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Console

   (X) #0   09/12/06  console commands
   (X) #1   09/12/06  quick find
   (X) #2   09/12/06  open with
   (X) #4   09/12/06  history for console
   (X) #13  09/12/27  display docstring of a command


General

   (X) #5   09/12/06  move code from fm into objects
   (X) #6   09/12/06  move main to __init__
   (X) #7   09/12/06  cooler titlebar
   (X) #8   09/12/17  Add operations to modify files/directories
   (X) #9   09/12/24  add a widget for managing running operations
   (X) #10  09/12/24  sorting
   (X) #11  09/12/27  filter
   (X) #12  09/12/27  jump through the list in a specific order
   (X) #14  09/12/29  make filelists inherit from pagers
   (X) #15  09/12/29  better way of running processes!!~
   (X) #16  10/01/01  list of bookmarks
   (X) #21  10/01/01  write help!
   (X) #22  10/01/03  add getopt options to change flags/mode
   (X) #29  10/01/06  add chmod command
   (X) #30  10/01/06  add a way to create symlinks
   (X) #32  10/01/08  place the (hidden) cursor to a meaningful position
   (X) #34  10/01/09  display free disk space
   (X) #35  10/01/09  display disk usage of files in current directory
   ( ) #36  10/01/11  help coloring is terribly inefficient
   (X) #37  10/01/13  better tab completion for OpenConsole
   ( ) #38  10/01/16  searching in pager
   (X) #39  10/01/17  flushinput not always good
   (X) #42  10/01/17  memorize directory for `` when using :cd
   (X) #43  10/01/18  internally treat the bookmarks ` and ' the same
   ( ) #44  10/01/18  more error messages :P
   (X) #47  10/01/19  less restricive auto preview
   (X) #48  10/01/19  abbreviate commands with first unambiguous substring
   ( ) #50  10/01/19  add more unit tests
   ( ) #51  10/01/21  remove directory.marked_items ?
   (X) #55  10/01/24  allow change of filename when pasting
          you're given the choice between overwriting or appending a "_"
   ( ) #56  10/01/30  warn before deleting mount points
   ( ) #57  10/01/30  warn before deleting unseen marked files
   (X) #58  10/02/04  change the title of the terminal
   (X) #61  10/02/09  show sum of size of marked files
   (X) #63  10/02/15  limit filesize in previews
   ( ) #64  10/02/25  scroll in previews
   (X) #66  10/02/28  explain how colorschemes work
   (X) #70  10/03/14  mouse handler for titlebar
   (X) #71  10/03/21  previews: black/whitelist + read file


Bugs

   (X) #17  10/01/01  why do bookmarks disappear sometimes?
   (X) #18  10/01/01  fix notify widget (by adding a LogView?)
   (X) #19  10/01/01  resizing after pressing g
   (X) #23  10/01/04  stop dir loading with ^C -> wont load anymore
   (X) #25  10/01/06  directories sometimes dont reload correctly
   (X) #26  10/01/06  :delete on symlinks of directories fails
   (X) #31  10/01/06  ^C breaks cd-after-exit by stopping sourced shell script
   (X) #40  10/01/17  freeze with unavailable sshfs
          Not rangers fault (?)
   (X) #41  10/01/17  capital file extensions are not recognized
   (X) #46  10/01/19  old username displayed after using su
   (X) #49  10/01/19  fix unit tests :'(
   (X) #52  10/01/23  special characters in tab completion
   (X) #54  10/01/23  max_dirsize_for_autopreview not working
   ( ) #60  10/02/05  utf support improvable
   (X) #62  10/02/15  curs_set can raise an exception
   (X) #65  10/02/16  "source ranger ranger some/file.txt" shouldn't cd after exit
   (X) #67  10/03/08  terminal title in tty
   (X) #69  10/03/11  tab-completion breaks with Apps subclass
   (X) #73  10/03/21  when clicking on the first column, it goes 1x down
   (X) #74  10/03/21  console doesn't scroll


Ideas

   ( ) #20  10/01/01  use inotify to monitor filesystem changes
   ( ) #24  10/01/06  progress bar
   (X) #27  10/01/06  hide bookmarks in list which contain hidden dir
   (X) #28  10/01/06  use regexp instead of string for searching
   ( ) #33  10/01/08  accelerate mousewheel speed
   ( ) #45  10/01/18  hooks for events like setting changes
   ( ) #53  10/01/23  merge fm and environment
   ( ) #68  10/03/10  threads, to seperate ui and loading
   ( ) #72  10/03/21  ranger daemon which does the slow io tasks
   ( ) #75  10/03/28  navigate in history
   (X) #76  10/03/28  save history between sessions
   (X) #77  10/03/28  colorscheme overlay in options.py
pan>white-space: pre-wrap; font-family: monospace; color: #aaaaaa; background-color: #080808; } body { font-size: 12pt; font-family: monospace; color: #aaaaaa; background-color: #080808; } a { color:#eeeeee; text-decoration: none; } a:hover { text-decoration: underline; } * { font-size: 12pt; font-size: 1em; } .Todo { color: #000000; background-color: #ffff00; padding-bottom: 1px; } .PreProc { color: #800080; } .LineNr { color: #444444; } .Constant { color: #00a0a0; } .Delimiter { color: #800080; } .Identifier { color: #c0a020; } .Normal { color: #aaaaaa; background-color: #080808; padding-bottom: 1px; } .Comment { color: #9090ff; } .Comment a { color:#0000ee; text-decoration:underline; } .cSpecial { color: #008000; } --> </style> <script type='text/javascript'> <!-- /* function to open any folds containing a jumped-to line before jumping to it */ function JumpToLine() { var lineNum; lineNum = window.location.hash; lineNum = lineNum.substr(1); /* strip off '#' */ if (lineNum.indexOf('L') == -1) { lineNum = 'L'+lineNum; } lineElem = document.getElementById(lineNum); /* Always jump to new location even if the line was hidden inside a fold, or * we corrected the raw number to a line ID. */ if (lineElem) { lineElem.scrollIntoView(true); } return true; } if ('onhashchange' in window) { window.onhashchange = JumpToLine; } --> </script> </head> <body onload='JumpToLine();'> <pre id='vimCodeElement'> <span id="L1" class="LineNr"> 1 </span><span class="Comment">// <a href="https://github.com/kragen/stoneknifeforth/blob/702d2ebe1b/386.c">https://github.com/kragen/stoneknifeforth/blob/702d2ebe1b/386.c</a></span> <span id="L2" class="LineNr"> 2 </span> <span id="L3" class="LineNr"> 3 </span><span class="Delimiter">:(before &quot;End Main&quot;)</span> <span id="L4" class="LineNr"> 4 </span>assert<span class="Delimiter">(</span>argc &gt; <span class="Constant">1</span><span class="Delimiter">);</span> <span id="L5" class="LineNr"> 5 </span><a href='000organization.cc.html#L139'>reset</a><span class="Delimiter">();</span> <span id="L6" class="LineNr"> 6 </span><a href='020elf.cc.html#L11'>load_elf</a><span class="Delimiter">(</span>argv[<span class="Constant">1</span>]<span class="Delimiter">);</span> <span id="L7" class="LineNr"> 7 </span><span class="Normal">while</span> <span class="Delimiter">(</span><a href='010core.cc.html#L23'>EIP</a> &lt; <a href='010core.cc.html#L68'>End_of_program</a><span class="Delimiter">)</span> <span id="L8" class="LineNr"> 8 </span> <a href='010core.cc.html#L109'>run_one_instruction</a><span class="Delimiter">();</span> <span id="L9" class="LineNr"> 9 </span> <span id="L10" class="LineNr">10 </span><span class="Delimiter">:(code)</span> <span id="L11" class="LineNr">11 </span><span class="Normal">void</span> <a href='020elf.cc.html#L11'>load_elf</a><span class="Delimiter">(</span><span class="Normal">const</span> string&amp; filename<span class="Delimiter">)</span> <span class="Delimiter">{</span> <span id="L12" class="LineNr">12 </span> <span class="Normal">int</span> fd = open<span class="Delimiter">(</span>filename<span class="Delimiter">.</span>c_str<span class="Delimiter">(),</span> O_RDONLY<span class="Delimiter">);</span> <span id="L13" class="LineNr">13 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>fd &lt; <span class="Constant">0</span><span class="Delimiter">)</span> <a href='020elf.cc.html#L55'>die</a><span class="Delimiter">(</span><span class="Constant">&quot;</span><span class="cSpecial">%s</span><span class="Constant">: open&quot;</span><span class="Delimiter">,</span> filename<span class="Delimiter">.</span>c_str<span class="Delimiter">());</span> <span id="L14" class="LineNr">14 </span> <span class="Normal">off_t</span> size = lseek<span class="Delimiter">(</span>fd<span class="Delimiter">,</span> <span class="Constant">0</span><span class="Delimiter">,</span> <span class="Constant">SEEK_END</span><span class="Delimiter">);</span> <span id="L15" class="LineNr">15 </span> lseek<span class="Delimiter">(</span>fd<span class="Delimiter">,</span> <span class="Constant">0</span><span class="Delimiter">,</span> <span class="Constant">SEEK_SET</span><span class="Delimiter">);</span> <span id="L16" class="LineNr">16 </span> <span class="Normal">uint8_t</span>* elf_contents = <span class="Normal">static_cast</span>&lt;<span class="Normal">uint8_t</span>*&gt;<span class="Delimiter">(</span>malloc<span class="Delimiter">(</span>size<span class="Delimiter">));</span> <span id="L17" class="LineNr">17 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>elf_contents == <span class="Constant">NULL</span><span class="Delimiter">)</span> <a href='020elf.cc.html#L55'>die</a><span class="Delimiter">(</span><span class="Constant">&quot;malloc(</span><span class="cSpecial">%d</span><span class="Constant">)&quot;</span><span class="Delimiter">,</span> size<span class="Delimiter">);</span> <span id="L18" class="LineNr">18 </span> <span class="Normal">ssize_t</span> read_size = read<span class="Delimiter">(</span>fd<span class="Delimiter">,</span> elf_contents<span class="Delimiter">,</span> size<span class="Delimiter">);</span> <span id="L19" class="LineNr">19 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>size != read_size<span class="Delimiter">)</span> <a href='020elf.cc.html#L55'>die</a><span class="Delimiter">(</span><span class="Constant">&quot;read → </span><span class="cSpecial">%d</span><span class="Constant"> (!= </span><span class="cSpecial">%d</span><span class="Constant">)&quot;</span><span class="Delimiter">,</span> size<span class="Delimiter">,</span> read_size<span class="Delimiter">);</span> <span id="L20" class="LineNr">20 </span> <a href='020elf.cc.html#L24'>load_elf_contents</a><span class="Delimiter">(</span>elf_contents<span class="Delimiter">,</span> size<span class="Delimiter">);</span> <span id="L21" class="LineNr">21 </span> free<span class="Delimiter">(</span>elf_contents<span class="Delimiter">);</span> <span id="L22" class="LineNr">22 </span><span class="Delimiter">}</span> <span id="L23" class="LineNr">23 </span> <span id="L24" class="LineNr">24 </span><span class="Normal">void</span> <a href='020elf.cc.html#L24'>load_elf_contents</a><span class="Delimiter">(</span><span class="Normal">uint8_t</span>* elf_contents<span class="Delimiter">,</span> <span class="Normal">size_t</span> length<span class="Delimiter">)</span> <span class="Delimiter">{</span> <span id="L25" class="LineNr">25 </span> <span class="Normal">uint8_t</span> magic[<span class="Constant">5</span>] = <span class="Delimiter">{</span><span class="Constant">0</span><span class="Delimiter">};</span> <span id="L26" class="LineNr">26 </span> memcpy<span class="Delimiter">(</span>magic<span class="Delimiter">,</span> elf_contents<span class="Delimiter">,</span> <span class="Constant">4</span><span class="Delimiter">);</span> <span id="L27" class="LineNr">27 </span> <span class="Normal">if</span> <span class="Delimiter">(</span><span class="Constant">0</span> != memcmp<span class="Delimiter">(</span>magic<span class="Delimiter">,</span> <span class="Constant">&quot;</span><span class="cSpecial">\177</span><span class="Constant">ELF&quot;</span><span class="Delimiter">,</span> <span class="Constant">4</span><span class="Delimiter">))</span> <span id="L28" class="LineNr">28 </span> <a href='020elf.cc.html#L55'>die</a><span class="Delimiter">(</span><span class="Constant">&quot;Invalid ELF file starting with </span><span class="cSpecial">\&quot;</span><span class="cSpecial">%s</span><span class="cSpecial">\&quot;</span><span class="Constant">&quot;</span><span class="Delimiter">,</span> magic<span class="Delimiter">);</span> <span id="L29" class="LineNr">29 </span> <span id="L30" class="LineNr">30 </span> <span class="Normal">uint32_t</span> e_type = <a href='020elf.cc.html#L51'>u32_in</a><span class="Delimiter">(</span>&amp;elf_contents[<span class="Constant">16</span>]<span class="Delimiter">);</span> <span id="L31" class="LineNr">31 </span> <span class="Normal">if</span> <span class="Delimiter">(</span><span class="Constant">0x00030002</span> != e_type<span class="Delimiter">)</span> <span id="L32" class="LineNr">32 </span> <a href='020elf.cc.html#L55'>die</a><span class="Delimiter">(</span><span class="Constant">&quot;ELF type/machine 0x</span><span class="cSpecial">%x</span><span class="Constant"> isn't i386 executable&quot;</span><span class="Delimiter">,</span> e_type<span class="Delimiter">);</span> <span id="L33" class="LineNr">33 </span> <span id="L34" class="LineNr">34 </span> <span class="Normal">uint32_t</span> e_entry = <a href='020elf.cc.html#L51'>u32_in</a><span class="Delimiter">(</span>&amp;elf_contents[<span class="Constant">24</span>]<span class="Delimiter">);</span> <span id="L35" class="LineNr">35 </span> <span class="Normal">uint32_t</span> e_phoff = <a href='020elf.cc.html#L51'>u32_in</a><span class="Delimiter">(</span>&amp;elf_contents[<span class="Constant">28</span>]<span class="Delimiter">);</span> <span id="L36" class="LineNr">36 </span> <span class="Normal">uint32_t</span> p_vaddr = <a href='020elf.cc.html#L51'>u32_in</a><span class="Delimiter">(</span>&amp;elf_contents[e_phoff + <span class="Constant">8</span>]<span class="Delimiter">);</span> <span id="L37" class="LineNr">37 </span> <span class="Normal">uint32_t</span> p_memsz = <a href='020elf.cc.html#L51'>u32_in</a><span class="Delimiter">(</span>&amp;elf_contents[e_phoff + <span class="Constant">20</span>]<span class="Delimiter">);</span> <span id="L38" class="LineNr">38 </span> <span id="L39" class="LineNr">39 </span> <a href='010core.cc.html#L67'>Mem</a><span class="Delimiter">.</span>resize<span class="Delimiter">(</span>p_memsz<span class="Delimiter">);</span> <span class="Comment">// </span><span class="Todo">TODO</span><span class="Comment">: not sure if this should be + p_vaddr</span> <span id="L40" class="LineNr">40 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>length &gt; p_memsz - p_vaddr<span class="Delimiter">)</span> length = p_memsz - p_vaddr<span class="Delimiter">;</span> <span id="L41" class="LineNr">41 </span> <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">size_t</span> i = <span class="Constant">0</span><span class="Delimiter">;</span> i &lt; length<span class="Delimiter">;</span> ++i<span class="Delimiter">)</span> <span id="L42" class="LineNr">42 </span> <a href='010core.cc.html#L67'>Mem</a><span class="Delimiter">.</span>at<span class="Delimiter">(</span>p_vaddr + i<span class="Delimiter">)</span> = elf_contents[i]<span class="Delimiter">;</span> <span id="L43" class="LineNr">43 </span> <a href='010core.cc.html#L68'>End_of_program</a> = p_memsz<span class="Delimiter">;</span> <span id="L44" class="LineNr">44 </span> <span id="L45" class="LineNr">45 </span> <span class="Comment">// </span><span class="Todo">TODO</span><span class="Comment">: need to set up real stack somewhere</span> <span id="L46" class="LineNr">46 </span> <span id="L47" class="LineNr">47 </span> Reg[ESP]<span class="Delimiter">.</span>u = Reg[EBP]<span class="Delimiter">.</span>u = <a href='010core.cc.html#L68'>End_of_program</a><span class="Delimiter">;</span> <span id="L48" class="LineNr">48 </span> <a href='010core.cc.html#L23'>EIP</a> = e_entry<span class="Delimiter">;</span> <span id="L49" class="LineNr">49 </span><span class="Delimiter">}</span> <span id="L50" class="LineNr">50 </span> <span id="L51" class="LineNr">51 </span><span class="Normal">inline</span> <span class="Normal">uint32_t</span> <a href='020elf.cc.html#L51'>u32_in</a><span class="Delimiter">(</span><span class="Normal">uint8_t</span>* p<span class="Delimiter">)</span> <span class="Delimiter">{</span> <span id="L52" class="LineNr">52 </span> <span class="Identifier">return</span> p[<span class="Constant">0</span>] | p[<span class="Constant">1</span>] &lt;&lt; <span class="Constant">8</span> | p[<span class="Constant">2</span>] &lt;&lt; <span class="Constant">16</span> | p[<span class="Constant">3</span>] &lt;&lt; <span class="Constant">24</span><span class="Delimiter">;</span> <span id="L53" class="LineNr">53 </span><span class="Delimiter">}</span> <span id="L54" class="LineNr">54 </span> <span id="L55" class="LineNr">55 </span><span class="Normal">void</span> <a href='020elf.cc.html#L55'>die</a><span class="Delimiter">(</span><span class="Normal">const</span> <span class="Normal">char</span>* format<span class="Delimiter">,</span> <span class="Delimiter">...)</span> <span class="Delimiter">{</span> <span id="L56" class="LineNr">56 </span> <span class="Normal">va_list</span> args<span class="Delimiter">;</span> <span id="L57" class="LineNr">57 </span> va_start<span class="Delimiter">(</span>args<span class="Delimiter">,</span> format<span class="Delimiter">);</span> <span id="L58" class="LineNr">58 </span> vfprintf<span class="Delimiter">(</span><span class="Constant">stderr</span><span class="Delimiter">,</span> format<span class="Delimiter">,</span> args<span class="Delimiter">);</span> <span id="L59" class="LineNr">59 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>errno<span class="Delimiter">)</span> <span id="L60" class="LineNr">60 </span> perror<span class="Delimiter">(</span><span class="Constant">&quot;&lt;200c&gt;&quot;</span><span class="Delimiter">);</span> <span id="L61" class="LineNr">61 </span> <span class="Normal">else</span> <span id="L62" class="LineNr">62 </span> fprintf<span class="Delimiter">(</span><span class="Constant">stderr</span><span class="Delimiter">,</span> <span class="Constant">&quot;</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span><span class="Delimiter">);</span> <span id="L63" class="LineNr">63 </span> va_end<span class="Delimiter">(</span>args<span class="Delimiter">);</span> <span id="L64" class="LineNr">64 </span> abort<span class="Delimiter">();</span> <span id="L65" class="LineNr">65 </span><span class="Delimiter">}</span> <span id="L66" class="LineNr">66 </span> <span id="L67" class="LineNr">67 </span><span class="Delimiter">:(before &quot;End Types&quot;)</span> <span id="L68" class="LineNr">68 </span><span class="PreProc">#include </span><span class="Constant">&lt;sys/types.h&gt;</span> <span id="L69" class="LineNr">69 </span><span class="PreProc">#include </span><span class="Constant">&lt;sys/stat.h&gt;</span> <span id="L70" class="LineNr">70 </span><span class="PreProc">#include </span><span class="Constant">&lt;fcntl.h&gt;</span> <span id="L71" class="LineNr">71 </span><span class="PreProc">#include </span><span class="Constant">&lt;unistd.h&gt;</span> <span id="L72" class="LineNr">72 </span><span class="PreProc">#include </span><span class="Constant">&lt;stdarg.h&gt;</span> <span id="L73" class="LineNr">73 </span><span class="PreProc">#include </span><span class="Constant">&lt;errno.h&gt;</span> </pre> </body> </html> <!-- vim: set foldmethod=manual : -->