void
initshellproc() {
/* from eval.c: */
{
exitstatus = 0;
}
/* from exec.c: */
{
deletefuncs();
}
/* from input.c: */
{
popallfiles();
}
/* from jobs.c: */
{
backgndpid = -1;
#if JOBS
jobctl = 0;
#endif
}
/* from options.c: */
{
char *p;
for (p = optval ; p < optval + sizeof optval ; p++)
*p = 0;
}
/* from redir.c: */
{
clearredir();
}
/* from trap.c: */
{
char *sm;
clear_traps();
for (sm = sigmode ; sm < sigmode + MAXSIG ; sm++) {
if (*sm == S_IGN)
*sm = S_HARD_IGN;
}
}
/* from var.c: */
{
shprocvar();
}
}
void
initshellproc(void)
{
/* from alias.c: */
{
rmaliases();
}
/* from eval.c: */
{
exitstatus = 0;
}
/* from exec.c: */
{
deletefuncs();
}
/* from input.c: */
{
popallfiles();
}
/* from jobs.c: */
{
backgndpid = -1;
#if JOBS
jobctl = 0;
#endif
}
/* from options.c: */
{
int i;
for (i = 0; i < NOPTS; i++)
optlist[i].val = 0;
optschanged();
}
/* from redir.c: */
{
clearredir();
}
/* from trap.c: */
{
char *sm;
clear_traps();
for (sm = sigmode ; sm < sigmode + NSIG ; sm++) {
if (*sm == S_IGN)
*sm = S_HARD_IGN;
}
}
/* from var.c: */
{
shprocvar();
}
}
void
forkchild(struct job *jp, union node *n, int mode, int vforked)
{
int wasroot;
int pgrp;
const char *devnull = _PATH_DEVNULL;
const char *nullerr = "Can't open %s";
wasroot = rootshell;
TRACE(("Child shell %d\n", getpid()));
if (!vforked)
rootshell = 0;
closescript(vforked);
clear_traps(vforked);
#if JOBS
if (!vforked)
jobctl = 0; /* do job control only in root shell */
if (wasroot && mode != FORK_NOJOB && mflag) {
if (jp == NULL || jp->nprocs == 0)
pgrp = getpid();
else
pgrp = jp->ps[0].pid;
/* This can fail because we are doing it in the parent also */
(void)setpgid(0, pgrp);
if (mode == FORK_FG) {
if (tcsetpgrp(ttyfd, pgrp) == -1)
error("Cannot set tty process group (%s) at %d",
strerror(errno), __LINE__);
}
setsignal(SIGTSTP, vforked);
setsignal(SIGTTOU, vforked);
} else if (mode == FORK_BG) {
ignoresig(SIGINT, vforked);
ignoresig(SIGQUIT, vforked);
if ((jp == NULL || jp->nprocs == 0) &&
! fd0_redirected_p ()) {
close(0);
if (open(devnull, O_RDONLY) != 0)
error(nullerr, devnull);
}
}
#else
if (mode == FORK_BG) {
ignoresig(SIGINT, vforked);
ignoresig(SIGQUIT, vforked);
if ((jp == NULL || jp->nprocs == 0) &&
! fd0_redirected_p ()) {
close(0);
if (open(devnull, O_RDONLY) != 0)
error(nullerr, devnull);
}
}
#endif
if (wasroot && iflag) {
setsignal(SIGINT, vforked);
setsignal(SIGQUIT, vforked);
setsignal(SIGTERM, vforked);
}
if (!vforked)
jobs_invalid = 1;
}
void
initshellproc(shinstance *psh) {
/* from /Volumes/ScratchHFS/bird/kBuild/svn/trunk/src/kash/alias.c: */
{
rmaliases(psh);
}
/* from /Volumes/ScratchHFS/bird/kBuild/svn/trunk/src/kash/eval.c: */
{
psh->exitstatus = 0;
}
/* from /Volumes/ScratchHFS/bird/kBuild/svn/trunk/src/kash/exec.c: */
{
deletefuncs(psh);
}
/* from /Volumes/ScratchHFS/bird/kBuild/svn/trunk/src/kash/input.c: */
{
popallfiles(psh);
}
/* from /Volumes/ScratchHFS/bird/kBuild/svn/trunk/src/kash/jobs.c: */
{
psh->backgndpid = -1;
#if JOBS
psh->jobctl = 0;
#endif
}
/* from /Volumes/ScratchHFS/bird/kBuild/svn/trunk/src/kash/options.c: */
{
int i;
for (i = 0; psh->optlist[i].name; i++)
psh->optlist[i].val = 0;
optschanged(psh);
}
/* from /Volumes/ScratchHFS/bird/kBuild/svn/trunk/src/kash/redir.c: */
{
clearredir(psh, 0);
}
/* from /Volumes/ScratchHFS/bird/kBuild/svn/trunk/src/kash/trap.c: */
{
char *sm;
clear_traps(psh, 0);
for (sm = psh->sigmode ; sm < psh->sigmode + NSIG ; sm++) {
if (*sm == S_IGN)
*sm = S_HARD_IGN;
}
}
/* from /Volumes/ScratchHFS/bird/kBuild/svn/trunk/src/kash/var.c: */
{
shprocvar(psh);
}
}