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util/bitcompat.lua

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util/bitcompat.lua @ 13742:47e537e340c4 default tip

Merge 13.0->trunk
author Matthew Wild <mwild1@gmail.com>
date Mon, 17 Feb 2025 23:06:26 +0000
parent 13624:de902cc0d46c
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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48f7cda4174d util.bitops: Library to find appropriate bitwise library (closes #1395)
Kim Alvefur <zash@zash.se>
parents:
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1 -- Compatibility layer for bitwise operations
48f7cda4174d util.bitops: Library to find appropriate bitwise library (closes #1395)
Kim Alvefur <zash@zash.se>
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2
48f7cda4174d util.bitops: Library to find appropriate bitwise library (closes #1395)
Kim Alvefur <zash@zash.se>
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3 -- First try the bit32 lib
48f7cda4174d util.bitops: Library to find appropriate bitwise library (closes #1395)
Kim Alvefur <zash@zash.se>
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4 -- Lua 5.3 has it with compat enabled
48f7cda4174d util.bitops: Library to find appropriate bitwise library (closes #1395)
Kim Alvefur <zash@zash.se>
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5 -- Lua 5.2 has it by default
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de902cc0d46c util.bitcompat: Avoid potential noise from global metatable
Kim Alvefur <zash@zash.se>
parents: 12975
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6 if rawget(_G, "bit32") then
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7 return _G.bit32;
48f7cda4174d util.bitops: Library to find appropriate bitwise library (closes #1395)
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8 end
48f7cda4174d util.bitops: Library to find appropriate bitwise library (closes #1395)
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9
48f7cda4174d util.bitops: Library to find appropriate bitwise library (closes #1395)
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10 do
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11 -- Lua 5.3 and 5.4 would be able to use native infix operators
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d10957394a3c util: Prefix module imports with prosody namespace
Kim Alvefur <zash@zash.se>
parents: 12573
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12 local ok, bitop = pcall(require, "prosody.util.bit53")
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13 if ok then
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14 return bitop;
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15 end
48f7cda4174d util.bitops: Library to find appropriate bitwise library (closes #1395)
Kim Alvefur <zash@zash.se>
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16 end
48f7cda4174d util.bitops: Library to find appropriate bitwise library (closes #1395)
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17
48f7cda4174d util.bitops: Library to find appropriate bitwise library (closes #1395)
Kim Alvefur <zash@zash.se>
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18 error "No bit module found. See https://prosody.im/doc/depends#bitop";