CoreFW  Check-in [8f1f410978]

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Comment:Add cfw_string_find().
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SHA3-256: 8f1f410978f5cd1e78d669c5e38a0b861f16fe2f483353ac8b72394b8b2871bc
User & Date: js on 2012-04-08 21:10:39
Other Links: manifest | tags
Context
2012-04-09
14:06
Add hashing. check-in: a2613e09be user: js tags: trunk
2012-04-08
21:10
Add cfw_string_find(). check-in: 8f1f410978 user: js tags: trunk
21:08
Don't always build a static lib. check-in: 83b94fbdaf user: js tags: trunk
Changes
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Modified src/string.c from [99bade167a] to [33cb49edea].

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 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 * POSSIBILITY OF SUCH DAMAGE.
 */

#include <stdlib.h>
#include <stdint.h>
#include <string.h>

#include "object.h"
#include "string.h"

struct CFWString {
	CFWObject obj;
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	new[str->len + append->len] = 0;

	str->data = new;
	str->len += append->len;

	return true;
}

size_t
cfw_string_find(CFWString *str, CFWString *substr, cfw_range_t range)
{
	size_t i;

	if (range.start > str->len)
		return SIZE_MAX;

	if (range.length == SIZE_MAX)
		range.length = str->len - range.start;

	if (range.start + range.length > str->len || substr->len > range.length)
		return SIZE_MAX;

	for (i = range.start; i <= range.start + range.length - substr->len;
	    i++)
		if (!memcmp(str->data + i, substr->data, substr->len))
			return i;

	return SIZE_MAX;
}

static CFWClass class = {
	.name = "CFWString",
	.size = sizeof(CFWString),
	.ctor = ctor,
	.dtor = dtor,
	.equal = equal,
	.copy = copy
};
CFWClass *cfw_string = &class;

Modified src/string.h from [1b82e73c57] to [2d77f73a91].

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 * POSSIBILITY OF SUCH DAMAGE.
 */

#ifndef __COREFW_STRING_H__
#define __COREFW_STRING_H__

#include "class.h"
#include "range.h"

typedef struct CFWString CFWString;
extern CFWClass *cfw_string;
extern const char* cfw_string_c(CFWString*);
extern size_t cfw_string_len(CFWString*);
extern bool cfw_string_set(CFWString*, const char*);
extern bool cfw_string_append(CFWString*, CFWString*);
extern size_t cfw_string_find(CFWString*, CFWString*, cfw_range_t);

#endif

Modified tests/tests.c from [33cbcd9d9d] to [fede98c922].

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	for (i = 0; i < cfw_array_size(a); i++)
		cfw_string_append(s[0], cfw_array_get(a, i));

	cfw_unref(a);

	puts(cfw_string_c(s[0]));

	s[1] = cfw_new(cfw_string, "ll");
	printf("%zd\n", cfw_string_find(s[0], s[1], cfw_range_all));
	cfw_unref(s[1]);

	cfw_unref(s[0]);

	return 0;
}