From 28be4a59c940bd55ed4fef668091d52638925c3c Mon Sep 17 00:00:00 2001
From: Vicent Marti <tanoku@gmail.com>
Date: Thu, 4 Sep 2014 15:55:27 +0200
Subject: 379/62

---
 src/scanners.h | 53 ++++++++++++++++++++++++++++++++++++++++-------------
 1 file changed, 40 insertions(+), 13 deletions(-)

(limited to 'src/scanners.h')

diff --git a/src/scanners.h b/src/scanners.h
index f96c42d..785d424 100644
--- a/src/scanners.h
+++ b/src/scanners.h
@@ -1,15 +1,42 @@
 #include "stmd.h"
 
-int scan_autolink_uri(chunk *c, int offset);
-int scan_autolink_email(chunk *c, int offset);
-int scan_html_tag(chunk *c, int offset);
-int scan_html_block_tag(chunk *c, int offset);
-int scan_link_url(chunk *c, int offset);
-int scan_link_title(chunk *c, int offset);
-int scan_spacechars(chunk *c, int offset);
-int scan_atx_header_start(chunk *c, int offset);
-int scan_setext_header_line(chunk *c, int offset);
-int scan_hrule(chunk *c, int offset);
-int scan_open_code_fence(chunk *c, int offset);
-int scan_close_code_fence(chunk *c, int offset, int len);
-int scan_entity(chunk *c, int offset);
+extern int _scan_autolink_uri(const unsigned char *p);
+extern int _scan_autolink_email(const unsigned char *p);
+extern int _scan_html_tag(const unsigned char *p);
+extern int _scan_html_block_tag(const unsigned char *p);
+extern int _scan_link_url(const unsigned char *p);
+extern int _scan_link_title(const unsigned char *p);
+extern int _scan_spacechars(const unsigned char *p);
+extern int _scan_atx_header_start(const unsigned char *p);
+extern int _scan_setext_header_line(const unsigned char *p);
+extern int _scan_hrule(const unsigned char *p);
+extern int _scan_open_code_fence(const unsigned char *p);
+extern int _scan_close_code_fence(const unsigned char *p);
+extern int _scan_entity(const unsigned char *p);
+
+static int scan_at(int (*scanner)(const unsigned char *), chunk *c, int offset)
+{
+	int res;
+	unsigned char *ptr = (unsigned char *)c->data;
+	unsigned char lim = ptr[c->len];
+
+	ptr[c->len] = '\0';
+	res = scanner(ptr + offset);
+	ptr[c->len] = lim;
+
+	return res;
+}
+
+#define scan_autolink_uri(c, n) scan_at(&_scan_autolink_uri, c, n)
+#define scan_autolink_email(c, n) scan_at(&_scan_autolink_email, c, n)
+#define scan_html_tag(c, n) scan_at(&_scan_html_tag, c, n)
+#define scan_html_block_tag(c, n) scan_at(&_scan_html_block_tag, c, n)
+#define scan_link_url(c, n) scan_at(&_scan_link_url, c, n)
+#define scan_link_title(c, n) scan_at(&_scan_link_title, c, n)
+#define scan_spacechars(c, n) scan_at(&_scan_spacechars, c, n)
+#define scan_atx_header_start(c, n) scan_at(&_scan_atx_header_start, c, n)
+#define scan_setext_header_line(c, n) scan_at(&_scan_setext_header_line, c, n)
+#define scan_hrule(c, n) scan_at(&_scan_hrule, c, n)
+#define scan_open_code_fence(c, n) scan_at(&_scan_open_code_fence, c, n)
+#define scan_close_code_fence(c, n) scan_at(&_scan_close_code_fence, c, n)
+#define scan_entity(c, n) scan_at(&_scan_entity, c, n)
-- 
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