diff options
author | rsc <devnull@localhost> | 2007-01-12 15:57:34 +0000 |
---|---|---|
committer | rsc <devnull@localhost> | 2007-01-12 15:57:34 +0000 |
commit | 78439d25f8b2f6f2289e9f4e4400e0f7cdb5fa70 (patch) | |
tree | 52eeabba50ee6446174e9228a5e27f68c4fd631e /src/cmd/sam/file.c | |
parent | ad2922ef28f026b8bbd0aee30d92f703613c1486 (diff) | |
download | plan9port-78439d25f8b2f6f2289e9f4e4400e0f7cdb5fa70.tar.gz plan9port-78439d25f8b2f6f2289e9f4e4400e0f7cdb5fa70.tar.bz2 plan9port-78439d25f8b2f6f2289e9f4e4400e0f7cdb5fa70.zip |
Fix 15-year-old sam protocol bug.
Diffstat (limited to 'src/cmd/sam/file.c')
-rw-r--r-- | src/cmd/sam/file.c | 27 |
1 files changed, 3 insertions, 24 deletions
diff --git a/src/cmd/sam/file.c b/src/cmd/sam/file.c index 875a26c7..c0771e05 100644 --- a/src/cmd/sam/file.c +++ b/src/cmd/sam/file.c @@ -266,18 +266,6 @@ filedeltext(File *f, Text *t) #endif void -fileinsert(File *f, uint p0, Rune *s, uint ns) -{ - if(p0 > f->b.nc) - panic("internal error: fileinsert"); - if(f->seq > 0) - fileuninsert(f, &f->delta, p0, ns); - bufinsert(&f->b, p0, s, ns); - if(ns) - f->mod = TRUE; -} - -void fileuninsert(File *f, Buffer *delta, uint p0, uint ns) { Undo u; @@ -292,18 +280,6 @@ fileuninsert(File *f, Buffer *delta, uint p0, uint ns) } void -filedelete(File *f, uint p0, uint p1) -{ - if(!(p0<=p1 && p0<=f->b.nc && p1<=f->b.nc)) - panic("internal error: filedelete"); - if(f->seq > 0) - fileundelete(f, &f->delta, p0, p1); - bufdelete(&f->b, p0, p1); - if(p1 > p0) - f->mod = TRUE; -} - -void fileundelete(File *f, Buffer *delta, uint p0, uint p1) { Undo u; @@ -499,6 +475,9 @@ fileundo(File *f, int isundo, int canredo, uint *q0p, uint *q1p, int flag) raspstart(f); while(delta->nc > 0){ + /* rasp and buffer are in sync; sync with wire if needed */ + if(needoutflush()) + raspflush(f); up = delta->nc-Undosize; bufread(delta, up, (Rune*)&u, Undosize); if(isundo){ |