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-rw-r--r--expat/tests/benchmark/benchmark.c114
1 files changed, 114 insertions, 0 deletions
diff --git a/expat/tests/benchmark/benchmark.c b/expat/tests/benchmark/benchmark.c
new file mode 100644
index 000000000..0f0fd18c1
--- /dev/null
+++ b/expat/tests/benchmark/benchmark.c
@@ -0,0 +1,114 @@
+#include <sys/stat.h>
+#include <stdlib.h>
+#include <stdio.h>
+#include <time.h>
+#include "expat.h"
+
+#if defined(__amigaos__) && defined(__USE_INLINE__)
+#include <proto/expat.h>
+#endif
+
+#ifdef XML_LARGE_SIZE
+#define XML_FMT_INT_MOD "ll"
+#else
+#define XML_FMT_INT_MOD "l"
+#endif
+
+static void
+usage(const char *prog, int rc)
+{
+ fprintf(stderr,
+ "usage: %s [-n] filename bufferSize nr_of_loops\n", prog);
+ exit(rc);
+}
+
+int main (int argc, char *argv[])
+{
+ XML_Parser parser;
+ char *XMLBuf, *XMLBufEnd, *XMLBufPtr;
+ FILE *fd;
+ struct stat fileAttr;
+ int nrOfLoops, bufferSize, fileSize, i, isFinal;
+ int j = 0, ns = 0;
+ clock_t tstart, tend;
+ double cpuTime = 0.0;
+
+ if (argc > 1) {
+ if (argv[1][0] == '-') {
+ if (argv[1][1] == 'n' && argv[1][2] == '\0') {
+ ns = 1;
+ j = 1;
+ }
+ else
+ usage(argv[0], 1);
+ }
+ }
+
+ if (argc != j + 4)
+ usage(argv[0], 1);
+
+ if (stat (argv[j + 1], &fileAttr) != 0) {
+ fprintf (stderr, "could not access file '%s'\n", argv[j + 1]);
+ return 2;
+ }
+
+ fd = fopen (argv[j + 1], "r");
+ if (!fd) {
+ fprintf (stderr, "could not open file '%s'\n", argv[j + 1]);
+ exit(2);
+ }
+
+ bufferSize = atoi (argv[j + 2]);
+ nrOfLoops = atoi (argv[j + 3]);
+ if (bufferSize <= 0 || nrOfLoops <= 0) {
+ fprintf (stderr,
+ "buffer size and nr of loops must be greater than zero.\n");
+ exit(3);
+ }
+
+ XMLBuf = malloc (fileAttr.st_size);
+ fileSize = fread (XMLBuf, sizeof (char), fileAttr.st_size, fd);
+ fclose (fd);
+
+ if (ns)
+ parser = XML_ParserCreateNS(NULL, '!');
+ else
+ parser = XML_ParserCreate(NULL);
+
+ i = 0;
+ XMLBufEnd = XMLBuf + fileSize;
+ while (i < nrOfLoops) {
+ XMLBufPtr = XMLBuf;
+ isFinal = 0;
+ tstart = clock();
+ do {
+ int parseBufferSize = XMLBufEnd - XMLBufPtr;
+ if (parseBufferSize <= bufferSize)
+ isFinal = 1;
+ else
+ parseBufferSize = bufferSize;
+ if (!XML_Parse (parser, XMLBufPtr, parseBufferSize, isFinal)) {
+ fprintf (stderr, "error '%s' at line %" XML_FMT_INT_MOD \
+ "u character %" XML_FMT_INT_MOD "u\n",
+ XML_ErrorString (XML_GetErrorCode (parser)),
+ XML_GetCurrentLineNumber (parser),
+ XML_GetCurrentColumnNumber (parser));
+ free (XMLBuf);
+ XML_ParserFree (parser);
+ exit (4);
+ }
+ XMLBufPtr += bufferSize;
+ } while (!isFinal);
+ tend = clock();
+ cpuTime += ((double) (tend - tstart)) / CLOCKS_PER_SEC;
+ XML_ParserReset(parser, NULL);
+ i++;
+ }
+
+ XML_ParserFree (parser);
+ free (XMLBuf);
+
+ printf ("%d loops, with buffer size %d. Average time per loop: %f\n",
+ nrOfLoops, bufferSize, cpuTime / (double) nrOfLoops);
+ return 0;
+}