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path: root/sys/kern/sysv_ipc.c
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* sysvipc loadable.Alfred Perlstein2000-12-011-204/+38
| | | | | | | | | new syscall entry lkmressys - "reserved loadable syscall" Make syscall_register allow overwriting of such entries (lkmressys). Notes: svn path=/head/; revision=69449
* Move suser() and suser_xxx() prototypes and a related #define fromPoul-Henning Kamp2000-10-291-0/+1
| | | | | | | | | | | | <sys/proc.h> to <sys/systm.h>. Correctly document the #includes needed in the manpage. Add one now needed #include of <sys/systm.h>. Remove the consequent 48 unused #includes of <sys/proc.h>. Notes: svn path=/head/; revision=67893
* Remove the undocumented, flawed, broken-as-designed semconfig() syscall.Peter Wemm2000-05-011-9/+0
| | | | Notes: svn path=/head/; revision=59828
* In 'ipcperm()', only call 'suser()' if it is actually required.Brian S. Dean2000-03-131-7/+2
| | | | | | | | | | | | Previously, it was being called whether it was needed or not and the ASU flag was being set (as a side affect of calling 'suser()') in cases where superuser privileges were not actually needed. This was all pointed out to me by Bruce Evans. Reviewed by: bde Notes: svn path=/head/; revision=58026
* Fix a superuser credential check.Brian S. Dean2000-02-291-1/+3
| | | | | | | | Reviewed by: phk Approved by: jkh Notes: svn path=/head/; revision=57635
* $Id$ -> $FreeBSD$Peter Wemm1999-08-281-1/+1
| | | | Notes: svn path=/head/; revision=50477
* Change suser_xxx() to suser() where it applies.Poul-Henning Kamp1999-04-271-7/+6
| | | | Notes: svn path=/head/; revision=46116
* Suser() simplification:Poul-Henning Kamp1999-04-271-3/+3
| | | | | | | | | | | | | | | | | | | | | | 1: s/suser/suser_xxx/ 2: Add new function: suser(struct proc *), prototyped in <sys/proc.h>. 3: s/suser_xxx(\([a-zA-Z0-9_]*\)->p_ucred, \&\1->p_acflag)/suser(\1)/ The remaining suser_xxx() calls will be scrutinized and dealt with later. There may be some unneeded #include <sys/cred.h>, but they are left as an exercise for Bruce. More changes to the suser() API will come along with the "jail" code. Notes: svn path=/head/; revision=46112
* Use suser() to determine super-user-ness, don't examine cr_uid directly.Poul-Henning Kamp1999-01-301-2/+5
| | | | Notes: svn path=/head/; revision=43426
* Removed an unused #include. Added an unsed #include of <sys/ucred.h>Bruce Evans1997-11-181-8/+9
| | | | | | | | to prepare for not including it in <sys/param.h>. Moved conditionally used #includes inside an ifdef. Notes: svn path=/head/; revision=31261
* Move the "retval" (3rd) parameter from all syscall functions and putPoul-Henning Kamp1997-11-061-46/+31
| | | | | | | | | | | | | | | it in struct proc instead. This fixes a boatload of compiler warning, and removes a lot of cruft from the sources. I have not removed the /*ARGSUSED*/, they will require some looking at. libkvm, ps and other userland struct proc frobbing programs will need recompiled. Notes: svn path=/head/; revision=30994
* Back out part 1 of the MCFH that changed $Id$ to $FreeBSD$. We are notPeter Wemm1997-02-221-1/+1
| | | | | | | ready for it yet. Notes: svn path=/head/; revision=22975
* Make the long-awaited change from $Id$ to $FreeBSD$Jordan K. Hubbard1997-01-141-1/+1
| | | | | | | | | | | This will make a number of things easier in the future, as well as (finally!) avoiding the Id-smashing problem which has plagued developers for so long. Boy, I'm glad we're not using sup anymore. This update would have been insane otherwise. Notes: svn path=/head/; revision=21673
* kern_descrip.c: add fdshare()/fdcopy()Peter Wemm1996-02-231-3/+2
| | | | | | | | | | | | | | | | | | | | | | | kern_fork.c: add the tiny bit of code for rfork operation. kern/sysv_*: shmfork() takes one less arg, it was never used. sys/shm.h: drop "isvfork" arg from shmfork() prototype sys/param.h: declare rfork args.. (this is where OpenBSD put it..) sys/filedesc.h: protos for fdshare/fdcopy. vm/vm_mmap.c: add minherit code, add rounding to mmap() type args where it makes sense. vm/*: drop unused isvfork arg. Note: this rfork() implementation copies the address space mappings, it does not connect the mappings together. ie: once the two processes have split, the pages may be shared, but the address space is not. If one does a mmap() etc, it does not appear in the other. This makes it not useful for pthreads, but it is useful in it's own right for having light-weight threads in a static shared address space. Obtained from: Original by Ron Minnich, extended by OpenBSD Notes: svn path=/head/; revision=14221
* (gulp!) reran makesyscalls..Peter Wemm1996-01-081-2/+229
| | | | | | | | | | sysv_ipc.c: add stub functions that either simply return (for the hooks in kern_fork/kern_exit) or log() a messgae and call enosys() (for the syscalls). sysv_ipc.c will become "standard" in conf/files and has #ifs for all the permutations. Notes: svn path=/head/; revision=13332
* Somehow managed to miss these four files when converting the SYSV IPCGarrett Wollman1996-01-051-1/+3
| | | | | | | options over to the new style. Notes: svn path=/head/; revision=13255
* Added SYSV ipcs.Doug Rabson1994-09-131-0/+69
Obtained from: NetBSD and FreeBSD-1.1.5 Notes: svn path=/head/; revision=2729