File indexing completed on 2024-05-12 04:02:09

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0004 <title>test.odin</title>
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0007 <span style="color:#7a7c7d">// This is from Odin examples:</span>
0008 <span style="color:#7a7c7d">// https://github.com/odin-lang/examples/blob/master/by_example/dir_info/main.odin</span>
0009 
0010 <span style="color:#27ae60">package</span> main
0011 
0012 <span style="color:#27ae60">import</span> <span style="color:#f44f4f">"core:fmt"</span>
0013 <span style="color:#27ae60">import</span> <span style="color:#f44f4f">"core:os"</span>
0014 <span style="color:#27ae60">import</span> <span style="color:#f44f4f">"core:path/filepath"</span>
0015 <span style="color:#27ae60">import</span> <span style="color:#f44f4f">"core:strings"</span>
0016 
0017 <span style="color:#8e44ad">print_file_info </span><span style="color:#3f8058">::</span><span style="color:#8e44ad"> </span><span style="font-weight:bold">proc</span><span style="color:#3f8058">(</span>fi<span style="color:#3f8058">:</span> os<span style="color:#3f8058">.</span>File_Info<span style="color:#3f8058">)</span> <span style="color:#3f8058">{</span>
0018     <span style="color:#7a7c7d">// Split the path into directory and filename</span>
0019 <span style="color:#27aeae">    _, filename </span><span style="color:#3f8058">:=</span> filepath<span style="color:#3f8058">.</span>split<span style="color:#3f8058">(</span>fi<span style="color:#3f8058">.</span>fullpath<span style="color:#3f8058">)</span>
0020 
0021     SIZE_WIDTH <span style="color:#3f8058">::</span> <span style="color:#f67400">12</span>
0022 <span style="color:#27aeae">    buf</span><span style="color:#3f8058">:</span> <span style="color:#3f8058">[</span>SIZE_WIDTH<span style="color:#3f8058">]</span><span style="color:#2980b9">u8</span>
0023 
0024     <span style="color:#7a7c7d">// Print size to string backed by buf on stack, no need to free</span>
0025 <span style="color:#27aeae">    _size </span><span style="color:#3f8058">:=</span> <span style="color:#f44f4f">"-"</span> <span style="color:#fdbc4b;font-weight:bold">if</span> fi<span style="color:#3f8058">.</span>is_dir <span style="color:#fdbc4b;font-weight:bold">else</span> fmt<span style="color:#3f8058">.</span>bprintf<span style="color:#3f8058">(</span>buf<span style="color:#3f8058">[:],</span> <span style="color:#f44f4f">"%v"</span><span style="color:#3f8058">,</span> fi<span style="color:#3f8058">.</span>size<span style="color:#3f8058">)</span>
0026 
0027     <span style="color:#7a7c7d">// Right-justify size for display, heap allocated</span>
0028 <span style="color:#27aeae">    size  </span><span style="color:#3f8058">:=</span> strings<span style="color:#3f8058">.</span>right_justify<span style="color:#3f8058">(</span>_size<span style="color:#3f8058">,</span> SIZE_WIDTH<span style="color:#3f8058">,</span> <span style="color:#f44f4f">" "</span><span style="color:#3f8058">)</span>
0029     <span style="font-weight:bold">defer</span> delete<span style="color:#3f8058">(</span>size<span style="color:#3f8058">)</span>
0030 
0031     <span style="color:#fdbc4b;font-weight:bold">if</span> fi<span style="color:#3f8058">.</span>is_dir <span style="color:#3f8058">{</span>
0032         fmt<span style="color:#3f8058">.</span>printf<span style="color:#3f8058">(</span><span style="color:#f44f4f">"%v [%v]\n"</span><span style="color:#3f8058">,</span> size<span style="color:#3f8058">,</span> filename<span style="color:#3f8058">)</span>
0033     <span style="color:#3f8058">}</span> <span style="color:#fdbc4b;font-weight:bold">else</span> <span style="color:#3f8058">{</span>
0034         fmt<span style="color:#3f8058">.</span>printf<span style="color:#3f8058">(</span><span style="color:#f44f4f">"%v %v\n"</span><span style="color:#3f8058">,</span> size<span style="color:#3f8058">,</span> filename<span style="color:#3f8058">)</span>
0035     <span style="color:#3f8058">}</span>
0036 <span style="color:#3f8058">}</span>
0037 
0038 <span style="color:#8e44ad">main </span><span style="color:#3f8058">::</span><span style="color:#8e44ad"> </span><span style="font-weight:bold">proc</span><span style="color:#3f8058">()</span> <span style="color:#3f8058">{</span>
0039 <span style="color:#27aeae">    cwd </span><span style="color:#3f8058">:=</span> os<span style="color:#3f8058">.</span>get_current_directory<span style="color:#3f8058">()</span>
0040     fmt<span style="color:#3f8058">.</span>println<span style="color:#3f8058">(</span><span style="color:#f44f4f">"Current working directory:"</span><span style="color:#3f8058">,</span> cwd<span style="color:#3f8058">)</span>
0041 
0042 <span style="color:#27aeae">    f, err </span><span style="color:#3f8058">:=</span> os<span style="color:#3f8058">.</span>open<span style="color:#3f8058">(</span>cwd<span style="color:#3f8058">)</span>
0043     <span style="font-weight:bold">defer</span> os<span style="color:#3f8058">.</span>close<span style="color:#3f8058">(</span>f<span style="color:#3f8058">)</span>
0044 
0045     <span style="color:#fdbc4b;font-weight:bold">if</span> err <span style="color:#3f8058">!=</span> os<span style="color:#3f8058">.</span>ERROR_NONE <span style="color:#3f8058">{</span>
0046         <span style="color:#7a7c7d">// Print error to stderr and exit with errorcode</span>
0047         fmt<span style="color:#3f8058">.</span>eprintln<span style="color:#3f8058">(</span><span style="color:#f44f4f">"Could not open directory for reading"</span><span style="color:#3f8058">,</span> err<span style="color:#3f8058">)</span>
0048         os<span style="color:#3f8058">.</span>exit<span style="color:#3f8058">(</span><span style="color:#f67400">1</span><span style="color:#3f8058">)</span>
0049     <span style="color:#3f8058">}</span>
0050 
0051 <span style="color:#27aeae">    fis</span><span style="color:#3f8058">:</span> <span style="color:#3f8058">[]</span>os<span style="color:#3f8058">.</span>File_Info
0052     <span style="font-weight:bold">defer</span> os<span style="color:#3f8058">.</span>file_info_slice_delete<span style="color:#3f8058">(</span>fis<span style="color:#3f8058">)</span> <span style="color:#7a7c7d">// fis is a slice, we need to remember to free it</span>
0053 
0054     fis<span style="color:#3f8058">,</span> err <span style="color:#3f8058">=</span> os<span style="color:#3f8058">.</span>read_dir<span style="color:#3f8058">(</span>f<span style="color:#3f8058">,</span> <span style="color:#3f8058">-</span><span style="color:#f67400">1</span><span style="color:#3f8058">)</span> <span style="color:#7a7c7d">// -1 reads all file infos</span>
0055     <span style="color:#fdbc4b;font-weight:bold">if</span> err <span style="color:#3f8058">!=</span> os<span style="color:#3f8058">.</span>ERROR_NONE <span style="color:#3f8058">{</span>
0056         fmt<span style="color:#3f8058">.</span>eprintln<span style="color:#3f8058">(</span><span style="color:#f44f4f">"Could not read directory"</span><span style="color:#3f8058">,</span> err<span style="color:#3f8058">)</span>
0057         os<span style="color:#3f8058">.</span>exit<span style="color:#3f8058">(</span><span style="color:#f67400">2</span><span style="color:#3f8058">)</span>
0058     <span style="color:#3f8058">}</span>
0059 
0060     <span style="color:#fdbc4b;font-weight:bold">for</span> fi <span style="color:#fdbc4b;font-weight:bold">in</span> fis <span style="color:#3f8058">{</span>
0061         print_file_info<span style="color:#3f8058">(</span>fi<span style="color:#3f8058">)</span>
0062     <span style="color:#3f8058">}</span>
0063 <span style="color:#3f8058">}</span>
0064 </pre></body></html>