get_extension(3) - Linux man page

Name

get_extension - Returns a pointer to the extension of a filename. Allegro game programming library.

Synopsis

#include <allegro.h>

char *get_extension(const char *filename);

Description

Finds out the extension of the filename (with or without path information). Example: 
get_executable_name(name, sizeof(name));
allegro_message("The binary has the extension '%s'\n",
                get_extension(name));

Return Value

Returns a pointer to the portion of 'filename' where the extension starts, or a pointer to the trailing null character if there is no filename or it doesn't have extension.

See Also

get_filename(3), put_backslash(3), replace_extension(3)