Tiny change to support compilers without snprintf(). Added Makefile for examples.

No change in functionality.



git-svn-id: https://svn.code.sf.net/p/acme-crossass/code-0/trunk@65 4df02467-bbd4-4a76-a152-e7ce94205b78

docs/AddrModes.txt

@@ -169,4 +169,4 @@ I admit that this algorithm sounds complicated, but it hasn't failed
 yet. :) And in everyday usage, it does exactly what one expects.
 
 If you want to take a closer look at the algorithm, examine the
-"calc_arg_size" function in the "sources/mnemo.c" file.
+"calc_arg_size" function in the "src/mnemo.c" file.

examples/Makefile

@@ -0,0 +1,22 @@
+ASSEMBLER6502	= acme
+AS_FLAGS	= -v9 -Wtype-mismatch
+RM		= rm
+
+PROGS		= ddrv128.prg ddrv64.prg macedit.o trigono.o
+
+all: $(PROGS)
+
+ddrv128.prg: ddrv.a
+	$(ASSEMBLER6502) $(AS_FLAGS) --outfile ddrv128.prg --format cbm -DSYSTEM=128 ddrv.a
+
+ddrv64.prg: ddrv.a
+	$(ASSEMBLER6502) $(AS_FLAGS) --outfile ddrv64.prg --format cbm -DSYSTEM=64 ddrv.a
+
+macedit.o: macedit.a
+	$(ASSEMBLER6502) $(AS_FLAGS) --outfile macedit.o --format cbm macedit.a
+
+trigono.o: trigono.a
+	$(ASSEMBLER6502) $(AS_FLAGS) --outfile trigono.o --format cbm trigono.a
+
+clean:
+	-$(RM) -f *.o *.tmp $(PROGS) *~ core

examples/ddrv.a

@@ -76,10 +76,12 @@
 	Sprite_HotspotX	= 1
 	Sprite_HotspotY	= 1
 
+; address definitions
+!addr {
+
 ; Locations to store button states, $ff = pressed, $00 = not pressed.
 ; Mouse uses both buttons, joystick only uses "LeftButton".
 ; Location to store pointer's current character coordinates.
-!addr {
 !if SYSTEM = 64 {
 	LeftButton	= $a4
 	RightButton	= $a5
@@ -111,6 +113,10 @@
 	cia1_prb	= $dc01
 	cia1_ddrb	= $dc03
 	mmu_cr		= $ff00	; c128 only
+
+; dummy value for self mod
+	MODIFIED16	= $ffff
+
 };addr
 
 ; --- Label definitions
@@ -422,7 +428,7 @@ StoreOF		sta Sprites_OF	; set x overflow
 
 ; The initialisation routine sets the argument to the address of the
 ; previous IRQ routine.
-mod16 = * + 1:	jmp addr($ffff)	; (self-modifying)
+mod16 = * + 1:	jmp MODIFIED16	; (self-modifying)
 
 ; This table is for part 8.
 ;OrTable	!byte 0, 32, 64	; VDC only

src/acme.c

@@ -17,7 +17,7 @@
 
 #define RELEASE		"0.95.6"	// update before release (FIXME)
 #define CODENAME	"Fenchurch"	// update before release
-#define CHANGE_DATE	"20 Jun"	// update before release
+#define CHANGE_DATE	"16 Aug"	// update before release
 #define CHANGE_YEAR	"2015"		// update before release
 //#define HOME_PAGE	"http://home.pages.de/~mac_bacon/smorbrod/acme/"	// FIXME
 #define HOME_PAGE	"http://sourceforge.net/p/acme-crossass/"	// FIXME

src/input.c

@@ -55,12 +55,13 @@ void Input_new_file(const char *filename, FILE *fd)
 
 
 // remember source code character for report generator
+#define HEXBUFSIZE	9	// actually, 4+1 is enough, but for systems without snprintf(), let's be extra-safe.
 #define IF_WANTED_REPORT_SRCCHAR(c)	do { if (report->fd) report_srcchar(c); } while(0)
 static void report_srcchar(char new_char)
 {
 	static char	prev_char	= '\0';
 	int		ii;
-	char		hex_address[5];
+	char		hex_address[HEXBUFSIZE];
 	char		hexdump[2 * REPORT_BINBUFSIZE + 2];	// +2 for '.' and terminator
 
 	// if input has changed, insert explanation
@@ -77,7 +78,11 @@ static void report_srcchar(char new_char)
 		fprintf(report->fd, "%6d  ", Input_now->line_number - 1);
 		// prepare outbytes' start address
 		if (report->bin_used)
-			snprintf(hex_address, 5, "%04x", report->bin_address);
+#if _BSD_SOURCE || _XOPEN_SOURCE >= 500 || _ISOC99_SOURCE || _POSIX_C_SOURCE >= 200112L
+			snprintf(hex_address, HEXBUFSIZE, "%04x", report->bin_address);
+#else
+			sprintf(hex_address, "%04x", report->bin_address);
+#endif
 		else
 			hex_address[0] = '\0';
 		// prepare outbytes