267 строки
6.0 KiB
C
267 строки
6.0 KiB
C
#include <stdio.h>
|
|
#include <errno.h>
|
|
#include <unistd.h>
|
|
|
|
int main() {
|
|
int vals[] = {
|
|
_SC_PAGE_SIZE,
|
|
_SC_PAGESIZE,
|
|
_SC_ADVISORY_INFO,
|
|
_SC_BARRIERS,
|
|
_SC_ASYNCHRONOUS_IO,
|
|
_SC_CLOCK_SELECTION,
|
|
_SC_CPUTIME,
|
|
_SC_FSYNC,
|
|
_SC_IPV6,
|
|
_SC_MAPPED_FILES,
|
|
_SC_MEMLOCK,
|
|
_SC_MEMLOCK_RANGE,
|
|
_SC_MEMORY_PROTECTION,
|
|
_SC_MESSAGE_PASSING,
|
|
_SC_MONOTONIC_CLOCK,
|
|
_SC_PRIORITIZED_IO,
|
|
_SC_PRIORITY_SCHEDULING,
|
|
_SC_RAW_SOCKETS,
|
|
_SC_READER_WRITER_LOCKS,
|
|
_SC_REALTIME_SIGNALS,
|
|
_SC_SEMAPHORES,
|
|
_SC_SHARED_MEMORY_OBJECTS,
|
|
_SC_SPAWN,
|
|
_SC_SPIN_LOCKS,
|
|
_SC_SYNCHRONIZED_IO,
|
|
_SC_THREAD_ATTR_STACKADDR,
|
|
_SC_THREAD_ATTR_STACKSIZE,
|
|
_SC_THREAD_CPUTIME,
|
|
_SC_THREAD_PRIO_INHERIT,
|
|
_SC_THREAD_PRIO_PROTECT,
|
|
_SC_THREAD_PRIORITY_SCHEDULING,
|
|
_SC_THREAD_PROCESS_SHARED,
|
|
_SC_THREAD_SAFE_FUNCTIONS,
|
|
_SC_THREADS,
|
|
_SC_TIMEOUTS,
|
|
_SC_TIMERS,
|
|
_SC_VERSION,
|
|
_SC_2_C_BIND,
|
|
_SC_2_C_DEV,
|
|
_SC_2_CHAR_TERM,
|
|
_SC_2_LOCALEDEF,
|
|
_SC_2_SW_DEV,
|
|
_SC_2_VERSION,
|
|
_SC_MQ_OPEN_MAX,
|
|
_SC_XOPEN_STREAMS,
|
|
_SC_XBS5_LP64_OFF64,
|
|
_SC_XBS5_LPBIG_OFFBIG,
|
|
_SC_AIO_LISTIO_MAX,
|
|
_SC_AIO_MAX,
|
|
_SC_SPORADIC_SERVER,
|
|
_SC_THREAD_SPORADIC_SERVER,
|
|
_SC_TRACE,
|
|
_SC_TRACE_EVENT_FILTER,
|
|
_SC_TRACE_EVENT_NAME_MAX,
|
|
_SC_TRACE_INHERIT,
|
|
_SC_TRACE_LOG,
|
|
_SC_TRACE_NAME_MAX,
|
|
_SC_TRACE_SYS_MAX,
|
|
_SC_TRACE_USER_EVENT_MAX,
|
|
_SC_TYPED_MEMORY_OBJECTS,
|
|
_SC_V6_LP64_OFF64,
|
|
_SC_V6_LPBIG_OFFBIG,
|
|
_SC_2_FORT_DEV,
|
|
_SC_2_FORT_RUN,
|
|
_SC_2_PBS,
|
|
_SC_2_PBS_ACCOUNTING,
|
|
_SC_2_PBS_CHECKPOINT,
|
|
_SC_2_PBS_LOCATE,
|
|
_SC_2_PBS_MESSAGE,
|
|
_SC_2_PBS_TRACK,
|
|
_SC_2_UPE,
|
|
_SC_THREAD_THREADS_MAX,
|
|
_SC_SEM_NSEMS_MAX,
|
|
_SC_SYMLOOP_MAX,
|
|
_SC_TIMER_MAX,
|
|
_SC_V6_ILP32_OFF32,
|
|
_SC_V6_ILP32_OFFBIG,
|
|
_SC_JOB_CONTROL,
|
|
_SC_REGEXP,
|
|
_SC_SAVED_IDS,
|
|
_SC_SHELL,
|
|
_SC_XBS5_ILP32_OFF32,
|
|
_SC_XBS5_ILP32_OFFBIG,
|
|
_SC_XOPEN_CRYPT,
|
|
_SC_XOPEN_ENH_I18N,
|
|
_SC_XOPEN_LEGACY,
|
|
_SC_XOPEN_REALTIME,
|
|
_SC_XOPEN_REALTIME_THREADS,
|
|
_SC_XOPEN_SHM,
|
|
_SC_XOPEN_UNIX,
|
|
_SC_THREAD_KEYS_MAX,
|
|
_SC_IOV_MAX,
|
|
_SC_GETGR_R_SIZE_MAX,
|
|
_SC_GETPW_R_SIZE_MAX,
|
|
_SC_OPEN_MAX,
|
|
_SC_RTSIG_MAX,
|
|
_SC_EXPR_NEST_MAX,
|
|
_SC_TTY_NAME_MAX,
|
|
_SC_ATEXIT_MAX,
|
|
_SC_DELAYTIMER_MAX,
|
|
_SC_SEM_VALUE_MAX,
|
|
_SC_SIGQUEUE_MAX,
|
|
_SC_CHILD_MAX,
|
|
_SC_BC_SCALE_MAX,
|
|
_SC_BC_BASE_MAX,
|
|
_SC_LINE_MAX,
|
|
_SC_BC_DIM_MAX,
|
|
_SC_ARG_MAX,
|
|
_SC_NGROUPS_MAX,
|
|
_SC_MQ_PRIO_MAX,
|
|
_SC_RE_DUP_MAX,
|
|
_SC_THREAD_STACK_MIN,
|
|
_SC_BC_STRING_MAX,
|
|
_SC_XOPEN_VERSION,
|
|
_SC_LOGIN_NAME_MAX,
|
|
_SC_COLL_WEIGHTS_MAX,
|
|
_SC_CLK_TCK,
|
|
_SC_HOST_NAME_MAX,
|
|
_SC_AIO_PRIO_DELTA_MAX,
|
|
_SC_STREAM_MAX,
|
|
_SC_TZNAME_MAX,
|
|
_SC_THREAD_DESTRUCTOR_ITERATIONS
|
|
};
|
|
char* names[] = {
|
|
"_SC_PAGE_SIZE",
|
|
"_SC_PAGESIZE",
|
|
"_SC_ADVISORY_INFO",
|
|
"_SC_BARRIERS",
|
|
"_SC_ASYNCHRONOUS_IO",
|
|
"_SC_CLOCK_SELECTION",
|
|
"_SC_CPUTIME",
|
|
"_SC_FSYNC",
|
|
"_SC_IPV6",
|
|
"_SC_MAPPED_FILES",
|
|
"_SC_MEMLOCK",
|
|
"_SC_MEMLOCK_RANGE",
|
|
"_SC_MEMORY_PROTECTION",
|
|
"_SC_MESSAGE_PASSING",
|
|
"_SC_MONOTONIC_CLOCK",
|
|
"_SC_PRIORITIZED_IO",
|
|
"_SC_PRIORITY_SCHEDULING",
|
|
"_SC_RAW_SOCKETS",
|
|
"_SC_READER_WRITER_LOCKS",
|
|
"_SC_REALTIME_SIGNALS",
|
|
"_SC_SEMAPHORES",
|
|
"_SC_SHARED_MEMORY_OBJECTS",
|
|
"_SC_SPAWN",
|
|
"_SC_SPIN_LOCKS",
|
|
"_SC_SYNCHRONIZED_IO",
|
|
"_SC_THREAD_ATTR_STACKADDR",
|
|
"_SC_THREAD_ATTR_STACKSIZE",
|
|
"_SC_THREAD_CPUTIME",
|
|
"_SC_THREAD_PRIO_INHERIT",
|
|
"_SC_THREAD_PRIO_PROTECT",
|
|
"_SC_THREAD_PRIORITY_SCHEDULING",
|
|
"_SC_THREAD_PROCESS_SHARED",
|
|
"_SC_THREAD_SAFE_FUNCTIONS",
|
|
"_SC_THREADS",
|
|
"_SC_TIMEOUTS",
|
|
"_SC_TIMERS",
|
|
"_SC_VERSION",
|
|
"_SC_2_C_BIND",
|
|
"_SC_2_C_DEV",
|
|
"_SC_2_CHAR_TERM",
|
|
"_SC_2_LOCALEDEF",
|
|
"_SC_2_SW_DEV",
|
|
"_SC_2_VERSION",
|
|
"_SC_MQ_OPEN_MAX",
|
|
"_SC_XOPEN_STREAMS",
|
|
"_SC_XBS5_LP64_OFF64",
|
|
"_SC_XBS5_LPBIG_OFFBIG",
|
|
"_SC_AIO_LISTIO_MAX",
|
|
"_SC_AIO_MAX",
|
|
"_SC_SPORADIC_SERVER",
|
|
"_SC_THREAD_SPORADIC_SERVER",
|
|
"_SC_TRACE",
|
|
"_SC_TRACE_EVENT_FILTER",
|
|
"_SC_TRACE_EVENT_NAME_MAX",
|
|
"_SC_TRACE_INHERIT",
|
|
"_SC_TRACE_LOG",
|
|
"_SC_TRACE_NAME_MAX",
|
|
"_SC_TRACE_SYS_MAX",
|
|
"_SC_TRACE_USER_EVENT_MAX",
|
|
"_SC_TYPED_MEMORY_OBJECTS",
|
|
"_SC_V6_LP64_OFF64",
|
|
"_SC_V6_LPBIG_OFFBIG",
|
|
"_SC_2_FORT_DEV",
|
|
"_SC_2_FORT_RUN",
|
|
"_SC_2_PBS",
|
|
"_SC_2_PBS_ACCOUNTING",
|
|
"_SC_2_PBS_CHECKPOINT",
|
|
"_SC_2_PBS_LOCATE",
|
|
"_SC_2_PBS_MESSAGE",
|
|
"_SC_2_PBS_TRACK",
|
|
"_SC_2_UPE",
|
|
"_SC_THREAD_THREADS_MAX",
|
|
"_SC_SEM_NSEMS_MAX",
|
|
"_SC_SYMLOOP_MAX",
|
|
"_SC_TIMER_MAX",
|
|
"_SC_V6_ILP32_OFF32",
|
|
"_SC_V6_ILP32_OFFBIG",
|
|
"_SC_JOB_CONTROL",
|
|
"_SC_REGEXP",
|
|
"_SC_SAVED_IDS",
|
|
"_SC_SHELL",
|
|
"_SC_XBS5_ILP32_OFF32",
|
|
"_SC_XBS5_ILP32_OFFBIG",
|
|
"_SC_XOPEN_CRYPT",
|
|
"_SC_XOPEN_ENH_I18N",
|
|
"_SC_XOPEN_LEGACY",
|
|
"_SC_XOPEN_REALTIME",
|
|
"_SC_XOPEN_REALTIME_THREADS",
|
|
"_SC_XOPEN_SHM",
|
|
"_SC_XOPEN_UNIX",
|
|
"_SC_THREAD_KEYS_MAX",
|
|
"_SC_IOV_MAX",
|
|
"_SC_GETGR_R_SIZE_MAX",
|
|
"_SC_GETPW_R_SIZE_MAX",
|
|
"_SC_OPEN_MAX",
|
|
"_SC_RTSIG_MAX",
|
|
"_SC_EXPR_NEST_MAX",
|
|
"_SC_TTY_NAME_MAX",
|
|
"_SC_ATEXIT_MAX",
|
|
"_SC_DELAYTIMER_MAX",
|
|
"_SC_SEM_VALUE_MAX",
|
|
"_SC_SIGQUEUE_MAX",
|
|
"_SC_CHILD_MAX",
|
|
"_SC_BC_SCALE_MAX",
|
|
"_SC_BC_BASE_MAX",
|
|
"_SC_LINE_MAX",
|
|
"_SC_BC_DIM_MAX",
|
|
"_SC_ARG_MAX",
|
|
"_SC_NGROUPS_MAX",
|
|
"_SC_MQ_PRIO_MAX",
|
|
"_SC_RE_DUP_MAX",
|
|
"_SC_THREAD_STACK_MIN",
|
|
"_SC_BC_STRING_MAX",
|
|
"_SC_XOPEN_VERSION",
|
|
"_SC_LOGIN_NAME_MAX",
|
|
"_SC_COLL_WEIGHTS_MAX",
|
|
"_SC_CLK_TCK",
|
|
"_SC_HOST_NAME_MAX",
|
|
"_SC_AIO_PRIO_DELTA_MAX",
|
|
"_SC_STREAM_MAX",
|
|
"_SC_TZNAME_MAX",
|
|
"_SC_THREAD_DESTRUCTOR_ITERATIONS"
|
|
};
|
|
char buffer[256];
|
|
|
|
for (int i = 0; i < sizeof vals / sizeof vals[0]; i++) {
|
|
printf("%s: %ld\n", names[i], sysconf(vals[i]));
|
|
printf("errno: %d\n\n", errno);
|
|
errno = 0;
|
|
}
|
|
|
|
printf("(invalid): %ld\n", sysconf(-123));
|
|
printf("errno: %d\n", errno);
|
|
|
|
return 0;
|
|
}
|