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| author | Wayne Davison <wayned@users.sourceforge.net> | 2002-02-22 20:40:29 +0000 |
|---|---|---|
| committer | Wayne Davison <wayned@users.sourceforge.net> | 2002-02-22 20:40:29 +0000 |
| commit | 663c6e794abd0a5b7972930bdfb26a178b5826fd (patch) | |
| tree | 282272ed4a565d34be5419ffa65532a54eacacd5 /Src | |
| parent | 73a4362713b8fb624ec70a5d86d4e5d87fba2b7b (diff) | |
| download | zsh-663c6e794abd0a5b7972930bdfb26a178b5826fd.tar.gz zsh-663c6e794abd0a5b7972930bdfb26a178b5826fd.tar.xz zsh-663c6e794abd0a5b7972930bdfb26a178b5826fd.zip | |
In putoldhistentryontop(), ensure that we can't return with "next" set to
the value we just put on top.
Diffstat (limited to 'Src')
| -rw-r--r-- | Src/hist.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/Src/hist.c b/Src/hist.c index 5c8ac8d95..492c876ec 100644 --- a/Src/hist.c +++ b/Src/hist.c @@ -924,14 +924,15 @@ putoldhistentryontop(short keep_going) if (!keep_going) max_unique_ct = getiparam("SAVEHIST"); do { - if (max_unique_ct-- <= 0) { + if (max_unique_ct-- <= 0 || he == hist_ring) { max_unique_ct = 0; he = hist_ring->down; + next = hist_ring; break; } he = next; next = he->down; - } while (he != hist_ring->down && !(he->flags & HIST_DUP)); + } while (!(he->flags & HIST_DUP)); } if (he != hist_ring->down) { he->up->down = he->down; |