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Fix setting bottom pointer while scrolling - scroll - scrollbackbuffer program … |
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git clone git://git.suckless.org/scroll |
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--- |
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commit 68e4cf9bea15e2ac33224f8b96d7f5ff58ac6e77 |
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parent 3cf57de2bdf4311ebc7e8348ead2bca7cadb3904 |
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Author: Jochen Sprickerhof <[email protected]> |
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Date: Thu, 23 Apr 2020 22:26:28 +0200 |
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Fix setting bottom pointer while scrolling |
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Diffstat: |
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M scroll.c | 9 +++++++-- |
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1 file changed, 7 insertions(+), 2 deletions(-) |
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--- |
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diff --git a/scroll.c b/scroll.c |
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@@ -246,8 +246,6 @@ addline(char *buf, size_t size) |
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line->buf = earealloc(NULL, size); |
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memcpy(line->buf, buf, size); |
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- bottom = line; |
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- |
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TAILQ_INSERT_HEAD(&head, line, entries); |
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} |
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@@ -536,6 +534,13 @@ main(int argc, char *argv[]) |
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if (*c == '\n') { |
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addline(buf, pos); |
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+ /* only advance bottom if scroll is */ |
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+ /* at the end of the scroll back */ |
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+ if (bottom == NULL || |
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+ TAILQ_PREV(bottom, tailhead, |
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+ entries) == TAILQ_FIRST(&head)) |
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+ bottom = TAILQ_FIRST(&head); |
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+ |
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memset(buf, 0, size); |
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pos = 0; |
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} |
