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patch 7.4.810

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Problem:    With a sequence of commands using buffers in diff mode E749 is
            given. (itchyny)
Solution:   Skip unloaded buffer. (Hirohito Higashi)
This commit is contained in:
Bram Moolenaar
2015-08-04 21:51:25 +02:00
parent 75e6413546
commit 9dd33af4ba
2 changed files with 4 additions and 2 deletions
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4
src/diff.c
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@@ -804,8 +804,8 @@ ex_diffupdate(eap)
for (idx_new = idx_orig + 1; idx_new < DB_COUNT; ++idx_new)
{
buf = curtab->tp_diffbuf[idx_new];
if (buf == NULL)
continue;
if (buf == NULL || buf->b_ml.ml_mfp == NULL)
continue; /* skip buffer that isn't loaded */
if (diff_write(buf, tmp_new) == FAIL)
continue;
diff_file(tmp_orig, tmp_new, tmp_diff);