[gawk-diffs] [SCM] gawk branch, gawk-4.1-stable, updated. gawk-4.1.0-475-g0ea9121

[Andrew J. Schorr]

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The branch, gawk-4.1-stable has been updated
       via  0ea9121e4bf07514d75024837fe4dd1c615c8ec0 (commit)
      from  50925902635e9b66288318fd768157dbeb529f08 (commit)

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- Log -----------------------------------------------------------------
http://git.sv.gnu.org/cgit/gawk.git/commit/?id=0ea9121e4bf07514d75024837fe4dd1c615c8ec0

commit 0ea9121e4bf07514d75024837fe4dd1c615c8ec0
Author: Andrew J. Schorr <address@hidden>
Date:   Sun Nov 9 09:27:07 2014 -0500

    Fix api to treat an uninitialized value as AWK_UNDEFINED.

diff --git a/ChangeLog b/ChangeLog
index a7b6696..99aee7a 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,9 @@
+2014-11-09         Andrew J. Schorr     <address@hidden>
+
+       * gawkapi.c (node_to_awk_value): When the type wanted is AWK_UNDEFINED
+       and a it's a Node_val set to Nnull_string, return AWK_UNDEFINED instead
+       of AWK_NUMBER 0.
+
 2014-11-03         Norihiro Tanaka       <address@hidden>
 
        * re.c (research): Use dfa superset to improve matching speed.
diff --git a/gawkapi.c b/gawkapi.c
index bcf8d90..06f3192 100644
--- a/gawkapi.c
+++ b/gawkapi.c
@@ -441,7 +441,10 @@ node_to_awk_value(NODE *node, awk_value_t *val, 
awk_valtype_t wanted)
 
                case AWK_UNDEFINED:
                        /* return true and actual type for request of undefined 
*/
-                       if ((node->flags & NUMBER) != 0) {
+                       if (node == Nnull_string) {
+                               val->val_type = AWK_UNDEFINED;
+                               ret = awk_true;
+                       } else if ((node->flags & NUMBER) != 0) {
                                val->val_type = AWK_NUMBER;
                                val->num_value = get_number_d(node);
                                ret = awk_true;

-----------------------------------------------------------------------

Summary of changes:
 ChangeLog |    6 ++++++
 gawkapi.c |    5 ++++-
 2 files changed, 10 insertions(+), 1 deletions(-)


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