X-Git-Url: http://gitweb.michael.orlitzky.com/?a=blobdiff_plain;f=GNUmakefile;h=3369c9ce36171423c9707bee884447446fb02e98;hb=7dfe6fdee9d819258393544917c871f6b85a3eb8;hp=3f941fbeab7dd637502a99481e73c497dad57aeb;hpb=83458c3f65b80a7897ced0553804b38f4872fcb6;p=mjotex.git

diff --git a/GNUmakefile b/GNUmakefile
index 3f941fb..3369c9c 100644
--- a/GNUmakefile
+++ b/GNUmakefile
@@ -44,6 +44,16 @@ SAGE_LISTING_DSTS = $(patsubst %.listing,%.py,$(SAGE_LISTING_SRCS))
 #
 INDICES = $(PN)
 
+# We have to rebuild the index whenever the contents of the document
+# change, because page numbers get moved around. But when no INDICES
+# are defined, rebuilding them should be a no-op. This next definition
+# ensures that.
+ifdef INDICES
+REMAKE_INDICES = makeindex $(INDEX_SRCS)
+else
+REMAKE_INDICES = true
+endif
+
 # Use kpsewhich (from the kpathsea suite) to find the absolute paths
 # of the bibtex/mjotex files listed in in $(BIBS)/$(MJOTEX). The SRCS
 # variable should contain all (Bib)TeX source files for the document.
@@ -117,6 +127,7 @@ $(PN).pdf: $(SRCS) $(PN).bbl $(INDEX_DSTS)
 		rm $@.previous; \
 	else \
 		mv $@ $@.previous; \
+		$(REMAKE_INDICES); \
 		$(MAKE) $@; \
 	fi;
 
@@ -191,7 +202,8 @@ check-boxes: $(PN).log
 .PHONY: check-chktex
 CHKTEX = chktex --localrc .chktexrc --quiet --inputfiles=0
 check-chktex:
-	@[ -z "$(shell $(CHKTEX) mjotex.sty)" ]
+	@chktexout=$$($(CHKTEX) $(PN).tex); \
+	  test -z "$${chktexout}" || { echo "$${chktexout}" 1>&2; exit 1; }
 
 # Ensure that there are no undefined references in the document by
 # parsing the log file for said warnings.