diff -r 41300fa6a67c -r f7bc934e204c util/examples/xmlpatterns/xquery/globalVariables/reportGlobals.xq
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/util/examples/xmlpatterns/xquery/globalVariables/reportGlobals.xq Wed Mar 31 11:06:36 2010 +0300
@@ -0,0 +1,110 @@
+(:
+ This XQuery loads a GCC-XML file and reports the locations of all
+ global variables in the original C++ source. To run the query,
+ use the command line:
+
+ xmlpatterns reportGlobals.xq -param fileToOpen=globals.gccxml -output globals.html
+
+ "fileToOpen=globals.gccxml" binds the file name "globals.gccxml"
+ to the variable "fileToOpen" declared and used below.
+:)
+
+declare variable $fileToOpen as xs:anyURI external;
+declare variable $inDoc as document-node() := doc($fileToOpen);
+
+(:
+ This function determines whether the typeId is a complex type,
+ e.g. QString. We only check whether it's a class. To be strictly
+ correct, we should check whether the class has a non-synthesized
+ constructor. We accept both mutable and const types.
+:)
+declare function local:isComplexType($typeID as xs:string) as xs:boolean
+{
+ exists($inDoc/GCC_XML/Class[@id = $typeID])
+ or
+ exists($inDoc/GCC_XML/Class[@id = $inDoc/GCC_XML/CvQualifiedType[@id = $typeID]/@type])
+};
+
+(:
+ This function determines whether the typeId is a primitive type.
+:)
+declare function local:isPrimitive($typeId as xs:string) as xs:boolean
+{
+ exists($inDoc/GCC_XML/FundamentalType[@id = $typeId])
+};
+
+(:
+ This function constructs a line for the report. The line contains
+ a variable name, the source file, and the line number.
+:)
+declare function local:location($block as element()) as xs:string
+{
+ concat($inDoc/GCC_XML/File[@id = $block/@file]/@name, " at line ", $block/@line)
+};
+
+(:
+ This function generates the report. Note that it is called once
+ in the element of the output.
+
+ It ignores const variables of simple types but reports all others.
+:)
+declare function local:report() as element()+
+{
+ let $complexVariables as element(Variable)* := $inDoc/GCC_XML/Variable[local:isComplexType(@type)]
+ return if (exists($complexVariables))
+ then (Global variables with complex types:
,
+
+ {
+ (: For each Variable in $complexVariables... :)
+ $complexVariables/- {string(@name)} in {local:location(.)}
+ }
+
)
+ else No complex global variables found.
+
+ ,
+
+ let $primitiveVariables as element(Variable)+ := $inDoc/GCC_XML/Variable[local:isPrimitive(@type)]
+ return if (exists($primitiveVariables))
+ then (Mutable global variables with primitives types:
,
+
+ {
+ (: For each Variable in $complexVariables... :)
+ $primitiveVariables/- {string(@name)} in {local:location(.)}
+ }
+
)
+ else No mutable primitive global variables found.
+};
+
+(:
+ This is where the report is output. First
+ there is some style stuff, then the element,
+ which contains the call to the \c{local:report()}
+ declared above.
+:)
+
+
+ Global variables report for {$fileToOpen}
+
+
+
+
+ Start report: {current-dateTime()}
+ {
+ local:report()
+ }
+ End report: {current-dateTime()}
+
+
+