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More robust parsing, so that dosbox -fullscreen A.EXE works

Imported-from: https://svn.code.sf.net/p/dosbox/code-0/dosbox/trunk@3934
This commit is contained in:
Peter Veenstra 2015-09-08 13:46:26 +00:00
parent 96fb43a208
commit cb28976df6

View file

@ -379,38 +379,42 @@ public:
bool addexit = control->cmdline->FindExist("-exit",true);
/* Check for first command being a directory or file */
char buffer[CROSS_LEN];
char orig[CROSS_LEN];
char buffer[CROSS_LEN+1];
char orig[CROSS_LEN+1];
char cross_filesplit[2] = {CROSS_FILESPLIT , 0};
/* Combining -securemode and no parameter leaves you with a lovely Z:\. */
if ( !control->cmdline->FindCommand(1,line) ) {
if ( secure ) autoexec[12].Install("z:\\config.com -securemode");
} else {
Bitu dummy = 1;
bool command_found = false;
while (control->cmdline->FindCommand(dummy++,line) && !command_found) {
struct stat test;
if (line.length() > CROSS_LEN) continue;
strcpy(buffer,line.c_str());
if (stat(buffer,&test)){
getcwd(buffer,CROSS_LEN);
if (stat(buffer,&test)) {
if (getcwd(buffer,CROSS_LEN) == NULL) continue;
if (strlen(buffer) + line.length() + 1 > CROSS_LEN) continue;
strcat(buffer,cross_filesplit);
strcat(buffer,line.c_str());
if (stat(buffer,&test)) goto nomount;
if (stat(buffer,&test)) continue;
}
if (test.st_mode & S_IFDIR) {
autoexec[12].Install(std::string("MOUNT C \"") + buffer + "\"");
autoexec[13].Install("C:");
if(secure) autoexec[14].Install("z:\\config.com -securemode");
command_found = true;
} else {
char* name = strrchr(buffer,CROSS_FILESPLIT);
if (!name) { //Only a filename
line = buffer;
getcwd(buffer,CROSS_LEN);
if (getcwd(buffer,CROSS_LEN) == NULL) continue;
if (strlen(buffer) + line.length() + 1 > CROSS_LEN) continue;
strcat(buffer,cross_filesplit);
strcat(buffer,line.c_str());
if(stat(buffer,&test)) goto nomount;
if(stat(buffer,&test)) continue;
name = strrchr(buffer,CROSS_FILESPLIT);
if(!name) goto nomount;
if(!name) continue;
}
*name++ = 0;
if (access(buffer,F_OK)) goto nomount;
if (access(buffer,F_OK)) continue;
autoexec[12].Install(std::string("MOUNT C \"") + buffer + "\"");
autoexec[13].Install("C:");
/* Save the non-modified filename (so boot and imgmount can use it (long filenames, case sensivitive)) */
@ -437,9 +441,14 @@ public:
autoexec[15].Install(name);
if(addexit) autoexec[16].Install("exit");
}
command_found = true;
}
}
nomount:
/* Combining -securemode, noautoexec and no parameters leaves you with a lovely Z:\. */
if ( !command_found ) {
if ( secure ) autoexec[12].Install("z:\\config.com -securemode");
}
VFILE_Register("AUTOEXEC.BAT",(Bit8u *)autoexec_data,(Bit32u)strlen(autoexec_data));
}
};