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/ C library -- fork / pid = fork(); / / pid == 0 in child process; pid == -1 means error return / in child, parents id is in par_uid if needed .globl _fork, cerror, _par_uid _fork: mov r5,-(sp) m

/ C library -- wait / pid = wait(); / or, / pid = wait(&status); / / pid == -1 if error / status indicates fate of process, if given .globl _wait, _nargs, cerror _wait: mov r5,-(sp) mov sp,r5

#include "apue.h" #include #include #ifdef BSD #include #endif #include void daemonize(const char *cmd) { int i, fd0, fd1, fd2; pid_t pid; struct

#include "apue.h" #include pthread_t ntid; void printids(const char *s) { pid_t pid; pthread_t tid; pid = getpid(); tid = pthread_self(); printf("%s pid %u tid %u (0x%x)\n", s, (u

#include "calld.h" int /* return 0 if OK, -1 on error */ request(Client *cliptr) { pid_t pid; /* * Position where this client left off last (or rewind). */ errmsg[0] = 0; sys_posn(clip

#include "calld.h" typedef struct { char *line; /* points to malloc()ed area */ /* we lock by line (device name) */ pid_t pid; /* but unlock by process ID */ /* pid of 0 means available

#include "apue.h" static void charatatime(char *); int main(void) { pid_t pid; TELL_WAIT(); if ((pid = fork()) < 0) { err_sys("fork error"); } else if (pid == 0) { WAIT_PARENT(); /* paren

#include "apue.h" #include char *env_init[] = { "USER=unknown", "PATH=/tmp", NULL }; int main(void) { pid_t pid; if ((pid = fork()) < 0) { err_sys("fork error"); } else if (pid ==

#include "apue.h" #include static void sig_int(int); /* our signal-catching function */ int main(void) { char buf[MAXLINE]; /* from apue.h */ pid_t pid; int status; if (signal(SI

#include "apue.h" int glob = 6; /* external variable in initialized data */ char buf[] = "a write to stdout\n"; int main(void) { int var; /* automatic variable on the stack */ pid_t pid; var