From dd2c89e3d5892bd01981044a4aa2be74bce2d86f Mon Sep 17 00:00:00 2001
From: Tavmjong Bah <tavmjong@free.fr>
Date: Wed, 22 Feb 2017 12:34:15 +0100
Subject: Finish partially completed "cr_selector_parse_from_buf" and make it
 publicly accessible.

(bzr r15538)
---
 src/libcroco/cr-parser.c   |  2 +-
 src/libcroco/cr-parser.h   |  2 ++
 src/libcroco/cr-selector.c | 25 ++++++++++++++++++++++++-
 3 files changed, 27 insertions(+), 2 deletions(-)

(limited to 'src')

diff --git a/src/libcroco/cr-parser.c b/src/libcroco/cr-parser.c
index 544b35ab0..4e50b5402 100644
--- a/src/libcroco/cr-parser.c
+++ b/src/libcroco/cr-parser.c
@@ -2002,7 +2002,7 @@ cr_parser_parse_simple_sels (CRParser * a_this,
  *Returns CR_OK upon successful completion, an error
  *code otherwise.
  */
-static enum CRStatus
+enum CRStatus
 cr_parser_parse_selector (CRParser * a_this, 
                           CRSelector ** a_selector)
 {
diff --git a/src/libcroco/cr-parser.h b/src/libcroco/cr-parser.h
index 6dce9439e..24cf5dfe8 100644
--- a/src/libcroco/cr-parser.h
+++ b/src/libcroco/cr-parser.h
@@ -97,6 +97,8 @@ enum CRStatus cr_parser_set_default_sac_handler (CRParser *a_this) ;
 
 enum CRStatus cr_parser_parse_term (CRParser *a_this, CRTerm **a_term) ;
 
+enum CRStatus cr_parser_parse_selector (CRParser * a_this, CRSelector ** a_selector) ;
+
 enum CRStatus cr_parser_parse_expr (CRParser *a_this, CRTerm **a_expr) ;
 
 enum CRStatus cr_parser_parse_prio (CRParser *a_this, CRString **a_prio) ;
diff --git a/src/libcroco/cr-selector.c b/src/libcroco/cr-selector.c
index c56c43fda..f9193feda 100644
--- a/src/libcroco/cr-selector.c
+++ b/src/libcroco/cr-selector.c
@@ -51,6 +51,19 @@ cr_selector_new (CRSimpleSel * a_simple_sel)
         return result;
 }
 
+/**
+ * cr_selector_parse_from_buf:
+ *
+ *@a_char_buf: the buffer to parse.
+ *@a_enc: the encoding of the input buffer a_char_buf.
+ *
+ *Parses a buf for selectors. 
+ *
+ *Fix Me: parsing will fail for some cases if buf does not end with '{'.
+ *
+ *Returns the newly built instance of #CRSelector, or
+ *NULL in case of failure.
+ */
 CRSelector *
 cr_selector_parse_from_buf (const guchar * a_char_buf, enum CREncoding a_enc)
 {
@@ -62,7 +75,17 @@ cr_selector_parse_from_buf (const guchar * a_char_buf, enum CREncoding a_enc)
                                          a_enc, FALSE);
         g_return_val_if_fail (parser, NULL);
 
-        return NULL;
+        CRSelector *selector = NULL;
+        enum CRStatus status = CR_OK;
+        status = cr_parser_parse_selector (parser, &selector);
+
+        if (status != CR_OK) {
+                if (selector) {
+                        cr_selector_unref (selector);
+                        selector = NULL;
+                }
+        }
+        return selector;
 }
 
 /**
-- 
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