Merge changes from v4

5 files changed, 95 insertions, 32 deletions

diff --git a/bin/common.h b/bin/common.h
index 5d55acc..e4d2eda 100644
--- a/bin/common.h
+++ b/bin/common.h
@@ -83,7 +83,7 @@ parse_options(
 					result = parse_short_option(arg[pos], next, opaque);
 					if (!result) return 0;
 					if (result == 2) {
-						i++;
+						if (next == next_arg) i++;
 						break;
 					}
 				}
diff --git a/bin/hoedown.c b/bin/hoedown.c
index 5aac21a..c0e5279 100644
--- a/bin/hoedown.c
+++ b/bin/hoedown.c
@@ -2,7 +2,7 @@
 #include "html.h"
 
 #include "common.h"
-/*#include <time.h>*/
+#include <time.h>
 
 
 /* FEATURES INFO / DEFAULTS */
@@ -362,7 +362,7 @@ int
 main(int argc, char **argv)
 {
 	struct option_data data;
-	/*struct timespec start, end;*/
+	clock_t t1, t2;
 	FILE *file = stdin;
 	hoedown_buffer *ib, *ob;
 	hoedown_renderer *renderer = NULL;
@@ -398,13 +398,9 @@ main(int argc, char **argv)
 	/* Read everything */
 	ib = hoedown_buffer_new(data.iunit);
 
-	while (!feof(file)) {
-		if (ferror(file)) {
-			fprintf(stderr, "I/O errors found while reading input.\n");
-			return 5;
-		}
-		hoedown_buffer_grow(ib, ib->size + data.iunit);
-		ib->size += fread(ib->data + ib->size, 1, data.iunit, file);
+	if (hoedown_buffer_putf(ib, file)) {
+		fprintf(stderr, "I/O errors found while reading input.\n");
+		return 5;
 	}
 
 	if (file != stdin) fclose(file);
@@ -425,35 +421,39 @@ main(int argc, char **argv)
 	ob = hoedown_buffer_new(data.ounit);
 	document = hoedown_document_new(renderer, data.extensions, data.max_nesting);
 
-	/*clock_gettime(CLOCK_MONOTONIC, &start);*/
+	t1 = clock();
 	hoedown_document_render(document, ob, ib->data, ib->size);
-	/*clock_gettime(CLOCK_MONOTONIC, &end);*/
-
-	/* Write the result to stdout */
-	(void)fwrite(ob->data, 1, ob->size, stdout);
-
-	/* Show rendering time */
-	if (data.show_time) {
-		/*TODO: enable this
-		long long elapsed = (end.tv_sec - start.tv_sec)*1e9 + (end.tv_nsec - start.tv_nsec);
-		if (elapsed < 1e9)
-			fprintf(stderr, "Time spent on rendering: %.2f ms.\n", ((double)elapsed)/1e6);
-		else
-			fprintf(stderr, "Time spent on rendering: %.3f s.\n", ((double)elapsed)/1e9);
-		*/
-	}
+	t2 = clock();
 
 	/* Cleanup */
 	hoedown_buffer_free(ib);
-	hoedown_buffer_free(ob);
-
 	hoedown_document_free(document);
 	renderer_free(renderer);
 
+	/* Write the result to stdout */
+	(void)fwrite(ob->data, 1, ob->size, stdout);
+	hoedown_buffer_free(ob);
+
 	if (ferror(stdout)) {
 		fprintf(stderr, "I/O errors found while writing output.\n");
 		return 5;
 	}
 
+	/* Show rendering time */
+	if (data.show_time) {
+		double elapsed;
+
+		if (t1 == -1 || t2 == -1) {
+			fprintf(stderr, "Failed to get the time.\n");
+			return 1;
+		}
+
+		elapsed = (double)(t2 - t1) / CLOCKS_PER_SEC;
+		if (elapsed < 1)
+			fprintf(stderr, "Time spent on rendering: %7.2f ms.\n", elapsed*1e3);
+		else
+			fprintf(stderr, "Time spent on rendering: %6.3f s.\n", elapsed);
+	}
+
 	return 0;
 }
diff --git a/src/buffer.c b/src/buffer.c
index 2ca0fd1..af77b70 100644
--- a/src/buffer.c
+++ b/src/buffer.c
@@ -62,6 +62,13 @@ hoedown_buffer_init(
 	buf->buffer_free = buffer_free;
 }
 
+void
+hoedown_buffer_uninit(hoedown_buffer *buf)
+{
+	assert(buf && buf->unit);
+	buf->data_free(buf->data);
+}
+
 hoedown_buffer *
 hoedown_buffer_new(size_t unit)
 {
@@ -74,6 +81,7 @@ void
 hoedown_buffer_free(hoedown_buffer *buf)
 {
 	if (!buf) return;
+	assert(buf && buf->unit);
 
 	buf->data_free(buf->data);
 
@@ -138,6 +146,19 @@ hoedown_buffer_putc(hoedown_buffer *buf, uint8_t c)
 	buf->size += 1;
 }
 
+int
+hoedown_buffer_putf(hoedown_buffer *buf, FILE *file)
+{
+	assert(buf && buf->unit);
+
+	while (!(feof(file) || ferror(file))) {
+		hoedown_buffer_grow(buf, buf->size + buf->unit);
+		buf->size += fread(buf->data + buf->size, 1, buf->unit, file);
+	}
+
+	return ferror(file);
+}
+
 void
 hoedown_buffer_set(hoedown_buffer *buf, const uint8_t *data, size_t size)
 {
@@ -174,8 +195,6 @@ hoedown_buffer_prefix(const hoedown_buffer *buf, const char *prefix)
 {
 	size_t i;
 
-	assert(buf && buf->unit);
-
 	for (i = 0; i < buf->size; ++i) {
 		if (prefix[i] == 0)
 			return 0;
@@ -253,3 +272,37 @@ hoedown_buffer_printf(hoedown_buffer *buf, const char *fmt, ...)
 
 	buf->size += n;
 }
+
+void hoedown_buffer_put_utf8(hoedown_buffer *buf, unsigned int c) {
+	unsigned char unichar[4];
+
+	assert(buf && buf->unit);
+
+	if (c < 0x80) {
+		hoedown_buffer_putc(buf, c);
+	}
+	else if (c < 0x800) {
+		unichar[0] = 192 + (c / 64);
+		unichar[1] = 128 + (c % 64);
+		hoedown_buffer_put(buf, unichar, 2);
+	}
+	else if (c - 0xd800u < 0x800) {
+		HOEDOWN_BUFPUTSL(buf, "\xef\xbf\xbd");
+	}
+	else if (c < 0x10000) {
+		unichar[0] = 224 + (c / 4096);
+		unichar[1] = 128 + (c / 64) % 64;
+		unichar[2] = 128 + (c % 64);
+		hoedown_buffer_put(buf, unichar, 3);
+	}
+	else if (c < 0x110000) {
+		unichar[0] = 240 + (c / 262144);
+		unichar[1] = 128 + (c / 4096) % 64;
+		unichar[2] = 128 + (c / 64) % 64;
+		unichar[3] = 128 + (c % 64);
+		hoedown_buffer_put(buf, unichar, 4);
+	}
+	else {
+		HOEDOWN_BUFPUTSL(buf, "\xef\xbf\xbd");
+	}
+}
diff --git a/src/buffer.h b/src/buffer.h
index fcda83c..d7703f8 100644
--- a/src/buffer.h
+++ b/src/buffer.h
@@ -59,6 +59,9 @@ void hoedown_buffer_init(
 	hoedown_free_callback buffer_free
 );
 
+/* hoedown_buffer_uninit: uninitialize an existing buffer */
+void hoedown_buffer_uninit(hoedown_buffer *buf);
+
 /* hoedown_buffer_new: allocate a new buffer */
 hoedown_buffer *hoedown_buffer_new(size_t unit) __attribute__ ((malloc));
 
@@ -77,6 +80,9 @@ void hoedown_buffer_puts(hoedown_buffer *buf, const char *str);
 /* hoedown_buffer_putc: append a single char to a buffer */
 void hoedown_buffer_putc(hoedown_buffer *buf, uint8_t c);
 
+/* hoedown_buffer_putf: read from a file and append to a buffer, until EOF or error */
+int hoedown_buffer_putf(hoedown_buffer *buf, FILE* file);
+
 /* hoedown_buffer_set: replace the buffer's contents with raw data */
 void hoedown_buffer_set(hoedown_buffer *buf, const uint8_t *data, size_t size);
 
@@ -101,6 +107,9 @@ const char *hoedown_buffer_cstr(hoedown_buffer *buf);
 /* hoedown_buffer_printf: formatted printing to a buffer */
 void hoedown_buffer_printf(hoedown_buffer *buf, const char *fmt, ...) __attribute__ ((format (printf, 2, 3)));
 
+/* hoedown_buffer_put_utf8: put a Unicode character encoded as UTF-8 */
+void hoedown_buffer_put_utf8(hoedown_buffer *buf, unsigned int codepoint);
+
 /* hoedown_buffer_free: free the buffer */
 void hoedown_buffer_free(hoedown_buffer *buf);
 
diff --git a/src/document.c b/src/document.c
index 47f6cf2..613fd6d 100644
--- a/src/document.c
+++ b/src/document.c
@@ -459,7 +459,7 @@ tag_length(uint8_t *data, size_t size, hoedown_autolink_type *autolink)
 static void
 parse_inline(hoedown_buffer *ob, hoedown_document *doc, uint8_t *data, size_t size)
 {
-	size_t i = 0, end = 0;
+	size_t i = 0, end = 0, consumed = 0;
 	hoedown_buffer work = { 0, 0, 0, 0, NULL, NULL, NULL };
 	uint8_t *active_char = doc->active_char;
 
@@ -483,12 +483,13 @@ parse_inline(hoedown_buffer *ob, hoedown_document *doc, uint8_t *data, size_t si
 		if (end >= size) break;
 		i = end;
 
-		end = markdown_char_ptrs[ (int)active_char[data[end]] ](ob, doc, data + i, i, size - i);
+		end = markdown_char_ptrs[ (int)active_char[data[end]] ](ob, doc, data + i, i - consumed, size - i);
 		if (!end) /* no action from the callback */
 			end = i + 1;
 		else {
 			i += end;
 			end = i;
+			consumed = i;
 		}
 	}
 }