[gawk-diffs] [SCM] gawk branch, xgawk-build, updated. 876bfa5513ae175535a5e67e90973b712fce8399

[Andrew J. Schorr]

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- Log -----------------------------------------------------------------
http://git.sv.gnu.org/cgit/gawk.git/commit/?id=876bfa5513ae175535a5e67e90973b712fce8399

commit 876bfa5513ae175535a5e67e90973b712fce8399
Author: Andrew J. Schorr <address@hidden>
Date:   Mon Apr 9 08:17:06 2012 -0400

    Fix memory management bug in unset_ERRNO.

diff --git a/ChangeLog b/ChangeLog
index 4a0360a..0d405ab 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+2012-04-09         Andrew J. Schorr     <address@hidden>
+
+       * eval.c (unset_ERRNO): Fix memory management bug -- need to use
+       dupnode with Nnull_string.
+
 2012-04-08         Andrew J. Schorr     <address@hidden>
 
        * Makefile.am (valgrind): Define VALGRIND instead of redefining AWK.
diff --git a/eval.c b/eval.c
index 82cca9e..e3ab52e 100644
--- a/eval.c
+++ b/eval.c
@@ -1021,7 +1021,7 @@ void
 unset_ERRNO(void)
 {
        unref(ERRNO_node->var_value);
-       ERRNO_node->var_value = Nnull_string;
+       ERRNO_node->var_value = dupnode(Nnull_string);
 }
 
 /* update_NR --- update the value of NR */

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

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


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