Trivial changes: whitespace and modes.

Remote whitespace at the ends of lines.
Remove blank lines from the ends of files.
Change modes on source files so that they
are not executable.

Signed-off-by: Dan Cross <cross@gajendra.net>

9 files changed, 89 insertions, 95 deletions

diff --git a/src/cmd/vac/dat.h b/src/cmd/vac/dat.h
index 000a762a..7182d52b 100644
--- a/src/cmd/vac/dat.h
+++ b/src/cmd/vac/dat.h
@@ -35,4 +35,3 @@ struct VacDirEnum
 	int i, n;
 	VacDir *buf;
 };
-
diff --git a/src/cmd/vac/file.c b/src/cmd/vac/file.c
index d9650289..e25f6cfc 100644
--- a/src/cmd/vac/file.c
+++ b/src/cmd/vac/file.c
@@ -8,21 +8,21 @@
 
 /*
  * Vac file system.  This is a simplified version of the same code in Fossil.
- * 
+ *
  * The locking order in the tree is upward: a thread can hold the lock
  * for a VacFile and then acquire the lock of f->up (the parent),
  * but not vice-versa.
- * 
+ *
  * A vac file is one or two venti files.  Plain data files are one venti file,
  * while directores are two: a venti data file containing traditional
- * directory entries, and a venti directory file containing venti 
+ * directory entries, and a venti directory file containing venti
  * directory entries.  The traditional directory entries in the data file
  * contain integers indexing into the venti directory entry file.
  * It's a little complicated, but it makes the data usable by standard
  * tools like venti/copy.
  *
  */
- 
+
 static int filemetaflush(VacFile*, char*);
 
 struct VacFile
@@ -45,7 +45,7 @@ struct VacFile
 	VtFile	*msource;	/* metadata for children in a directory */
 	VacFile	*down;	/* children */
 	int		mode;
-	
+
 	uvlong	qidoffset;	/* qid offset */
 };
 
@@ -215,7 +215,7 @@ vacfiledecref(VacFile *f)
 		filefree(f);
 		return 0;
 	}
-	
+
 	filemetalock(f);
 	f->ref--;
 	if(f->ref > 0){
@@ -256,12 +256,12 @@ vacfiledecref(VacFile *f)
 }
 
 
-/* 
- * Construct a vacfile for the root of a vac tree, given the 
- * venti file for the root information.  That venti file is a 
+/*
+ * Construct a vacfile for the root of a vac tree, given the
+ * venti file for the root information.  That venti file is a
  * directory file containing VtEntries for three more venti files:
- * the two venti files making up the root directory, and a 
- * third venti file that would be the metadata half of the 
+ * the two venti files making up the root directory, and a
+ * third venti file that would be the metadata half of the
  * "root's parent".
  *
  * Fossil generates slightly different vac files, due to a now
@@ -273,7 +273,7 @@ VacFile*
 _vacfileroot(VacFs *fs, VtFile *r)
 {
 	int redirected;
-	char err[ERRMAX];	
+	char err[ERRMAX];
 	VtBlock *b;
 	VtFile *r0, *r1, *r2;
 	MetaBlock mb;
@@ -374,7 +374,7 @@ Err1:
  * to look at every block to find a given name.
  * Dirlookup looks in f for an element name elem.
  * It returns a new VacFile with the dir, boff, and mode
- * filled in, but the sources (venti files) are not, and f is 
+ * filled in, but the sources (venti files) are not, and f is
  * not yet linked into the tree.  These details must be taken
  * care of by the caller.
  *
@@ -535,8 +535,8 @@ Err:
 	return nil;
 }
 
-/* 
- * Open a path in the vac file system: 
+/*
+ * Open a path in the vac file system:
  * just walk each element one at a time.
  */
 VacFile*
@@ -696,12 +696,12 @@ vacfilegetsize(VacFile *f, uvlong *size)
  * Directory reading.
  *
  * A VacDirEnum is a buffer containing directory entries.
- * Directory entries contain malloced strings and need to 
- * be cleaned up with vdcleanup.  The invariant in the 
+ * Directory entries contain malloced strings and need to
+ * be cleaned up with vdcleanup.  The invariant in the
  * VacDirEnum is that the directory entries between
  * vde->i and vde->n are owned by the vde and need to
  * be cleaned up if it is closed.  Those from 0 up to vde->i
- * have been handed to the reader, and the reader must 
+ * have been handed to the reader, and the reader must
  * take care of calling vdcleanup as appropriate.
  */
 VacDirEnum*
@@ -718,7 +718,7 @@ vdeopen(VacFile *f)
 	/*
 	 * There might be changes to this directory's children
 	 * that have not been flushed out into the cache yet.
-	 * Those changes are only available if we look at the 
+	 * Those changes are only available if we look at the
 	 * VacFile structures directory.  But the directory reader
 	 * is going to read the cache blocks directly, so update them.
 	 */
@@ -912,19 +912,19 @@ vdeclose(VacDirEnum *vde)
  * On to mutation.  If the vac file system has been opened
  * read-write, then the files and directories can all be edited.
  * Changes are kept in the in-memory cache until flushed out
- * to venti, so we must be careful to explicitly flush data 
+ * to venti, so we must be careful to explicitly flush data
  * that we're not likely to modify again.
  *
  * Each VacFile has its own copy of its VacDir directory entry
  * in f->dir, but otherwise the cache is the authoratative source
- * for data.  Thus, for the most part, it suffices if we just 
+ * for data.  Thus, for the most part, it suffices if we just
  * call vtfileflushbefore and vtfileflush when we modify things.
  * There are a few places where we have to remember to write
  * changed VacDirs back into the cache.  If f->dir *is* out of sync,
  * then f->dirty should be set.
  *
  * The metadata in a directory is, to venti, a plain data file,
- * but as mentioned above it is actually a sequence of 
+ * but as mentioned above it is actually a sequence of
  * MetaBlocks that contain sorted lists of VacDir entries.
  * The filemetaxxx routines manipulate that stream.
  */
@@ -949,10 +949,10 @@ filemetaalloc(VacFile *fp, VacDir *dir, u32int start)
 	int i, n;
 	MetaEntry me;
 	VtFile *ms;
-	
+
 	ms = fp->msource;
 	n = vdsize(dir, VacDirVersion);
-	
+
 	/* Look for a block with room for a new entry of size n. */
 	nb = (vtfilegetsize(ms)+ms->dsize-1)/ms->dsize;
 	if(start == NilBlock){
@@ -961,7 +961,7 @@ filemetaalloc(VacFile *fp, VacDir *dir, u32int start)
 		else
 			start = 0;
 	}
-	
+
 	if(start > nb)
 		start = nb;
 	for(bo=start; bo<nb; bo++){
@@ -1015,7 +1015,7 @@ Err:
 }
 
 /*
- * Update f's directory entry in the block cache. 
+ * Update f's directory entry in the block cache.
  * We look for the directory entry by name;
  * if we're trying to rename the file, oelem is the old name.
  *
@@ -1057,7 +1057,7 @@ filemetaflush(VacFile *f, char *oelem)
 		goto Err;
 
 	/*
-	 * Check whether we can resize the entry and keep it 
+	 * Check whether we can resize the entry and keep it
 	 * in this block.
 	 */
 	n = vdsize(&f->dir, VacDirVersion);
@@ -1076,20 +1076,20 @@ filemetaflush(VacFile *f, char *oelem)
 vdunpack(&f->dir, &me);
 		mbinsert(&mb, i, &me);
 		mbpack(&mb);
-		
+
 		/* Done */
 		vtblockput(b);
 		vtfileunlock(fp->msource);
 		f->dirty = 0;
 		return 0;
 	}
-	
+
 	/*
 	 * The entry must be moved to another block.
 	 * This can only really happen on renames that
 	 * make the name very long.
 	 */
-	
+
 	/* Allocate a spot in a new block. */
 	if((bo = filemetaalloc(fp, &f->dir, f->boff+1)) == NilBlock){
 		/* mbresize above might have modified block */
@@ -1175,7 +1175,7 @@ vacfileflush(VacFile *f, int recursive)
 	int ret;
 	VacFile **kids, *p;
 	int i, nkids;
-	
+
 	if(f->mode == VtOREAD)
 		return 0;
 
@@ -1218,7 +1218,7 @@ vacfileflush(VacFile *f, int recursive)
 
 	/*
 	 * Now we can flush our own data.
-	 */	
+	 */
 	vtfilelock(f->source, -1);
 	if(vtfileflush(f->source) < 0)
 		ret = -1;
@@ -1233,7 +1233,7 @@ vacfileflush(VacFile *f, int recursive)
 
 	return ret;
 }
-		
+
 /*
  * Create a new file named elem in fp with the given mode.
  * The mode can be changed later except for the ModeDir bit.
@@ -1339,7 +1339,7 @@ vacfilecreate(VacFile *fp, char *elem, ulong mode)
 	vacfileincref(fp);
 
 	fileunlock(fp);
-	
+
 	filelock(ff);
 	vtfilelock(ff->source, -1);
 	vtfileunlock(ff->source);
@@ -1375,7 +1375,7 @@ vacfilesetsize(VacFile *f, uvlong size)
 		werrstr(ENotFile);
 		return -1;
 	}
-	
+
 	if(filelock(f) < 0)
 		return -1;
 
@@ -1534,7 +1534,7 @@ vacfilesetdir(VacFile *f, VacDir *dir)
 	if(filelock(f) < 0)
 		return -1;
 	filemetalock(f);
-	
+
 	if(f->source->mode != VtORDWR){
 		werrstr(EReadOnly);
 		goto Err;
@@ -1777,7 +1777,7 @@ vacfsopen(VtConn *z, char *file, int mode, ulong cachemem)
 	int fd;
 	uchar score[VtScoreSize];
 	char *prefix;
-	
+
 	if(vtparsescore(file, &prefix, score) >= 0){
 		if(prefix == nil || strcmp(prefix, "vac") != 0){
 			werrstr("not a vac file");
@@ -1836,7 +1836,7 @@ if(debug) fprint(2, "bad type %s\n", rt.type);
 
 	memmove(e.score, rt.score, VtScoreSize);
 	e.gen = 0;
-	
+
 	// Don't waste cache memory on pointer blocks
 	// when rt.blocksize is large.
 	e.psize = (rt.blocksize/VtEntrySize)*VtEntrySize;
@@ -1918,7 +1918,7 @@ int
 vacfsgetmaxqid(VacFs *fs, uvlong *maxqid)
 {
 	VacDir vd;
-	
+
 	if(vacfilegetdir(fs->root, &vd) < 0)
 		return -1;
 	if(vd.qidspace)
@@ -1955,7 +1955,7 @@ vacfscreate(VtConn *z, int bsize, ulong cachemem)
 	VacDir vd;
 	MetaEntry me;
 	int psize;
-	
+
 	if((fs = vacfsalloc(z, bsize, cachemem, VtORDWR)) == nil)
 		return nil;
 
@@ -1989,7 +1989,7 @@ if(debug) fprint(2, "create bsize %d psize %d\n", bsize, psize);
 	vtblockwrite(b);
 	memmove(metascore, b->score, VtScoreSize);
 	vtblockput(b);
-	
+
 	/* First entry: empty venti directory stream. */
 	memset(&e, 0, sizeof e);
 	e.flags = VtEntryActive;
@@ -1999,7 +1999,7 @@ if(debug) fprint(2, "create bsize %d psize %d\n", bsize, psize);
 	memmove(e.score, vtzeroscore, VtScoreSize);
 	vtentrypack(&e, buf, 0);
 	vtfilewrite(f, buf, VtEntrySize, 0);
-	
+
 	/* Second entry: empty metadata stream. */
 	e.type = VtDataType;
 	vtentrypack(&e, buf, 0);
@@ -2013,7 +2013,7 @@ if(debug) fprint(2, "create bsize %d psize %d\n", bsize, psize);
 
 	vtfileflush(f);
 	vtfileunlock(f);
-	
+
 	/* Now open it as a vac fs. */
 	fs->root = _vacfileroot(fs, f);
 	if(fs->root == nil){
@@ -2105,7 +2105,7 @@ sha1matches(VacFile *f, ulong b, uchar *buf, int n)
 {
 	uchar fscore[VtScoreSize];
 	uchar bufscore[VtScoreSize];
-	
+
 	if(vacfileblockscore(f, b, fscore) < 0)
 		return 0;
 	n = vtzerotruncate(VtDataType, buf, n);
@@ -2114,4 +2114,3 @@ sha1matches(VacFile *f, ulong b, uchar *buf, int n)
 		return 1;
 	return 0;
 }
-
diff --git a/src/cmd/vac/glob.c b/src/cmd/vac/glob.c
index 863eb848..69602ad7 100644
--- a/src/cmd/vac/glob.c
+++ b/src/cmd/vac/glob.c
@@ -89,7 +89,7 @@ glob2regexp(char *glob)
 	*w++ = ')';
 	*w++ = '$';
 	*w = 0;
-	
+
 	re = regcomp(s);
 	if(re == nil){
 	syntax:
@@ -130,7 +130,7 @@ loadexcludefile(char *file)
 		case '#':
 			continue;
 		}
-		
+
 		inc = 0;
 		if(strncmp(p, "include ", 8) == 0){
 			inc = 1;
@@ -157,7 +157,7 @@ void
 excludepattern(char *p)
 {
 	Reprog *re;
-	
+
 	if((re = glob2regexp(p)) == nil)
 		sysfatal("bad glob pattern %s", p);
 
@@ -171,10 +171,9 @@ int
 includefile(char *file)
 {
 	Pattern *p, *ep;
-	
+
 	for(p=pattern, ep=p+npattern; p<ep; p++)
 		if(regexec(p->re, file, nil, 0))
 			return p->include;
 	return 1;
 }
-
diff --git a/src/cmd/vac/pack.c b/src/cmd/vac/pack.c
index 5555cc0e..1eca665d 100644
--- a/src/cmd/vac/pack.c
+++ b/src/cmd/vac/pack.c
@@ -36,7 +36,7 @@ stringunpack(char **s, uchar **p, int *n)
 
 	if(*n < 2)
 		return -1;
-	
+
 	nn = U16GET(*p);
 	*p += 2;
 	*n -= 2;
@@ -187,7 +187,7 @@ if(0)print("eo = %d en = %d\n", eo, en);
 	}
 
 	p = mb->buf + eo;
-	
+
 	/* make sure entry looks ok and includes an elem name */
 	if(en < 8 || U32GET(p) != DirMagic || en < 8 + U16GET(p+6)) {
 		werrstr("corrupted meta block entry");
@@ -317,7 +317,7 @@ mbcompact(MetaBlock *mb, MetaChunk *mc)
 	int oo, o, n, i;
 
 	oo = MetaHeaderSize + mb->maxindex*MetaIndexSize;
-	
+
 	for(i=0; i<mb->nindex; i++) {
 		o = mc[i].offset;
 		n = mc[i].size;
@@ -375,7 +375,7 @@ int
 vdsize(VacDir *dir, int version)
 {
 	int n;
-	
+
 	if(version < 8 || version > 9)
 		sysfatal("bad version %d in vdpack", version);
 
@@ -433,7 +433,7 @@ vdpack(VacDir *dir, MetaEntry *me, int version)
 		sysfatal("bad version %d in vdpack", version);
 
 	p = me->p;
-	
+
 	U32PUT(p, DirMagic);
 	U16PUT(p+4, version);		/* version */
 	p += 6;
@@ -442,7 +442,7 @@ vdpack(VacDir *dir, MetaEntry *me, int version)
 
 	U32PUT(p, dir->entry);
 	p += 4;
-	
+
 	if(version == 9){
 		U32PUT(p, dir->gen);
 		U32PUT(p+4, dir->mentry);
@@ -456,7 +456,7 @@ vdpack(VacDir *dir, MetaEntry *me, int version)
 	p += stringpack(dir->uid, p);
 	p += stringpack(dir->gid, p);
 	p += stringpack(dir->mid, p);
-	
+
 	U32PUT(p, dir->mtime);
 	U32PUT(p+4, dir->mcount);
 	U32PUT(p+8, dir->ctime);
@@ -481,7 +481,7 @@ vdpack(VacDir *dir, MetaEntry *me, int version)
 		U64PUT(p+8, dir->qidmax, t32);
 		p += 16;
 	}
-	
+
 	if(dir->gen && version < 9) {
 		U8PUT(p, DirGenEntry);
 		U16PUT(p+1, 4);
@@ -498,7 +498,7 @@ vdunpack(VacDir *dir, MetaEntry *me)
 {
 	int t, nn, n, version;
 	uchar *p;
-	
+
 	p = me->p;
 	n = me->size;
 
@@ -517,7 +517,7 @@ vdunpack(VacDir *dir, MetaEntry *me)
 	if(version < 7 || version > 9)
 		goto Err;
 	p += 2;
-	n -= 2;	
+	n -= 2;
 
 	/* elem */
 	if(stringunpack(&dir->elem, &p, &n) < 0)
@@ -560,7 +560,7 @@ vdunpack(VacDir *dir, MetaEntry *me)
 		p += VtScoreSize;
 		n -= VtScoreSize;
 	}
-	
+
 	/* uid */
 	if(stringunpack(&dir->uid, &p, &n) < 0)
 		goto Err;
@@ -678,7 +678,7 @@ mbsearch(MetaBlock *mb, char *elem, int *ri, MetaEntry *me)
 			*ri = i;
 			return 1;
 		}
-	
+
 		if(x < 0)
 			b = i+1;
 		else /* x > 0 */
@@ -686,7 +686,7 @@ mbsearch(MetaBlock *mb, char *elem, int *ri, MetaEntry *me)
 	}
 
 	assert(b == t);
-	
+
 	*ri = b;	/* b is the index to insert this entry */
 	memset(me, 0, sizeof(*me));
 
diff --git a/src/cmd/vac/testinc.c b/src/cmd/vac/testinc.c
index 0cd43143..3049e34b 100644
--- a/src/cmd/vac/testinc.c
+++ b/src/cmd/vac/testinc.c
@@ -14,13 +14,13 @@ threadmain(int argc, char **argv)
 	default:
 		goto usage;
 	}ARGEND
-	
+
 	if(argc != 1){
 	usage:
 		fprint(2, "usage: testinc includefile\n");
 		threadexitsall("usage");
 	}
-	
+
 	loadexcludefile(argv[0]);
 	Binit(&b, 0, OREAD);
 	while((p = Brdline(&b, '\n')) != nil){
diff --git a/src/cmd/vac/unvac.c b/src/cmd/vac/unvac.c
index 594a6a2e..a265893f 100644
--- a/src/cmd/vac/unvac.c
+++ b/src/cmd/vac/unvac.c
@@ -46,7 +46,7 @@ threadmain(int argc, char *argv[])
 	fmtinstall('F', vtfcallfmt);
 	fmtinstall('t', mtimefmt);
 	fmtinstall('M', dirmodefmt);
-	
+
 	host = nil;
 	printstats = 0;
 
@@ -104,7 +104,7 @@ threadmain(int argc, char *argv[])
 
 	if((f = vacfsgetroot(fs)) == nil)
 		sysfatal("vacfsgetroot: %r");
-	
+
 	unvac(f, nil, nil);
 	for(i=0; i<nwant; i++){
 		if(want[i] && !found[i]){
@@ -125,7 +125,7 @@ writen(int fd, char *buf, int n)
 {
 	int m;
 	int oldn;
-	
+
 	oldn = n;
 	while(n > 0){
 		m = write(fd, buf, n);
@@ -141,7 +141,7 @@ int
 wantfile(char *name)
 {
 	int i, namelen, n;
-	
+
 	if(nwant == 0)
 		return 1;
 
@@ -229,7 +229,7 @@ unvac(VacFile *f, char *name, VacDir *vdir)
 		fprint(2, "warning: ignoring %s %s\n", what, name);
 		return;
 	}
-	
+
 	if(mode&ModeDir){
 		if((vde = vdeopen(f)) == nil){
 			fprint(2, "vdeopen %s: %r", name);
@@ -342,7 +342,7 @@ int
 mtimefmt(Fmt *f)
 {
 	Tm *tm;
-	
+
 	tm = localtime(va_arg(f->args, ulong));
 	fmtprint(f, "%04d-%02d-%02d %02d:%02d",
 		tm->year+1900, tm->mon+1, tm->mday,
diff --git a/src/cmd/vac/vac.c b/src/cmd/vac/vac.c
index b54503e4..7e441482 100644
--- a/src/cmd/vac/vac.c
+++ b/src/cmd/vac/vac.c
@@ -48,7 +48,7 @@ static void removevacfile(void);
 #ifdef PLAN9PORT
 /*
  * We're between a rock and a hard place here.
- * The pw library (getpwnam, etc.) reads the 
+ * The pw library (getpwnam, etc.) reads the
  * password and group files into an on-stack buffer,
  * so if you have some huge groups, you overflow
  * the stack.  Because of this, the thread library turns
@@ -136,10 +136,10 @@ threadmain(int argc, char **argv)
 	default:
 		usage();
 	}ARGEND
-	
+
 	if(argc == 0 && !stdinname)
 		usage();
-	
+
 	if(archivefile && (vacfile || diffvac)){
 		fprint(2, "cannot use -a with -f, -d\n");
 		usage();
@@ -266,7 +266,7 @@ threadmain(int argc, char **argv)
 	}
 	if(fdiff)
 		vacfiledecref(fdiff);
-	
+
 	/*
 	 * Record the maximum qid so that vacs can be merged
 	 * without introducing overlapping qids.  Older versions
@@ -313,7 +313,7 @@ recentarchive(VacFs *fs, char *path)
 	char buf[10];
 	int year, mmdd, nn, n, n1;
 	char *p;
-	
+
 	fp = vacfsgetroot(fs);
 	de = vdeopen(fp);
 	year = 0;
@@ -339,7 +339,7 @@ recentarchive(VacFs *fs, char *path)
 		return nil;
 	}
 	fp = f;
-	
+
 	de = vdeopen(fp);
 	mmdd = 0;
 	nn = 0;
@@ -440,7 +440,7 @@ enum {
 
 /*
  * Archive the file named name, which has stat info d,
- * into the vac directory fp (p = parent).  
+ * into the vac directory fp (p = parent).
  *
  * If we're doing a vac -d against another archive, the
  * equivalent directory to fp in that archive is diffp.
@@ -469,7 +469,7 @@ vac(VacFile *fp, VacFile *diffp, char *name, Dir *d)
 
 	if(merge && vacmerge(fp, name) >= 0)
 		return;
-	
+
 	if(verbose)
 		fprint(2, "%s%s\n", name, (d->mode&DMDIR) ? "/" : "");
 
@@ -551,7 +551,7 @@ vac(VacFile *fp, VacFile *diffp, char *name, Dir *d)
 			if(vacfilegetentries(fdiff, &e, nil) >= 0)
 			if(vacfilesetentries(f, &e, nil) >= 0){
 				bsize = e.dsize;
-			
+
 				/*
 				 * Or if -q is set, and the metadata looks the same,
 				 * don't even bother reading the file.
@@ -565,7 +565,7 @@ vac(VacFile *fp, VacFile *diffp, char *name, Dir *d)
 						vdcleanup(&vddiff);
 						goto Out;
 					}
-					
+
 					/*
 					 * Skip over presumably-unchanged prefix
 					 * of an append-only file.
@@ -631,7 +631,7 @@ vacstdin(VacFile *fp, char *name)
 		warn("vacfilecreate %s: %r", name);
 		return;
 	}
-	
+
 	off = 0;
 	while((n = read(0, buf, sizeof buf)) > 0){
 		if(vacfilewrite(f, buf, n, off) < 0){
@@ -660,7 +660,7 @@ vacmergefile(VacFile *fp, VacFile *mp, VacDir *d, char *vacfile,
 	VtEntry ed, em;
 	VacFile *mf;
 	VacFile *f;
-	
+
 	mf = vacfilewalk(mp, d->elem);
 	if(mf == nil){
 		warn("could not walk %s in %s", d->elem, vacfile);
@@ -671,7 +671,7 @@ vacmergefile(VacFile *fp, VacFile *mp, VacDir *d, char *vacfile,
 		vacfiledecref(mf);
 		return -1;
 	}
-	
+
 	if((f = vacfilecreate(fp, d->elem, d->mode)) == nil){
 		warn("vacfilecreate %s: %r", d->elem);
 		vacfiledecref(mf);
@@ -693,7 +693,7 @@ vacmergefile(VacFile *fp, VacFile *mp, VacDir *d, char *vacfile,
 		vacfiledecref(f);
 		return -1;
 	}
-	
+
 	vacfiledecref(mf);
 	vacfiledecref(f);
 	return 0;
@@ -778,4 +778,3 @@ warn(char *fmt, ...)
 	fprint(2, "\n");
 	va_end(arg);
 }
-
diff --git a/src/cmd/vac/vac.h b/src/cmd/vac/vac.h
index 0edd41e4..bbed4931 100644
--- a/src/cmd/vac/vac.h
+++ b/src/cmd/vac/vac.h
@@ -13,7 +13,7 @@ typedef struct VacDirEnum VacDirEnum;
  */
 enum
 {
-	ModeOtherExec = (1<<0),		
+	ModeOtherExec = (1<<0),
 	ModeOtherWrite = (1<<1),
 	ModeOtherRead = (1<<2),
 	ModeGroupExec = (1<<3),
@@ -64,7 +64,7 @@ struct VacDir
 	ulong mgen;		/* generation of meta entry */
 	uvlong size;		/* size of file */
 	uvlong qid;		/* unique file id */
-	
+
 	char *uid;		/* owner id */
 	char *gid;		/* group id */
 	char *mid;		/* last modified by */
@@ -144,4 +144,3 @@ int	vdeunread(VacDirEnum*);
 
 int	vacfiledsize(VacFile *f);
 int	sha1matches(VacFile *f, ulong b, uchar *buf, int n);
-
diff --git a/src/cmd/vac/vacfs.c b/src/cmd/vac/vacfs.c
index b4525729..05baf66e 100644
--- a/src/cmd/vac/vacfs.c
+++ b/src/cmd/vac/vacfs.c
@@ -149,7 +149,7 @@ threadmain(int argc, char *argv[])
 	fmtinstall('H', encodefmt);
 	fmtinstall('V', vtscorefmt);
 	fmtinstall('F', vtfcallfmt);
-	
+
 	defmnt = nil;
 	defsrv = nil;
 	ARGBEGIN{
@@ -620,7 +620,7 @@ rstat(Fid *f)
 	VacDir dir;
 	static uchar statbuf[1024];
 	VacFile *parent;
-	
+
 	if(!f->busy)
 		return vtstrdup(Enotexist);
 	parent = vacfilegetparent(f->file);
@@ -671,7 +671,7 @@ vacstat(VacFile *parent, VacDir *vd, uchar *p, int np)
 		dir.qid.type |= QTDIR;
 		dir.mode |= DMDIR;
 	}
-	
+
 #ifdef PLAN9PORT
 	if(vd->mode & (ModeLink|ModeDevice|ModeNamedPipe)){
 		vf = vacfilewalk(parent, vd->elem);
@@ -695,7 +695,7 @@ vacstat(VacFile *parent, VacDir *vd, uchar *p, int np)
 			dir.mode |= DMNAMEDPIPE;
 	}
 #endif
-	
+
 	dir.atime = vd->atime;
 	dir.mtime = vd->mtime;
 	dir.length = vd->size;
@@ -862,4 +862,3 @@ vacshutdown(void)
 	vacfsclose(fs);
 	vthangup(conn);
 }
-