JehanneOS/mksh
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the missing part

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tg 2009-03-22 18:20:36 +00:00
parent bf7c84eef6
commit abba28e8b1
1 changed files with 6 additions and 2 deletions
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8
exec.c
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@ -2,7 +2,7 @@
#include "sh.h" #include "sh.h"
__RCSID("$MirOS: src/bin/mksh/exec.c,v 1.51 2009/03/22 17:47:36 tg Exp $"); __RCSID("$MirOS: src/bin/mksh/exec.c,v 1.52 2009/03/22 18:20:36 tg Exp $");
static int comexec(struct op *, struct tbl *volatile, const char **, static int comexec(struct op *, struct tbl *volatile, const char **,
int volatile, volatile int *); int volatile, volatile int *);
@ -25,7 +25,7 @@ execute(struct op *volatile t,
volatile int *xerrok) volatile int *xerrok)
{ {
int i; int i;
volatile int rv = 0; volatile int rv = 0, dummy = 0;
int pv[2]; int pv[2];
const char ** volatile ap; const char ** volatile ap;
char ** volatile up; char ** volatile up;
@ -36,6 +36,10 @@ execute(struct op *volatile t,
if (t == NULL) if (t == NULL)
return 0; return 0;
/* Caller doesn't care if XERROK should propagate. */
if (xerrok == NULL)
xerrok = &dummy;
if ((flags&XFORK) && !(flags&XEXEC) && t->type != TPIPE) if ((flags&XFORK) && !(flags&XEXEC) && t->type != TPIPE)
/* run in sub-process */ /* run in sub-process */
return exchild(t, flags & ~XTIME, xerrok, -1); return exchild(t, flags & ~XTIME, xerrok, -1);