build-latex.sh: Don't panic if Bibtex fails.

This is unfortunate, but Bibtex panics far too readily, particularly
over duplicate entries.

diff --git a/build-latex.sh b/build-latex.sh
index b772418..8e1b400 100755 (executable)
--- a/build-latex.sh
+++ b/build-latex.sh
@@ -13,7 +13,7 @@ for i in toc lot lof aux ind idx ilg bbl blg log; do
 done
 
 $tex -jobname "$jobname" "\\relax $preamble \\input $file"
-case ",$opts," in *,bibtex,*) bibtex "$jobname".aux;; esac
+case ",$opts," in *,bibtex,*) bibtex "$jobname".aux || :;; esac
 $tex -jobname "$jobname" "\\relax $preamble \\input $file"
 $tex -jobname "$jobname" "\\relax $preamble \\input $file"
 case ",$opts," in