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-rw-r--r--src/diff.c16
-rw-r--r--src/testdir/dumps/Test_diff_bin_01.dump20
-rw-r--r--src/testdir/dumps/Test_diff_bin_02.dump20
-rw-r--r--src/testdir/dumps/Test_diff_bin_03.dump20
-rw-r--r--src/testdir/dumps/Test_diff_bin_04.dump20
-rw-r--r--src/testdir/test_diffmode.vim37
-rw-r--r--src/version.c2
7 files changed, 131 insertions, 4 deletions
diff --git a/src/diff.c b/src/diff.c
index ceb73a6bd..9fb8726b4 100644
--- a/src/diff.c
+++ b/src/diff.c
@@ -777,9 +777,14 @@ diff_write_buffer(buf_T *buf, diffin_T *din)
int orig_len;
char_u cbuf[MB_MAXBYTES + 1];
- // xdiff doesn't support ignoring case, fold-case the text.
- c = PTR2CHAR(s);
- c = MB_CASEFOLD(c);
+ if (*s == NL)
+ c = NUL;
+ else
+ {
+ // xdiff doesn't support ignoring case, fold-case the text.
+ c = PTR2CHAR(s);
+ c = MB_CASEFOLD(c);
+ }
orig_len = mb_ptr2len(s);
if (mb_char2bytes(c, cbuf) != orig_len)
// TODO: handle byte length difference
@@ -791,7 +796,10 @@ diff_write_buffer(buf_T *buf, diffin_T *din)
len += orig_len;
}
else
- ptr[len++] = *s++;
+ {
+ ptr[len++] = *s == NL ? NUL : *s;
+ s++;
+ }
}
ptr[len++] = NL;
}
diff --git a/src/testdir/dumps/Test_diff_bin_01.dump b/src/testdir/dumps/Test_diff_bin_01.dump
new file mode 100644
index 000000000..a7d4cce51
--- /dev/null
+++ b/src/testdir/dumps/Test_diff_bin_01.dump
@@ -0,0 +1,20 @@
+| +0#0000e05#a8a8a8255@1>A+2#0000000#ff404010| +0&#ffd7ff255@33||+1&#ffffff0| +0#0000e05#a8a8a8255@1|a+2#0000000#ff404010| +0&#ffd7ff255@33
+| +0#0000e05#a8a8a8255@1|b+0#0000000#ffffff0| @33||+1&&| +0#0000e05#a8a8a8255@1|b+0#0000000#ffffff0| @33
+| +0#0000e05#a8a8a8255@1|c+0#0000000#ffd7ff255| @33||+1&#ffffff0| +0#0000e05#a8a8a8255@1|c+0#0000000#ffd7ff255|^+2#0000e05#ff404010|@| +0#0000000#ffd7ff255@31
+| +0#0000e05#a8a8a8255@1|d+0#0000000#ffffff0| @33||+1&&| +0#0000e05#a8a8a8255@1|d+0#0000000#ffffff0| @33
+| +0#0000e05#a8a8a8255@1|E+2#0000000#ff404010| +0&#ffd7ff255@33||+1&#ffffff0| +0#0000e05#a8a8a8255@1|e+2#0000000#ff404010| +0&#ffd7ff255@33
+| +0#0000e05#a8a8a8255@1|f+0#0000000#ffffff0| @33||+1&&| +0#0000e05#a8a8a8255@1|f+0#0000000#ffffff0| @33
+| +0#0000e05#a8a8a8255@1|g+0#0000000#ffffff0| @33||+1&&| +0#0000e05#a8a8a8255@1|g+0#0000000#ffffff0| @33
+|~+0#4040ff13&| @35||+1#0000000&|~+0#4040ff13&| @35
+|~| @35||+1#0000000&|~+0#4040ff13&| @35
+|~| @35||+1#0000000&|~+0#4040ff13&| @35
+|~| @35||+1#0000000&|~+0#4040ff13&| @35
+|~| @35||+1#0000000&|~+0#4040ff13&| @35
+|~| @35||+1#0000000&|~+0#4040ff13&| @35
+|~| @35||+1#0000000&|~+0#4040ff13&| @35
+|~| @35||+1#0000000&|~+0#4040ff13&| @35
+|~| @35||+1#0000000&|~+0#4040ff13&| @35
+|~| @35||+1#0000000&|~+0#4040ff13&| @35
+|~| @35||+1#0000000&|~+0#4040ff13&| @35
+|[+3#0000000&|N|o| |N|a|m|e|]| |[|+|]| @5|1|,|1| @11|A|l@1| |[+1&&|N|o| |N|a|m|e|]| |[|+|]| @5|1|,|1| @11|A|l@1
+| +0&&@74
diff --git a/src/testdir/dumps/Test_diff_bin_02.dump b/src/testdir/dumps/Test_diff_bin_02.dump
new file mode 100644
index 000000000..64ee1aca2
--- /dev/null
+++ b/src/testdir/dumps/Test_diff_bin_02.dump
@@ -0,0 +1,20 @@
+| +0#0000e05#a8a8a8255@1>A+0#0000000#ffffff0| @33||+1&&| +0#0000e05#a8a8a8255@1|a+0#0000000#ffffff0| @33
+| +0#0000e05#a8a8a8255@1|b+0#0000000#ffffff0| @33||+1&&| +0#0000e05#a8a8a8255@1|b+0#0000000#ffffff0| @33
+| +0#0000e05#a8a8a8255@1|c+0#0000000#ffd7ff255| @33||+1&#ffffff0| +0#0000e05#a8a8a8255@1|c+0#0000000#ffd7ff255|^+2#0000e05#ff404010|@| +0#0000000#ffd7ff255@31
+| +0#0000e05#a8a8a8255@1|d+0#0000000#ffffff0| @33||+1&&| +0#0000e05#a8a8a8255@1|d+0#0000000#ffffff0| @33
+| +0#0000e05#a8a8a8255@1|E+0#0000000#ffffff0| @33||+1&&| +0#0000e05#a8a8a8255@1|e+0#0000000#ffffff0| @33
+| +0#0000e05#a8a8a8255@1|f+0#0000000#ffffff0| @33||+1&&| +0#0000e05#a8a8a8255@1|f+0#0000000#ffffff0| @33
+| +0#0000e05#a8a8a8255@1|g+0#0000000#ffffff0| @33||+1&&| +0#0000e05#a8a8a8255@1|g+0#0000000#ffffff0| @33
+|~+0#4040ff13&| @35||+1#0000000&|~+0#4040ff13&| @35
+|~| @35||+1#0000000&|~+0#4040ff13&| @35
+|~| @35||+1#0000000&|~+0#4040ff13&| @35
+|~| @35||+1#0000000&|~+0#4040ff13&| @35
+|~| @35||+1#0000000&|~+0#4040ff13&| @35
+|~| @35||+1#0000000&|~+0#4040ff13&| @35
+|~| @35||+1#0000000&|~+0#4040ff13&| @35
+|~| @35||+1#0000000&|~+0#4040ff13&| @35
+|~| @35||+1#0000000&|~+0#4040ff13&| @35
+|~| @35||+1#0000000&|~+0#4040ff13&| @35
+|~| @35||+1#0000000&|~+0#4040ff13&| @35
+|[+3#0000000&|N|o| |N|a|m|e|]| |[|+|]| @5|1|,|1| @11|A|l@1| |[+1&&|N|o| |N|a|m|e|]| |[|+|]| @5|1|,|1| @11|A|l@1
+| +0&&@74
diff --git a/src/testdir/dumps/Test_diff_bin_03.dump b/src/testdir/dumps/Test_diff_bin_03.dump
new file mode 100644
index 000000000..a7d4cce51
--- /dev/null
+++ b/src/testdir/dumps/Test_diff_bin_03.dump
@@ -0,0 +1,20 @@
+| +0#0000e05#a8a8a8255@1>A+2#0000000#ff404010| +0&#ffd7ff255@33||+1&#ffffff0| +0#0000e05#a8a8a8255@1|a+2#0000000#ff404010| +0&#ffd7ff255@33
+| +0#0000e05#a8a8a8255@1|b+0#0000000#ffffff0| @33||+1&&| +0#0000e05#a8a8a8255@1|b+0#0000000#ffffff0| @33
+| +0#0000e05#a8a8a8255@1|c+0#0000000#ffd7ff255| @33||+1&#ffffff0| +0#0000e05#a8a8a8255@1|c+0#0000000#ffd7ff255|^+2#0000e05#ff404010|@| +0#0000000#ffd7ff255@31
+| +0#0000e05#a8a8a8255@1|d+0#0000000#ffffff0| @33||+1&&| +0#0000e05#a8a8a8255@1|d+0#0000000#ffffff0| @33
+| +0#0000e05#a8a8a8255@1|E+2#0000000#ff404010| +0&#ffd7ff255@33||+1&#ffffff0| +0#0000e05#a8a8a8255@1|e+2#0000000#ff404010| +0&#ffd7ff255@33
+| +0#0000e05#a8a8a8255@1|f+0#0000000#ffffff0| @33||+1&&| +0#0000e05#a8a8a8255@1|f+0#0000000#ffffff0| @33
+| +0#0000e05#a8a8a8255@1|g+0#0000000#ffffff0| @33||+1&&| +0#0000e05#a8a8a8255@1|g+0#0000000#ffffff0| @33
+|~+0#4040ff13&| @35||+1#0000000&|~+0#4040ff13&| @35
+|~| @35||+1#0000000&|~+0#4040ff13&| @35
+|~| @35||+1#0000000&|~+0#4040ff13&| @35
+|~| @35||+1#0000000&|~+0#4040ff13&| @35
+|~| @35||+1#0000000&|~+0#4040ff13&| @35
+|~| @35||+1#0000000&|~+0#4040ff13&| @35
+|~| @35||+1#0000000&|~+0#4040ff13&| @35
+|~| @35||+1#0000000&|~+0#4040ff13&| @35
+|~| @35||+1#0000000&|~+0#4040ff13&| @35
+|~| @35||+1#0000000&|~+0#4040ff13&| @35
+|~| @35||+1#0000000&|~+0#4040ff13&| @35
+|[+3#0000000&|N|o| |N|a|m|e|]| |[|+|]| @5|1|,|1| @11|A|l@1| |[+1&&|N|o| |N|a|m|e|]| |[|+|]| @5|1|,|1| @11|A|l@1
+| +0&&@74
diff --git a/src/testdir/dumps/Test_diff_bin_04.dump b/src/testdir/dumps/Test_diff_bin_04.dump
new file mode 100644
index 000000000..64ee1aca2
--- /dev/null
+++ b/src/testdir/dumps/Test_diff_bin_04.dump
@@ -0,0 +1,20 @@
+| +0#0000e05#a8a8a8255@1>A+0#0000000#ffffff0| @33||+1&&| +0#0000e05#a8a8a8255@1|a+0#0000000#ffffff0| @33
+| +0#0000e05#a8a8a8255@1|b+0#0000000#ffffff0| @33||+1&&| +0#0000e05#a8a8a8255@1|b+0#0000000#ffffff0| @33
+| +0#0000e05#a8a8a8255@1|c+0#0000000#ffd7ff255| @33||+1&#ffffff0| +0#0000e05#a8a8a8255@1|c+0#0000000#ffd7ff255|^+2#0000e05#ff404010|@| +0#0000000#ffd7ff255@31
+| +0#0000e05#a8a8a8255@1|d+0#0000000#ffffff0| @33||+1&&| +0#0000e05#a8a8a8255@1|d+0#0000000#ffffff0| @33
+| +0#0000e05#a8a8a8255@1|E+0#0000000#ffffff0| @33||+1&&| +0#0000e05#a8a8a8255@1|e+0#0000000#ffffff0| @33
+| +0#0000e05#a8a8a8255@1|f+0#0000000#ffffff0| @33||+1&&| +0#0000e05#a8a8a8255@1|f+0#0000000#ffffff0| @33
+| +0#0000e05#a8a8a8255@1|g+0#0000000#ffffff0| @33||+1&&| +0#0000e05#a8a8a8255@1|g+0#0000000#ffffff0| @33
+|~+0#4040ff13&| @35||+1#0000000&|~+0#4040ff13&| @35
+|~| @35||+1#0000000&|~+0#4040ff13&| @35
+|~| @35||+1#0000000&|~+0#4040ff13&| @35
+|~| @35||+1#0000000&|~+0#4040ff13&| @35
+|~| @35||+1#0000000&|~+0#4040ff13&| @35
+|~| @35||+1#0000000&|~+0#4040ff13&| @35
+|~| @35||+1#0000000&|~+0#4040ff13&| @35
+|~| @35||+1#0000000&|~+0#4040ff13&| @35
+|~| @35||+1#0000000&|~+0#4040ff13&| @35
+|~| @35||+1#0000000&|~+0#4040ff13&| @35
+|~| @35||+1#0000000&|~+0#4040ff13&| @35
+|[+3#0000000&|N|o| |N|a|m|e|]| |[|+|]| @5|1|,|1| @11|A|l@1| |[+1&&|N|o| |N|a|m|e|]| |[|+|]| @5|1|,|1| @11|A|l@1
+| +0&&@74
diff --git a/src/testdir/test_diffmode.vim b/src/testdir/test_diffmode.vim
index d4c44ce37..e47928df8 100644
--- a/src/testdir/test_diffmode.vim
+++ b/src/testdir/test_diffmode.vim
@@ -1417,4 +1417,41 @@ func Test_diff_modify_chunks()
%bw!
endfunc
+func Test_diff_binary()
+ CheckScreendump
+
+ let content =<< trim END
+ call setline(1, ['a', 'b', "c\n", 'd', 'e', 'f', 'g'])
+ vnew
+ call setline(1, ['A', 'b', 'c', 'd', 'E', 'f', 'g'])
+ windo diffthis
+ wincmd p
+ norm! gg0
+ redraw!
+ END
+ call writefile(content, 'Xtest_diff_bin')
+ let buf = RunVimInTerminal('-S Xtest_diff_bin', {})
+
+ " Test using internal diff
+ call VerifyScreenDump(buf, 'Test_diff_bin_01', {})
+
+ " Test using internal diff and case folding
+ call term_sendkeys(buf, ":set diffopt+=icase\<cr>")
+ call term_sendkeys(buf, "\<C-l>")
+ call VerifyScreenDump(buf, 'Test_diff_bin_02', {})
+ " Test using external diff
+ call term_sendkeys(buf, ":set diffopt=filler\<cr>")
+ call term_sendkeys(buf, "\<C-l>")
+ call VerifyScreenDump(buf, 'Test_diff_bin_03', {})
+ " Test using external diff and case folding
+ call term_sendkeys(buf, ":set diffopt=filler,icase\<cr>")
+ call term_sendkeys(buf, "\<C-l>")
+ call VerifyScreenDump(buf, 'Test_diff_bin_04', {})
+
+ " clean up
+ call StopVimInTerminal(buf)
+ call delete('Xtest_diff_bin')
+ set diffopt&vim
+endfunc
+
" vim: shiftwidth=2 sts=2 expandtab
diff --git a/src/version.c b/src/version.c
index 90bd42294..60b1e5c92 100644
--- a/src/version.c
+++ b/src/version.c
@@ -750,6 +750,8 @@ static char *(features[]) =
static int included_patches[] =
{ /* Add new patch number below this line */
/**/
+ 3925,
+/**/
3924,
/**/
3923,
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