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→Accessing GNU Octave info
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== A better GNU Octave syntax file == | == A better GNU Octave syntax file == | ||
For now, Vim does not have a dedicated, officially distributed filetype for GNU Octave. The community agreed the best solution is to use [https://www.vim.org/scripts/script.php?script_id=3600 | For now, Vim does not have a dedicated, officially distributed filetype for GNU Octave. The community agreed the best solution is to use [https://www.vim.org/scripts/script.php?script_id=3600 syntax.vim] by Rik. All the instructions for installing it can be found on the hyperlink. A companion script for indenting Octave m-files from Rik is available at [https://www.vim.org/scripts/script.php?script_id=6056 indent.vim]. | ||
== Accessing GNU Octave info == | == Accessing GNU Octave info == | ||
GNU Octave info package can be found in almost all Linux distributions. | GNU Octave info package can be found in almost all Linux distributions. To install the package under Ubuntu, you can type: | ||
$ sudo apt-get install octave<version>-info | $ sudo apt-get install octave<version>-info | ||
where {{Codeline|<version>}} must be substituted by the appropriate string. Add the following line to your {{Path|~/.vimrc}} file: | where {{Codeline|<version>}} must be substituted by the appropriate string. | ||
Add the following line to your {{Path|~/.vimrc}} file: | |||
autocmd FileType matlab setlocal keywordprg=info\ octave\ --vi-keys\ --index-search | autocmd FileType matlab setlocal keywordprg=info\ octave\ --vi-keys\ --index-search | ||
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Now, when editing a {{Path|*.m}} file, you can type {{Key|K}} in normal mode and the word under the cursor will be searched for in the GNU Octave documentation index. Pressing {{Key|,}} yields the next occurrence. | Now, when editing a {{Path|*.m}} file, you can type {{Key|K}} in normal mode and the word under the cursor will be searched for in the GNU Octave documentation index. Pressing {{Key|,}} yields the next occurrence. | ||
Unfortunately info does not work in dumb terminals. As gVim has only dumb terminal, a workaround must be done to access info. Two methods are possible. First one | Unfortunately info does not work in dumb terminals. As gVim has only a dumb terminal, a workaround must be done to access info. Two methods are possible. First, one can to use a plugin, like [https://github.com/carlobaldassi/ConqueTerm ConqueTerm], which can turn a gVim buffer into a terminal emulator. | ||
Second | Second, one can use an external terminal emulator, preferably a fast loading one such as xterm, and install it. To installing xterm under Ubuntu, you can type: | ||
$ sudo apt-get install xterm | $ sudo apt-get install xterm | ||
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autocmd FileType octave setlocal keywordprg=xterm\ -e\ info\ octave\ --vi-keys\ --index-search | autocmd FileType octave setlocal keywordprg=xterm\ -e\ info\ octave\ --vi-keys\ --index-search | ||
Now you can type {{Key|K}} in normal mode and a new terminal window will opened and the word under the cursor will be searched for in the GNU Octave documentation index. You can set | Now you can type {{Key|K}} in normal mode and a new terminal window will opened and the word under the cursor will be searched for in the GNU Octave documentation index. You can set a larger font and a specific window geometry for xterm with the following line: | ||
autocmd FileType octave setlocal keywordprg=xterm\ -fa\ 'DejaVu\ Sans\ Mono:style=Book'\ -fs\ 12\ -geometry\ 80x50\ -e\ info\ octave\ --vi-keys\ --index-search | autocmd FileType octave setlocal keywordprg=xterm\ -fa\ 'DejaVu\ Sans\ Mono:style=Book'\ -fs\ 12\ -geometry\ 80x50\ -e\ info\ octave\ --vi-keys\ --index-search | ||
'''NOTE:''' If using Rik's [http://www.vim.org/scripts/script.php?script_id=3600 | '''NOTE:''' If using Rik's [http://www.vim.org/scripts/script.php?script_id=3600 syntax.vim] syntax, replace {{Codeline|matlab}} by {{Codeline|octave}}. | ||
== Jumping between control statements == | == Jumping between control statements == | ||