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use strcmp instead of ==

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This commit is contained in:
Brad Grantham 2016-11-15 10:34:12 -08:00
parent d74e6f4f5d
commit 8804d363f8
1 changed files with 3 additions and 2 deletions
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d6502.c
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@ -2,6 +2,7 @@
#include <stdio.h> #include <stdio.h>
#include <stdlib.h> #include <stdlib.h>
#include <string.h>
int main(int argc, char **argv) { int main(int argc, char **argv) {
@ -109,14 +110,14 @@
printf("%02X ", currentbyte); //Display the current byte in HEX printf("%02X ", currentbyte); //Display the current byte in HEX
if (paramcount == 0) { if (paramcount == 0) {
printf(" %s %s %s", pad, opcode, pre); //Pad text, display instruction name and pre-operand chars printf(" %s %s %s", pad, opcode, pre); //Pad text, display instruction name and pre-operand chars
if (pad == " ") { //Check if single operand instruction if (strcmp(pad, " ") == 0) { //Check if single operand instruction
if (addrmode != 8) { //If not using relative addressing ... if (addrmode != 8) { //If not using relative addressing ...
printf("$%02X", currentbyte); //...display operand printf("$%02X", currentbyte); //...display operand
} else { //Addressing mode is relative... } else { //Addressing mode is relative...
printf("$%02X", (address + ((currentbyte < 128) ? currentbyte : currentbyte - 256))); //...display relative address. printf("$%02X", (address + ((currentbyte < 128) ? currentbyte : currentbyte - 256))); //...display relative address.
} }
} }
if (pad == "") //Check if two operand instruction and if so... if (strcmp(pad, "") == 0) //Check if two operand instruction and if so...
printf("$%02X%02X", currentbyte, previousbyte); //...display operand printf("$%02X%02X", currentbyte, previousbyte); //...display operand
printf("%s\n", post); //Display post-operand chars printf("%s\n", post); //Display post-operand chars
} }