Rename sc64 finalize to minify

Fix ability to make without parameters

.github/workflows/build.yml

@@ -44,6 +44,7 @@ jobs:
       - name: Build N64FlashcartMenu ROM
         run: |
           mkdir build
+          mkdir output
           # TODO: split this to use params for each flashcart type.
           make -j all
 
@@ -52,9 +53,10 @@ jobs:
         with:
           name: N64FlashcartMenu
           path: |
-            ./build/N64FlashcartMenu.z64
+            ./output/N64FlashcartMenu.z64
+            ./build/N64FlashcartMenu.elf
 
-  finalize-sc64-menu:
+  minify-sc64-menu:
     runs-on: ubuntu-latest
     needs: build
 
@@ -74,12 +76,11 @@ jobs:
         uses: actions/download-artifact@v3
         with:
           name: N64FlashcartMenu
-          path: ./build
+          path: ./
 
       - name: Finalize rom
         run: |
-          cd ./build
-          python ../tools/sc64/finalize.py N64FlashcartMenu.z64
+          python ./tools/sc64/minify.py ./build/N64FlashcartMenu.elf ./output/N64FlashcartMenu.z64 ./output/sc64menu.n64
         continue-on-error: false
 
       - name: Upload artifact
@@ -87,13 +88,13 @@ jobs:
         with:
           name: SC64-Menu
           path: |
-            ./build/sc64menu.n64
+            ./output/sc64menu.n64
           if-no-files-found: ignore
 
 
   # release-sc64-menu:
   #   runs-on: ubuntu-latest
-  #   needs: finalize-sc64-menu
+  #   needs: minify-sc64-menu
 
   #   steps:
   #     - name: Generate release

.gitignore

@@ -1,3 +1,4 @@
 /.vscode
 /build
+/output
 tools/sc64/sc64.exe

Makefile

@@ -1,9 +1,10 @@
-# .DEFAULT_GOAL := mytarget
+.DEFAULT_GOAL := all
 
 EXE_NAME = N64FlashcartMenu
 
 SOURCE_DIR = src
 BUILD_DIR = build
+OUTPUT_DIR = output
 
 include $(N64_INST)/include/n64.mk
 
@@ -32,12 +33,14 @@ $(BUILD_DIR)/$(EXE_NAME).elf: $(OBJS)
 $(EXE_NAME).z64: N64_ROM_TITLE=$(EXE_NAME)
 
 all: $(EXE_NAME).z64
-	$(shell mv $(EXE_NAME).z64 $(BUILD_DIR))
-	$(shell cd $(BUILD_DIR)/ && python3 ../tools/sc64/finalize.py ./$(EXE_NAME).z64)
+	$(shell mkdir $(OUTPUT_DIR))
+	$(shell mv $(EXE_NAME).z64 $(OUTPUT_DIR))
+	$(shell python3 ./tools/sc64/minify.py $(BUILD_DIR)/$(EXE_NAME).elf $(OUTPUT_DIR)/N64FlashcartMenu.z64 $(OUTPUT_DIR)/sc64menu.n64)
 .PHONY: all
 
 clean:
 	$(shell rm -rf ./$(BUILD_DIR))
+	$(shell rm -rf ./$(OUTPUT_DIR))
 .PHONY: clean
 
 # run:

tools/sc64/finalize.py

@@ -1,38 +0,0 @@
-#!/usr/bin/env python3
-
-import sys
-
-
-
-if __name__ == '__main__':
-    if (len(sys.argv) != 2):
-        print(f'Usage: python {sys.argv[0]} input')
-        sys.exit(1)
-
-    ALIGN = 512
-    STRIP_BYTE = b'\x00'
-
-    input_file = sys.argv[1]
-    sc64_output = 'sc64menu.n64'
-
-    try:
-        bin_data = b''
-
-        with open(input_file, 'rb') as f:
-            bin_data = f.read()
-
-        bin_data = bin_data.strip(STRIP_BYTE)
-        modulo = len(bin_data) % ALIGN
-        if (modulo > 0):
-            bin_data += STRIP_BYTE * (ALIGN - modulo)
-
-        with open(sc64_output, 'wb') as f:
-            f.write(bin_data)
-
-    except FileNotFoundError as e:
-        print(f'Couldn\'t open file: {e}')
-        sys.exit(2)
-
-    except Exception as e:
-        print(e)
-        sys.exit(3)

tools/sc64/minify.py

@@ -0,0 +1,39 @@
+#!/usr/bin/env python3
+
+import sys
+from subprocess import Popen, PIPE
+
+
+def get_rom_end(elf):
+    p1 = Popen(f'readelf -s {elf}'.split(), stdout=PIPE)
+    p2 = Popen('grep -m 1 __rom_end'.split(), stdin=p1.stdout, stdout=PIPE)
+    stdout, _ = p2.communicate()
+    rom_end = int(stdout.decode('UTF-8').split()[1], 16)
+    rom_end &= 0x1FFFFFFF
+    rom_end -= 0x400
+    rom_end += 0x1000
+    return rom_end
+
+
+if __name__ == '__main__':
+    if (len(sys.argv) != 4):
+        print(f'Usage: python {sys.argv[0]} elf input output')
+        sys.exit(1)
+
+    elf_file = sys.argv[1]
+    input_file = sys.argv[2]
+    output_file = sys.argv[3]
+
+    ALIGN = 512
+
+    rom_end = get_rom_end(elf_file)
+    modulo = rom_end % ALIGN
+    if (modulo > 0):
+        rom_end += (ALIGN - modulo)
+
+    minified_data = b''
+    with open(input_file, 'rb') as f:
+        minified_data = f.read(rom_end)
+
+    with open(output_file, 'wb') as f:
+        f.write(minified_data)