table.c

一个简单的操作系统minix的核心代码

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				src/mm/table.c	 	 
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16500	/* This file contains the table used to map system call numbers onto the
16501	 * routines that perform them.
16502	 */
16503	
16504	#define _TABLE
16505	
16506	#include "mm.h"
16507	#include <minix/callnr.h>
16508	#include <signal.h>
16509	#include "mproc.h"
16510	#include "param.h"
16511	
16512	/* Miscellaneous */
16513	char core_name[] = "core";      /* file name where core images are produced */
16514	
16515	_PROTOTYPE (int (*call_vec[NCALLS]), (void) ) = {
16516	        no_sys,         /*  0 = unused  */
16517	        do_mm_exit,     /*  1 = exit    */
16518	        do_fork,        /*  2 = fork    */
16519	        no_sys,         /*  3 = read    */
16520	        no_sys,         /*  4 = write   */
16521	        no_sys,         /*  5 = open    */
16522	        no_sys,         /*  6 = close   */
16523	        do_waitpid,     /*  7 = wait    */
16524	        no_sys,         /*  8 = creat   */
16525	        no_sys,         /*  9 = link    */
16526	        no_sys,         /* 10 = unlink  */
16527	        do_waitpid,     /* 11 = waitpid */
16528	        no_sys,         /* 12 = chdir   */
16529	        no_sys,         /* 13 = time    */
16530	        no_sys,         /* 14 = mknod   */
16531	        no_sys,         /* 15 = chmod   */
16532	        no_sys,         /* 16 = chown   */
16533	        do_brk,         /* 17 = break   */
16534	        no_sys,         /* 18 = stat    */
16535	        no_sys,         /* 19 = lseek   */
16536	        do_getset,      /* 20 = getpid  */
16537	        no_sys,         /* 21 = mount   */
16538	        no_sys,         /* 22 = umount  */
16539	        do_getset,      /* 23 = setuid  */
16540	        do_getset,      /* 24 = getuid  */
16541	        no_sys,         /* 25 = stime   */
16542	        do_trace,       /* 26 = ptrace  */
16543	        do_alarm,       /* 27 = alarm   */
16544	        no_sys,         /* 28 = fstat   */
16545	        do_pause,       /* 29 = pause   */
16546	        no_sys,         /* 30 = utime   */
16547	        no_sys,         /* 31 = (stty)  */
16548	        no_sys,         /* 32 = (gtty)  */
16549	        no_sys,         /* 33 = access  */
16550	        no_sys,         /* 34 = (nice)  */
16551	        no_sys,         /* 35 = (ftime) */
16552	        no_sys,         /* 36 = sync    */
16553	        do_kill,        /* 37 = kill    */
16554	        no_sys,         /* 38 = rename  */
16555	        no_sys,         /* 39 = mkdir   */
16556	        no_sys,         /* 40 = rmdir   */
16557	        no_sys,         /* 41 = dup     */
16558	        no_sys,         /* 42 = pipe    */
16559	        no_sys,         /* 43 = times   */
16560	        no_sys,         /* 44 = (prof)  */
16561	        no_sys,         /* 45 = unused  */
16562	        do_getset,      /* 46 = setgid  */
16563	        do_getset,      /* 47 = getgid  */
16564	        no_sys,         /* 48 = (signal)*/
16565	        no_sys,         /* 49 = unused  */
16566	        no_sys,         /* 50 = unused  */
16567	        no_sys,         /* 51 = (acct)  */
16568	        no_sys,         /* 52 = (phys)  */
16569	        no_sys,         /* 53 = (lock)  */
16570	        no_sys,         /* 54 = ioctl   */
16571	        no_sys,         /* 55 = fcntl   */
16572	        no_sys,         /* 56 = (mpx)   */
16573	        no_sys,         /* 57 = unused  */
16574	        no_sys,         /* 58 = unused  */
16575	        do_exec,        /* 59 = execve  */
16576	        no_sys,         /* 60 = umask   */
16577	        no_sys,         /* 61 = chroot  */
16578	        do_getset,      /* 62 = setsid  */
16579	        do_getset,      /* 63 = getpgrp */
16580	
16581	        do_ksig,        /* 64 = KSIG: signals originating in the kernel */
16582	        no_sys,         /* 65 = UNPAUSE */
16583	        no_sys,         /* 66 = unused  */
16584	        no_sys,         /* 67 = REVIVE  */
16585	        no_sys,         /* 68 = TASK_REPLY  */
16586	        no_sys,         /* 69 = unused  */
16587	        no_sys,         /* 70 = unused  */
16588	        do_sigaction,   /* 71 = sigaction   */
16589	        do_sigsuspend,  /* 72 = sigsuspend  */
16590	        do_sigpending,  /* 73 = sigpending  */
16591	        do_sigprocmask, /* 74 = sigprocmask */
16592	        do_sigreturn,   /* 75 = sigreturn   */
16593	        do_reboot,      /* 76 = reboot  */
16594	};