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Minor ZX Improvements

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- Modified so that CPM3 GENCPM output is displayed properly.
This commit is contained in:
Wayne Warthen
2021-08-20 18:16:56 -07:00
parent a1a2ff05b9
commit 3a8ae3cfae
5 changed files with 45 additions and 10 deletions
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17
Tools/unix/zx/zx.c
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@@ -39,10 +39,12 @@ char *parse_to_fcb(char *s, int afcb)
RAM[afcb] = 0;
memset(fcb, ' ', 11);
while (*s == ' ') ++s;
while (1)
{
if (s[0] == 0) break;
if (s[0] == ' ') {++s; continue; }
if (s[0] == 0) break;
if (s[0] == ' ') break;
if (s[1] == ':')
{
RAM[afcb] = s[0] - '@';
@@ -58,7 +60,7 @@ char *parse_to_fcb(char *s, int afcb)
}
*fcb = *s; if (islower(*fcb)) *fcb = toupper(*fcb);
++s;
++fcb;
++fcb;
if (fcb >= &RAM[afcb+12]) break;
}
return s;
@@ -353,10 +355,9 @@ int main(int ac, char **av)
str = parse_to_fcb(pCmd, 0x5C);
parse_to_fcb(str, 0x6C);
/* This statement is very useful when creating a client like zxc or zxas
// This statement is very useful when creating a client like zxc or zxas
Msg("Command tail is \"%s\"\n", pCmd);
printf("Command tail is %s\n", pCmd);
*/
load_bios();
memset(RAM + 0xFE9C, 0, 0x64); /* Zap the SCB */
@@ -417,8 +418,8 @@ int zx_term(void)
word n;
n = RAM[0x81]; /* Get the return code. This is Hi-Tech C */
n = (n << 8) | RAM[0x80]; /* specific and fails with other COM files */
//n = RAM[0x81]; /* Get the return code. This is Hi-Tech C */
//n = (n << 8) | RAM[0x80]; /* specific and fails with other COM files */
putchar('\n');

38
Tools/unix/zx/zxcbdos.c
View File

@@ -28,13 +28,47 @@ void bdos_rdline(word line, word *PC)
void bdos_rdline(word line, word *PC)
{
unsigned char c;
unsigned char *p;
int n;
int maxlen;
if (!line) line = cpm_dma;
maxlen = RAM[line];
fgets((char *)(RAM + line + 2), maxlen, stdin);
RAM[line + 1] = strlen((char *)(RAM + line + 2)) - 1;
// fgets causes extra linefeeds, so we invent our own
//fgets((char *)(RAM + line + 2), maxlen, stdin);
p = (RAM + line + 2);
n = 0;
while (1) {
c = cin();
if (c == '\r')
break;
if (c == '\b') {
if (n > 0) {
cout('\b');
cout(' ');
cout('\b');
n--;
p--;
}
}
else {
if (n < maxlen) {
cout(c);
*p++ = c;
n++;
}
}
}
cout('\r');
*p = '\0';
//RAM[line + 1] = strlen((char *)(RAM + line + 2)) - 1;
RAM[line + 1] = (unsigned char)n;
Msg("Input: [%d] %-*.*s\n", RAM[line + 1], RAM[line + 1], RAM[line +1], (char *)(RAM+line+2));
}