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Remove ifdef hell from getconf.c

Browse Source 
Every system is going to have a different configuration
so the only solution is to put an ifdef guard for every
value.  To do this, we generate the header at compile time
with a shell script.
This commit is contained in:
Roberto E. Vargas Caballero 2015-12-14 21:22:43 +01:00 committed by sin
parent a19aad7c70
commit 136f012d23
3 changed files with 235 additions and 227 deletions
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6
Makefile
View File

@ -188,6 +188,11 @@ $(LIBUTIL): $(LIBUTILOBJ)
$(AR) rc $@ $?
$(RANLIB) $@
getconf.c: confstr_l.h limits_l.h sysconf_l.h pathconf_l.h
confstr_l.h limits_l.h sysconf_l.h pathconf_l.h: getconf.sh
./getconf.sh
install: all
mkdir -p $(DESTDIR)$(PREFIX)/bin
cp -f $(BIN) $(DESTDIR)$(PREFIX)/bin
@ -239,6 +244,7 @@ sbase-box-install: sbase-box
clean:
rm -f $(BIN) $(OBJ) $(LIB) sbase-box sbase-$(VERSION).tar.gz
rm -f confstr_l.h limits_l.h sysconf_l.h pathconf_l.h
.PHONY:
all install uninstall dist sbase-box sbase-box-install clean

232
getconf.c
View File

@ -13,244 +13,22 @@ struct var {
};
static const struct var pathconf_l[] = {
{ "FILESIZEBITS", _PC_FILESIZEBITS },
{ "LINK_MAX", _PC_LINK_MAX },
{ "MAX_CANON", _PC_MAX_CANON },
{ "MAX_INPUT", _PC_MAX_INPUT },
{ "NAME_MAX", _PC_NAME_MAX },
{ "PATH_MAX", _PC_PATH_MAX },
{ "PIPE_BUF", _PC_PIPE_BUF },
{ "POSIX2_SYMLINKS", _PC_2_SYMLINKS },
{ "POSIX_ALLOC_SIZE_MIN", _PC_ALLOC_SIZE_MIN },
{ "POSIX_REC_INCR_XFER_SIZE", _PC_REC_INCR_XFER_SIZE },
{ "POSIX_REC_MAX_XFER_SIZE", _PC_REC_MAX_XFER_SIZE },
{ "POSIX_REC_MIN_XFER_SIZE", _PC_REC_MIN_XFER_SIZE },
{ "POSIX_REC_XFER_ALIGN", _PC_REC_XFER_ALIGN },
{ "SYMLINK_MAX", _PC_SYMLINK_MAX },
{ "_POSIX_CHOWN_RESTRICTED", _PC_CHOWN_RESTRICTED },
{ "_POSIX_NO_TRUNC", _PC_NO_TRUNC },
{ "_POSIX_VDISABLE", _PC_VDISABLE },
{ "_POSIX_ASYNC_IO", _PC_ASYNC_IO },
{ "_POSIX_PRIO_IO", _PC_PRIO_IO },
{ "_POSIX_SYNC_IO", _PC_SYNC_IO },
#ifdef _PC_TIMESTAMP_RESOLUTION
{ "_POSIX_TIMESTAMP_RESOLUTION", _PC_TIMESTAMP_RESOLUTION },
#endif
#include "pathconf_l.h"
};
static const struct var sysconf_l[] = {
{ "AIO_LISTIO_MAX", _SC_AIO_LISTIO_MAX },
{ "AIO_MAX", _SC_AIO_MAX },
{ "AIO_PRIO_DELTA_MAX", _SC_AIO_PRIO_DELTA_MAX },
{ "ARG_MAX", _SC_ARG_MAX },
{ "ATEXIT_MAX", _SC_ATEXIT_MAX },
{ "BC_BASE_MAX", _SC_BC_BASE_MAX },
{ "BC_DIM_MAX", _SC_BC_DIM_MAX },
{ "BC_SCALE_MAX", _SC_BC_SCALE_MAX },
{ "BC_STRING_MAX", _SC_BC_STRING_MAX },
{ "CHILD_MAX", _SC_CHILD_MAX },
{ "COLL_WEIGHTS_MAX", _SC_COLL_WEIGHTS_MAX },
{ "DELAYTIMER_MAX", _SC_DELAYTIMER_MAX },
{ "EXPR_NEST_MAX", _SC_EXPR_NEST_MAX },
{ "HOST_NAME_MAX", _SC_HOST_NAME_MAX },
{ "IOV_MAX", _SC_IOV_MAX },
{ "LINE_MAX", _SC_LINE_MAX },
{ "LOGIN_NAME_MAX", _SC_LOGIN_NAME_MAX },
{ "NGROUPS_MAX", _SC_NGROUPS_MAX },
{ "MQ_OPEN_MAX", _SC_MQ_OPEN_MAX },
{ "MQ_PRIO_MAX", _SC_MQ_PRIO_MAX },
{ "OPEN_MAX", _SC_OPEN_MAX },
{ "_POSIX_ADVISORY_INFO", _SC_ADVISORY_INFO },
{ "_POSIX_BARRIERS", _SC_BARRIERS },
{ "_POSIX_ASYNCHRONOUS_IO", _SC_ASYNCHRONOUS_IO },
{ "_POSIX_CLOCK_SELECTION", _SC_CLOCK_SELECTION },
{ "_POSIX_CPUTIME", _SC_CPUTIME },
{ "_POSIX_FSYNC", _SC_FSYNC },
{ "_POSIX_IPV6", _SC_IPV6 },
{ "_POSIX_JOB_CONTROL", _SC_JOB_CONTROL },
{ "_POSIX_MAPPED_FILES", _SC_MAPPED_FILES },
{ "_POSIX_MEMLOCK", _SC_MEMLOCK },
{ "_POSIX_MEMLOCK_RANGE", _SC_MEMLOCK_RANGE },
{ "_POSIX_MEMORY_PROTECTION", _SC_MEMORY_PROTECTION },
{ "_POSIX_MESSAGE_PASSING", _SC_MESSAGE_PASSING },
{ "_POSIX_MONOTONIC_CLOCK", _SC_MONOTONIC_CLOCK },
{ "_POSIX_PRIORITIZED_IO", _SC_PRIORITIZED_IO },
{ "_POSIX_PRIORITY_SCHEDULING", _SC_PRIORITY_SCHEDULING },
{ "_POSIX_RAW_SOCKETS", _SC_RAW_SOCKETS },
{ "_POSIX_READER_WRITER_LOCKS", _SC_READER_WRITER_LOCKS },
{ "_POSIX_REALTIME_SIGNALS", _SC_REALTIME_SIGNALS },
{ "_POSIX_REGEXP", _SC_REGEXP },
{ "_POSIX_SAVED_IDS", _SC_SAVED_IDS },
{ "_POSIX_SEMAPHORES", _SC_SEMAPHORES },
{ "_POSIX_SHARED_MEMORY_OBJECTS", _SC_SHARED_MEMORY_OBJECTS },
{ "_POSIX_SHELL", _SC_SHELL },
{ "_POSIX_SPAWN", _SC_SPAWN },
{ "_POSIX_SPIN_LOCKS", _SC_SPIN_LOCKS },
{ "_POSIX_SPORADIC_SERVER", _SC_SPORADIC_SERVER },
{ "_POSIX_SS_REPL_MAX", _SC_SS_REPL_MAX },
{ "_POSIX_SYNCHRONIZED_IO", _SC_SYNCHRONIZED_IO },
{ "_POSIX_THREAD_ATTR_STACKADDR", _SC_THREAD_ATTR_STACKADDR },
{ "_POSIX_THREAD_ATTR_STACKSIZE", _SC_THREAD_ATTR_STACKSIZE },
{ "_POSIX_THREAD_CPUTIME", _SC_THREAD_CPUTIME },
{ "_POSIX_THREAD_PRIO_INHERIT", _SC_THREAD_PRIO_INHERIT },
{ "_POSIX_THREAD_PRIO_PROTECT", _SC_THREAD_PRIO_PROTECT },
{ "_POSIX_THREAD_PRIORITY_SCHEDULING", _SC_THREAD_PRIORITY_SCHEDULING },
{ "_POSIX_THREAD_PROCESS_SHARED", _SC_THREAD_PROCESS_SHARED },
{ "_POSIX_THREAD_ROBUST_PRIO_INHERIT", _SC_THREAD_ROBUST_PRIO_INHERIT },
{ "_POSIX_THREAD_ROBUST_PRIO_PROTECT", _SC_THREAD_ROBUST_PRIO_PROTECT },
{ "_POSIX_THREAD_SAFE_FUNCTIONS", _SC_THREAD_SAFE_FUNCTIONS },
{ "_POSIX_THREAD_SPORADIC_SERVER", _SC_THREAD_SPORADIC_SERVER },
{ "_POSIX_THREADS", _SC_THREADS },
{ "_POSIX_TIMEOUTS", _SC_TIMEOUTS },
{ "_POSIX_TIMERS", _SC_TIMERS },
{ "_POSIX_TRACE", _SC_TRACE },
{ "_POSIX_TRACE_EVENT_FILTER", _SC_TRACE_EVENT_FILTER },
{ "_POSIX_TRACE_EVENT_NAME_MAX", _SC_TRACE_EVENT_NAME_MAX },
{ "_POSIX_TRACE_INHERIT", _SC_TRACE_INHERIT },
{ "_POSIX_TRACE_LOG", _SC_TRACE_LOG },
{ "_POSIX_TRACE_NAME_MAX", _SC_TRACE_NAME_MAX },
{ "_POSIX_TRACE_SYS_MAX", _SC_TRACE_SYS_MAX },
{ "_POSIX_TRACE_USER_EVENT_MAX", _SC_TRACE_USER_EVENT_MAX },
{ "_POSIX_TYPED_MEMORY_OBJECTS", _SC_TYPED_MEMORY_OBJECTS },
{ "_POSIX_VERSION", _SC_VERSION },
{ "_POSIX_V7_ILP32_OFF32", _SC_V7_ILP32_OFF32 },
{ "_POSIX_V7_ILP32_OFFBIG", _SC_V7_ILP32_OFFBIG },
{ "_POSIX_V7_LP64_OFF64", _SC_V7_LP64_OFF64 },
{ "_POSIX_V7_LPBIG_OFFBIG", _SC_V7_LPBIG_OFFBIG },
{ "_POSIX2_C_BIND", _SC_2_C_BIND },
{ "_POSIX2_C_DEV", _SC_2_C_DEV },
{ "_POSIX2_CHAR_TERM", _SC_2_CHAR_TERM },
{ "_POSIX2_FORT_DEV", _SC_2_FORT_DEV },
{ "_POSIX2_FORT_RUN", _SC_2_FORT_RUN },
{ "_POSIX2_LOCALEDEF", _SC_2_LOCALEDEF },
{ "_POSIX2_PBS", _SC_2_PBS },
{ "_POSIX2_PBS_ACCOUNTING", _SC_2_PBS_ACCOUNTING },
{ "_POSIX2_PBS_CHECKPOINT", _SC_2_PBS_CHECKPOINT },
{ "_POSIX2_PBS_LOCATE", _SC_2_PBS_LOCATE },
{ "_POSIX2_PBS_MESSAGE", _SC_2_PBS_MESSAGE },
{ "_POSIX2_PBS_TRACK", _SC_2_PBS_TRACK },
{ "_POSIX2_SW_DEV", _SC_2_SW_DEV },
{ "_POSIX2_UPE", _SC_2_UPE },
{ "_POSIX2_VERSION", _SC_2_VERSION },
{ "PAGE_SIZE", _SC_PAGE_SIZE },
{ "PAGESIZE", _SC_PAGESIZE },
{ "PTHREAD_DESTRUCTOR_ITERATIONS", _SC_THREAD_DESTRUCTOR_ITERATIONS },
{ "PTHREAD_KEYS_MAX", _SC_THREAD_KEYS_MAX },
{ "PTHREAD_STACK_MIN", _SC_THREAD_STACK_MIN },
{ "PTHREAD_THREADS_MAX", _SC_THREAD_THREADS_MAX },
{ "RE_DUP_MAX", _SC_RE_DUP_MAX },
{ "RTSIG_MAX", _SC_RTSIG_MAX },
{ "SEM_NSEMS_MAX", _SC_SEM_NSEMS_MAX },
{ "SEM_VALUE_MAX", _SC_SEM_VALUE_MAX },
{ "SIGQUEUE_MAX", _SC_SIGQUEUE_MAX },
{ "STREAM_MAX", _SC_STREAM_MAX },
{ "SYMLOOP_MAX", _SC_SYMLOOP_MAX },
{ "TIMER_MAX", _SC_TIMER_MAX },
{ "TTY_NAME_MAX", _SC_TTY_NAME_MAX },
{ "TZNAME_MAX", _SC_TZNAME_MAX },
{ "_XOPEN_CRYPT", _SC_XOPEN_CRYPT },
{ "_XOPEN_ENH_I18N", _SC_XOPEN_ENH_I18N },
{ "_XOPEN_REALTIME", _SC_XOPEN_REALTIME },
{ "_XOPEN_REALTIME_THREADS", _SC_XOPEN_REALTIME_THREADS },
{ "_XOPEN_SHM", _SC_XOPEN_SHM },
{ "_XOPEN_STREAMS", _SC_XOPEN_STREAMS },
{ "_XOPEN_UNIX", _SC_XOPEN_UNIX },
#ifdef _SC_XOPEN_UUCP
{ "_XOPEN_UUCP", _SC_XOPEN_UUCP },
#endif
{ "_XOPEN_VERSION", _SC_XOPEN_VERSION },
#include "sysconf_l.h"
};
static const struct var confstr_l[] = {
{ "PATH", _CS_PATH},
{ "POSIX_V7_ILP32_OFF32_CFLAGS", _CS_POSIX_V7_ILP32_OFF32_CFLAGS },
{ "POSIX_V7_ILP32_OFF32_LDFLAGS", _CS_POSIX_V7_ILP32_OFF32_LDFLAGS },
{ "POSIX_V7_ILP32_OFF32_LIBS", _CS_POSIX_V7_ILP32_OFF32_LIBS },
{ "POSIX_V7_ILP32_OFFBIG_CFLAGS", _CS_POSIX_V7_ILP32_OFFBIG_CFLAGS },
{ "POSIX_V7_ILP32_OFFBIG_LDFLAGS", _CS_POSIX_V7_ILP32_OFFBIG_LDFLAGS },
{ "POSIX_V7_ILP32_OFFBIG_LIBS", _CS_POSIX_V7_ILP32_OFFBIG_LIBS },
{ "POSIX_V7_LP64_OFF64_CFLAGS", _CS_POSIX_V7_LP64_OFF64_CFLAGS },
{ "POSIX_V7_LP64_OFF64_LDFLAGS", _CS_POSIX_V7_LP64_OFF64_LDFLAGS },
{ "POSIX_V7_LP64_OFF64_LIBS", _CS_POSIX_V7_LP64_OFF64_LIBS },
{ "POSIX_V7_LPBIG_OFFBIG_CFLAGS", _CS_POSIX_V7_LPBIG_OFFBIG_CFLAGS },
{ "POSIX_V7_LPBIG_OFFBIG_LDFLAGS", _CS_POSIX_V7_LPBIG_OFFBIG_LDFLAGS },
{ "POSIX_V7_LPBIG_OFFBIG_LIBS", _CS_POSIX_V7_LPBIG_OFFBIG_LIBS },
#ifdef _CS_POSIX_V7_THREADS_CFLAGS
{ "POSIX_V7_THREADS_CFLAGS", _CS_POSIX_V7_THREADS_CFLAGS },
#endif
#ifdef _CS_POSIX_V7_THREADS_LDFLAGS
{ "POSIX_V7_THREADS_LDFLAGS", _CS_POSIX_V7_THREADS_LDFLAGS },
#endif
{ "POSIX_V7_WIDTH_RESTRICTED_ENVS", _CS_POSIX_V7_WIDTH_RESTRICTED_ENVS },
#ifdef _CS_V7_ENV
{ "V7_ENV", _CS_V7_ENV },
#endif
#include "confstr_l.h"
};
static const struct var limits_l[] = {
{ "_POSIX_CLOCKRES_MIN", _POSIX_CLOCKRES_MIN },
#ifdef _POSIX_AIO_LISTIO_MAX
{ "_POSIX_AIO_LISTIO_MAX", _POSIX_AIO_LISTIO_MAX },
#endif
#ifdef _POSIX_AIO_MAX
{ "_POSIX_AIO_MAX", _POSIX_AIO_MAX },
#endif
{ "_POSIX_ARG_MAX", _POSIX_ARG_MAX },
{ "_POSIX_CHILD_MAX", _POSIX_CHILD_MAX },
#ifdef _POSIX_DELAYTIMER_MAX
{ "_POSIX_DELAYTIMER_MAX", _POSIX_DELAYTIMER_MAX },
#endif
{ "_POSIX_HOST_NAME_MAX", _POSIX_HOST_NAME_MAX },
{ "_POSIX_LINK_MAX", _POSIX_LINK_MAX },
{ "_POSIX_LOGIN_NAME_MAX", _POSIX_LOGIN_NAME_MAX },
{ "_POSIX_MAX_CANON", _POSIX_MAX_CANON },
{ "_POSIX_MAX_INPUT", _POSIX_MAX_INPUT },
#ifdef _POSIX_MQ_OPEN_MAX
{ "_POSIX_MQ_OPEN_MAX", _POSIX_MQ_OPEN_MAX },
#endif
#ifdef _POSIX_MQ_PRIO_MAX
{ "_POSIX_MQ_PRIO_MAX", _POSIX_MQ_PRIO_MAX },
#endif
{ "_POSIX_NAME_MAX", _POSIX_NAME_MAX },
{ "_POSIX_NGROUPS_MAX", _POSIX_NGROUPS_MAX },
{ "_POSIX_OPEN_MAX", _POSIX_OPEN_MAX },
{ "_POSIX_PATH_MAX", _POSIX_PATH_MAX },
{ "_POSIX_PIPE_BUF", _POSIX_PIPE_BUF },
{ "_POSIX_RE_DUP_MAX", _POSIX_RE_DUP_MAX },
#ifdef _POSIX_RTSIG_MAX
{ "_POSIX_RTSIG_MAX", _POSIX_RTSIG_MAX },
#endif
{ "_POSIX_SEM_NSEMS_MAX", _POSIX_SEM_NSEMS_MAX },
{ "_POSIX_SEM_VALUE_MAX", _POSIX_SEM_VALUE_MAX },
#ifdef _POSIX_SIGQUEUE_MAX
{ "_POSIX_SIGQUEUE_MAX", _POSIX_SIGQUEUE_MAX },
#endif
{ "_POSIX_SSIZE_MAX", _POSIX_SSIZE_MAX },
#ifdef _POSIX_SS_REPL_MAX
{ "_POSIX_SS_REPL_MAX", _POSIX_SS_REPL_MAX },
#endif
{ "_POSIX_STREAM_MAX", _POSIX_STREAM_MAX },
{ "_POSIX_SYMLINK_MAX", _POSIX_SYMLINK_MAX },
{ "_POSIX_SYMLOOP_MAX", _POSIX_SYMLOOP_MAX },
{ "_POSIX_THREAD_DESTRUCTOR_ITERATIONS", _POSIX_THREAD_DESTRUCTOR_ITERATIONS },
{ "_POSIX_THREAD_KEYS_MAX", _POSIX_THREAD_KEYS_MAX },
{ "_POSIX_THREAD_THREADS_MAX", _POSIX_THREAD_THREADS_MAX },
#ifdef _POSIX_TIMER_MAX
{ "_POSIX_TIMER_MAX", _POSIX_TIMER_MAX },
#endif
{ "_POSIX_TTY_NAME_MAX", _POSIX_TTY_NAME_MAX },
{ "_POSIX_TZNAME_MAX", _POSIX_TZNAME_MAX },
{ "_POSIX2_BC_BASE_MAX", _POSIX2_BC_BASE_MAX },
{ "_POSIX2_BC_DIM_MAX", _POSIX2_BC_DIM_MAX },
{ "_POSIX2_BC_SCALE_MAX", _POSIX2_BC_SCALE_MAX },
{ "_POSIX2_BC_STRING_MAX", _POSIX2_BC_STRING_MAX },
{ "_POSIX2_CHARCLASS_NAME_MAX", _POSIX2_CHARCLASS_NAME_MAX },
{ "_POSIX2_COLL_WEIGHTS_MAX", _POSIX2_COLL_WEIGHTS_MAX },
{ "_POSIX2_EXPR_NEST_MAX", _POSIX2_EXPR_NEST_MAX },
{ "_POSIX2_LINE_MAX", _POSIX2_LINE_MAX },
{ "_POSIX2_RE_DUP_MAX", _POSIX2_RE_DUP_MAX },
#include "limits_l.h"
};
void
usage(void)
{

224
getconf.sh Executable file
View File

@ -0,0 +1,224 @@
#!/bin/sh
ifdef()
{
awk '{printf("#ifdef %s\n"\
"\t{\"%s\",\t%s},\n"\
"#endif\n", $2, $1, $2)}' > $1
}
(cat <<!
PATH _CS_PATH
POSIX_V7_ILP32_OFF32_CFLAGS _CS_POSIX_V7_ILP32_OFF32_CFLAGS
POSIX_V7_ILP32_OFF32_LDFLAGS _CS_POSIX_V7_ILP32_OFF32_LDFLAGS
POSIX_V7_ILP32_OFF32_LIBS _CS_POSIX_V7_ILP32_OFF32_LIBS
POSIX_V7_ILP32_OFFBIG_CFLAGS _CS_POSIX_V7_ILP32_OFFBIG_CFLAGS
POSIX_V7_ILP32_OFFBIG_LDFLAGS _CS_POSIX_V7_ILP32_OFFBIG_LDFLAGS
POSIX_V7_ILP32_OFFBIG_LIBS _CS_POSIX_V7_ILP32_OFFBIG_LIBS
POSIX_V7_LP64_OFF64_CFLAGS _CS_POSIX_V7_LP64_OFF64_CFLAGS
POSIX_V7_LP64_OFF64_LDFLAGS _CS_POSIX_V7_LP64_OFF64_LDFLAGS
POSIX_V7_LP64_OFF64_LIBS _CS_POSIX_V7_LP64_OFF64_LIBS
POSIX_V7_LPBIG_OFFBIG_CFLAGS _CS_POSIX_V7_LPBIG_OFFBIG_CFLAGS
POSIX_V7_LPBIG_OFFBIG_LDFLAGS _CS_POSIX_V7_LPBIG_OFFBIG_LDFLAGS
POSIX_V7_LPBIG_OFFBIG_LIBS _CS_POSIX_V7_LPBIG_OFFBIG_LIBS
POSIX_V7_THREADS_CFLAGS _CS_POSIX_V7_THREADS_CFLAGS
POSIX_V7_THREADS_LDFLAGS _CS_POSIX_V7_THREADS_LDFLAGS
POSIX_V7_WIDTH_RESTRICTED_ENVS _CS_POSIX_V7_WIDTH_RESTRICTED_ENVS
V7_ENV _CS_V7_ENV
!
) | ifdef confstr_l.h
(cat <<!
_POSIX_CLOCKRES_MIN _POSIX_CLOCKRES_MIN
_POSIX_AIO_LISTIO_MAX _POSIX_AIO_LISTIO_MAX
_POSIX_AIO_MAX _POSIX_AIO_MAX
_POSIX_ARG_MAX _POSIX_ARG_MAX
_POSIX_CHILD_MAX _POSIX_CHILD_MAX
_POSIX_DELAYTIMER_MAX _POSIX_DELAYTIMER_MAX
_POSIX_HOST_NAME_MAX _POSIX_HOST_NAME_MAX
_POSIX_LINK_MAX _POSIX_LINK_MAX
_POSIX_LOGIN_NAME_MAX _POSIX_LOGIN_NAME_MAX
_POSIX_MAX_CANON _POSIX_MAX_CANON
_POSIX_MAX_INPUT _POSIX_MAX_INPUT
_POSIX_MQ_OPEN_MAX _POSIX_MQ_OPEN_MAX
_POSIX_MQ_PRIO_MAX _POSIX_MQ_PRIO_MAX
_POSIX_NAME_MAX _POSIX_NAME_MAX
_POSIX_NGROUPS_MAX _POSIX_NGROUPS_MAX
_POSIX_OPEN_MAX _POSIX_OPEN_MAX
_POSIX_PATH_MAX _POSIX_PATH_MAX
_POSIX_PIPE_BUF _POSIX_PIPE_BUF
_POSIX_RE_DUP_MAX _POSIX_RE_DUP_MAX
_POSIX_RTSIG_MAX _POSIX_RTSIG_MAX
_POSIX_SEM_NSEMS_MAX _POSIX_SEM_NSEMS_MAX
_POSIX_SEM_VALUE_MAX _POSIX_SEM_VALUE_MAX
_POSIX_SIGQUEUE_MAX _POSIX_SIGQUEUE_MAX
_POSIX_SSIZE_MAX _POSIX_SSIZE_MAX
_POSIX_SS_REPL_MAX _POSIX_SS_REPL_MAX
_POSIX_STREAM_MAX _POSIX_STREAM_MAX
_POSIX_SYMLINK_MAX _POSIX_SYMLINK_MAX
_POSIX_SYMLOOP_MAX _POSIX_SYMLOOP_MAX
_POSIX_THREAD_DESTRUCTOR_ITERATIONS _POSIX_THREAD_DESTRUCTOR_ITERATIONS
_POSIX_THREAD_KEYS_MAX _POSIX_THREAD_KEYS_MAX
_POSIX_THREAD_THREADS_MAX _POSIX_THREAD_THREADS_MAX
_POSIX_TIMER_MAX _POSIX_TIMER_MAX
_POSIX_TTY_NAME_MAX _POSIX_TTY_NAME_MAX
_POSIX_TZNAME_MAX _POSIX_TZNAME_MAX
_POSIX2_BC_BASE_MAX _POSIX2_BC_BASE_MAX
_POSIX2_BC_DIM_MAX _POSIX2_BC_DIM_MAX
_POSIX2_BC_SCALE_MAX _POSIX2_BC_SCALE_MAX
_POSIX2_BC_STRING_MAX _POSIX2_BC_STRING_MAX
_POSIX2_CHARCLASS_NAME_MAX _POSIX2_CHARCLASS_NAME_MAX
_POSIX2_COLL_WEIGHTS_MAX _POSIX2_COLL_WEIGHTS_MAX
_POSIX2_EXPR_NEST_MAX _POSIX2_EXPR_NEST_MAX
_POSIX2_LINE_MAX _POSIX2_LINE_MAX
_POSIX2_RE_DUP_MAX _POSIX2_RE_DUP_MAX
!
) | ifdef limits_l.h
(cat <<!
AIO_LISTIO_MAX _SC_AIO_LISTIO_MAX
AIO_MAX _SC_AIO_MAX
AIO_PRIO_DELTA_MAX _SC_AIO_PRIO_DELTA_MAX
ARG_MAX _SC_ARG_MAX
ATEXIT_MAX _SC_ATEXIT_MAX
BC_BASE_MAX _SC_BC_BASE_MAX
BC_DIM_MAX _SC_BC_DIM_MAX
BC_SCALE_MAX _SC_BC_SCALE_MAX
BC_STRING_MAX _SC_BC_STRING_MAX
CHILD_MAX _SC_CHILD_MAX
COLL_WEIGHTS_MAX _SC_COLL_WEIGHTS_MAX
DELAYTIMER_MAX _SC_DELAYTIMER_MAX
EXPR_NEST_MAX _SC_EXPR_NEST_MAX
HOST_NAME_MAX _SC_HOST_NAME_MAX
IOV_MAX _SC_IOV_MAX
LINE_MAX _SC_LINE_MAX
LOGIN_NAME_MAX _SC_LOGIN_NAME_MAX
NGROUPS_MAX _SC_NGROUPS_MAX
MQ_OPEN_MAX _SC_MQ_OPEN_MAX
MQ_PRIO_MAX _SC_MQ_PRIO_MAX
OPEN_MAX _SC_OPEN_MAX
_POSIX_ADVISORY_INFO _SC_ADVISORY_INFO
_POSIX_BARRIERS _SC_BARRIERS
_POSIX_ASYNCHRONOUS_IO _SC_ASYNCHRONOUS_IO
_POSIX_CLOCK_SELECTION _SC_CLOCK_SELECTION
_POSIX_CPUTIME _SC_CPUTIME
_POSIX_FSYNC _SC_FSYNC
_POSIX_IPV6 _SC_IPV6
_POSIX_JOB_CONTROL _SC_JOB_CONTROL
_POSIX_MAPPED_FILES _SC_MAPPED_FILES
_POSIX_MEMLOCK _SC_MEMLOCK
_POSIX_MEMLOCK_RANGE _SC_MEMLOCK_RANGE
_POSIX_MEMORY_PROTECTION _SC_MEMORY_PROTECTION
_POSIX_MESSAGE_PASSING _SC_MESSAGE_PASSING
_POSIX_MONOTONIC_CLOCK _SC_MONOTONIC_CLOCK
_POSIX_PRIORITIZED_IO _SC_PRIORITIZED_IO
_POSIX_PRIORITY_SCHEDULING _SC_PRIORITY_SCHEDULING
_POSIX_RAW_SOCKETS _SC_RAW_SOCKETS
_POSIX_READER_WRITER_LOCKS _SC_READER_WRITER_LOCKS
_POSIX_REALTIME_SIGNALS _SC_REALTIME_SIGNALS
_POSIX_REGEXP _SC_REGEXP
_POSIX_SAVED_IDS _SC_SAVED_IDS
_POSIX_SEMAPHORES _SC_SEMAPHORES
_POSIX_SHARED_MEMORY_OBJECTS _SC_SHARED_MEMORY_OBJECTS
_POSIX_SHELL _SC_SHELL
_POSIX_SPAWN _SC_SPAWN
_POSIX_SPIN_LOCKS _SC_SPIN_LOCKS
_POSIX_SPORADIC_SERVER _SC_SPORADIC_SERVER
_POSIX_SS_REPL_MAX _SC_SS_REPL_MAX
_POSIX_SYNCHRONIZED_IO _SC_SYNCHRONIZED_IO
_POSIX_THREAD_ATTR_STACKADDR _SC_THREAD_ATTR_STACKADDR
_POSIX_THREAD_ATTR_STACKSIZE _SC_THREAD_ATTR_STACKSIZE
_POSIX_THREAD_CPUTIME _SC_THREAD_CPUTIME
_POSIX_THREAD_PRIO_INHERIT _SC_THREAD_PRIO_INHERIT
_POSIX_THREAD_PRIO_PROTECT _SC_THREAD_PRIO_PROTECT
_POSIX_THREAD_PRIORITY_SCHEDULING _SC_THREAD_PRIORITY_SCHEDULING
_POSIX_THREAD_PROCESS_SHARED _SC_THREAD_PROCESS_SHARED
_POSIX_THREAD_ROBUST_PRIO_INHERIT _SC_THREAD_ROBUST_PRIO_INHERIT
_POSIX_THREAD_ROBUST_PRIO_PROTECT _SC_THREAD_ROBUST_PRIO_PROTECT
_POSIX_THREAD_SAFE_FUNCTIONS _SC_THREAD_SAFE_FUNCTIONS
_POSIX_THREAD_SPORADIC_SERVER _SC_THREAD_SPORADIC_SERVER
_POSIX_THREADS _SC_THREADS
_POSIX_TIMEOUTS _SC_TIMEOUTS
_POSIX_TIMERS _SC_TIMERS
_POSIX_TRACE _SC_TRACE
_POSIX_TRACE_EVENT_FILTER _SC_TRACE_EVENT_FILTER
_POSIX_TRACE_EVENT_NAME_MAX _SC_TRACE_EVENT_NAME_MAX
_POSIX_TRACE_INHERIT _SC_TRACE_INHERIT
_POSIX_TRACE_LOG _SC_TRACE_LOG
_POSIX_TRACE_NAME_MAX _SC_TRACE_NAME_MAX
_POSIX_TRACE_SYS_MAX _SC_TRACE_SYS_MAX
_POSIX_TRACE_USER_EVENT_MAX _SC_TRACE_USER_EVENT_MAX
_POSIX_TYPED_MEMORY_OBJECTS _SC_TYPED_MEMORY_OBJECTS
_POSIX_VERSION _SC_VERSION
_POSIX_V7_ILP32_OFF32 _SC_V7_ILP32_OFF32
_POSIX_V7_ILP32_OFFBIG _SC_V7_ILP32_OFFBIG
_POSIX_V7_LP64_OFF64 _SC_V7_LP64_OFF64
_POSIX_V7_LPBIG_OFFBIG _SC_V7_LPBIG_OFFBIG
_POSIX2_C_BIND _SC_2_C_BIND
_POSIX2_C_DEV _SC_2_C_DEV
_POSIX2_CHAR_TERM _SC_2_CHAR_TERM
_POSIX2_FORT_DEV _SC_2_FORT_DEV
_POSIX2_FORT_RUN _SC_2_FORT_RUN
_POSIX2_LOCALEDEF _SC_2_LOCALEDEF
_POSIX2_PBS _SC_2_PBS
_POSIX2_PBS_ACCOUNTING _SC_2_PBS_ACCOUNTING
_POSIX2_PBS_CHECKPOINT _SC_2_PBS_CHECKPOINT
_POSIX2_PBS_LOCATE _SC_2_PBS_LOCATE
_POSIX2_PBS_MESSAGE _SC_2_PBS_MESSAGE
_POSIX2_PBS_TRACK _SC_2_PBS_TRACK
_POSIX2_SW_DEV _SC_2_SW_DEV
_POSIX2_UPE _SC_2_UPE
_POSIX2_VERSION _SC_2_VERSION
PAGE_SIZE _SC_PAGE_SIZE
PAGESIZE _SC_PAGESIZE
PTHREAD_DESTRUCTOR_ITERATIONS _SC_THREAD_DESTRUCTOR_ITERATIONS
PTHREAD_KEYS_MAX _SC_THREAD_KEYS_MAX
PTHREAD_STACK_MIN _SC_THREAD_STACK_MIN
PTHREAD_THREADS_MAX _SC_THREAD_THREADS_MAX
RE_DUP_MAX _SC_RE_DUP_MAX
RTSIG_MAX _SC_RTSIG_MAX
SEM_NSEMS_MAX _SC_SEM_NSEMS_MAX
SEM_VALUE_MAX _SC_SEM_VALUE_MAX
SIGQUEUE_MAX _SC_SIGQUEUE_MAX
STREAM_MAX _SC_STREAM_MAX
SYMLOOP_MAX _SC_SYMLOOP_MAX
TIMER_MAX _SC_TIMER_MAX
TTY_NAME_MAX _SC_TTY_NAME_MAX
TZNAME_MAX _SC_TZNAME_MAX
_XOPEN_CRYPT _SC_XOPEN_CRYPT
_XOPEN_ENH_I18N _SC_XOPEN_ENH_I18N
_XOPEN_REALTIME _SC_XOPEN_REALTIME
_XOPEN_REALTIME_THREADS _SC_XOPEN_REALTIME_THREADS
_XOPEN_SHM _SC_XOPEN_SHM
_XOPEN_STREAMS _SC_XOPEN_STREAMS
_XOPEN_UNIX _SC_XOPEN_UNIX
_XOPEN_UUCP _SC_XOPEN_UUCP
_XOPEN_VERSION _SC_XOPEN_VERSION
!
) | ifdef sysconf_l.h
(cat <<!
FILESIZEBITS _PC_FILESIZEBITS
LINK_MAX _PC_LINK_MAX
MAX_CANON _PC_MAX_CANON
MAX_INPUT _PC_MAX_INPUT
NAME_MAX _PC_NAME_MAX
PATH_MAX _PC_PATH_MAX
PIPE_BUF _PC_PIPE_BUF
POSIX2_SYMLINKS _PC_2_SYMLINKS
POSIX_ALLOC_SIZE_MIN _PC_ALLOC_SIZE_MIN
POSIX_REC_INCR_XFER_SIZE _PC_REC_INCR_XFER_SIZE
POSIX_REC_MAX_XFER_SIZE _PC_REC_MAX_XFER_SIZE
POSIX_REC_MIN_XFER_SIZE _PC_REC_MIN_XFER_SIZE
POSIX_REC_XFER_ALIGN _PC_REC_XFER_ALIGN
SYMLINK_MAX _PC_SYMLINK_MAX
_POSIX_CHOWN_RESTRICTED _PC_CHOWN_RESTRICTED
_POSIX_NO_TRUNC _PC_NO_TRUNC
_POSIX_VDISABLE _PC_VDISABLE
_POSIX_ASYNC_IO _PC_ASYNC_IO
_POSIX_PRIO_IO _PC_PRIO_IO
_POSIX_SYNC_IO _PC_SYNC_IO
_POSIX_TIMESTAMP_RESOLUTION _PC_TIMESTAMP_RESOLUTION
!
) | ifdef pathconf_l.h