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sixel: current geometry: don’t exceed current window dimensions

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This is similar to what XTerm does, and fixes an issue with lsix,
where the output did not wrap.
This commit is contained in:
Daniel Eklöf 2021-01-14 14:41:34 +01:00
parent 72eed46a11
commit acb3f1cd10
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2 changed files with 4 additions and 1 deletions
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2
CHANGELOG.md
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@ -52,6 +52,8 @@
* Pasting URIs from the clipboard when the source has not * Pasting URIs from the clipboard when the source has not
newline-terminated the last URI newline-terminated the last URI
(https://codeberg.org/dnkl/foot/issues/291). (https://codeberg.org/dnkl/foot/issues/291).
* Sixel “current geometry” query response not being bounded by the
current window dimensions (fixes `lsix` output)
### Security ### Security

3
sixel.c
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@ -1145,7 +1145,8 @@ sixel_geometry_report_current(struct terminal *term)
{ {
char reply[64]; char reply[64];
snprintf(reply, sizeof(reply), "\033[?2;0;%u;%uS", snprintf(reply, sizeof(reply), "\033[?2;0;%u;%uS",
term->sixel.max_width, term->sixel.max_height); min(term->cols * term->cell_width, term->sixel.max_width),
min(term->rows * term->cell_height, term->sixel.max_height));
term_to_slave(term, reply, strlen(reply)); term_to_slave(term, reply, strlen(reply));
LOG_DBG("query response for current sixel geometry: %ux%u", LOG_DBG("query response for current sixel geometry: %ux%u",