From dc119c1026870f125547b19af69305aaa4666e0e Mon Sep 17 00:00:00 2001
From: neauoire <aliceffekt@gmail.com>
Date: Wed, 15 Nov 2023 16:14:41 -0800
Subject: [PATCH] Ulzdec is writing output

---
 cli/lz/build.sh  | 11 ++++++-----
 cli/lz/lz_main.c |  2 +-
 cli/lz/ulzdec.c  | 19 ++++++++++---------
 3 files changed, 17 insertions(+), 15 deletions(-)

diff --git a/cli/lz/build.sh b/cli/lz/build.sh
index 86c1fc8..e798f99 100755
--- a/cli/lz/build.sh
+++ b/cli/lz/build.sh
@@ -11,7 +11,7 @@ if [[ "$*" == *"--lint"* ]]
 then
 	$LIN decoder.tal
 	clang-format -i lz_main.c
-	clang-format -i ulzcdec.c
+	clang-format -i ulzdec.c
 fi
 
 # Building
@@ -29,17 +29,18 @@ $ASM ulzdec.tal ulzdec.rom
 echo ""
 echo "C Decoder"
 echo ""
-./ulzdec compressed.bin
+./ulzdec a.ulz b.bin
+cat b.bin
 
 # Uxn Decoding
 
 echo ""
 echo "Uxn Decoder"
 echo ""
-uxncli ulzdec.rom compressed.bin decompressed.txt && cat decompressed.txt
+uxncli ulzdec.rom a.ulz b.bin && cat b.bin
 
 rm ./main
 rm ./ulzdec
-rm ./compressed.bin
-rm ./decompressed.txt
+rm ./a.ulz
+rm ./b.bin
 rm ./ulzdec.rom
diff --git a/cli/lz/lz_main.c b/cli/lz/lz_main.c
index 70e633b..b8e1b11 100644
--- a/cli/lz/lz_main.c
+++ b/cli/lz/lz_main.c
@@ -253,7 +253,7 @@ main(int argc, char *argv[])
 	printf("!!!%d -> %d\n", (int)i, (int)res);
 
 	FILE *out_file;
-	out_file = fopen("compressed.bin", "wb");
+	out_file = fopen("a.ulz", "wb");
 	fwrite(my_byte_buffer, 1, res, out_file);
 	fclose(out_file);
 
diff --git a/cli/lz/ulzdec.c b/cli/lz/ulzdec.c
index 08638ea..1773bd3 100644
--- a/cli/lz/ulzdec.c
+++ b/cli/lz/ulzdec.c
@@ -17,6 +17,7 @@ decode_ulz(FILE *src)
 {
 	char c, *copy;
 	short i, length;
+	mem = malloc(0x10000), ptr = mem;
 	while((c = getc(src)) != EOF) {
 		if(c & 0x80) { /* DICT */
 			if(c & 0x40)
@@ -36,17 +37,17 @@ int
 main(int argc, char *argv[])
 {
 	char *res;
-	FILE *src;
-	if(argc == 2 && argv[1][0] == '-' && argv[1][1] == 'v')
+	FILE *src, *dst;
+	if(argv[1][0] == '-' && argv[1][1] == 'v')
 		return !fprintf(stdout, "Ulzdec - ULZ Decoder, 15 Nov 2023.\n");
-	if(argc != 2)
-		return error("usage", "ulzdec [-v] compressed.bin");
+	if(argc != 3)
+		return error("usage", "ulzdec [-v] a.ulz b.bin");
 	if(!(src = fopen(argv[1], "rb")))
-		return !error("Invalid input", argv[1]);
-	mem = malloc(0x10000);
-	ptr = mem;
+		return !error("Invalid input file", argv[1]);
 	decode_ulz(src);
-	*(ptr) = 0;
-	printf("%s\n", mem);
+	if(!(dst = fopen(argv[2], "wb")))
+		return !error("Invalid output file", argv[1]);
+	fwrite(mem, ptr - mem, 1, dst);
+	printf("Decompressed %s -> %s(%d bytes).\n", argv[1], argv[2], ptr - mem);
 	return 0;
 }
\ No newline at end of file