#include <stdio.h>
#include <limits.h>
#include <string.h>
 
#ifndef PATH_MAX
// This is woefully inadequate in normal situations,
// but then on "real" systems (i.e not here inb ideone.com) there would be
// an proper definition, or something similar that should be used instead
# define PATH_MAX 256
#endif
 
int main(void)
{
	char full_path[] = "/some/path/to/a/file";
 
	// Get the position of the last slash
	char *last_slash = strrchr(full_path, '/');
 
	// `last_slash` now points to the last slash, or is NULL if none is found
	// That means `last_slash + 1` points to the first character in the file-name
	// (or to the terminator if the path ends with a slash)
 
	// Copy the file-name to another array
	char file_name[PATH_MAX];
	strcpy(file_name, last_slash + 1);
 
	printf("file_name = \"%s\"\n", file_name);
 
	return 0;
}
 

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