bslathi19/cc65
1
0
Fork 0
Code Issues Pull Requests Actions 1 Packages Projects Releases Wiki Activity

Made the program-chaining exec() handle the X16 emulator's file-system.

Browse Source
This commit is contained in:
Greg King
2019-12-25 14:53:32 -05:00
parent 3fa253d31f
commit f067c4530f
1 changed files with 9 additions and 6 deletions
Download Patch File Download Diff File Expand all files Collapse all files

15
libsrc/cx16/exec.c
View File

@@ -1,7 +1,7 @@
/* /*
** Program-chaining function for Commodore platforms. ** Program-chaining function for Commodore platforms.
** **
** 2019-11-08, Greg King ** 2019-12-25, Greg King
** **
** This function exploits the program-chaining feature in Commander X16 BASIC's ROM. ** This function exploits the program-chaining feature in Commander X16 BASIC's ROM.
** **
@@ -82,12 +82,15 @@ int __fastcall__ exec (const char* progname, const char* cmdline)
} }
utoa (dv, basic.unit, 10); utoa (dv, basic.unit, 10);
/* Don't try to run a program that doesn't exist. */ /* The emulator supports only loading and saving on its file-system. */
fd = open (progname, O_RDONLY); if (dv != 1) {
if (fd < 0) { /* Don't try to run a program that doesn't exist. */
return _mappederrno (4); /* file not found */ fd = open (progname, O_RDONLY);
if (fd < 0) {
return _mappederrno (4); /* file not found */
}
close (fd);
} }
close (fd);
n = 0; n = 0;
do { do {