feat(buzbee): BUZBEE command tables now generated with bbmkcmds.c

.gitignore

@@ -6,7 +6,8 @@
 *.s19
 build/
 map.txt
-bbhashtool
+bbmkcmds
 
 # Build system generated files
 src/version.s
+src/bbcmds.s

bbhashtool.c

@@ -1,38 +0,0 @@
-/* Generates "hashes" from ASCII strings to be used in BUZBEE */
-
-#include <stdint.h>
-#include <stdio.h>
-
-const int CCH_CMD = 4;
-
-int mkhash(const char pszCmd[]);
-
-int main(void) {
-	/* Add your commands here to be hashed. Imprtant that they all be CCH_CMD
-	 * chars long EXCLUDING the NUL terminator. */
-	char *ppszCmds[] = {
-		"CALL",
-		"EXEC",
-		"HELP",
-		"PEEK",
-		"POKE",
-		"SREC",
-		/* "BOOT", */
-	};
-
-	for (int iCmd = 0; iCmd < (sizeof(ppszCmds) / sizeof(char *)); iCmd++)
-		printf("BBC%s\n  fcb $%.2X\n", ppszCmds[iCmd], mkhash(ppszCmds[iCmd]));
-
-	return 0;
-}
-
-int mkhash(const char pszCmd[]) {
-	uint8_t nhash = 0;
-
-	/* NOTE: Very important that condition is the length of the string MINUS the
-	 * NUL terminator, in this case iChar < 4 */
-	for (int iChar = 0; iChar < CCH_CMD; iChar++)
-		nhash = nhash - pszCmd[iChar];
-
-	return nhash;
-}

bbmkcmds.c

@@ -0,0 +1,66 @@
+/* Generates BUZBEE command data table asm file */
+
+#include <stdint.h>
+#include <stdio.h>
+
+/* Length of commands in printable-char count (excluding NUL terminator). */
+const int s_cchCmd = 4;
+
+/* Add your commands here to be hashed. Imprtant that they all be CCH_CMD
+ * chars long EXCLUDING the NUL terminator. */
+const char *s_ppszCmds[] = {
+	"CALL",
+	"EXEC",
+	"HELP",
+	"PEEK",
+	"POKE",
+	"SREC",
+	/* "BOOT", */
+};
+
+int mkHash(const char pszCmd[]);
+
+int main(void) {
+	/* Emit file header */
+	puts("; CHIBI PC-09 -- BUZBEE -- Command Data\n\
+; Copyright (c) 2025 Gale Faraday\n\
+; Licensed under MIT\n\
+\n\
+; This file generated by bbmkcmds.c\n\
+\n\
+;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;\n\
+;;\n\
+;; BUZBEE Command Data\n\
+;;\n\
+;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;\n\
+\n\
+  SECTION BBCMDS\n");
+
+	for (int iCmd = 0; iCmd < sizeof(s_ppszCmds) / sizeof(char *); iCmd++) {
+		const char *pszLabel = s_ppszCmds[iCmd];
+		printf("  EXPORT BBC%s\n", pszLabel);
+	}
+
+	/* Extra newline */
+	printf("\n");
+
+	/* Emit table data */
+	for (int iCmd = 0; iCmd < sizeof(s_ppszCmds) / sizeof(char *); iCmd++) {
+		const char *pszLabel = s_ppszCmds[iCmd];
+		uint8_t uHash = mkHash(s_ppszCmds[iCmd]);
+		printf("BBC%s\n  fcb $%.2X\n", pszLabel, uHash);
+	}
+
+	return 0;
+}
+
+int mkHash(const char pszCmd[]) {
+	uint8_t nhash = 0;
+
+	/* NOTE: Very important that condition is the length of the string MINUS the
+	 * NUL terminator, in this case iChar < 4 */
+	for (int iChar = 0; iChar < s_cchCmd; iChar++)
+		nhash = nhash - pszCmd[iChar];
+
+	return nhash;
+}

makefile

@@ -13,7 +13,7 @@ TARGREC  := $(TARGET).s19
 TARGROM  := $(TARGET).bin
 SRCDIR   := src/
 BUILDDIR := build/
-GENS     := $(SRCDIR)version.s
+GENS     := $(SRCDIR)version.s $(SRCDIR)bbcmds.s
 SRCS     := $(wildcard $(SRCDIR)*.s)
 OBJS     := $(patsubst $(SRCDIR)%.s,$(BUILDDIR)%.o,$(SRCS))
 INCS     := $(wildcard $(SRCDIR)*.inc)
@@ -48,11 +48,18 @@ $(OBJS): $(BUILDDIR)%.o : $(SRCDIR)%.s
 	-@mkdir -p $(BUILDDIR)
 	$(AS) $(ASFLAGS) -o $@ $<
 
+# Pseudo target for generation step
 generate: $(GENS)
 
-$(GENS):
+# Run generation scripts
+$(GENS): bbmkcmds
+	./bbmkcmds > src/bbcmds.s
 	./genver.sh
 
+# Build bbmkcmds, used to generate src/cmds.s
+bbmkcmds: bbmkcmds.c
+	cc -o $@ $<
+
 clean:
 	@echo 'Cleaning up intermediary files...'
 	@rm -rv $(TARGROM) $(TARGREC) map.txt $(BUILDDIR)