st

suckless terminal - with my changes
git clone https://pi.duncano.de/git/st.git
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commit 56abffb4b67f235d20de30f29ba027ab34c171e3
parent aff35af275cb82eb876630c9256298ea1d1b2b57
Author: sin <sin@2f30.org>
Date:   Wed, 15 Apr 2015 09:43:06 +0100

Fix memmove() invocation with src/dst being NULL

This fixes a segmentation fault on some systems.

Diffstat:
st.c | 7+++++--
1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/st.c b/st.c @@ -2788,8 +2788,11 @@ tresize(int col, int row) { free(term.line[i]); free(term.alt[i]); } - memmove(term.line, term.line + i, row * sizeof(Line)); - memmove(term.alt, term.alt + i, row * sizeof(Line)); + /* ensure that both src and dst are not NULL */ + if (i > 0) { + memmove(term.line, term.line + i, row * sizeof(Line)); + memmove(term.alt, term.alt + i, row * sizeof(Line)); + } for(i += row; i < term.row; i++) { free(term.line[i]); free(term.alt[i]);