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Fix calls to modifications hooks in replace-buffer-contents

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* src/editfns.c (Freplace_buffer_contents): Call the modification
hooks on the entire region where replacements could have taken
place.  The previous attempts of being more accurate just
introduced bugs.  (Bug#32278)
This commit is contained in:
Eli Zaretskii 2018-07-27 13:04:19 +03:00
parent 71a915153a
commit d24c5f26bf
1 changed files with 3 additions and 16 deletions
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19
src/editfns.c
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@ -3243,21 +3243,9 @@ differences between the two buffers. */)
Instead, we announce a single modification for the entire
modified region. But don't do that if the caller inhibited
modification hooks, because then they don't want that. */
ptrdiff_t from, to;
if (!inhibit_modification_hooks)
{
ptrdiff_t k, l;
/* Find the first character position to be changed. */
for (k = 0; k < size_a && !bit_is_set (ctx.deletions, k); k++)
;
from = BEGV + k;
/* Find the last character position to be changed. */
for (l = size_a; l > k && !bit_is_set (ctx.deletions, l - 1); l--)
;
to = BEGV + l;
prepare_to_modify_buffer (from, to, NULL);
prepare_to_modify_buffer (BEGV, ZV, NULL);
specbind (Qinhibit_modification_hooks, Qt);
modification_hooks_inhibited = true;
}
@ -3310,9 +3298,8 @@ differences between the two buffers. */)
if (modification_hooks_inhibited)
{
ptrdiff_t updated_to = to + ZV - BEGV - size_a;
signal_after_change (from, to - from, updated_to - from);
update_compositions (from, updated_to, CHECK_INSIDE);
signal_after_change (BEGV, size_a, ZV - BEGV);
update_compositions (BEGV, ZV, CHECK_INSIDE);
}
return Qnil;