RELEASE LuaJIT-2.0.0-beta1

src/lj_str.h

@@ -0,0 +1,45 @@
+/*
+** String handling.
+** Copyright (C) 2005-2009 Mike Pall. See Copyright Notice in luajit.h
+*/
+
+#ifndef _LJ_STR_H
+#define _LJ_STR_H
+
+#include <stdarg.h>
+
+#include "lj_obj.h"
+
+/* String interning. */
+LJ_FUNCA int32_t lj_str_cmp(GCstr *a, GCstr *b);
+LJ_FUNC void lj_str_resize(lua_State *L, MSize newmask);
+LJ_FUNCA GCstr *lj_str_new(lua_State *L, const char *str, size_t len);
+LJ_FUNC void LJ_FASTCALL lj_str_free(global_State *g, GCstr *s);
+
+#define lj_str_newz(L, s)	(lj_str_new(L, s, strlen(s)))
+#define lj_str_newlit(L, s)	(lj_str_new(L, "" s, sizeof(s)-1))
+
+/* Type conversions. */
+LJ_FUNCA int lj_str_numconv(const char *s, TValue *n);
+LJ_FUNCA GCstr *lj_str_fromnum(lua_State *L, const lua_Number *np);
+LJ_FUNCA GCstr *lj_str_fromint(lua_State *L, int32_t k);
+
+/* String formatting. */
+LJ_FUNC const char *lj_str_pushvf(lua_State *L, const char *fmt, va_list argp);
+LJ_FUNC const char *lj_str_pushf(lua_State *L, const char *fmt, ...)
+#if defined(__GNUC__)
+  __attribute__ ((format (printf, 2, 3)))
+#endif
+  ;
+
+/* Resizable string buffers. Struct definition in lj_obj.h. */
+LJ_FUNC char *lj_str_needbuf(lua_State *L, SBuf *sb, MSize sz);
+
+#define lj_str_initbuf(L, sb)	((sb)->buf = NULL, (sb)->sz = 0)
+#define lj_str_resetbuf(sb)	((sb)->n = 0)
+#define lj_str_resizebuf(L, sb, size) \
+  ((sb)->buf = (char *)lj_mem_realloc(L, (sb)->buf, (sb)->sz, (size)), \
+   (sb)->sz = (size))
+#define lj_str_freebuf(g, sb)	lj_mem_free(g, (void *)(sb)->buf, (sb)->sz)
+
+#endif