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sh: Inline waitproc() into its only caller.

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This commit is contained in:
Jilles Tjoelker 2012-07-28 14:56:50 +00:00
parent faa787d323
commit 61fb716ac9
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=238866
1 changed files with 9 additions and 22 deletions
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31
bin/sh/jobs.c
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@ -94,7 +94,6 @@ static void freejob(struct job *);
static struct job *getjob(char *);
pid_t getjobpgrp(char *);
static pid_t dowait(int, struct job *);
static pid_t waitproc(int, int *);
static void checkzombies(void);
static void cmdtxt(union node *);
static void cmdputs(const char *);
@ -1021,10 +1020,18 @@ dowait(int block, struct job *job)
int stopped;
int sig;
int coredump;
int wflags;
TRACE(("dowait(%d) called\n", block));
do {
pid = waitproc(block, &status);
#if JOBS
wflags = WUNTRACED | WCONTINUED;
#else
wflags = 0;
#endif
if (block == 0)
wflags |= WNOHANG;
pid = wait3(&status, wflags, (struct rusage *)NULL);
TRACE(("wait returns %d, status=%d\n", (int)pid, status));
} while ((pid == -1 && errno == EINTR && breakwaitcmd == 0) ||
(pid > 0 && (WIFSTOPPED(status) || WIFCONTINUED(status)) &&
@ -1112,26 +1119,6 @@ dowait(int block, struct job *job)
/*
* Do a wait system call. If job control is compiled in, we accept
* stopped processes. If block is zero, we return a value of zero
* rather than blocking.
*/
static pid_t
waitproc(int block, int *status)
{
int flags;
#if JOBS
flags = WUNTRACED | WCONTINUED;
#else
flags = 0;
#endif
if (block == 0)
flags |= WNOHANG;
return wait3(status, flags, (struct rusage *)NULL);
}
/*
* return 1 if there are stopped jobs, otherwise 0
*/