Clean up fpathconf(3)/pathconf(3).
fpathconf(3) and pathconf(3) can share code. There's no such
header file as <pathconf.h>. glibc/POSIX and BSD disagree about where
the _POSIX_* definitions should go.
Change-Id: I4a67f1595c9f5fbb26700a131178eedebd6bf712
diff --git a/libc/include/machine/posix_limits.h b/libc/include/machine/posix_limits.h
new file mode 100644
index 0000000..f906e3b
--- /dev/null
+++ b/libc/include/machine/posix_limits.h
@@ -0,0 +1,73 @@
+/*
+ * Copyright (C) 2014 The Android Open Source Project
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * * Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * * Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in
+ * the documentation and/or other materials provided with the
+ * distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
+ * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
+ * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
+ * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
+ * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
+ * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
+ * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+ * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
+ * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ */
+
+#ifndef _POSIX_LIMITS_H_
+#define _POSIX_LIMITS_H_
+
+/* TODO: complete and check these. */
+#define _POSIX2_LINE_MAX 2048
+#define _POSIX2_RE_DUP_MAX _POSIX_RE_DUP_MAX
+#define _POSIX_ARG_MAX 4096
+#define _POSIX_CHILD_MAX 25
+#define _POSIX_CHOWN_RESTRICTED 1 /* yes, chown requires appropriate privileges */
+#define _POSIX_FSYNC 1 /* fdatasync() supported */
+#define _POSIX_JOB_CONTROL 1 /* job control is a Linux feature */
+#define _POSIX_LINK_MAX 8
+#define _POSIX_LOGIN_NAME_MAX 9 /* includes trailing NUL */
+#define _POSIX_MAPPED_FILES 1 /* mmap-ed files supported */
+#define _POSIX_MAX_CANON 255
+#define _POSIX_MAX_INPUT 255
+#define _POSIX_MONOTONIC_CLOCK 0 /* the monotonic clock may be available; ask sysconf */
+#define _POSIX_NAME_MAX 14
+#define _POSIX_NGROUPS_MAX 0
+#define _POSIX_NO_TRUNC 1 /* very long pathnames generate an error */
+#define _POSIX_OPEN_MAX 16
+#define _POSIX_PATH_MAX 256
+#define _POSIX_PIPE_BUF 512
+#define _POSIX_PRIORITY_SCHEDULING 1 /* priority scheduling is a Linux feature */
+#define _POSIX_REALTIME_SIGNALS -1 /* for now, this is not supported */
+#define _POSIX_RE_DUP_MAX 255
+#define _POSIX_SAVED_IDS 1 /* saved user ids is a Linux feature */
+#define _POSIX_SEMAPHORES 200809L
+#define _POSIX_SEM_VALUE_MAX 32767
+#define _POSIX_SSIZE_MAX 32767
+#define _POSIX_STREAM_MAX 8
+#define _POSIX_SYMLINK_MAX 255
+#define _POSIX_SYMLOOP_MAX 8
+#define _POSIX_SYNCHRONIZED_IO 1 /* synchronized i/o supported */
+#define _POSIX_THREAD_PRIO_INHERIT 200112L /* linux feature */
+#define _POSIX_THREAD_PRIO_PROTECT 200112L /* linux feature */
+#define _POSIX_THREADS 1 /* we support threads */
+#define _POSIX_THREAD_STACKADDR 1 /* we support thread stack address */
+#define _POSIX_THREAD_STACKSIZE 1 /* we support thread stack size */
+#define _POSIX_TIMERS 1 /* Posix timers are supported */
+#define _POSIX_TTY_NAME_MAX 9 /* includes trailing NUL */
+#define _POSIX_TZNAME_MAX 3
+#define _POSIX_VDISABLE '\0'
+
+#endif /* _POSIX_LIMITS_H_ */