premake for usage / src / host / string_hash.c

 * \file   string_hash.c
 * \brief  Computes a hash value for a string.
 * \author Copyright (c) 2012 Jason Perkins and the Premake project

#include "premake.h"
#include <string.h>

int string_hash(lua_State* L)
	const char* str = luaL_checkstring(L, 1);
	lua_pushnumber(L, do_hash(str, 0));
	return 1;	

unsigned long do_hash(const char* str, int seed)
	/* DJB2 hashing; see */
	unsigned long hash = 5381;
	if (seed != 0) {
		hash = hash * 33 + seed;

	while (*str) {
		hash = hash * 33 + (*str);

	return hash;
Tip: Filter by directory path e.g. /media app.js to search for public/media/app.js.
Tip: Use camelCasing e.g. ProjME to search for
Tip: Filter by extension type e.g. /repo .js to search for all .js files in the /repo directory.
Tip: Separate your search with spaces e.g. /ssh pom.xml to search for src/ssh/pom.xml.
Tip: Use ↑ and ↓ arrow keys to navigate and return to view the file.
Tip: You can also navigate files with Ctrl+j (next) and Ctrl+k (previous) and view the file with Ctrl+o.
Tip: You can also navigate files with Alt+j (next) and Alt+k (previous) and view the file with Alt+o.