file_exists(3) - Linux man page
Name
file_exists - Tells if a file exists. Allegro game programming library.Synopsis
#include <allegro.h>int file_exists(const char *filename, int attrib, int *aret);
Description
Checks whether a file matching the given name and attributes (see beginning of this chapter) exists. If 'aret' is not NULL, it will be set to the attributes of the matching file. Example:/* Check for a normal file. */
if (file_exists("franken.dat", 0, NULL))
allegro_message("It is alive!\n");