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authorBram Moolenaar <Bram@vim.org>2017-01-24 15:46:48 +0100
committerBram Moolenaar <Bram@vim.org>2017-01-24 15:46:48 +0100
commit2aa5f696b91a51f29873e340de4bdc182e1e8dd4 (patch)
tree1249e92e01a82836352dcf6be011b0fcdabd7d40 /src/fileio.c
parent1695f99d08076d77ed3015f1edf09a668a4d449a (diff)
downloadvim-git-2aa5f696b91a51f29873e340de4bdc182e1e8dd4.tar.gz
patch 8.0.0227: crash with ff=dos when first line in file has no CRv8.0.0227
Problem: Crash when 'fileformat' is forced to "dos" and the first line in the file is empty and does not have a CR character. Solution: Don't check for CR before the start of the buffer.
Diffstat (limited to 'src/fileio.c')
-rw-r--r--src/fileio.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/src/fileio.c b/src/fileio.c
index 39e356f88..9380953d2 100644
--- a/src/fileio.c
+++ b/src/fileio.c
@@ -2251,8 +2251,9 @@ rewind_retry:
len = (colnr_T)(ptr - line_start + 1);
if (fileformat == EOL_DOS)
{
- if (ptr[-1] == CAR) /* remove CR */
+ if (ptr > line_start && ptr[-1] == CAR)
{
+ /* remove CR before NL */
ptr[-1] = NUL;
--len;
}