X-Git-Url: https://git.subgeniuskitty.com/unix-history/.git/blobdiff_plain/2b4b57cde32cd59d62925e7cfa02dc478cde4624..4e6e38871c68cf8ddfa65c3f6a0d0b2f3a1b2caf:/usr/src/sys/kern/kern_proc.c

diff --git a/usr/src/sys/kern/kern_proc.c b/usr/src/sys/kern/kern_proc.c
index 8057815c6a..53cab4f7c7 100644
--- a/usr/src/sys/kern/kern_proc.c
+++ b/usr/src/sys/kern/kern_proc.c
@@ -1,4 +1,4 @@
-/*	kern_proc.c	4.15	81/11/18	*/
+/*	kern_proc.c	4.25	82/04/02	*/
 
 #include "../h/param.h"
 #include "../h/systm.h"
@@ -49,7 +49,7 @@ exece()
 	char cfname[DIRSIZ];
 	char cfarg[SHSIZE];
 
-	if ((ip = namei(uchar, 0)) == NULL)
+	if ((ip = namei(uchar, 0, 1)) == NULL)
 		return;
 	bno = 0;
 	bp = 0;
@@ -94,8 +94,8 @@ exece()
 	u.u_segflg = 0;
 	if (u.u_error)
 		goto bad;
-	if (u.u_count > sizeof(u.u_exdata) - sizeof(u.u_exdata.Ux_A)
-		&& u.u_exdata.ux_shell[0] != '#') {
+	if (u.u_count > sizeof(u.u_exdata) - sizeof(u.u_exdata.Ux_A) &&
+	    u.u_exdata.ux_shell[0] != '#') {
 		u.u_error = ENOEXEC;
 		goto bad;
 	}
@@ -154,7 +154,7 @@ exece()
 		bcopy((caddr_t)u.u_dbuf, (caddr_t)cfname, DIRSIZ);
 		indir = 1;
 		iput(ip);
-		ip = namei(schar, 0);
+		ip = namei(schar, 0, 1);
 		if (ip == NULL)
 			return;
 		goto again;
@@ -372,6 +372,7 @@ register struct inode *ip;
 		u.u_uid = uid;
 		u.u_procp->p_uid = uid;
 		u.u_gid = gid;
+		u.u_grps[gid/(sizeof(int)*8)] |= 1 << (gid%(sizeof(int)*8));
 	} else
 		psignal(u.u_procp, SIGTRAP);
 	u.u_tsize = ts;
@@ -390,7 +391,7 @@ setregs()
 	register i;
 	long sigmask;
 
-	for (rp = &u.u_signal[0], sigmask = 1L; rp < &u.u_signal[NSIG];
+	for (rp = &u.u_signal[1], sigmask = 1L; rp < &u.u_signal[NSIG];
 	    sigmask <<= 1, rp++) {
 		switch (*rp) {
 
@@ -408,7 +409,7 @@ setregs()
 			if ((int)*rp & 1)
 				u.u_procp->p_siga0 |= sigmask;
 			else
-				u.u_procp->p_siga1 &= ~sigmask;
+				u.u_procp->p_siga0 &= ~sigmask;
 			if ((int)*rp & 2)
 				u.u_procp->p_siga1 |= sigmask;
 			else
@@ -424,7 +425,7 @@ setregs()
 	u.u_ar0[PC] = u.u_exdata.ux_entloc + 2; /* skip over entry mask */
 	for (i=0; i<NOFILE; i++) {
 		if (u.u_pofile[i]&EXCLOSE) {
-			closef(u.u_ofile[i]);
+			closef(u.u_ofile[i], 1);
 			u.u_ofile[i] = NULL;
 			u.u_pofile[i] &= ~EXCLOSE;
 		}
@@ -502,7 +503,7 @@ exit(rv)
 	for (i=0; i<NOFILE; i++) {
 		f = u.u_ofile[i];
 		u.u_ofile[i] = NULL;
-		closef(f);
+		closef(f, 1);
 	}
 	ilock(u.u_cdir);
 	iput(u.u_cdir);
@@ -514,6 +515,7 @@ exit(rv)
 	acct();
 	vrelpt(u.u_procp);
 	vrelu(u.u_procp, 0);
+	(void) spl5();		/* hack for mem alloc race XXX */
 	multprog--;
 	p->p_stat = SZOMB;
 	noproc = 1;
@@ -557,13 +559,12 @@ done:
 			}
 			/*
 			 * Protect this process from future
-			 * tty signals, clear TSTP/TTIN/TTOU if pending,
-			 * and set SDETACH bit on procs.
+			 * tty signals, clear TSTP/TTIN/TTOU if pending.
 			 */
 			(void) spgrp(q, -1);
 		}
-	wakeup((caddr_t)p->p_pptr);
 	psignal(p->p_pptr, SIGCHLD);
+	wakeup((caddr_t)p->p_pptr);
 	swtch();
 }