From 06b355f5a97bd5fb19cfad7e8065d5e8a6c37bce Mon Sep 17 00:00:00 2001
From: Andrius Bentkus <andrius.bentkus@gmail.com>
Date: Thu, 25 Jun 2015 11:14:00 +0200
Subject: 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
---
 api_test/main.c  |  4 ++--
 man/man3/cmark.3 | 18 +++---------------
 src/cmark.c      | 11 +++++++++--
 src/cmark.h      |  4 ++--
 4 files changed, 16 insertions(+), 21 deletions(-)

diff --git a/api_test/main.c b/api_test/main.c
index 666af4d..104371c 100644
--- a/api_test/main.c
+++ b/api_test/main.c
@@ -55,8 +55,8 @@ test_continuation_byte(test_batch_runner *runner, const char *utf8);
 static void
 version(test_batch_runner *runner)
 {
-	INT_EQ(runner, cmark_version, CMARK_VERSION, "cmark_version");
-	STR_EQ(runner, cmark_version_string, CMARK_VERSION_STRING,
+	INT_EQ(runner, cmark_version(), CMARK_VERSION, "cmark_version");
+	STR_EQ(runner, cmark_version_string(), CMARK_VERSION_STRING,
 	       "cmark_version_string");
 }
 
diff --git a/man/man3/cmark.3 b/man/man3/cmark.3
index aa254b0..6edac7b 100644
--- a/man/man3/cmark.3
+++ b/man/man3/cmark.3
@@ -1,4 +1,4 @@
-.TH cmark 3 "June 16, 2015" "LOCAL" "Library Functions Manual"
+.TH cmark 3 "June 25, 2015" "LOCAL" "Library Functions Manual"
 .SH
 NAME
 .PP
@@ -556,13 +556,7 @@ sequences with the replacement character U+FFFD.
 Version information
 
 .PP
-.nf
-\fC
-.RS 0n
-extern const int cmark_version;
-.RE
-\f[]
-.fi
+\fIint\f[] \fBcmark_version\f[](\fI\f[])
 
 .PP
 The library version as integer for runtime checks. Also available as
@@ -577,13 +571,7 @@ Bits 0\-7 contain the patchlevel.
 In hexadecimal format, the number 0x010203 represents version 1.2.3.
 
 .PP
-.nf
-\fC
-.RS 0n
-extern const char cmark_version_string[];
-.RE
-\f[]
-.fi
+\fIconst char *\f[] \fBcmark_version_string\f[](\fI\f[])
 
 .PP
 The library version string for runtime checks. Also available as
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
  *
-- 
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