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printf: fix regression after illumos merges.

Browse source 
The "bltin/bltin.h" wrappers do not support exit() and attempting
to call it will exit sh completely.

Note that errx() is acceptable but will always return with status 2.

Reported by:	jilles (and the testing framework)
Fix by:		jilles
Pointyhat:	pfg
This commit is contained in:
Pedro F. Giffuni 2014-05-11 17:28:57 +00:00
parent 0d1381bb56
commit 30238f4963
1 changed files with 5 additions and 3 deletions
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8
usr.bin/printf/printf.c
View file

@ -101,6 +101,8 @@ static void usage(void);
static const char digits[] = "0123456789";
static char end_fmt[1];
static int myargc;
static char **myargv;
static char **gargv;
@ -171,11 +173,11 @@ main(int argc, char *argv[])
fmt += 2;
} else {
fmt = printf_doformat(fmt, &rval);
if (fmt == NULL) {
if (fmt == NULL || fmt == end_fmt) {
#ifdef SHELL
INTON;
#endif
return (1);
return (fmt == NULL ? 1 : rval);
}
end = 0;
}
@ -372,7 +374,7 @@ printf_doformat(char *fmt, int *rval)
fputs(p, stdout);
free(p);
if (getout)
exit(*rval);
return (end_fmt);
break;
}
case 'c': {