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util-src/table.c @ 12119:28f723cff236
util.prosodyctl.check: Remove obsolete settings from known globals
author | Kim Alvefur <zash@zash.se> |
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date | Sat, 25 Dec 2021 13:02:48 +0100 |
parent | 7969:1c6a07606309 |
child | 12402:8deb401a21f6 |
rev | line source |
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6610
7c4cf87f4dff
util.table, Makefile: New C module that allows pre-allocation of tables to improve performance and decrease memory fragmentation
Matthew Wild <mwild1@gmail.com>
parents:
diff
changeset
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1 #include <lua.h> |
7c4cf87f4dff
util.table, Makefile: New C module that allows pre-allocation of tables to improve performance and decrease memory fragmentation
Matthew Wild <mwild1@gmail.com>
parents:
diff
changeset
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2 #include <lauxlib.h> |
7c4cf87f4dff
util.table, Makefile: New C module that allows pre-allocation of tables to improve performance and decrease memory fragmentation
Matthew Wild <mwild1@gmail.com>
parents:
diff
changeset
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3 |
7889
b8d694646597
util-src/*.c: Attach pointer * to name instead of type
Kim Alvefur <zash@zash.se>
parents:
7835
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4 static int Lcreate_table(lua_State *L) { |
6610
7c4cf87f4dff
util.table, Makefile: New C module that allows pre-allocation of tables to improve performance and decrease memory fragmentation
Matthew Wild <mwild1@gmail.com>
parents:
diff
changeset
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5 lua_createtable(L, luaL_checkinteger(L, 1), luaL_checkinteger(L, 2)); |
7c4cf87f4dff
util.table, Makefile: New C module that allows pre-allocation of tables to improve performance and decrease memory fragmentation
Matthew Wild <mwild1@gmail.com>
parents:
diff
changeset
|
6 return 1; |
7c4cf87f4dff
util.table, Makefile: New C module that allows pre-allocation of tables to improve performance and decrease memory fragmentation
Matthew Wild <mwild1@gmail.com>
parents:
diff
changeset
|
7 } |
7c4cf87f4dff
util.table, Makefile: New C module that allows pre-allocation of tables to improve performance and decrease memory fragmentation
Matthew Wild <mwild1@gmail.com>
parents:
diff
changeset
|
8 |
7889
b8d694646597
util-src/*.c: Attach pointer * to name instead of type
Kim Alvefur <zash@zash.se>
parents:
7835
diff
changeset
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9 static int Lpack(lua_State *L) { |
7519
d278a770eddc
util.table: Add pack() function (this is already available in Lua 5.2+)
Matthew Wild <mwild1@gmail.com>
parents:
6615
diff
changeset
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10 unsigned int n_args = lua_gettop(L); |
d278a770eddc
util.table: Add pack() function (this is already available in Lua 5.2+)
Matthew Wild <mwild1@gmail.com>
parents:
6615
diff
changeset
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11 lua_createtable(L, n_args, 1); |
d278a770eddc
util.table: Add pack() function (this is already available in Lua 5.2+)
Matthew Wild <mwild1@gmail.com>
parents:
6615
diff
changeset
|
12 lua_insert(L, 1); |
7889
b8d694646597
util-src/*.c: Attach pointer * to name instead of type
Kim Alvefur <zash@zash.se>
parents:
7835
diff
changeset
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13 |
7936
582bfb39337f
Backed out changeset a3a4ed0d34f4 C99 is ok
Kim Alvefur <zash@zash.se>
parents:
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14 for(int arg = n_args; arg >= 1; arg--) { |
7519
d278a770eddc
util.table: Add pack() function (this is already available in Lua 5.2+)
Matthew Wild <mwild1@gmail.com>
parents:
6615
diff
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15 lua_rawseti(L, 1, arg); |
d278a770eddc
util.table: Add pack() function (this is already available in Lua 5.2+)
Matthew Wild <mwild1@gmail.com>
parents:
6615
diff
changeset
|
16 } |
7889
b8d694646597
util-src/*.c: Attach pointer * to name instead of type
Kim Alvefur <zash@zash.se>
parents:
7835
diff
changeset
|
17 |
7519
d278a770eddc
util.table: Add pack() function (this is already available in Lua 5.2+)
Matthew Wild <mwild1@gmail.com>
parents:
6615
diff
changeset
|
18 lua_pushinteger(L, n_args); |
d278a770eddc
util.table: Add pack() function (this is already available in Lua 5.2+)
Matthew Wild <mwild1@gmail.com>
parents:
6615
diff
changeset
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19 lua_setfield(L, -2, "n"); |
d278a770eddc
util.table: Add pack() function (this is already available in Lua 5.2+)
Matthew Wild <mwild1@gmail.com>
parents:
6615
diff
changeset
|
20 return 1; |
d278a770eddc
util.table: Add pack() function (this is already available in Lua 5.2+)
Matthew Wild <mwild1@gmail.com>
parents:
6615
diff
changeset
|
21 } |
d278a770eddc
util.table: Add pack() function (this is already available in Lua 5.2+)
Matthew Wild <mwild1@gmail.com>
parents:
6615
diff
changeset
|
22 |
7889
b8d694646597
util-src/*.c: Attach pointer * to name instead of type
Kim Alvefur <zash@zash.se>
parents:
7835
diff
changeset
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23 int luaopen_util_table(lua_State *L) { |
7818
54669df178c2
util-src: Make C modules assert that the Lua runtime matches what it was compiled for
Kim Alvefur <zash@zash.se>
parents:
7538
diff
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24 #if (LUA_VERSION_NUM > 501) |
54669df178c2
util-src: Make C modules assert that the Lua runtime matches what it was compiled for
Kim Alvefur <zash@zash.se>
parents:
7538
diff
changeset
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25 luaL_checkversion(L); |
54669df178c2
util-src: Make C modules assert that the Lua runtime matches what it was compiled for
Kim Alvefur <zash@zash.se>
parents:
7538
diff
changeset
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26 #endif |
7969
1c6a07606309
util-src: Specify size of various tables to be allocated
Kim Alvefur <zash@zash.se>
parents:
7936
diff
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27 lua_createtable(L, 0, 2); |
6610
7c4cf87f4dff
util.table, Makefile: New C module that allows pre-allocation of tables to improve performance and decrease memory fragmentation
Matthew Wild <mwild1@gmail.com>
parents:
diff
changeset
|
28 lua_pushcfunction(L, Lcreate_table); |
7c4cf87f4dff
util.table, Makefile: New C module that allows pre-allocation of tables to improve performance and decrease memory fragmentation
Matthew Wild <mwild1@gmail.com>
parents:
diff
changeset
|
29 lua_setfield(L, -2, "create"); |
7519
d278a770eddc
util.table: Add pack() function (this is already available in Lua 5.2+)
Matthew Wild <mwild1@gmail.com>
parents:
6615
diff
changeset
|
30 lua_pushcfunction(L, Lpack); |
d278a770eddc
util.table: Add pack() function (this is already available in Lua 5.2+)
Matthew Wild <mwild1@gmail.com>
parents:
6615
diff
changeset
|
31 lua_setfield(L, -2, "pack"); |
6610
7c4cf87f4dff
util.table, Makefile: New C module that allows pre-allocation of tables to improve performance and decrease memory fragmentation
Matthew Wild <mwild1@gmail.com>
parents:
diff
changeset
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32 return 1; |
7c4cf87f4dff
util.table, Makefile: New C module that allows pre-allocation of tables to improve performance and decrease memory fragmentation
Matthew Wild <mwild1@gmail.com>
parents:
diff
changeset
|
33 } |