commit 999d55d887079af989d07d747b3b354f0055fb5c
parent 1f9f97e3cfcb80bdf06ec5fc051fa6ccf98db45b
Author: Roberto Ierusalimschy <roberto@inf.puc-rio.br>
Date: Mon, 13 Jun 2005 18:20:06 -0300
several updates
Diffstat:
| M | luaconf.h | | | 51 | +++++++++++++++++++++++++++++++++++++++++++++------ |
1 file changed, 45 insertions(+), 6 deletions(-)
diff --git a/luaconf.h b/luaconf.h
@@ -1,5 +1,5 @@
/*
-** $Id: luaconf.h,v 1.51 2005/05/20 19:09:05 roberto Exp roberto $
+** $Id: luaconf.h,v 1.52 2005/06/01 17:07:45 roberto Exp roberto $
** Configuration file for Lua
** See Copyright Notice in lua.h
*/
@@ -128,19 +128,26 @@
/*
@@ LUAI_FUNC is a mark for all extern functions that are not to be
@* exported to outside modules.
-** CHANGE it if you need to mark them in some special way. Gcc (versions
-** 3.2 and later) mark them as "hidden" to optimize their call when Lua
-** is compiled as a shared library.
+@@ LUAI_DATA is a mark for all extern (const) variables that are not to
+@* be exported to outside modules.
+** CHANGE them if you need to mark them in some special way. Elf/gcc
+** (versions 3.2 and later) mark them as "hidden" to optimize access
+** when Lua is compiled as a shared library.
*/
#if defined(luaall_c)
#define LUAI_FUNC static
-#elif defined(__GNUC__) && ((__GNUC__*100 + __GNUC_MINOR__) >= 302)
-#define LUAI_FUNC __attribute__((visibility("hidden")))
+#define LUAI_DATA /* empty */
+#elif defined(__GNUC__) && ((__GNUC__*100 + __GNUC_MINOR__) >= 302) && \
+ defined(__ELF__)
+#define LUAI_FUNC __attribute__((visibility("hidden"))) extern
+#define LUAI_DATA LUAI_FUNC
#else
#define LUAI_FUNC extern
+#define LUAI_DATA extern
#endif
+
/*
@@ lua_assert describes the internal assertions in Lua.
** CHANGE that only if you need to debug Lua.
@@ -294,6 +301,13 @@
#define LUA_COMPAT_VARARG
/*
+@@ LUA_COMPAT_MOD controls compatibility with old math.mod function.
+** CHANGE it to undefined as soon as your programs change its uses
+** of math.mod to math.fmod or to the new '%' operator.
+*/
+#define LUA_COMPAT_MOD
+
+/*
@@ LUA_COMPAT_LSTR controls compatibility with old long string nesting
@* facility.
** CHANGE it to 2 if you want the old behaviour, or undefine it to turn
@@ -601,6 +615,30 @@
#endif
+
+/*
+@@ lua_popen spawns a new process connected to the current one through
+@* the file streams.
+** CHANGE it if you have a way to implement it in your system.
+*/
+#if !defined(LUA_ANSI) && defined(_POSIX_C_SOURCE) && _POSIX_C_SOURCE >= 2
+
+#define lua_popen(L,c,m) popen(c,m)
+#define lua_pclose(L,file) (pclose(file) != -1)
+
+#elif !defined(LUA_ANSI) && defined(_WIN32)
+
+#define lua_popen(L,c,m) _popen(c,m)
+#define lua_pclose(L,file) (_pclose(file) != -1)
+
+#else
+
+#define lua_popen(L,c,m) \
+ ((void)c, (void)m, luaL_error(L, LUA_QL("popen") "not supported"), NULL)
+#define lua_pclose(L,file) ((void)file, 0)
+
+#endif
+
/*
@@ LUA_DL_* define which dynamic-library system Lua should use.
** CHANGE here if Lua has problems choosing the appropriate
@@ -676,3 +714,4 @@
#endif
+
