Cleanup some style(9) issues.

- Whitespace.
- Comments.
- Wrap long lines.

MFC after:	2 weeks
X-MFC-with:	r284105,r284106
Sponsored by:	EMC / Isilon Storage Division

2 files changed, 52 insertions, 42 deletions

diff --git a/bin/cp/cp.c b/bin/cp/cp.c
index 18eb52e..11e3633 100644
--- a/bin/cp/cp.c
+++ b/bin/cp/cp.c
@@ -75,8 +75,8 @@ __FBSDID("$FreeBSD$");
 #include "extern.h"
 
 #define	STRIP_TRAILING_SLASH(p) {					\
-        while ((p).p_end > (p).p_path + 1 && (p).p_end[-1] == '/')	\
-                *--(p).p_end = 0;					\
+	while ((p).p_end > (p).p_path + 1 && (p).p_end[-1] == '/')	\
+	*--(p).p_end = 0;						\
 }
 
 static char emptystring[] = "";
@@ -188,7 +188,7 @@ main(int argc, char *argv[])
 	if (strlcpy(to.p_path, target, sizeof(to.p_path)) >= sizeof(to.p_path))
 		errx(1, "%s: name too long", target);
 	to.p_end = to.p_path + strlen(to.p_path);
-        if (to.p_path == to.p_end) {
+	if (to.p_path == to.p_end) {
 		*to.p_end++ = '.';
 		*to.p_end = 0;
 	}
@@ -245,10 +245,10 @@ main(int argc, char *argv[])
 			type = FILE_TO_FILE;
 
 		if (have_trailing_slash && type == FILE_TO_FILE) {
-			if (r == -1)
+			if (r == -1) {
 				errx(1, "directory %s does not exist",
-				     to.p_path);
-			else
+				    to.p_path);
+			} else
 				errx(1, "%s is not a directory", to.p_path);
 		}
 	} else
@@ -299,8 +299,8 @@ copy(char *argv[], enum op type, int fts_options)
 
 		/*
 		 * If we are in case (2) or (3) above, we need to append the
-                 * source name to the target name.
-                 */
+		 * source name to the target name.
+		 */
 		if (type != FILE_TO_FILE) {
 			/*
 			 * Need to remember the roots of traversals to create
@@ -379,7 +379,8 @@ copy(char *argv[], enum op type, int fts_options)
 				mode = curr->fts_statp->st_mode;
 				if ((mode & (S_ISUID | S_ISGID | S_ISTXT)) ||
 				    ((mode | S_IRWXU) & mask) != (mode & mask))
-					if (chmod(to.p_path, mode & mask) != 0){
+					if (chmod(to.p_path, mode & mask) !=
+					    0) {
 						warn("chmod: %s", to.p_path);
 						rval = 1;
 					}
@@ -387,7 +388,7 @@ copy(char *argv[], enum op type, int fts_options)
 			continue;
 		}
 
-		/* Not an error but need to remember it happened */
+		/* Not an error but need to remember it happened. */
 		if (stat(to.p_path, &to_stat) == -1)
 			dne = 1;
 		else {
@@ -413,7 +414,7 @@ copy(char *argv[], enum op type, int fts_options)
 
 		switch (curr->fts_statp->st_mode & S_IFMT) {
 		case S_IFLNK:
-			/* Catch special case of a non-dangling symlink */
+			/* Catch special case of a non-dangling symlink. */
 			if ((fts_options & FTS_LOGICAL) ||
 			    ((fts_options & FTS_COMFOLLOW) &&
 			    curr->fts_level == 0)) {
@@ -438,7 +439,7 @@ copy(char *argv[], enum op type, int fts_options)
 			 * modified by the umask.  Trade-off between being
 			 * able to write the directory (if from directory is
 			 * 555) and not causing a permissions race.  If the
-			 * umask blocks owner writes, we fail..
+			 * umask blocks owner writes, we fail.
 			 */
 			if (dne) {
 				if (mkdir(to.p_path,
@@ -467,7 +468,7 @@ copy(char *argv[], enum op type, int fts_options)
 			break;
 		case S_IFSOCK:
 			warnx("%s is a socket (not copied).",
-				    curr->fts_path);
+			    curr->fts_path);
 			break;
 		case S_IFIFO:
 			if (Rflag && !sflag) {
diff --git a/bin/cp/utils.c b/bin/cp/utils.c
index a383713..11a3568 100644
--- a/bin/cp/utils.c
+++ b/bin/cp/utils.c
@@ -57,15 +57,19 @@ __FBSDID("$FreeBSD$");
 
 #define	cp_pct(x, y)	((y == 0) ? 0 : (int)(100.0 * (x) / (y)))
 
-/* Memory strategy threshold, in pages: if physmem is larger then this, use a 
- * large buffer */
+/*
+ * Memory strategy threshold, in pages: if physmem is larger then this, use a 
+ * large buffer.
+ */
 #define PHYSPAGES_THRESHOLD (32*1024)
 
-/* Maximum buffer size in bytes - do not allow it to grow larger than this */
+/* Maximum buffer size in bytes - do not allow it to grow larger than this. */
 #define BUFSIZE_MAX (2*1024*1024)
 
-/* Small (default) buffer size in bytes. It's inefficient for this to be
- * smaller than MAXPHYS */
+/*
+ * Small (default) buffer size in bytes. It's inefficient for this to be
+ * smaller than MAXPHYS.
+ */
 #define BUFSIZE_SMALL (MAXPHYS)
 
 int
@@ -109,7 +113,7 @@ copy_file(const FTSENT *entp, int dne)
 			goto done;
 		} else if (iflag) {
 			(void)fprintf(stderr, "overwrite %s? %s", 
-					to.p_path, YESNO);
+			    to.p_path, YESNO);
 			checkch = ch = getchar();
 			while (ch != '\n' && ch != EOF)
 				ch = getchar();
@@ -119,24 +123,27 @@ copy_file(const FTSENT *entp, int dne)
 				goto done;
 			}
 		}
-		
+
 		if (fflag) {
-		    /* remove existing destination file name, 
-		     * create a new file  */
-		    (void)unlink(to.p_path);
-		    if (!lflag && !sflag) {
-		    	to_fd = open(to.p_path, O_WRONLY | O_TRUNC | O_CREAT,
-				  fs->st_mode & ~(S_ISUID | S_ISGID));
-		    }
+			/*
+			 * Remove existing destination file name create a new
+			 * file.
+			 */
+			(void)unlink(to.p_path);
+			if (!lflag && !sflag) {
+				to_fd = open(to.p_path,
+				    O_WRONLY | O_TRUNC | O_CREAT,
+				    fs->st_mode & ~(S_ISUID | S_ISGID));
+			}
 		} else if (!lflag && !sflag) {
-			/* overwrite existing destination file name */
+			/* Overwrite existing destination file name. */
 			to_fd = open(to.p_path, O_WRONLY | O_TRUNC, 0);
 		}
 	} else if (!lflag && !sflag) {
 		to_fd = open(to.p_path, O_WRONLY | O_TRUNC | O_CREAT,
 		    fs->st_mode & ~(S_ISUID | S_ISGID));
 	}
-	
+
 	if (!lflag && !sflag && to_fd == -1) {
 		warn("%s", to.p_path);
 		rval = 1;
@@ -147,20 +154,20 @@ copy_file(const FTSENT *entp, int dne)
 
 	if (!lflag && !sflag) {
 		/*
-		 * Mmap and write if less than 8M (the limit is so we don't totally
-		 * trash memory on big files.  This is really a minor hack, but it
-		 * wins some CPU back.
+		 * Mmap and write if less than 8M (the limit is so we don't
+		 * totally trash memory on big files.  This is really a minor
+		 * hack, but it wins some CPU back.
 		 * Some filesystems, such as smbnetfs, don't support mmap,
 		 * so this is a best-effort attempt.
 		 */
 #ifdef VM_AND_BUFFER_CACHE_SYNCHRONIZED
 		if (S_ISREG(fs->st_mode) && fs->st_size > 0 &&
-	    	    fs->st_size <= 8 * 1024 * 1024 &&
+		    fs->st_size <= 8 * 1024 * 1024 &&
 		    (p = mmap(NULL, (size_t)fs->st_size, PROT_READ,
 		    MAP_SHARED, from_fd, (off_t)0)) != MAP_FAILED) {
 			wtotal = 0;
 			for (bufp = p, wresid = fs->st_size; ;
-			bufp += wcount, wresid -= (size_t)wcount) {
+			    bufp += wcount, wresid -= (size_t)wcount) {
 				wcount = write(to_fd, bufp, wresid);
 				if (wcount <= 0)
 					break;
@@ -205,7 +212,7 @@ copy_file(const FTSENT *entp, int dne)
 			wtotal = 0;
 			while ((rcount = read(from_fd, buf, bufsize)) > 0) {
 				for (bufp = buf, wresid = rcount; ;
-			    	bufp += wcount, wresid -= wcount) {
+				    bufp += wcount, wresid -= wcount) {
 					wcount = write(to_fd, bufp, wresid);
 					if (wcount <= 0)
 						break;
@@ -242,7 +249,7 @@ copy_file(const FTSENT *entp, int dne)
 			rval = 1;
 		}
 	}
-	
+
 	/*
 	 * Don't remove the target even after an error.  The target might
 	 * not be a regular file, or its attributes might be important,
@@ -345,7 +352,7 @@ setfile(struct stat *fs, int fd)
 	fdval = fd != -1;
 	islink = !fdval && S_ISLNK(fs->st_mode);
 	fs->st_mode &= S_ISUID | S_ISGID | S_ISVTX |
-		       S_IRWXU | S_IRWXG | S_IRWXO;
+	    S_IRWXU | S_IRWXG | S_IRWXO;
 
 	tspec[0] = fs->st_atim;
 	tspec[1] = fs->st_mtim;
@@ -360,7 +367,7 @@ setfile(struct stat *fs, int fd)
 	else {
 		gotstat = 1;
 		ts.st_mode &= S_ISUID | S_ISGID | S_ISVTX |
-			      S_IRWXU | S_IRWXG | S_IRWXO;
+		    S_IRWXU | S_IRWXG | S_IRWXO;
 	}
 	/*
 	 * Changing the ownership probably won't succeed, unless we're root
@@ -484,7 +491,7 @@ preserve_dir_acls(struct stat *fs, char *source_dir, char *dest_dir)
 		return (0);
 
 	/*
-	 * If the file is a link we will not follow it
+	 * If the file is a link we will not follow it.
 	 */
 	if (S_ISLNK(fs->st_mode)) {
 		aclgetf = acl_get_link_np;
@@ -543,8 +550,10 @@ usage(void)
 {
 
 	(void)fprintf(stderr, "%s\n%s\n",
-"usage: cp [-R [-H | -L | -P]] [-f | -i | -n] [-alpsvx] source_file target_file",
-"       cp [-R [-H | -L | -P]] [-f | -i | -n] [-alpsvx] source_file ... "
-"target_directory");
+	    "usage: cp [-R [-H | -L | -P]] [-f | -i | -n] [-alpsvx] "
+	    "source_file target_file",
+	    "       cp [-R [-H | -L | -P]] [-f | -i | -n] [-alpsvx] "
+	    "source_file ... "
+	    "target_directory");
 	exit(EX_USAGE);
 }