prosody
2200f0c6b3f1
util-src/compat.c

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util-src/compat.c @ 12637:2200f0c6b3f1 0.12

mod_admin_shell: Switch names for user role management commands user:roles() does not convey that this is the mutating command, it should have been called setroles from the start but wasn't due to lack of foresight. This has to accidentally removing roles when wanting to show them.
author Kim Alvefur <zash@zash.se>
date Mon, 15 Aug 2022 18:56:22 +0200
parent 9561:cfc7b2f7251e
child 12976:a187600ec7d6
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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9561
cfc7b2f7251e util.xpcall, util.compat: Add non-hacky multi-argument xpcall() for Lua 5.1
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1
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2 #include <lua.h>
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3 #include <lauxlib.h>
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6 static int lc_xpcall (lua_State *L) {
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7 int ret;
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8 int n_arg = lua_gettop(L);
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9 /* f, msgh, p1, p2... */
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10 luaL_argcheck(L, n_arg >= 2, 2, "value expected");
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11 lua_pushvalue(L, 1); /* f to top */
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12 lua_pushvalue(L, 2); /* msgh to top */
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13 lua_replace(L, 1); /* msgh to 1 */
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14 lua_replace(L, 2); /* f to 2 */
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15 /* msgh, f, p1, p2... */
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16 ret = lua_pcall(L, n_arg - 2, LUA_MULTRET, 1);
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17 lua_pushboolean(L, ret == 0);
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18 lua_replace(L, 1);
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19 return lua_gettop(L);
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20 }
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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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25 lua_pushcfunction(L, lc_xpcall);
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26 lua_setfield(L, -2, "xpcall");
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27 }
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28 return 1;
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29 }