Fix the regeneration of HTML outputs.

	* doc/Makefile.am
	($(TECHNICAL_HTML_OUTPUTS))
	($(TUTORIAL_HTML_OUTPUTS))
	($(WHITE_PAPER_HTML_OUTPUTS))
	($(REF_GUIDE_HTML_OUTPUTS)):
	Fix tests on targets.

milena/ChangeLog

+2010-03-18  Roland Levillain  <roland@lrde.epita.fr>
+
+	Fix the regeneration of HTML outputs.
+
+	* doc/Makefile.am
+	($(TECHNICAL_HTML_OUTPUTS))
+	($(TUTORIAL_HTML_OUTPUTS))
+	($(WHITE_PAPER_HTML_OUTPUTS))
+	($(REF_GUIDE_HTML_OUTPUTS)):
+	Fix tests on targets.
+
 2010-03-15  Roland Levillain  <roland@lrde.epita.fr>
 	Distribute and clean documentation timestamps.

milena/doc/Makefile.am

@@ -340,7 +340,7 @@ $(TECHNICAL_HTML).stamp: $(technical_dir)/technical.tex $(technical_dependencies
 
 $(TECHNICAL_HTML_OUTPUTS): $(TECHNICAL_HTML).stamp
 ## Recover from the removal of $@
-	@if test -d $@; then :; else \
+	@if test -f $@; then :; else \
 	  rm -f $<; \
 	  $(MAKE) $(AM_MAKEFLAGS) $<; \
 	fi
@@ -443,7 +443,7 @@ $(TUTORIAL_HTML).stamp: $(tutorial_dir)/tutorial.tex $(tutorial_dependencies)
 
 $(TUTORIAL_HTML_OUTPUTS): $(TUTORIAL_HTML).stamp
 ## Recover from the removal of $@
-	@if test -d $@; then :; else \
+	@if test -f $@; then :; else \
 	  rm -f $<; \
 	  $(MAKE) $(AM_MAKEFLAGS) $<; \
 	fi
@@ -559,7 +559,7 @@ $(WHITE_PAPER_HTML).stamp: $(white_paper_dir)/white_paper.tex $(EPSS)
 
 $(WHITE_PAPER_HTML_OUTPUTS): $(WHITE_PAPER_HTML).stamp
 ## Recover from the removal of $@
-	@if test -d $@; then :; else \
+	@if test -f $@; then :; else \
 	  rm -f $<; \
 	  $(MAKE) $(AM_MAKEFLAGS) $<; \
 	fi
@@ -646,7 +646,7 @@ $(REF_GUIDE_HTML).stamp: $(ref_guide_dir)/ref_guide.tex $(ref_guide_dependencies
 
 $(REF_GUIDE_HTML_OUTPUTS): $(REF_GUIDE_HTML).stamp
 ## Recover from the removal of $@
-	@if test -d $@; then :; else \
+	@if test -f $@; then :; else \
 	  rm -f $<; \
 	  $(MAKE) $(AM_MAKEFLAGS) $<; \
 	fi