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/*
* testRegexp.c: simple module for testing regular expressions
*
* See Copyright for the status of this software.
*
* Daniel Veillard <veillard@redhat.com>
*/
#include <string.h>
#include "libxml.h"
#ifdef LIBXML_REGEXP_ENABLED
#include <libxml/tree.h>
#include <libxml/xmlregexp.h>
static int repeat = 0;
static int debug = 0;
static void testRegexp(xmlRegexpPtr comp, const char *value) {
int ret;
ret = xmlRegexpExec(comp, (const xmlChar *) value);
if (ret == 1)
printf("%s: Ok\n", value);
else if (ret == 0)
printf("%s: Fail\n", value);
else
printf("%s: Error: %d\n", value, ret);
if (repeat) {
int j;
for (j = 0;j < 999999;j++)
xmlRegexpExec(comp, (const xmlChar *) value);
}
}
static void
testRegexpFile(const char *filename) {
xmlRegexpPtr comp = NULL;
FILE *input;
char expression[5000];
int len;
input = fopen(filename, "r");
if (input == NULL) {
xmlGenericError(xmlGenericErrorContext,
"Cannot open %s for reading\n", filename);
return;
}
while (fgets(expression, 4500, input) != NULL) {
len = strlen(expression);
len--;
while ((len >= 0) &&
((expression[len] == '\n') || (expression[len] == '\t') ||
(expression[len] == '\r') || (expression[len] == ' '))) len--;
expression[len + 1] = 0;
if (len >= 0) {
if (expression[0] == '#')
continue;
if ((expression[0] == '=') && (expression[1] == '>')) {
char *pattern = &expression[2];
if (comp != NULL) {
xmlRegFreeRegexp(comp);
comp = NULL;
}
printf("Regexp: %s\n", pattern) ;
comp = xmlRegexpCompile((const xmlChar *) pattern);
if (comp == NULL) {
printf(" failed to compile\n");
break;
}
} else if (comp == NULL) {
printf("Regexp: %s\n", expression) ;
comp = xmlRegexpCompile((const xmlChar *) expression);
if (comp == NULL) {
printf(" failed to compile\n");
break;
}
} else if (comp != NULL) {
testRegexp(comp, expression);
}
}
}
fclose(input);
if (comp != NULL)
xmlRegFreeRegexp(comp);
}
static void usage(const char *name) {
fprintf(stderr, "Usage: %s\n", name);
}
int main(int argc, char **argv) {
xmlRegexpPtr comp = NULL;
const char *pattern = NULL;
char *filename = NULL;
int i;
xmlInitMemory();
if (argc <= 1) {
usage(argv[0]);
return(1);
}
for (i = 1; i < argc ; i++) {
if (!strcmp(argv[i], "-"))
break;
if (argv[i][0] != '-')
continue;
if ((!strcmp(argv[i], "-debug")) || (!strcmp(argv[i], "--debug"))) {
debug++;
} else if ((!strcmp(argv[i], "-repeat")) ||
(!strcmp(argv[i], "--repeat"))) {
repeat++;
} else if ((!strcmp(argv[i], "-i")) || (!strcmp(argv[i], "--input")))
filename = argv[++i];
else {
fprintf(stderr, "Unknown option %s\n", argv[i]);
usage(argv[0]);
}
}
if (filename != NULL) {
testRegexpFile(filename);
} else {
for (i = 1; i < argc ; i++) {
if ((argv[i][0] != '-') || (strcmp(argv[i], "-") == 0)) {
if (pattern == NULL) {
pattern = argv[i];
printf("Testing %s:\n", pattern);
comp = xmlRegexpCompile((const xmlChar *) pattern);
if (comp == NULL) {
printf(" failed to compile\n");
break;
}
if (debug)
xmlRegexpPrint(stdout, comp);
} else {
testRegexp(comp, argv[i]);
}
}
}
if (comp != NULL)
xmlRegFreeRegexp(comp);
}
xmlCleanupParser();
xmlMemoryDump();
return(0);
}
#else
#include <stdio.h>
int main(int argc ATTRIBUTE_UNUSED, char **argv ATTRIBUTE_UNUSED) {
printf("%s : Regexp support not compiled in\n", argv[0]);
return(0);
}
#endif /* LIBXML_REGEXP_ENABLED */
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