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util-src/compat.c @ 10762:4fc224c97986
util.rsm: Test that Lua 5.3 floats are not encoded with decimal point
The 'max' 'count' and 'index' fields are integers and should be encoded
as such on the wire.
Care needs to be taken because tostring(1.0) in Lua 5.3+ returns to "1.0"
while in previous Lua versions it would return "1".
author | Kim Alvefur <zash@zash.se> |
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date | Thu, 23 Apr 2020 18:17:54 +0200 |
parent | 9561:cfc7b2f7251e |
child | 12976:a187600ec7d6 |
rev | line source |
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9561
cfc7b2f7251e
util.xpcall, util.compat: Add non-hacky multi-argument xpcall() for Lua 5.1
Matthew Wild <mwild1@gmail.com>
parents:
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changeset
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1 |
cfc7b2f7251e
util.xpcall, util.compat: Add non-hacky multi-argument xpcall() for Lua 5.1
Matthew Wild <mwild1@gmail.com>
parents:
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2 #include <lua.h> |
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util.xpcall, util.compat: Add non-hacky multi-argument xpcall() for Lua 5.1
Matthew Wild <mwild1@gmail.com>
parents:
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3 #include <lauxlib.h> |
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util.xpcall, util.compat: Add non-hacky multi-argument xpcall() for Lua 5.1
Matthew Wild <mwild1@gmail.com>
parents:
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4 |
cfc7b2f7251e
util.xpcall, util.compat: Add non-hacky multi-argument xpcall() for Lua 5.1
Matthew Wild <mwild1@gmail.com>
parents:
diff
changeset
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5 |
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util.xpcall, util.compat: Add non-hacky multi-argument xpcall() for Lua 5.1
Matthew Wild <mwild1@gmail.com>
parents:
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6 static int lc_xpcall (lua_State *L) { |
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util.xpcall, util.compat: Add non-hacky multi-argument xpcall() for Lua 5.1
Matthew Wild <mwild1@gmail.com>
parents:
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7 int ret; |
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Matthew Wild <mwild1@gmail.com>
parents:
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8 int n_arg = lua_gettop(L); |
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util.xpcall, util.compat: Add non-hacky multi-argument xpcall() for Lua 5.1
Matthew Wild <mwild1@gmail.com>
parents:
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9 /* f, msgh, p1, p2... */ |
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Matthew Wild <mwild1@gmail.com>
parents:
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10 luaL_argcheck(L, n_arg >= 2, 2, "value expected"); |
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util.xpcall, util.compat: Add non-hacky multi-argument xpcall() for Lua 5.1
Matthew Wild <mwild1@gmail.com>
parents:
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11 lua_pushvalue(L, 1); /* f to top */ |
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parents:
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12 lua_pushvalue(L, 2); /* msgh to top */ |
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Matthew Wild <mwild1@gmail.com>
parents:
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13 lua_replace(L, 1); /* msgh to 1 */ |
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Matthew Wild <mwild1@gmail.com>
parents:
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14 lua_replace(L, 2); /* f to 2 */ |
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Matthew Wild <mwild1@gmail.com>
parents:
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15 /* msgh, f, p1, p2... */ |
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parents:
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16 ret = lua_pcall(L, n_arg - 2, LUA_MULTRET, 1); |
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Matthew Wild <mwild1@gmail.com>
parents:
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17 lua_pushboolean(L, ret == 0); |
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Matthew Wild <mwild1@gmail.com>
parents:
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18 lua_replace(L, 1); |
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parents:
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19 return lua_gettop(L); |
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20 } |
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parents:
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21 |
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22 int luaopen_util_compat(lua_State *L) { |
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23 lua_createtable(L, 0, 2); |
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24 { |
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parents:
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25 lua_pushcfunction(L, lc_xpcall); |
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26 lua_setfield(L, -2, "xpcall"); |
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Matthew Wild <mwild1@gmail.com>
parents:
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27 } |
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28 return 1; |
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Matthew Wild <mwild1@gmail.com>
parents:
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29 } |