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glibc/posix/tst-sysconf.c
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#include <stdbool.h> | |
#include <stdio.h> | |
#include <unistd.h> | |
static struct | |
{ | |
long int _P_val; | |
const char *name; | |
int _SC_val; | |
bool positive; | |
bool posix2; | |
} posix_options[] = | |
{ | |
#define N_(name, pos) { _POSIX_##name, #name, _SC_##name, pos, false } | |
#define NP(name) N_ (name, true) | |
#define N(name) N_ (name, false) | |
#define N2(name) { _POSIX2_##name, #name, _SC_2_##name, false, true } | |
N (ADVISORY_INFO), | |
N (ASYNCHRONOUS_IO), | |
N (BARRIERS), | |
N (CLOCK_SELECTION), | |
N (CPUTIME), | |
N (FSYNC), | |
N (IPV6), | |
NP (JOB_CONTROL), | |
N (MAPPED_FILES), | |
N (MEMLOCK), | |
N (MEMLOCK_RANGE), | |
N (MEMORY_PROTECTION), | |
N (MESSAGE_PASSING), | |
N (MONOTONIC_CLOCK), | |
#ifdef _POSIX_PRIORITIZED_IO | |
N (PRIORITIZED_IO), | |
#endif | |
#ifdef _POSIX_PRIORITY_SCHEDULING | |
N (PRIORITY_SCHEDULING), | |
#endif | |
N (RAW_SOCKETS), | |
N (READER_WRITER_LOCKS), | |
N (REALTIME_SIGNALS), | |
NP (REGEXP), | |
NP (SAVED_IDS), | |
N (SEMAPHORES), | |
N (SHARED_MEMORY_OBJECTS), | |
NP (SHELL), | |
N (SPAWN), | |
N (SPIN_LOCKS), | |
N (SPORADIC_SERVER), | |
#ifdef _POSIX_SYNCHRONIZED_IO | |
N (SYNCHRONIZED_IO), | |
#endif | |
N (THREAD_ATTR_STACKADDR), | |
N (THREAD_ATTR_STACKSIZE), | |
N (THREAD_CPUTIME), | |
N (THREAD_PRIO_INHERIT), | |
N (THREAD_PRIO_PROTECT), | |
N (THREAD_PRIORITY_SCHEDULING), | |
N (THREAD_PROCESS_SHARED), | |
N (THREAD_SAFE_FUNCTIONS), | |
N (THREAD_SPORADIC_SERVER), | |
N (THREADS), | |
N (TIMEOUTS), | |
N (TIMERS), | |
N (TRACE), | |
N (TRACE_EVENT_FILTER), | |
N (TRACE_INHERIT), | |
N (TRACE_LOG), | |
N (TYPED_MEMORY_OBJECTS), | |
N2 (C_BIND), | |
N2 (C_DEV), | |
N2 (CHAR_TERM) | |
}; | |
#define nposix_options (sizeof (posix_options) / sizeof (posix_options[0])) | |
static int | |
do_test (void) | |
{ | |
int result = 0; | |
for (int i = 0; i < nposix_options; ++i) | |
{ | |
long int scret = sysconf (posix_options[i]._SC_val); | |
if (scret == 0) | |
{ | |
printf ("sysconf(_SC_%s%s) returned zero\n", | |
posix_options[i].posix2 ? "2_" : "", posix_options[i].name); | |
result = 1; | |
} | |
if (posix_options[i]._P_val != 0 && posix_options[i]._P_val != scret) | |
{ | |
printf ("sysconf(_SC_%s%s) = %ld does not match _POSIX%s_%s = %ld\n", | |
posix_options[i].posix2 ? "2_" : "", posix_options[i].name, | |
scret, | |
posix_options[i].posix2 ? "2" : "", posix_options[i].name, | |
posix_options[i]._P_val); | |
result = 1; | |
} | |
else if (posix_options[i].positive && scret < 0) | |
{ | |
printf ("sysconf(_SC_%s%s) must be > 0\n", | |
posix_options[i].posix2 ? "2_" : "", posix_options[i].name); | |
result = 1; | |
} | |
#define STDVER 200809L | |
if (scret > 0 && scret != STDVER && !posix_options[i].positive) | |
{ | |
printf ("sysconf(_SC_%s%s) must be %ldL\n", | |
posix_options[i].posix2 ? "2_" : "", posix_options[i].name, | |
STDVER); | |
result = 1; | |
} | |
} | |
return result; | |
} | |
#define TEST_FUNCTION do_test () | |
#include "../test-skeleton.c" |