static int
e3(void)
{
int p1;
register unsigned char *a;
unsigned char *p2;
long long ll_1, ll_2;
a = nxtarg(0);
if (eq(a, "("))
{
p1 = sexp();
if (!eq(nxtarg(0), ")"))
failed("test",") expected");
return(p1);
}
p2 = nxtarg(1);
ap--;
if ((p2 == 0) || (!eq(p2, "=") && !eq(p2, "!=")))
{
if (eq(a, "-r"))
return(chk_access(nxtarg(0), S_IREAD, 0) == 0);
if (eq(a, "-w"))
return(chk_access(nxtarg(0), S_IWRITE, 0) == 0);
if (eq(a, "-x"))
return(chk_access(nxtarg(0), S_IEXEC, 0) == 0);
#ifdef SUS
if (eq(a, "-e"))
return(access(nxtarg(0), F_OK) == 0);
if (eq(a, "-S"))
return(filtyp(nxtarg(0), S_IFSOCK));
if (eq(a, "!"))
return(!e3());
#endif /* SUS */
if (eq(a, "-d"))
return(filtyp(nxtarg(0), S_IFDIR));
if (eq(a, "-c"))
return(filtyp(nxtarg(0), S_IFCHR));
if (eq(a, "-b"))
return(filtyp(nxtarg(0), S_IFBLK));
if (eq(a, "-f"))
if (ucb_builtins) {
struct stat statb;
return(stat((char *)nxtarg(0), &statb) >= 0 &&
(statb.st_mode & S_IFMT) != S_IFDIR);
}
else
return(filtyp(nxtarg(0), S_IFREG));
if (eq(a, "-u"))
return(ftype(nxtarg(0), S_ISUID));
if (eq(a, "-g"))
return(ftype(nxtarg(0), S_ISGID));
if (eq(a, "-k"))
return(ftype(nxtarg(0), S_ISVTX));
if (eq(a, "-p"))
return(filtyp(nxtarg(0), S_IFIFO));
if (eq(a, "-h") || eq(a, "-L"))
return(filtyp(nxtarg(0), S_IFLNK));
if (eq(a, "-s"))
return(fsizep(nxtarg(0)));
if (eq(a, "-t"))
{
if (ap >= ac) /* no args */
return(isatty(1));
else if (eq((a = nxtarg(0)), "-a") || eq(a, "-o"))
{
ap--;
return(isatty(1));
}
else
return(isatty(atoi((char *)a)));
}
if (eq(a, "-n"))
return(!eq(nxtarg(0), ""));
if (eq(a, "-z"))
return(eq(nxtarg(0), ""));
}
p2 = nxtarg(1);
if (p2 == 0)
return(!eq(a, ""));
if (eq(p2, "-a") || eq(p2, "-o"))
{
ap--;
return(!eq(a, ""));
}
if (eq(p2, "="))
return(eq(nxtarg(0), a));
if (eq(p2, "!="))
return(!eq(nxtarg(0), a));
ll_1 = stoifll(a);
ll_2 = stoifll(nxtarg(0));
if (eq(p2, "-eq"))
return (ll_1 == ll_2);
if (eq(p2, "-ne"))
return (ll_1 != ll_2);
if (eq(p2, "-gt"))
return (ll_1 > ll_2);
if (eq(p2, "-lt"))
return (ll_1 < ll_2);
if (eq(p2, "-ge"))
return (ll_1 >= ll_2);
if (eq(p2, "-le"))
return (ll_1 <= ll_2);
bfailed(btest, badop, p2);
/* NOTREACHED */
return 0;
}
static int
e3(void)
{
int p1;
char *a;
char *p2;
int int1, int2;
a = nxtarg(0);
if (EQ(a, "(")) {
p1 = exp();
if (!EQ(nxtarg(0), ")")) synbad(") expected", "");
return (p1);
}
p2 = nxtarg(1);
ap--;
if ((p2 == 0) || (!EQ(p2, "=") && !EQ(p2, "!="))) {
if (EQ(a, "-r"))
return (tio(nxtarg(0), 4));
if (EQ(a, "-w"))
return (tio(nxtarg(0), 2));
if (EQ(a, "-x"))
return (tio(nxtarg(0), 1));
if (EQ(a, "-d"))
return (filtyp(nxtarg(0), S_IFDIR));
if (EQ(a, "-c"))
return (filtyp(nxtarg(0), S_IFCHR));
if (EQ(a, "-b"))
return (filtyp(nxtarg(0), S_IFBLK));
if (EQ(a, "-f")) {
struct stat statb;
return (stat(nxtarg(0), &statb) >= 0 &&
(statb.st_mode & S_IFMT) != S_IFDIR);
}
if (EQ(a, "-h"))
return (filtyp(nxtarg(0), S_IFLNK));
if (EQ(a, "-u"))
return (ftype(nxtarg(0), S_ISUID));
if (EQ(a, "-g"))
return (ftype(nxtarg(0), S_ISGID));
if (EQ(a, "-k"))
return (ftype(nxtarg(0), S_ISVTX));
if (EQ(a, "-p"))
#ifdef S_IFIFO
return (filtyp(nxtarg(0), S_IFIFO));
#else
return (nxtarg(0), 0);
#endif
if (EQ(a, "-s"))
return (fsizep(nxtarg(0)));
if (EQ(a, "-t"))
if (ap >= ac)
return (isatty(1));
else if (EQ((a = nxtarg(0)), "-a") || EQ(a, "-o")) {
ap--;
return (isatty(1));
} else
return (isatty(atoi(a)));
if (EQ(a, "-n"))
return (!EQ(nxtarg(0), ""));
if (EQ(a, "-z"))
return (EQ(nxtarg(0), ""));
}
p2 = nxtarg(1);
if (p2 == 0)
return (!EQ(a, ""));
if (EQ(p2, "-a") || EQ(p2, "-o")) {
ap--;
return (!EQ(a, ""));
}
if (EQ(p2, "="))
return (EQ(nxtarg(0), a));
if (EQ(p2, "!="))
return (!EQ(nxtarg(0), a));
int1 = atoi(a);
int2 = atoi(nxtarg(0));
if (EQ(p2, "-eq"))
return (int1 == int2);
if (EQ(p2, "-ne"))
return (int1 != int2);
if (EQ(p2, "-gt"))
return (int1 > int2);
if (EQ(p2, "-lt"))
return (int1 < int2);
if (EQ(p2, "-ge"))
return (int1 >= int2);
if (EQ(p2, "-le"))
return (int1 <= int2);
synbad("unknown operator ", p2);
/* NOTREACHED */
return (0);
}
