static int exe_path(char *filename, char *path)
{
#ifndef XFRACT
char *ptr;
if (dos_version() >= 300) /* DOS version 3.00+ ? */
{
#ifdef __TURBOC__
strcpy(path, _argv[0]);
#else /* assume MSC */
extern char **__argv;
strcpy(path, __argv[0]); /* note: __argv may be undocumented in MSC */
#endif
if(strcmp(filename,s_fractintexe)==0)
if (can_read_file(path))
return (1);
ptr = strrchr(path, SLASHC);
if (ptr == NULL)
ptr = path;
else
++ptr;
strcpy(ptr, filename);
return (1);
}
return (0);
#else
strcpy(path,SRCDIR);
strcat(path,"/");
strcat(path,filename);
return 1;
#endif
}
static int find_file(char *filename, char *path)
{
if ( exe_path(filename, path) )
if( can_read_file(path))
return (1);
findpath(filename,path);
return ( (path[0]) ? 1 : 0);
}
/* Returns the next filename that is a dead entry, or NULL if there are none
* left.
*
* It will set the index on success.
*/
const char *plist_get_next_dead_entry (const struct plist *plist,
int *last_index)
{
int i;
assert (last_index != NULL);
assert (plist != NULL);
for (i = *last_index; i < plist->num; i++) {
if (plist->items[i].file
&& ! plist_deleted(plist, i)
&& ! can_read_file(plist->items[i].file)) {
*last_index = i + 1;
return plist->items[i].file;
}
}
return NULL;
}
bool can_read_file(const std::string& aPath)
{
return can_read_file(convert_path(aPath));
}
