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authorJames McCoy <jamessan@jamessan.com>2017-04-05 22:39:40 -0400
committerJames McCoy <jamessan@jamessan.com>2017-04-05 22:39:40 -0400
commitbb54d921aaf85f0393c1ba10585560056f7f4ec8 (patch)
tree316ff7424337b3572b58340383eeabb3a0d36e80 /src/nvim/memory.c
parent4f69a8fb8854698adb2de8956ad0d86ff35a6f68 (diff)
parent210b013ce75b5ea8a897071e32decc1e1f88189e (diff)
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Merge remote-tracking branch 'origin/master' into vim-7.4.2170
Diffstat (limited to 'src/nvim/memory.c')
-rw-r--r--src/nvim/memory.c13
1 files changed, 13 insertions, 0 deletions
diff --git a/src/nvim/memory.c b/src/nvim/memory.c
index 58c01fbe7a..b4fdd86a6d 100644
--- a/src/nvim/memory.c
+++ b/src/nvim/memory.c
@@ -430,6 +430,19 @@ char *xstrdup(const char *str)
return xmemdupz(str, strlen(str));
}
+/// strdup() wrapper
+///
+/// Unlike xstrdup() allocates a new empty string if it receives NULL.
+char *xstrdupnul(const char *const str)
+ FUNC_ATTR_MALLOC FUNC_ATTR_WARN_UNUSED_RESULT FUNC_ATTR_NONNULL_RET
+{
+ if (str == NULL) {
+ return xmallocz(0);
+ } else {
+ return xstrdup(str);
+ }
+}
+
/// A version of memchr that starts the search at `src + len`.
///
/// Based on glibc's memrchr.