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No need in procfs(5).

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MFC after:	2 weeks
This commit is contained in:
Mikolaj Golub 2011-11-22 21:14:46 +00:00
parent ee5169dc9d
commit 57c87bfabb
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=227840
2 changed files with 1 additions and 25 deletions
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5
bin/ps/ps.1
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@ -29,7 +29,7 @@
.\" @(#)ps.1 8.3 (Berkeley) 4/18/94
.\" $FreeBSD$
.\"
.Dd October 30, 2011
.Dd November 22, 2011
.Dt PS 1
.Os
.Sh NAME
@ -686,9 +686,6 @@ attempts to automatically determine the terminal width.
.Bl -tag -width ".Pa /boot/kernel/kernel" -compact
.It Pa /boot/kernel/kernel
default system namelist
.It Pa /proc
the mount point of
.Xr procfs 5
.El
.Sh SEE ALSO
.Xr kill 1 ,

21
bin/ps/ps.c
View File

@ -130,7 +130,6 @@ struct listinfo {
} l;
};
static int check_procfs(void);
static int addelem_gid(struct listinfo *, const char *);
static int addelem_pid(struct listinfo *, const char *);
static int addelem_tty(struct listinfo *, const char *);
@ -410,14 +409,6 @@ main(int argc, char *argv[])
argc -= optind;
argv += optind;
/*
* If the user specified ps -e then they want a copy of the process
* environment kvm_getenvv(3) attempts to open /proc/<pid>/mem.
* Check to make sure that procfs is mounted on /proc, otherwise
* print a warning informing the user that output will be incomplete.
*/
if (needenv == 1 && check_procfs() == 0)
warnx("Process environment requires procfs(5)");
/*
* If there arguments after processing all the options, attempt
* to treat them as a list of process ids.
@ -1360,18 +1351,6 @@ kludge_oldps_options(const char *optlist, char *origval, const char *nextarg)
return (newopts);
}
static int
check_procfs(void)
{
struct statfs mnt;
if (statfs("/proc", &mnt) < 0)
return (0);
if (strcmp(mnt.f_fstypename, "procfs") != 0)
return (0);
return (1);
}
static void
usage(void)
{