From 6d932ccb1c03208c4f5cc94f65517184e3c6d12f Mon Sep 17 00:00:00 2001 From: Jan Edmund Lazo Date: Mon, 24 May 2021 12:19:25 -0400 Subject: vim-patch:8.2.2880: unified diff fails if actually used Problem: Unified diff fails if actually used. Solution: Invoke :diffupdate in the test. Fix the check for working external diff. (Ghjuvan Lacambre, Christian Brabandt, closes vim/vim#8197) https://github.com/vim/vim/commit/ad5c178a191cf2cf37a27c2a789d7afda3879831 --- src/nvim/diff.c | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-) (limited to 'src/nvim/diff.c') diff --git a/src/nvim/diff.c b/src/nvim/diff.c index 31b7b1bd8f..5f8b81822b 100644 --- a/src/nvim/diff.c +++ b/src/nvim/diff.c @@ -982,12 +982,14 @@ static int check_external_diff(diffio_T *diffio) char_u linebuf[LBUFLEN]; for (;;) { - // There must be a line that contains "1c1". + // For normal diff there must be a line that contains + // "1c1". For unified diff "@@ -1 +1 @@". if (vim_fgets(linebuf, LBUFLEN, fd)) { break; } - if (STRNCMP(linebuf, "1c1", 3) == 0) { + if (STRNCMP(linebuf, "1c1", 3) == 0 + || STRNCMP(linebuf, "@@ -1 +1 @@", 11) == 0) { ok = kTrue; } } -- cgit