Anyone have thoughts on the following?
commit 82c78ba923d8ce4a1bfbb309658c49021c8bb384
Author: Eitan Adler <li...@eitanadler.com>
Date: Thu Apr 25 22:14:49 2013 -0400
Take some improvements from DragonFlyBSD:
- add const where appropriate
- add static where appropriate
- fix a whitespace issues
Obtained from: DragonFlyBSD
diff --git a/bin/rm/rm.c b/bin/rm/rm.c
index 1014921..660042b 100644
--- a/bin/rm/rm.c
+++ b/bin/rm/rm.c
@@ -63,15 +63,15 @@ static int rflag, Iflag, xflag;
static uid_t uid;
static volatile sig_atomic_t info;
-int check(char *, char *, struct stat *);
-int check2(char **);
-void checkdot(char **);
-void checkslash(char **);
-void rm_file(char **);
-int rm_overwrite(char *, struct stat *);
-void rm_tree(char **);
+static int check(const char *, const char *, struct stat *);
+static int check2(char **);
+static void checkdot(char **);
+static void checkslash(char **);
+static void rm_file(char **);
+static int rm_overwrite(const char *, struct stat *);
+static void rm_tree(char **);
static void siginfo(int __unused);
-void usage(void);
+static void usage(void);
/*
* rm --
@@ -173,7 +173,7 @@ main(int argc, char *argv[])
exit (eval);
}
-void
+static void
rm_tree(char **argv)
{
FTS *fts;
@@ -418,7 +418,7 @@ rm_file(char **argv)
* have kernel support.
*/
int
-rm_overwrite(char *file, struct stat *sbp)
+rm_overwrite(const char *file, struct stat *sbp)
{
struct stat sb, sb2;
struct statfs fsb;
@@ -484,8 +484,8 @@ err: eval = 1;
}
-int
-check(char *path, char *name, struct stat *sp)
+static int
+check(const char *path, const char *name, struct stat *sp)
{
int ch, first;
char modep[15], *flagsp;
@@ -496,7 +496,7 @@ check(char *path, char *name, struct stat *sp)
else {
/*
* If it's not a symbolic link and it's unwritable and we're
- * talking to a terminal, ask. Symbolic links are excluded
+ * talking to a terminal, ask. Symbolic links are excluded
* because their permissions are meaningless. Check stdin_ok
* first because we may not have stat'ed the file.
*/
@@ -529,7 +529,7 @@ check(char *path, char *name, struct stat *sp)
}
#define ISSLASH(a) ((a)[0] == '/' && (a)[1] == '\0')
-void
+static void
checkslash(char **argv)
{
char **t, **u;
@@ -549,7 +549,7 @@ checkslash(char **argv)
}
}
-int
+static int
check2(char **argv)
{
struct stat st;
@@ -600,7 +600,7 @@ check2(char **argv)
}
#define ISDOT(a) ((a)[0] == '.' && (!(a)[1] || ((a)[1] == '.' &&
!(a)[2])))
-void
+static void
checkdot(char **argv)
{
char *p, **save, **t;
@@ -624,7 +624,7 @@ checkdot(char **argv)
}
}
-void
+static void
usage(void)
{
commit 4799c480694b379f73483998e11341bffd3ffa3e
Author: Eitan Adler <li...@eitanadler.com>
Date: Thu Apr 25 22:03:28 2013 -0400
Add -x option to avoid crossing mount points when removing a hierarchy.
Inspired by: DragonflyBSD
diff --git a/bin/rm/rm.1 b/bin/rm/rm.1
index 3588f38..824b627 100644
--- a/bin/rm/rm.1
+++ b/bin/rm/rm.1
@@ -32,7 +32,7 @@
.\" @(#)rm.1 8.5 (Berkeley) 12/5/94
.\" $FreeBSD$
.\"
-.Dd March 15, 2013
+.Dd April 25, 2013
.Dt RM 1
.Os
.Sh NAME
@@ -42,7 +42,7 @@
.Sh SYNOPSIS
.Nm
.Op Fl f | i
-.Op Fl dIPRrvW
+.Op Fl dIPRrvWx
.Ar
.Nm unlink
.Ar file
@@ -132,6 +132,8 @@ Attempt to undelete the named files.
Currently, this option can only be used to recover
files covered by whiteouts in a union file system (see
.Xr undelete 2 ) .
+.It Fl x
+When removing a hierarchy, do not cross mount points.
.El
.Pp
The
diff --git a/bin/rm/rm.c b/bin/rm/rm.c
index a450057..1014921 100644
--- a/bin/rm/rm.c
+++ b/bin/rm/rm.c
@@ -59,7 +59,7 @@ __FBSDID("$FreeBSD$");
#include <unistd.h>
static int dflag, eval, fflag, iflag, Pflag, vflag, Wflag, stdin_ok;
-static int rflag, Iflag;
+static int rflag, Iflag, xflag;
static uid_t uid;
static volatile sig_atomic_t info;
@@ -106,8 +106,8 @@ main(int argc, char *argv[])
exit(eval);
}
- Pflag = rflag = 0;
- while ((ch = getopt(argc, argv, "dfiIPRrvW")) != -1)
+ Pflag = rflag = xflag = 0;
+ while ((ch = getopt(argc, argv, "dfiIPRrvWx")) != -1)
switch(ch) {
case 'd':
dflag = 1;
@@ -136,6 +136,9 @@ main(int argc, char *argv[])
case 'W':
Wflag = 1;
break;
+ case 'x':
+ xflag = 1;
+ break;
default:
usage();
}
@@ -196,6 +199,8 @@ rm_tree(char **argv)
flags |= FTS_NOSTAT;
if (Wflag)
flags |= FTS_WHITEOUT;
+ if (xflag)
+ flags |= FTS_XDEV;
if (!(fts = fts_open(argv, flags, NULL))) {
if (fflag && errno == ENOENT)
return;
@@ -624,7 +629,7 @@ usage(void)
{
(void)fprintf(stderr, "%s\n%s\n",
- "usage: rm [-f | -i] [-dIPRrvW] file ...",
+ "usage: rm [-f | -i] [-dIPRrvWx] file ...",
" unlink file");
exit(EX_USAGE);
}
--
Eitan Adler
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