st

suckless terminal - with my changes
git clone https://pi.duncano.de/git/st.git
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commit aba6c292af347588b9c2f5d1a400a6270b5a447f
parent 4d14d97547d335974e98aa612ac5b4fcfc25e1d9
Author: Rian Hunter <rian@alum.mit.edu>
Date:   Thu, 29 Jan 2015 15:00:39 -0800

Correct shift amount on MODE_INSERT in tputc()

When MODE_INSERT is set we'd shift characters on the same
line forward before inserting our character in tputc().
This did not account for wide characters where width != 1.
This patch makes it so we shift the correct amount.

Diffstat:
st.c | 4++--
1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/st.c b/st.c @@ -2676,8 +2676,8 @@ tputc(char *c, int len) { gp = &term.line[term.c.y][term.c.x]; } - if(IS_SET(MODE_INSERT) && term.c.x+1 < term.col) - memmove(gp+1, gp, (term.col - term.c.x - 1) * sizeof(Glyph)); + if(IS_SET(MODE_INSERT) && term.c.x+width < term.col) + memmove(gp+width, gp, (term.col - term.c.x - width) * sizeof(Glyph)); if(term.c.x+width > term.col) { tnewline(1);