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| author | nicm <nicm> | 2021-01-27 10:42:52 +0000 |
|---|---|---|
| committer | nicm <nicm> | 2021-01-27 10:42:52 +0000 |
| commit | 8156d9ba416c28d76b445e5c74537c254a3bc110 (patch) | |
| tree | 9f0f569fac1664fbe24190042e8c6d37a1c36bfe | |
| parent | d6542c333d92aeee74c0a70939e5976de015bb0c (diff) | |
| download | rtmux-8156d9ba416c28d76b445e5c74537c254a3bc110.tar.gz rtmux-8156d9ba416c28d76b445e5c74537c254a3bc110.tar.bz2 rtmux-8156d9ba416c28d76b445e5c74537c254a3bc110.zip | |
Flush pending output before entering or exiting alternate screen rather
than leaking it, oss-fuzz issue 29959.
| -rw-r--r-- | screen-write.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/screen-write.c b/screen-write.c index f374630c..4811b0a1 100644 --- a/screen-write.c +++ b/screen-write.c @@ -1970,6 +1970,8 @@ screen_write_alternateon(struct screen_write_ctx *ctx, struct grid_cell *gc, if (wp != NULL && !options_get_number(wp->options, "alternate-screen")) return; + + screen_write_collect_flush(ctx, 0, __func__); screen_alternate_on(ctx->s, gc, cursor); screen_write_initctx(ctx, &ttyctx, 1); @@ -1986,6 +1988,8 @@ screen_write_alternateoff(struct screen_write_ctx *ctx, struct grid_cell *gc, if (wp != NULL && !options_get_number(wp->options, "alternate-screen")) return; + + screen_write_collect_flush(ctx, 0, __func__); screen_alternate_off(ctx->s, gc, cursor); screen_write_initctx(ctx, &ttyctx, 1); |