patch 7.4.1654
Problem: Crash when using expand('%:S') in a buffer without a name.
Solution: Don't set a NUL. (James McCoy, closes #714)
diff --git a/src/eval.c b/src/eval.c
index 7708796..2256589 100644
--- a/src/eval.c
+++ b/src/eval.c
@@ -26439,9 +26439,11 @@
{
/* vim_strsave_shellescape() needs a NUL terminated string. */
c = (*fnamep)[*fnamelen];
- (*fnamep)[*fnamelen] = NUL;
+ if (c != NUL)
+ (*fnamep)[*fnamelen] = NUL;
p = vim_strsave_shellescape(*fnamep, FALSE, FALSE);
- (*fnamep)[*fnamelen] = c;
+ if (c != NUL)
+ (*fnamep)[*fnamelen] = c;
if (p == NULL)
return -1;
vim_free(*bufp);