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venti: 32-bit extensions to data structures

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This commit is contained in:
Russ Cox 2009-05-25 02:11:27 -07:00
parent 33b446b8bb
commit 75d048884c
18 changed files with 283 additions and 118 deletions
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14
src/cmd/vac/vac.c
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@ -100,8 +100,6 @@ threadmain(int argc, char **argv)
u = unittoull(EARGF(usage()));
if(u < 512)
u = 512;
if(u > VtMaxLumpSize)
u = VtMaxLumpSize;
blocksize = u;
break;
case 'd':
@ -170,10 +168,10 @@ threadmain(int argc, char **argv)
if((outfd = create(archivefile, OWRITE, 0666)) < 0)
sysfatal("create %s: %r", archivefile);
atexit(removevacfile); // because it is new
if((fs = vacfscreate(z, blocksize, 512)) == nil)
if((fs = vacfscreate(z, blocksize, 4<<20)) == nil)
sysfatal("vacfscreate: %r");
}else{
if((fs = vacfsopen(z, archivefile, VtORDWR, 512)) == nil)
if((fs = vacfsopen(z, archivefile, VtORDWR, 4<<20)) == nil)
sysfatal("vacfsopen %s: %r", archivefile);
if((fdiff = recentarchive(fs, oldpath)) != nil){
if(verbose)
@ -213,7 +211,7 @@ threadmain(int argc, char **argv)
else if((outfd = create(vacfile, OWRITE, 0666)) < 0)
sysfatal("create %s: %r", vacfile);
atexit(removevacfile);
if((fs = vacfscreate(z, blocksize, 512)) == nil)
if((fs = vacfscreate(z, blocksize, 4<<20)) == nil)
sysfatal("vacfscreate: %r");
f = vacfsgetroot(fs);
@ -450,7 +448,7 @@ void
vac(VacFile *fp, VacFile *diffp, char *name, Dir *d)
{
char *elem, *s;
static char buf[65536];
static char *buf;
int fd, i, n, bsize;
vlong off;
Dir *dk; // kids
@ -541,6 +539,8 @@ vac(VacFile *fp, VacFile *diffp, char *name, Dir *d)
}else{
off = 0;
bsize = fs->bsize;
if(buf == nil)
buf = vtmallocz(bsize);
if(fdiff){
/*
* Copy fdiff's contents into f by moving the score.
@ -708,7 +708,7 @@ vacmerge(VacFile *fp, char *name)
if(strlen(name) < 4 || strcmp(name+strlen(name)-4, ".vac") != 0)
return -1;
if((mfs = vacfsopen(z, name, VtOREAD, 100)) == nil)
if((mfs = vacfsopen(z, name, VtOREAD, 4<<20)) == nil)
return -1;
if(verbose)
fprint(2, "merging %s\n", name);