Updated cow to return 1 on error (still needs work).

Updated Makefile to check for error from cow.
Fixed bug in events.xsl that prevents events from displaying on main page.
Moved mirror_* variables into cscweb.xsl.
Added news about mirror.cs.

cow/main.c

@@ -1,4 +1,5 @@
 #include <stdio.h>
+#include <string.h>
 #include <libxml/xmlmemory.h>
 #include <libxml/debugXML.h>
 #include <libxml/HTMLtree.h>
@@ -17,10 +18,13 @@ extern int xmlLoadExtDtdDefaultValue;
 
 void init_extensions();
 
+/* TODO: check for parse errors */
+static int error = 0;
+
 /* output usage message. progname is the name of the executable. */
 static void usage(const char* progname)
 {
-  printf("Usage: %s [options] stylesheet input\n", progname);
+  printf("Usage: %s [options] stylesheet input output\n", progname);
   printf("      --param name value : pass a parameter to the stylesheet\n");
 }
 
@@ -32,6 +36,7 @@ int main(int argc, char** argv)
   int nbparams = 0;
   xsltStylesheetPtr cur = NULL;
   xmlDocPtr doc, res;
+  FILE *out;
   
   maxparams = 16;
   params = (const char**)malloc(sizeof(char*) * maxparams * 2);
@@ -59,7 +64,7 @@ int main(int argc, char** argv)
       return 1;
     }
   }
-  if (argNum == argc) {
+  if ((argc - argNum) != 3) {
     usage(argv[0]);
     return 1;
   }
@@ -73,9 +78,18 @@ int main(int argc, char** argv)
   cur = xsltParseStylesheetFile((const xmlChar *)argv[argNum]);
   argNum++;
   doc = xmlParseFile(argv[argNum]);
+  argNum++;
+  if(!doc)
+    return 1;
   res = xsltApplyStylesheet(cur, doc, params);
-  xsltSaveResultToFile(stdout, res, cur);
+  if(!res || error)
+    return 1;
+  out = fopen(argv[argNum], "w");
+  if(!out)
+    return 1;
+  xsltSaveResultToFile(out, res, cur);
   
+  fclose(out);
   xsltFreeStylesheet(cur);
   xmlFreeDoc(res);
   xmlFreeDoc(doc);

cscweb.xsl

@@ -18,6 +18,10 @@
  </xsl:choose>
 </xsl:variable>
 
+<!-- mirror variables -->
+<xsl:variable name="mirror_csc">http://csclub.uwaterloo.ca/files/</xsl:variable>
+<xsl:variable name="mirror_cs">http://mirror.cs.uwaterloo.ca/csclub/</xsl:variable>
+
 <xsl:output method="xml" encoding="ISO-8859-1" doctype-public="-//W3C//DTD XHTML 1.0 Strict//EN" doctype-system="http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd" />
 
 <!-- include additional style sheets -->

default.mk.in

@@ -9,12 +9,12 @@ ifdef DEBUG
 endif
 
 all: $(OUTPUTS)
-	@for i in $(SUBDIRS) ; do (cd $$i && $(MAKE) && cd ..) ; done
+	@for i in $(SUBDIRS) ; do (cd $$i && ($(MAKE) || exit 1)  && cd ..) ; done
 
 clean-recurse: clean
-	@for i in $(SUBDIRS) ; do (cd $$i && $(MAKE) clean-recurse && cd ..) ; done
+	@for i in $(SUBDIRS) ; do (cd $$i && ($(MAKE) clean-recurse || exit 1) && cd ..) ; done
 clean:
 	rm -f *.html events.ics
 
 %.html: %.xml $(ROOT)/csc.dtd $(ROOT)/cscweb.xsl $(ROOT)/xsl/*.xsl $(ROOT)/events.xml $(ROOT)/news.xml $(ROOT)/menu.xml $(ROOT)/default.mk directory.xml $(ROOT)/cow/cow
-	$(ROOT)/cow/cow $(XSLTARGS) $(ROOT)/cscweb.xsl $< > $@
+	$(ROOT)/cow/cow $(XSLTARGS) $(ROOT)/cscweb.xsl $< $@ || exit 1;

news.xml

@@ -2,6 +2,9 @@
 
 <!DOCTYPE newdefs SYSTEM "csc.dtd">
 <newsdefs>
+ <newsitem author="dtbartle" date="2007-08-13">
+   Our talks our now mirrored on mirror.cs for ResNet and on-campus users.
+ </newsitem>
  <newsitem author="mspang" date="2007-05-11">
  The <a href="/about/exec.html">executive</a> has been elected for the Spring 2007 term.
  </newsitem>

xsl/events.xsl

@@ -8,7 +8,7 @@
   <tr>
     <th colspan="2" class="news">Upcoming Events</th>
   </tr>
-  <xsl:for-each select="document(concat($pwd, '/../events.xml'))/eventdefs/eventitem">
+  <xsl:for-each select="document(concat($pwd, '/events.xml'))/eventdefs/eventitem">
     <xsl:sort select="translate(@date, '-', '')" 
         order="ascending" data-type="number" />
     <xsl:if test="translate(@date, '-', '') &gt;= translate($date, '-', '')">

xsl/media.xsl

@@ -4,9 +4,6 @@
     xmlns:csc="http://www.csclub.uwaterloo.ca/cow" 
     extension-element-prefixes="csc">
 
-<xsl:variable name="mirror_csc">http://csclub.uwaterloo.ca/files/</xsl:variable>
-<xsl:variable name="mirror_cs">http://mirror.cs.uwaterloo.ca/csc/</xsl:variable>
-
 <xsl:template match="mediafile">
   <xsl:param name="ext" />
   <xsl:param name="mirror" />