[gawk-diffs] [SCM] gawk branch, master, updated. 886be6b488e3fa72f78979c3a2cd7d31a3bc6a85

[Andrew J. Schorr]

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- Log -----------------------------------------------------------------
http://git.sv.gnu.org/cgit/gawk.git/commit/?id=886be6b488e3fa72f78979c3a2cd7d31a3bc6a85

commit 886be6b488e3fa72f78979c3a2cd7d31a3bc6a85
Author: Andrew J. Schorr <address@hidden>
Date:   Tue Dec 18 16:37:19 2012 -0500

    Fix API to update the node type to Node_var when setting an undefined 
variable.

diff --git a/ChangeLog b/ChangeLog
index 73cf022..ae49f56 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,9 @@
+2012-12-18         Andrew J. Schorr     <address@hidden>
+
+       * gawkapi.c (sym_update_real): If setting a scalar variable that exists
+       already in an undefined state with type set to Node_var_new, we must
+       update the type to Node_var if the new value is not undefined.
+
 2012-12-18         Arnold D. Robbins     <address@hidden>
 
        * awkgram.y (tokentab): "extension" needs to be inside ifdef DYNAMIC.
diff --git a/gawkapi.c b/gawkapi.c
index b67275c..cd09cdd 100644
--- a/gawkapi.c
+++ b/gawkapi.c
@@ -603,6 +603,9 @@ sym_update_real(awk_ext_id_t id,
            && (node->type == Node_var || node->type == Node_var_new)) {
                unref(node->var_value);
                node->var_value = awk_value_to_node(value);
+               if (node->type == Node_var_new && value->val_type != 
AWK_UNDEFINED)
+                       node->type = Node_var;
+
                /* let the extension change its own variable */
                if (is_const)
                        node->var_assign = set_constant;

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

Summary of changes:
 ChangeLog |    6 ++++++
 gawkapi.c |    3 +++
 2 files changed, 9 insertions(+), 0 deletions(-)


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