commit 136f012d23338f4d191755ec2c62a7dbcb3e732e
parent a19aad7c70b19e20986311e381c5c80e8b840b15
Author: Roberto E. Vargas Caballero <k0ga@shike2.com>
Date: Mon, 14 Dec 2015 21:22:43 +0100
Remove ifdef hell from getconf.c
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.
Diffstat:
| M | Makefile | | | 6 | ++++++ |
| M | getconf.c | | | 232 | ++----------------------------------------------------------------------------- |
| A | getconf.sh | | | 224 | +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ |
3 files changed, 235 insertions(+), 227 deletions(-)
diff --git a/Makefile b/Makefile
@@ -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
diff --git a/getconf.c b/getconf.c
@@ -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)
{
diff --git a/getconf.sh b/getconf.sh
@@ -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
