py3: open patch file in binary mode and convert eol manually
Here we don't introduce a reader wrapper since it wouldn't be easy to make
read(n) handle partial data and length correctly.
--- a/mercurial/patch.py Tue Mar 06 07:45:57 2018 -0600
+++ b/mercurial/patch.py Sat Mar 10 19:49:09 2018 +0900
@@ -1120,9 +1120,10 @@
ui.warn(_("editor exited with exit code %d\n") % ret)
continue
# Remove comment lines
- patchfp = open(patchfn)
+ patchfp = open(patchfn, r'rb')
ncpatchfp = stringio()
for line in util.iterfile(patchfp):
+ line = util.fromnativeeol(line)
if not line.startswith('#'):
ncpatchfp.write(line)
patchfp.close()