minix/test/test36.c

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C
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2005-04-21 16:53:53 +02:00
/* test36: pathconf() fpathconf() Author: Jan-mark Wams */
#include <sys/types.h>
#include <sys/stat.h>
#include <sys/wait.h>
#include <stdlib.h>
#include <unistd.h>
#include <string.h>
#include <fcntl.h>
#include <limits.h>
#include <errno.h>
#include <time.h>
#include <stdio.h>
#define MAX_ERROR 4
#define ITERATIONS 10
#define System(cmd) if (system(cmd) != 0) printf("``%s'' failed\n", cmd)
#define Chdir(dir) if (chdir(dir) != 0) printf("Can't goto %s\n", dir)
#define Stat(a,b) if (stat(a,b) != 0) printf("Can't stat %s\n", a)
int errct = 0;
int subtest = 1;
int superuser;
char MaxName[NAME_MAX + 1]; /* Name of maximum length */
char MaxPath[PATH_MAX]; /* Same for path */
char ToLongName[NAME_MAX + 2]; /* Name of maximum +1 length */
char ToLongPath[PATH_MAX + 1]; /* Same for path, both too long */
_PROTOTYPE(void main, (int argc, char *argv[]));
_PROTOTYPE(void test36a, (void));
_PROTOTYPE(void test36b, (void));
_PROTOTYPE(void test36c, (void));
_PROTOTYPE(void test36d, (void));
_PROTOTYPE(void makelongnames, (void));
_PROTOTYPE(void e, (int number));
_PROTOTYPE(void quit, (void));
_PROTOTYPE(int not_provided_option, (int _option));
_PROTOTYPE(int provided_option, (int _option, int _minimum_value));
_PROTOTYPE(int variating_option, (int _option, int _minimum_value));
char *testdirs[] = {
"/",
"/etc",
"/tmp",
"/usr",
"/usr/bin",
".",
NULL
};
char *testfiles[] = {
"/",
"/etc",
"/etc/passwd",
"/tmp",
"/dev/tty",
"/usr",
"/usr/bin",
".",
NULL
};
void main(argc, argv)
int argc;
char *argv[];
{
int i, m = 0xFFFF;
sync();
if (argc == 2) m = atoi(argv[1]);
printf("Test 36 ");
fflush(stdout);
System("rm -rf DIR_36; mkdir DIR_36");
Chdir("DIR_36");
makelongnames();
superuser = (geteuid() == 0);
for (i = 0; i < ITERATIONS; i++) {
if (m & 0001) test36a();
if (m & 0002) test36b();
if (m & 0004) test36c();
if (m & 0010) test36d();
}
quit();
}
void test36a()
{ /* Test normal operation. */
subtest = 1;
System("rm -rf ../DIR_36/*");
#ifdef _POSIX_CHOWN_RESTRICTED
# if _POSIX_CHOWN_RESTRICTED - 0 == -1
if (not_provided_option(_PC_CHOWN_RESTRICTED) != 0) e(1);
# else
if (provided_option(_PC_CHOWN_RESTRICTED, 0) != 0) e(2);
# endif
#else
if (variating_option(_PC_CHOWN_RESTRICTED, 0) != 0) e(3);
#endif
#ifdef _POSIX_NO_TRUNC
# if _POSIX_NO_TRUNC - 0 == -1
if (not_provided_option(_PC_NO_TRUNC) != 0) e(4);
# else
if (provided_option(_PC_NO_TRUNC, 0) != 0) e(5);
# endif
#else
if (variating_option(_PC_NO_TRUNC, 0) != 0) e(6);
#endif
#ifdef _POSIX_VDISABLE
# if _POSIX_VDISABLE - 0 == -1
if (not_provided_option(_PC_VDISABLE) != 0) e(7);
# else
if (provided_option(_PC_VDISABLE, 0) != 0) e(8);
# endif
#else
if (variating_option(_PC_VDISABLE, 0) != 0) e(9);
#endif
}
void test36b()
{
subtest = 2;
System("rm -rf ../DIR_36/*");
}
void test36c()
{
subtest = 3;
System("rm -rf ../DIR_36/*");
}
void test36d()
{
subtest = 4;
System("rm -rf ../DIR_36/*");
}
void makelongnames()
{
register int i;
memset(MaxName, 'a', NAME_MAX);
MaxName[NAME_MAX] = '\0';
for (i = 0; i < PATH_MAX - 1; i++) { /* idem path */
MaxPath[i++] = '.';
MaxPath[i] = '/';
}
MaxPath[PATH_MAX - 1] = '\0';
strcpy(ToLongName, MaxName); /* copy them Max to ToLong */
strcpy(ToLongPath, MaxPath);
ToLongName[NAME_MAX] = 'a';
ToLongName[NAME_MAX + 1] = '\0'; /* extend ToLongName by one too many */
ToLongPath[PATH_MAX - 1] = '/';
ToLongPath[PATH_MAX] = '\0'; /* inc ToLongPath by one */
}
void e(n)
int n;
{
int err_num = errno; /* Save in case printf clobbers it. */
printf("Subtest %d, error %d errno=%d: ", subtest, n, errno);
errno = err_num;
perror("");
if (errct++ > MAX_ERROR) {
printf("Too many errors; test aborted\n");
chdir("..");
system("rm -rf DIR*");
exit(1);
}
errno = 0;
}
void quit()
{
Chdir("..");
System("rm -rf DIR_36");
if (errct == 0) {
printf("ok\n");
exit(0);
} else {
printf("%d errors\n", errct);
exit(1);
}
}
int not_provided_option(option)
int option;
{
char **p;
for (p = testfiles; *p != (char *) NULL; p++) {
if (pathconf(*p, option) != -1) return printf("*p == %s\n", *p), 1;
}
return 0;
}
int provided_option(option, minimum)
int option, minimum;
{
char **p;
/* These three options are only defined on directorys. */
if (option == _PC_NO_TRUNC
|| option == _PC_NAME_MAX
|| option == _PC_PATH_MAX)
p = testdirs;
else
p = testfiles;
for (; *p != NULL; p++) {
if (pathconf(*p, option) < minimum)
return printf("*p == %s\n", *p), 1;
}
return 0;
}
int variating_option(option, minimum)
int option, minimum;
{
char **p;
/* These three options are only defined on directorys. */
if (option == _PC_NO_TRUNC
|| option == _PC_NAME_MAX
|| option == _PC_PATH_MAX)
p = testdirs;
else
p = testfiles;
for (; *p != NULL; p++) {
if (pathconf(*p, option) < minimum)
return printf("*p == %s\n", *p), 1;
}
return 0;
}