Mercurial
annotate third_party/luajit/etc/luajit.1 @ 206:240337164a80
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| author | MrJuneJune <me@mrjunejune.com> |
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| date | Sun, 15 Feb 2026 11:41:53 -0800 |
| parents | 94705b5986b3 |
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| rev | line source |
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1 .TH luajit 1 "" "" "LuaJIT documentation" |
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2 .SH NAME |
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3 luajit \- Just-In-Time Compiler for the Lua Language |
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4 \fB |
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5 .SH SYNOPSIS |
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6 .B luajit |
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7 [\fIoptions\fR]... [\fIscript\fR [\fIargs\fR]...] |
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8 .SH "WEB SITE" |
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9 .IR https://luajit.org |
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10 .SH DESCRIPTION |
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11 .PP |
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12 This is the command-line program to run Lua programs with \fBLuaJIT\fR. |
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13 .PP |
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14 \fBLuaJIT\fR is a just-in-time (JIT) compiler for the Lua language. |
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15 The virtual machine (VM) is based on a fast interpreter combined with |
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16 a trace compiler. It can significantly improve the performance of Lua programs. |
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17 .PP |
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18 \fBLuaJIT\fR is API\- and ABI-compatible with the VM of the standard |
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19 Lua\ 5.1 interpreter. When embedding the VM into an application, |
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20 the built library can be used as a drop-in replacement. |
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21 .SH OPTIONS |
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22 .TP |
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23 .BI "\-e " chunk |
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24 Run the given chunk of Lua code. |
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25 .TP |
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26 .BI "\-l " library |
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27 Load the named library, just like \fBrequire("\fR\fIlibrary\fR\fB")\fR. |
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28 .TP |
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29 .BI "\-b " ... |
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30 Save or list bytecode. Run without arguments to get help on options. |
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31 .TP |
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32 .BI "\-j " command |
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33 Perform LuaJIT control command (optional space after \fB\-j\fR). |
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34 .TP |
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35 .BI "\-O" [opt] |
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36 Control LuaJIT optimizations. |
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37 .TP |
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38 .B "\-i" |
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39 Run in interactive mode. |
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40 .TP |
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41 .B "\-v" |
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42 Show \fBLuaJIT\fR version. |
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43 .TP |
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44 .B "\-E" |
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45 Ignore environment variables. |
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46 .TP |
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47 .B "\-\-" |
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48 Stop processing options. |
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49 .TP |
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50 .B "\-" |
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51 Read script from stdin instead. |
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52 .PP |
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53 After all options are processed, the given \fIscript\fR is run. |
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54 The arguments are passed in the global \fIarg\fR table. |
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55 .PP |
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56 Interactive mode is only entered, if no \fIscript\fR and no \fB\-e\fR |
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57 option is given. Interactive mode can be left with EOF (\fICtrl\-Z\fB). |
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58 .SH EXAMPLES |
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59 .TP |
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60 luajit hello.lua world |
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61 |
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62 Prints "Hello world", assuming \fIhello.lua\fR contains: |
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63 .br |
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64 print("Hello", arg[1]) |
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65 .TP |
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66 luajit \-e "local x=0; for i=1,1e9 do x=x+i end; print(x)" |
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67 |
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68 Calculates the sum of the numbers from 1 to 1000000000. |
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69 .br |
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70 And finishes in a reasonable amount of time, too. |
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71 .TP |
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72 luajit \-jv \-e "for i=1,10 do for j=1,10 do for k=1,100 do end end end" |
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73 |
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74 Runs some nested loops and shows the resulting traces. |
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75 .SH COPYRIGHT |
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76 .PP |
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77 \fBLuaJIT\fR is Copyright \(co 2005-2023 Mike Pall. |
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78 .br |
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79 \fBLuaJIT\fR is open source software, released under the MIT license. |
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80 .SH SEE ALSO |
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81 .PP |
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82 More details in the provided HTML docs or at: |
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83 .IR https://luajit.org |
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84 .br |
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85 More about the Lua language can be found at: |
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86 .IR https://lua.org/docs.html |
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87 .PP |
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88 lua(1) |