add ctags config

.gitignore

@@ -3,3 +3,4 @@ procmailrc
 *~
 *.pyc
 gitconfig
+ctags

Makefile

@@ -1,5 +1,5 @@
 FILES = bashrc vimrc zshrc emacs.el gitconfig screenrc commonshrc \
-	gnomerc gvimrc muttrc pentadactylrc mailcap latexmkrc
+	gnomerc gvimrc muttrc pentadactylrc mailcap latexmkrc ctags
 FILES2 = msmtprc
 
 .PHONY: install clean check
@@ -41,6 +41,10 @@ install-vim-plug:
 endif
 
 clean:
+	$(RM) gitconfig ctags
+
+ctags: ctags.in
+	grep '^-' $< >$@
 
 %: %.m4
 	m4 $< >$@

ctags.in

@@ -0,0 +1,29 @@
+--recurse=yes
+--tag-relative=yes
+--exclude=.git
+--exclude=build
+
+# latex config from https://github.com/vim-scripts/latex-support.vim/blob/master/latex-support/rc/customization.ctags
+--langdef=latex
+--langmap=latex:.tex
+--regex-latex=/^\\part[[:space:]]*(\[[^]]*\])?[[:space:]]*\{([^}]+)\}/PART \2/s,section/
+--regex-latex=/^\\part[[:space:]]*\*[[:space:]]*\{([^}]+)\}/PART \1/s,section/
+--regex-latex=/^\\chapter[[:space:]]*(\[[^]]*\])?[[:space:]]*\{([^}]+)\}/CHAP \2/s,section/
+--regex-latex=/^\\chapter[[:space:]]*\*[[:space:]]*\{([^}]+)\}/CHAP \1/s,section/
+--regex-latex=/^\\section[[:space:]]*(\[[^]]*\])?[[:space:]]*\{([^}]+)\}/. \2/s,section/
+--regex-latex=/^\\section[[:space:]]*\*[[:space:]]*\{([^}]+)\}/. \1/s,section/
+--regex-latex=/^\\subsection[[:space:]]*(\[[^]]*\])?[[:space:]]*\{([^}]+)\}/.. \2/s,section/
+--regex-latex=/^\\subsection[[:space:]]*\*[[:space:]]*\{([^}]+)\}/.. \1/s,section/
+--regex-latex=/^\\subsubsection[[:space:]]*(\[[^]]*\])?[[:space:]]*\{([^}]+)\}/... \2/s,section/
+--regex-latex=/^\\subsubsection[[:space:]]*\*[[:space:]]*\{([^}]+)\}/... \1/s,section/
+--regex-latex=/^\\includegraphics[[:space:]]*(\[[^]]*\])?[[:space:]]*(\[[^]]*\])?[[:space:]]*\{[[:space:]]*([^}]+)[[:space:]]*\}/\3/g,graphics/
+--regex-latex=/^\\lstinputlisting[[:space:]]*(\[[^]]*\])?[[:space:]]*(\[[^]]*\])?[[:space:]]*\{[[:space:]]*([^}]+)[[:space:]]*\}/\3/i,listings/
+--regex-latex=/\\frametitle[[:space:]]*\{([^}]+)\}/ # \1/s,section/
+--regex-latex=/\\label[[:space:]]*\{([^}]+)\}/\1/l,label/
+--regex-latex=/\\bibitem[[:space:]]*\[([^]]*)\]\{([^}]+)\}/\1 \2/b,bibitem/
+--langdef=bibtex
+--langmap=bibtex:.bib
+--regex-bibtex=/@string\{([^ "#%')(,=}{]+)/\1/s,BibTeX-Strings/i
+--regex-bibtex=/@(article|book|booklet|inbook|incollection|inproceedings|manual|masterthesis|misc|phdthesis|proceedings|techreport|unpublished)\{([^,]+),/\2 [\1]/e,BibTeX-Entries/i
+--regex-bibtex=/[[:space:]]*author[[:space:]]*=[[:space:]]*("([^"]+)"|\{([^\}]+)\})[[:space:]]*,?[[:space:]]*$/\2\3/a,BibTeX-Authors/i
+--regex-bibtex=/[[:space:]]*title[[:space:]]*=[[:space:]]*["\{](\{[:word:]+\}.+|.+)(["}][[:space:]]*,[[:space:]]*$|$)/\1/t,BibTeX-Titles/i