xml parsing demo
authorMarkus Bröker <mbroeker@largo.dyndns.tv>
Thu, 16 Apr 2009 12:49:12 +0200
changeset 41 574503cf7bb0
parent 40 be3f5582b839
child 42 83b8151b966d
xml parsing demo committer: Markus Bröker <mbroeker@largo.homelinux.org>
Makefile
xmlparser.c
--- a/Makefile
+++ b/Makefile
@@ -45,7 +45,8 @@
 	sort \
 	min2time \
 	recursive_compiler \
-	getpwnam_error
+	getpwnam_error \
+	xmlparser
 
 .SUFFIXES: .c .cc .asm
 
@@ -245,6 +246,10 @@
 	@echo Linking $< ...
 	@$(CC) -o $@ $<
 
+xmlparser: xmlparser.o
+	@echo Linking $< ...
+	@$(CC) -o $@ $< -lexpat
+
 .PHONY: clean uninstall
 
 clean:
new file mode 100644
--- /dev/null
+++ b/xmlparser.c
@@ -0,0 +1,66 @@
+/**
+ * test/demos/xmlparser.c
+ * Copyright (C) 2008 Markus Broeker
+ */
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <expat.h>
+
+#define MAXCHARS 80
+
+void start (void *data, const XML_Char * name, const XML_Char ** atts)
+{
+    int i = 0;
+    printf ("START TAG: %s\n", name);
+
+    while (atts[i] != NULL) {
+        printf ("\t[%.2d]: %s\n", i, atts[i]);
+        i++;
+    }
+}
+
+void end (void *data, const XML_Char * name)
+{
+    printf ("  END TAG: %s\n", name);
+}
+
+int main (int argc, char **argv)
+{
+    XML_Parser parser;
+    FILE *f;
+    char buffer[MAXCHARS + 1];
+
+    if (argc != 2) {
+        printf ("Usage: %s <xmlfile>\n", argv[0]);
+        return EXIT_FAILURE;
+    }
+
+    if ((f = fopen (argv[1], "r")) == NULL) {
+        fprintf (stderr, "Cannot open %s\n", argv[1]);
+        perror ("FOPEN");
+        return EXIT_FAILURE;
+    }
+
+    if ((parser = XML_ParserCreate (NULL)) == NULL) {
+        perror ("XML_ParserCreate");
+        return EXIT_FAILURE;
+    }
+
+    XML_SetElementHandler (parser, &start, &end);
+
+    while (fgets (buffer, MAXCHARS, f) != NULL) {
+        if (!XML_Parse (parser, buffer, strlen (buffer), 0))
+            printf ("XML-ERROR: %s\n", XML_ErrorString (XML_GetErrorCode (parser)));
+    }
+
+    XML_ParserFree (parser);
+
+    if (fclose (f)) {
+        perror ("FCLOSE");
+        return EXIT_FAILURE;
+    }
+
+    return EXIT_SUCCESS;
+}