set shiftround
set shiftwidth=2
set showcmd			" Helps avoid command-mode typos.
set showmatch
set tildeop			" I always thought '~' should work this way...
set textwidth=75
set wrapmargin=8
set nomodeline
set ruler			" I like to know where I am.
set cpoptions=aABceF		" The default setting for this includes the
				" 's' option; I disable that so that
				" certain buffer settings (like the ones
				" below) don't have to be set and reset
				" every time we enter or leave a buffer.

" Set various options according to the type of file we're editing.
augroup settings
autocmd BufNewFile,BufReadPost *.c,*.h,*.cc,*.inl set cindent cinoptions=(0,g0
autocmd BufNewFile,BufReadPost *.*vimrc,*.vim,.exrc,_*vimrc,_exrc set comments=b:\"
autocmd BufNewFile,BufReadPost *.tex,*.sty set comments=:%
autocmd BufNewFile,BufReadPost *.pl,*.pm,*.PL set cindent cinoptions=(0
autocmd BufNewFile,BufReadPost *.gene set autoindent comments=n:#
augroup END

" These two mappings switch between my preferred indent style (on <F1>) and
" the company-standard indent style (on <F2>).
nmap <F1> :set cindent shiftwidth=2 cinoptions={0,(0,g0
nmap <F2> :set cindent shiftwidth=4 cinoptions={s,(0,g0
" When I edit a new file, there's no "#!" line at the top by which to set
" syntax highlighting and other file-specific options; this mapping lets me
" recheck those after adding the "#!" line.
nmap <F3> :doau syntax BufReadPost <Bar> doau settings BufReadPost

if version >= 500
  " I've gotten too used to the reformat command living on the 'Q' key.
  nmap Q gq
  omap Q gq
  if !has("gui_running")
    set background=dark
  endif
  " These scripts, which are picked up by the system syntax.vim, set up
  " autocmds for all my personal and modified syntax files.
  let mysyntaxfile = "~abby/vim/mysyntax.vim"
  let myscriptsfile = "~abby/vim/myscripts.vim"
  " Activate optional features of the Perl syntax file.
  let perl_extended_vars = 1
  let perl_highlight_matches = 1
  let perl_embedded_pod = 1
  let perl_want_scope_in_variables = 1
  " These settings allow me to use color highlighting in rxvt without
  " having to manually reset TERM from "xterm" to "rxvt".
  set t_Co=8
  set t_Sb=[4%p1%dm
  set t_Sf=[3%p1%dm

  if has("syntax")
    " Enable syntax highlighting.
    syntax on
  endif