Changed version variables to functions.

This is easier to access using ffi, since some languages, like C#
like to use only function interfaces for accessing library
functionality.

fixes #60

2 files changed, 11 insertions, 4 deletions

diff --git a/src/cmark.c b/src/cmark.c
index 35765b1..ca9807b 100644
--- a/src/cmark.c
+++ b/src/cmark.c
@@ -6,8 +6,15 @@
 #include "cmark.h"
 #include "buffer.h"
 
-const int cmark_version = CMARK_VERSION;
-const char cmark_version_string[] = CMARK_VERSION_STRING;
+int cmark_version()
+{
+	return CMARK_VERSION;
+}
+
+const char *cmark_version_string()
+{
+	return CMARK_VERSION_STRING;
+}
 
 char *cmark_markdown_to_html(const char *text, size_t len, int options)
 {
diff --git a/src/cmark.h b/src/cmark.h
index 4ff1ca0..192290c 100644
--- a/src/cmark.h
+++ b/src/cmark.h
@@ -525,13 +525,13 @@ char *cmark_render_commonmark(cmark_node *root, int options, int width);
  * In hexadecimal format, the number 0x010203 represents version 1.2.3.
  */
 CMARK_EXPORT
-extern const int cmark_version;
+int cmark_version();
 
 /** The library version string for runtime checks. Also available as
  * macro CMARK_VERSION_STRING for compile time checks.
  */
 CMARK_EXPORT
-extern const char cmark_version_string[];
+const char *cmark_version_string();
 
 /** # AUTHORS
  *