37 lines
815 B
C
37 lines
815 B
C
#ifndef SYSTEM_H
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#define SYSTEM_H
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typedef struct pid_t {
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int pid;
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struct pid_t * next;
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} pid_t;
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typedef struct sem_t {
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unsigned int value;
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char * name;
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pid_t * entering;
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pid_t * last;
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} sem_t;
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int sys_loadProcess(void (*fn) (int, char **), char foreground, int argc, char *argv[], int * fd);
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int sys_time(char);
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void sys_exit();
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void sys_write(int, char *, int);
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char sys_read(int, char *, int);
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char * sys_ps();
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char * sys_sem();
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void * sys_malloc(int);
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void * sys_free(void *);
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void * sys_openPipe(int *, char *);
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char sys_nice(int, char);
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void sys_sleep(int);
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void sys_semWait(sem_t *);
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void sys_semPost(sem_t *);
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sem_t * sys_semOpen(char *, unsigned int);
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int sys_getPid();
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char sys_semClose(void *);
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void sys_kill(int pid);
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void sys_block(int pid);
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void sys_unblock(int pid);
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#endif |