diff options
Diffstat (limited to 'sys/src/cmd/hgfs/util.c')
| -rw-r--r-- | sys/src/cmd/hgfs/util.c | 30 |
1 files changed, 23 insertions, 7 deletions
diff --git a/sys/src/cmd/hgfs/util.c b/sys/src/cmd/hgfs/util.c index 179713124..984302b8a 100644 --- a/sys/src/cmd/hgfs/util.c +++ b/sys/src/cmd/hgfs/util.c @@ -4,23 +4,39 @@ #include "dat.h" #include "fns.h" +ulong +hashstr(char *s) +{ + ulong h, t; + char c; + + h = 0; + while(c = *s++){ + t = h & 0xf8000000; + h <<= 5; + h ^= t>>27; + h ^= (ulong)c; + } + return h; +} + int -getdothg(char *dothg, char *path) +getworkdir(char *work, char *path) { char buf[MAXPATH], *s; if(path != nil){ - snprint(buf, sizeof(buf), "%s", path); - cleanname(buf); - } else if(getwd(buf, sizeof(buf)) == nil) + snprint(work, MAXPATH, "%s", path); + cleanname(work); + } else if(getwd(work, MAXPATH) == nil) return -1; for(;;){ - snprint(dothg, MAXPATH, "%s/.hg", buf); - if(access(dothg, AEXIST) == 0) + snprint(buf, sizeof(buf), "%s/.hg", work); + if(access(buf, AEXIST) == 0) return 0; if(path != nil) break; - if((s = strrchr(buf, '/')) == nil) + if((s = strrchr(work, '/')) == nil) break; *s = 0; } |