Dag-Erling Smorgrav [EMAIL PROTECTED] writes:
- if ((realpat = malloc(strlen(pattern) + sizeof("^(") +
- sizeof(")$") + 1)) == NULL)
- err(1, "malloc");
+ realpat = grep_malloc(strlen(pattern) + sizeof("^(")
+
Alfred Perlstein [EMAIL PROTECTED] writes:
the problem with nfsrv_fhtovp is that it is overkill for my application
(it checks perms where i don't need it to, so i would have to fake
a lot of stuff to look like i was authorized)
What's your application?
so instead I gutted nfsrv_fhtovp a bit
Alfred Perlstein [EMAIL PROTECTED] writes:
I heard they have released the source to the kernel modules needed
to run it.
why not port them over? :)
I started looking at the kernel modules and porting them, however, I
must confess that I don't fully understand exactly what the linux
kernel
Soren Schmidt [EMAIL PROTECTED] writes:
I started looking at the kernel modules and porting them, however, I
must confess that I don't fully understand exactly what the linux
kernel module does, which makes it somewhat harder to implement the
same functionality on FreeBSD :-)
If you
"Brian F. Feldman" [EMAIL PROTECTED] writes:
As I read it, sockaddr is a transparent type (overloaded, as it were).
So we would use something like:
struct jail {
...
struct sockaddr;
char [SOCK_MAXADDRLEN - sizeof(struct sockaddr)];
Peter Jeremy [EMAIL PROTECTED] writes:
We need to be able to build an application that has no dynamically
loaded code for recovery purposes (/stand and /sbin) as well as for
security.
Isn't that the same problem as with PAM?
/assar
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with
"Steven Jurczyk" [EMAIL PROTECTED] writes:
How fast get real / absolute path of specified file. I try use
readlink, but this slow (for path /home/web/docs/index.htm must be
done 4 or more (if this path have symlinks) readlink's - for /home,
/home/web, /home/web/docs and
Zhihui Zhang [EMAIL PROTECTED] writes:
Thanks for your response. I can not think of those points myself.
However, on page 7 of the book "Panic! Unix system crash dump analysis",
it says that a debugger named kadb in SunOS can load the real kernel
during boot and treat the latter like a
Zhihui Zhang [EMAIL PROTECTED] writes:
Your response suggests that I can not achieve the same result simply by
using (I am using gdb 4.18):
(gdb)set follow-fork-mode child
As far as I can tell, `set follow-fork-mode' only works on HP-UX.
/assar
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Krzysztof Krawczyk [EMAIL PROTECTED] writes:
Could someone say me, why the maximum packetsize in ping command is 8184
(ping -s 8184)? If I want to do a bigger packetsize than this i got
message like this:
Look at the sysctl variable `net.inet.raw.maxdgram'.
/assar
To Unsubscribe: send mail
Greg Lehey [EMAIL PROTECTED] writes:
The nice thing about kadb is that it has a usable macro languge.
Compared to ddb, yes. Compared to gdb, no.
/assar
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Charles Randall [EMAIL PROTECTED] writes:
Under what conditions does bind(2) set errno to EAGAIN?
Either all ports being used up or malloc fails in the kernel.
/assar
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Why trying to debug some locking code of my own I enabled
SIMPLELOCK_DEBUG, only to find out that I was getting lots of
`simple_unlock: lock not held' in lockmgr - acquire - apause.
Looking closer at `apause' it seems rather clear that it can cause
this. I proposed simple change is below.
Nate Williams [EMAIL PROTECTED] writes:
How about the reverse, where you link in PIC compiled libraries into
static (.a) libraries? Does this work?
Sure. Look at how lib${LIB}_pic.a is done i bsd.lib.mk. PIC-code
is less efficient than non-PIC code.
/assar
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Ben Rosengart [EMAIL PROTECTED] writes:
Does anyone know of a method for determining the optimal number of
concurrent jobs with which to make world (or anything else for that
matter), given the amount of RAM, speed of processor, version of
FreeBSD, speed and layout of disk(s), etc.?
Try it
Ben Rosengart [EMAIL PROTECTED] writes:
D'oh -- I *meant* to add "besides trying different values and measuring"
-- if I had that much time on my hands, I wouldn't be worrying about how
long a make world takes. :-)
I think trying to come up with a formula for calculating the optimal
value
Ben Rosengart [EMAIL PROTECTED] writes:
On 12 Nov 1999, Assar Westerlund wrote:
Other than that, I think the
`make -j4' suggested for a single CPU in the handbook is a fairly good
approximation.
On what basis?
Simple experiments on various machines. YMMV, but I think that's a
good
Garance A Drosihn [EMAIL PROTECTED] writes:
At 12:37 PM -0700 11/20/99, Wes Peters wrote:
It's not broken in this case. 2^16 (st_dev) is certainly enough to uniquely
indentify all mounted filesystems, and 2^32 is (by definition) enough to
uniquely indentify each of the files on a filesystem.
Wes Peters [EMAIL PROTECTED] writes:
"Daniel C. Sobral" wrote:
Just to expand a little bit more, some distributed filesystems *do
not* have a unique identifier like the inode.
So then the FreeBSD client software should create one? Do they just assign
a random number as the st_ino
Wes Peters [EMAIL PROTECTED] writes:
Are hash collisions handled reasonably?
No, they're not handled at all. :-) Doing that would require:
1. remembering all the nodes that we have seen and the hash values
given to them
2. having some backup-hash to use for the node that collides and then
Wes Peters [EMAIL PROTECTED] writes:
Assar Westerlund wrote:
Why can't a file system have more than 2^32 files?
Because if it does you can't stat it! There's a great case of circular
reasoning for you. ;^)
The other reasoning goes like this: va_fileid should be unique which
means
Anthony Kimball [EMAIL PROTECTED] writes:
What is the closest approximation to a Solaris door call in FreeBSD?
Create a unix socket and send messages over that.
/assar
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Randell Jesup [EMAIL PROTECTED] writes:
Sounds like what we'd want to build it upon. If the FS doesn't
support it, use st_dev/st_ino.
Actually, since it's in the kernel, the default implementation of the
vnode operation might be:
int
vop_default_cmp (struct vnode *v1, struct vnode *v2)
Hi, in PR kern/15452 I have sent in patches to make getfh always be in
the system call table. Details are also included in the PR. Any
thoughts/comments/flames?
/assar
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Jonas Bülow [EMAIL PROTECTED] writes:
Hi,
Hej.
What is the easiest way to install FreeBSD-current?
Grab floopies and install over FTP from current.freebsd.org. And then
run cvsup if you want to update to even more current code.
Before I ran into trouble I want to ask if 4.0 supports the
Aaron Smith [EMAIL PROTECTED] writes:
i've done some searching and i've seen discussion of userland fs
before. has there been any progress in the user-space filesystem area? i
have a nifty project and i would like to avoid using loopback NFS; have we
got anything akin to linux's userfs yet?
Brooks Davis [EMAIL PROTECTED] writes:
Yup, just use cvsup to maintain an up to date copy of the repository
localy and then cvs checkout your source tree from there. This allows
you to keep in sync and keep local modifications in your tree. Updates
take longer and I recommend updating ports
Don Lewis [EMAIL PROTECTED] writes:
I thought about using this, but it doesn't appear to be easy to track
changes to an official branch. I was looking for something that would
be as easy tracking changes made by infrequent imports on the vendor
branch.
No, it's just a hack. Having
Robert Watson [EMAIL PROTECTED] writes:
with the advent of IPv6, I'm not sure what the approved mechanism
is.
int inet_pton(int af, const char *src, void *dst);
See rfc2553.
/assar
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Warner Losh [EMAIL PROTECTED] writes:
There are also other generated files in the tree. syscalls.c is
another example that is generated once, and then committed to the
tree.
Talking about this, was there any opinions on what to do with
vnode_if.h? (See my PR kern/17613). I do think that it
Warner Losh [EMAIL PROTECTED] writes:
Hmmm. I've always found that the kernel only files need to be
compiled with a kernel installed. This included loadable modules.
What about third-party loadable modules?
Bruce and I have been working out a patch to make it possible to
compile loadable
Warner Losh [EMAIL PROTECTED] writes:
Yes. They must be compiled against the kernel, just like modules
provided by freebsd.
Even if I knew that the files in /usr/include/sys/* correspond with
the kernel?
Anyways, (and it's really orthogonal) having a generated vnode_if.h
(in /sys/kern or
Warner Losh [EMAIL PROTECTED] writes:
: Anyways, (and it's really orthogonal) having a generated vnode_if.h
: (in /sys/kern or /usr/include/sys) makes it easier for the developer
: of third-party file systems (i.e. me :-), by not having to figure out
: how to generate vnode_if.h from
"Jacques A. Vidrine" [EMAIL PROTECTED] writes:
Will we always have this dichotomy between kblah/k5blah utilities? It is
fairly annoying. Anecdotally, there don't seem to be many new Kerberos
IV installations, Kerberos V's utilities can get/list/trash version 4
5 tickets.
Yes. My current
Gordon Tetlow [EMAIL PROTECTED] writes:
BTW, is this still valid? From /etc/defaults/make.conf:
# Kerberos 5
# If you want KerberosIV (KTH Heimdal), define this:
# ** WARNING **
# ** WARNING ** This is very experimental at this stage. If you
# ** WARNING ** need stable Kerberos5, rather
Daniel Hemmerich [EMAIL PROTECTED] writes:
Any comments, suggestions, swears concerning adding a new function,
strndup(), to libc?
See src/crypto/heimdal/lib/roken/strndup.c :-)
char *
strndup(str, max_len)
const char *str;
size_t max_len;
{
size_t len;
Garance A Drosihn [EMAIL PROTECTED] writes:
So, we could fix this by:
1) changing /bin/sh
This you have already done and I think it's ok.
2) changing make not to call /bin/sh with -e
3) changing 'automake' to include a true; statement
in that 'for' loop (or some
Terry Lambert [EMAIL PROTECTED] writes:
This all came from IP headers being 14 bytes long, instead
of 16.
Hu? An IPv4 header (not including options) is 20 bytes long.
/assar
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Ruslan Ermilov [EMAIL PROTECTED] writes:
On Fri, Jun 08, 2001 at 02:24:23PM +0200, Assar Westerlund wrote:
Terry Lambert [EMAIL PROTECTED] writes:
This all came from IP headers being 14 bytes long, instead
of 16.
Hu? An IPv4 header (not including options) is 20 bytes long
Peter Pentchev [EMAIL PROTECTED] writes:
GCC complains when I try to initialize the structure with something like:
struct validation_fun val_init[] = {
{init,valfun_init,0}
};
This can be avoided by:
struct validation_fun val_init[] = {
{(char *) (uintptr_t)
Deepak Jain [EMAIL PROTECTED] writes:
Others have seen this error (based on a Google search) but nothing recent
and nothing that conclusive. This is a very standard config that has been
stable for quite a while. The panic: malloc: lost data implies to me that
something is misbehaving with its
Peter Pentchev [EMAIL PROTECTED] writes:
My explanation was a reply to a suggestion to remove the 'const' in
the structure definition.
My fault. The code that I should have shown was without the 'const'.
With gcc 2.95.3 and 'gcc -O -g -Werror -Wall -W -Wcast-qual -c foo.c'
I don't get any
Marius Bendiksen [EMAIL PROTECTED] writes:
In the following code, from /sys/kern/vfs_bio.c : bread(), it appears to
me that it is possible for a null pointer to be deferenced?
struct buf *bp;
bp = getblk(vp, blkno, size, 0, 0);
*bpp = bp;
/* if not
Mike Silbersack [EMAIL PROTECTED] writes:
Ok, the problem seems to be that the new version of compile_et which was
MFC'd is creating broken header files, it just happens that libfetch is
the first part of the buildworld that hits it.
Please try the following patch. It will get comitted when
Alfred Perlstein [EMAIL PROTECTED] writes:
This is useless for a commercial product for obvious reasons.
I'm looking for something freely available.
Perhaps ftp://athena-dist.mit.edu/pub/ATHENA/ares/ares-1.1.0.tar.gz is
useful? It comes with an MIT-style license.
/assar
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Aled Morris [EMAIL PROTECTED] writes:
On Mon, 18 Dec 2000, Matt Dillon wrote:
void *
safe_malloc(int bytes)
{
void *ptr;
if ((ptr = malloc(bytes)) == NULL)
*(int *)0 = 1; /* force seg fault */
Shouldn't you use "kill(0, SIGSEGV)" ?
Why not
[EMAIL PROTECTED] (Peter Seebach) writes:
Okay, from a style standpoint, the basic problem is that this function
is a mistake.
No, I use a function like that (called emalloc) all the time, when I
know there's nothing better to do than exit.
Programs may have temp files open, they may have
Matt Dillon [EMAIL PROTECTED] writes:
I need something gdb can latch on to. If the program exits all the state
required to debug the problem goes away.
abort() doesn't exit, it sends a SIGABRT which is caught by gdb.
/assar
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with
Will Andrews [EMAIL PROTECTED] writes:
So, I'm wondering who uses it, and what purpose it serves. There is
nothing in the manpage about this "feature".
I believe these are left-overs from the customs support that pmake
(aka 4.4BSD make) used to have a long time ago.
You might want to look at
Will Andrews [EMAIL PROTECTED] writes:
So from general consensus, people who desire this functionality can get
it from ports/devel/pmake and the (non-functional) -DREMOTE code can be
nuked from make(1).
I was under the impression that not much development happened on
(distributed) pmake, but
ecureuil [EMAIL PROTECTED] writes:
Hi
Hello.
I'm trying to get interfaces' list and infos with getifaddrs().
The ifa_data struct should contain all needed information, but
this is a NULL pointer for IPv4 interfaces. Why ?
What you are printing is the link level address and the v4 address
Sheldon Hearn [EMAIL PROTECTED] writes:
static inline void
xdaemonwarn(char *fmt, ...)
{
va_list ap;
va_start(ap, fmt);
if (!daemon_quiet)
warn(fmt, ap);
va_end(ap);
return;
}
GCC gives syntax error before 'void'. Fair enough.
As
Alfred Perlstein [EMAIL PROTECTED] writes:
What about under solaris UFS?
Yes, it does update the atime.
And most Unixes seem to do the same thing.
/assar
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Sheldon Hearn [EMAIL PROTECTED] writes:
How on earth is one supposed to shut up the -Wconversion warnings
generated for all the functions that take mode_t arguments?
I've tried every sane typecast I can think of to prove to the compiler
that I know what I'm doing, but it won't shut up.
Kent Boortz [EMAIL PROTECTED] writes:
If application A do a write like
write(socket, buf, 100);
and application B read this like
read(socket, buf, 100);
without checking the result from the read operation, then this code
will probably work 99.% of the time. But if I could
Dag-Erling Smorgrav d...@flood.ping.uio.no writes:
- if ((realpat = malloc(strlen(pattern) + sizeof(^() +
- sizeof()$) + 1)) == NULL)
- err(1, malloc);
+ realpat = grep_malloc(strlen(pattern) + sizeof(^()
+
Dag-Erling Smorgrav d...@flood.ping.uio.no writes:
And besides, I really don't think this is a grep function but actually
is useful for programs that don't have any strategy for handling out
of memory errors and might as well die (with a descriptive error
message, of course). Let's call
Warner Losh i...@village.org writes:
Or getservbyname (which is really what you'd want to change). I have
patches to inetd that I've enclosed here. They are gorss, but the
code itself doesn't lend itself to non-gross patches w/o some rework,
which I was too lazy to do this morning.
Or you
Alfred Perlstein bri...@rush.net writes:
the problem with nfsrv_fhtovp is that it is overkill for my application
(it checks perms where i don't need it to, so i would have to fake
a lot of stuff to look like i was authorized)
What's your application?
so instead I gutted nfsrv_fhtovp a bit
Brian F. Feldman gr...@freebsd.org writes:
On Tue, 3 Aug 1999, Mike Smith wrote:
Actually, with interfaces like this you should generally pass a pointer
to the structure in userspace, and stick a version number constant in
the beginning of the structure. The size is often not enough
Alfred Perlstein bri...@rush.net writes:
I heard they have released the source to the kernel modules needed
to run it.
why not port them over? :)
I started looking at the kernel modules and porting them, however, I
must confess that I don't fully understand exactly what the linux
kernel
Soren Schmidt s...@freebsd.dk writes:
I started looking at the kernel modules and porting them, however, I
must confess that I don't fully understand exactly what the linux
kernel module does, which makes it somewhat harder to implement the
same functionality on FreeBSD :-)
If you
Brian F. Feldman gr...@freebsd.org writes:
As I read it, sockaddr is a transparent type (overloaded, as it were).
So we would use something like:
struct jail {
...
struct sockaddr;
char [SOCK_MAXADDRLEN - sizeof(struct sockaddr)];
Peter Jeremy jere...@gsmx07.alcatel.com.au writes:
We need to be able to build an application that has no dynamically
loaded code for recovery purposes (/stand and /sbin) as well as for
security.
Isn't that the same problem as with PAM?
/assar
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Marc Tardif intm...@cam.org writes:
At first, I simply considered the __P as a syntax convention. But, then
again, this kind of syntax has to be defined somewhere. I've looked all
over the place but can't seem to put the finger on the source of this
syntax.
It's in sys/cdefs.h:
#if
Daniel C. Sobral d...@newsguy.com writes:
Of foremost importance, though, check the license.
Are we still talking about irs? I don't find any particular strange
licenses in src/lib/irs in recent bind distributions:
/assar
/*
* Copyright (c) 1996,1999 by Internet Software Consortium.
*
*
Steven Jurczyk st...@home.pl writes:
How fast get real / absolute path of specified file. I try use
readlink, but this slow (for path /home/web/docs/index.htm must be
done 4 or more (if this path have symlinks) readlink's - for /home,
/home/web, /home/web/docs and /home/web/docs/index.htm). Is
Jung, Michael mj...@npc.net writes:
Ok How does one recreate /dev/lkm for 4.0-Current? It is no longer
in /dev/MAKEDEV.
There's no LKM support in -current any longer.
/assar
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with unsubscribe freebsd-hackers in the body of the message
John Polstra j...@polstra.com writes:
1. I have a pointer to a vnode and I want to get the corresponding
dev_t and inode number. Is there a non-sleazy way to do that other
than calling vn_stat?
I think you just want to call VOP_GETATTR(vp, vap, cred, proc) and
then look at vap-va_fsid and
Zhihui Zhang zzh...@cs.binghamton.edu writes:
Thanks for your response. I can not think of those points myself.
However, on page 7 of the book Panic! Unix system crash dump analysis,
it says that a debugger named kadb in SunOS can load the real kernel
during boot and treat the latter like a
Zhihui Zhang zzh...@cs.binghamton.edu writes:
Your response suggests that I can not achieve the same result simply by
using (I am using gdb 4.18):
(gdb)set follow-fork-mode child
As far as I can tell, `set follow-fork-mode' only works on HP-UX.
/assar
To Unsubscribe: send mail to
Krzysztof Krawczyk c...@denied.cx writes:
Could someone say me, why the maximum packetsize in ping command is 8184
(ping -s 8184)? If I want to do a bigger packetsize than this i got
message like this:
Look at the sysctl variable `net.inet.raw.maxdgram'.
/assar
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