec: libio simexec.o
 	$(CC) $(CFLAGS) -o bin/simexec build/libio.o build/simexec.o
 
-streq: sysexits src/streq.c usefulmacros
-	$(CC) $(CFLAGS) -o bin/streq src/streq.c
+streq.o: libio sysexits src/streq.c
+	$(CC) $(CFLAGS) -c -o build/streq.o src/streq.c
+
+streq: libio streq.o
+	$(CC) $(CFLAGS) -o bin/streq build/libio.o build/streq.o
 
 str.o: src/str.c
 	$(CC) $(CFLAGS) -o build/str.o src/str.c
diff --git a/src/streq.c b/src/streq.c
index d230a85..248649f 100644
--- a/src/streq.c
+++ b/src/streq.c
@@ -1,16 +1,18 @@
 #include <sysexits.h>
 #include <unistd.h>
-#include "noargvzero.h"
+#include "libio.h"
+
+static char *program_name = "streq";
 
 int main(int argc, char *argv[]){
 	int i;
 	int j;
-	NOARGVZERO(argv);
 
 	if(argc < 3){
 		write(2, "Usage: ", 7);
-		for(i = 0; argv[0][i] != '\0'; ++i);
-		write(2, argv[0], i);
+		if(argv[0] == NULL)
+			argv[0] = program_name;
+		fdprint(2, argv[0]);
 		write(2, " [strings...]\n", 14);
 		return EX_USAGE;
 	}