| sysv_sem.c (2729) | sysv_sem.c (2836) |
|---|---|
| 1/* $Id$ */ | 1/* $Id: sysv_sem.c,v 1.1 1994/09/13 14:47:00 dfr Exp $ */ |
| 2 3/* 4 * Implementation of SVID semaphores 5 * 6 * Author: Daniel Boulet 7 * 8 * This software is provided ``AS IS'' without any warranties of any kind. 9 */ --- 6 unchanged lines hidden (view full) --- 16#include <sys/malloc.h> 17 18static int semctl(), semget(), semop(), semconfig(); 19int (*semcalls[])() = { semctl, semget, semop, semconfig }; 20int semtot = 0; 21 22static struct proc *semlock_holder = NULL; 23 | 2 3/* 4 * Implementation of SVID semaphores 5 * 6 * Author: Daniel Boulet 7 * 8 * This software is provided ``AS IS'' without any warranties of any kind. 9 */ --- 6 unchanged lines hidden (view full) --- 16#include <sys/malloc.h> 17 18static int semctl(), semget(), semop(), semconfig(); 19int (*semcalls[])() = { semctl, semget, semop, semconfig }; 20int semtot = 0; 21 22static struct proc *semlock_holder = NULL; 23 |
| 24int | 24void |
| 25seminit() 26{ 27 register int i; 28 vm_offset_t whocares1, whocares2; 29 30 if (sema == NULL) 31 panic("sema is NULL"); 32 if (semu == NULL) --- 144 unchanged lines hidden (view full) --- 177 /* 178 * The second pass failed even though we freed 179 * something after the first pass! 180 * This is IMPOSSIBLE! 181 */ 182 panic("semu_alloc - second attempt failed"); 183 } 184 } | 25seminit() 26{ 27 register int i; 28 vm_offset_t whocares1, whocares2; 29 30 if (sema == NULL) 31 panic("sema is NULL"); 32 if (semu == NULL) --- 144 unchanged lines hidden (view full) --- 177 /* 178 * The second pass failed even though we freed 179 * something after the first pass! 180 * This is IMPOSSIBLE! 181 */ 182 panic("semu_alloc - second attempt failed"); 183 } 184 } |
| 185 return (NULL); |
|
| 185} 186 187/* 188 * Adjust a particular entry for a particular proc 189 */ 190 191int 192semundo_adjust(p, supptr, semid, semnum, adjval) --- 635 unchanged lines hidden (view full) --- 828 *retval = 0; 829 return(0); 830} 831 832/* 833 * Go through the undo structures for this process and apply the adjustments to 834 * semaphores. 835 */ | 186} 187 188/* 189 * Adjust a particular entry for a particular proc 190 */ 191 192int 193semundo_adjust(p, supptr, semid, semnum, adjval) --- 635 unchanged lines hidden (view full) --- 829 *retval = 0; 830 return(0); 831} 832 833/* 834 * Go through the undo structures for this process and apply the adjustments to 835 * semaphores. 836 */ |
| 837void |
|
| 836semexit(p) 837 struct proc *p; 838{ 839 register struct sem_undo *suptr; 840 register struct sem_undo **supptr; 841 int did_something; 842 843 /* --- 96 unchanged lines hidden --- | 838semexit(p) 839 struct proc *p; 840{ 841 register struct sem_undo *suptr; 842 register struct sem_undo **supptr; 843 int did_something; 844 845 /* --- 96 unchanged lines hidden --- |