rpm/0001-Finish-lua-5.2-support-trac-865.patch

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2013-05-10 14:31:57 +00:00
From 96807d2f3dcec583ca54b503e7fc70014115e308 Mon Sep 17 00:00:00 2001
From: Johannes Dewender <rpm@JonnyJD.net>
Date: Thu, 4 Apr 2013 17:23:43 +0200
Subject: [PATCH] Finish lua 5.2 support, trac #865
Lua52 support was started with ac959fed0082cb253d45c7a04866e8654e962442.
Compilation tested with Lua 5.2.1 and Lua 5.1.5.
The short typerror() snippet is taken from luaL_typerror in Lua 5.1.5
(MIT license)
Signed-off-by: Johannes Dewender <rpm@JonnyJD.net>
---
luaext/lposix.c | 21 +++++++++++++++------
rpmio/rpmlua.c | 8 ++++++++
2 files changed, 23 insertions(+), 6 deletions(-)
diff --git a/luaext/lposix.c b/luaext/lposix.c
index f3c787e..a59be3e 100644
--- a/luaext/lposix.c
+++ b/luaext/lposix.c
@@ -58,6 +58,15 @@ static const char *filetype(mode_t m)
typedef int (*Selector)(lua_State *L, int i, const void *data);
+/* implemented as luaL_typerror until lua 5.1, dropped in 5.2
+ * (C) 1994-2012 Lua.org, PUC-Rio. MIT license
+ */
+static int typerror (lua_State *L, int narg, const char *tname) {
+ const char *msg = lua_pushfstring(L, "%s expected, got %s",
+ tname, luaL_typename(L, narg));
+ return luaL_argerror(L, narg, msg);
+}
+
static int doselection(lua_State *L, int i, const char *const S[], Selector F, const void *data)
{
if (lua_isnone(L, i))
@@ -139,7 +148,7 @@ static uid_t mygetuid(lua_State *L, int i)
return (p==NULL) ? -1 : p->pw_uid;
}
else
- return luaL_typerror(L, i, "string or number");
+ return typerror(L, i, "string or number");
}
static gid_t mygetgid(lua_State *L, int i)
@@ -154,7 +163,7 @@ static gid_t mygetgid(lua_State *L, int i)
return (g==NULL) ? -1 : g->gr_gid;
}
else
- return luaL_typerror(L, i, "string or number");
+ return typerror(L, i, "string or number");
}
@@ -573,7 +582,7 @@ static int Pgetpasswd(lua_State *L) /** getpasswd(name or id) */
else if (lua_isstring(L, 1))
p = getpwnam(lua_tostring(L, 1));
else
- luaL_typerror(L, 1, "string or number");
+ typerror(L, 1, "string or number");
if (p==NULL)
lua_pushnil(L);
else
@@ -590,7 +599,7 @@ static int Pgetgroup(lua_State *L) /** getgroup(name or id) */
else if (lua_isstring(L, 1))
g = getgrnam(lua_tostring(L, 1));
else
- luaL_typerror(L, 1, "string or number");
+ typerror(L, 1, "string or number");
if (g==NULL)
lua_pushnil(L);
else
@@ -709,10 +718,10 @@ static int Puname(lua_State *L) /** uname([string]) */
luaL_buffinit(L, &b);
for (s=luaL_optstring(L, 1, "%s %n %r %v %m"); *s; s++)
if (*s!='%')
- luaL_putchar(&b, *s);
+ luaL_addchar(&b, *s);
else switch (*++s)
{
- case '%': luaL_putchar(&b, *s); break;
+ case '%': luaL_addchar(&b, *s); break;
case 'm': luaL_addstring(&b,u.machine); break;
case 'n': luaL_addstring(&b,u.nodename); break;
case 'r': luaL_addstring(&b,u.release); break;
diff --git a/rpmio/rpmlua.c b/rpmio/rpmlua.c
index 86d0408..0576318 100644
--- a/rpmio/rpmlua.c
+++ b/rpmio/rpmlua.c
@@ -7,14 +7,22 @@
#include <lposix.h>
#include <lrexlib.h>
+/* replaced in 5.1 */
#ifndef lua_open
#define lua_open() luaL_newstate()
#endif
+/* defined as lua_objlen in 5.1 */
#ifndef lua_strlen
#define lua_strlen(L,i) lua_rawlen(L, (i))
#endif
+/* deprecated in 5.1, defined as lua_objlen in 5.1 */
+#ifndef luaL_getn
+#define luaL_getn(L,i) ((int)lua_rawlen(L, i))
+#endif
+
+/* define added in 5.2 */
#ifndef lua_pushglobaltable
#define lua_pushglobaltable(L) lua_pushvalue(L, LUA_GLOBALSINDEX)
#endif
--
1.8.1.3