Test POSIX 1003.1 2016 chapter 13 "Headers".

And fix one thing that this found: apparently <stdlib.h> should also
make the various *WAIT* macros available.

Bug: N/A
Test: builds
Change-Id: Id879bf3c1bddd1170261a809e7280150a74d6b3d
diff --git a/tests/headers/posix/stdlib_h.c b/tests/headers/posix/stdlib_h.c
new file mode 100644
index 0000000..52580cf
--- /dev/null
+++ b/tests/headers/posix/stdlib_h.c
@@ -0,0 +1,141 @@
+/*
+ * Copyright (C) 2017 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.
+ */
+
+#include <stdlib.h>
+
+#include "header_checks.h"
+
+static void stdlib_h() {
+  MACRO(EXIT_FAILURE);
+  MACRO_VALUE(EXIT_SUCCESS, 0);
+
+  MACRO(RAND_MAX);
+
+  MACRO(MB_CUR_MAX);
+
+  MACRO(NULL);
+
+  TYPE(div_t);
+  TYPE(ldiv_t);
+  TYPE(lldiv_t);
+  TYPE(size_t);
+  TYPE(wchar_t);
+
+#if !defined(WEXITSTATUS)
+#error WEXITSTATUS
+#endif
+#if !defined(WIFEXITED)
+#error WIFEXITED
+#endif
+#if !defined(WIFSIGNALED)
+#error WIFSIGNALED
+#endif
+#if !defined(WIFSTOPPED)
+#error WIFSTOPPED
+#endif
+  MACRO(WNOHANG);
+#if !defined(WSTOPSIG)
+#error WSTOPSIG
+#endif
+#if !defined(WTERMSIG)
+#error WTERMSIG
+#endif
+  MACRO(WUNTRACED);
+
+  FUNCTION(_Exit, void (*f)(int));
+#if !defined(__BIONIC__)
+  FUNCTION(a64l, long (*f)(const char*));
+#endif
+  FUNCTION(abort, void (*f)(void));
+  FUNCTION(abs, int (*f)(int));
+  FUNCTION(atexit, int (*f)(void (*)(void)));
+  FUNCTION(atof, double (*f)(const char*));
+  FUNCTION(atoi, int (*f)(const char*));
+  FUNCTION(atol, long (*f)(const char*));
+  FUNCTION(atoll, long long (*f)(const char*));
+  FUNCTION(bsearch, void* (*f)(const void*, const void*, size_t, size_t, int (*)(const void*, const void*)));
+  FUNCTION(calloc, void* (*f)(size_t, size_t));
+  FUNCTION(div, div_t (*f)(int, int));
+  FUNCTION(drand48, double (*f)(void));
+  FUNCTION(erand48, double (*f)(unsigned short[3]));
+  FUNCTION(exit, void (*f)(int));
+  FUNCTION(free, void (*f)(void*));
+  FUNCTION(getenv, char* (*f)(const char*));
+  FUNCTION(getsubopt, int (*f)(char**, char* const*, char**));
+  FUNCTION(grantpt, int (*f)(int));
+  FUNCTION(initstate, char* (*f)(unsigned, char*, size_t));
+  FUNCTION(jrand48, long (*f)(unsigned short[3]));
+#if !defined(__BIONIC__)
+  FUNCTION(l64a, char* (*f)(long));
+#endif
+  FUNCTION(labs, long (*f)(long));
+  FUNCTION(lcong48, void (*f)(unsigned short[7]));
+  FUNCTION(ldiv, ldiv_t (*f)(long, long));
+  FUNCTION(llabs, long long (*f)(long long));
+  FUNCTION(lldiv, lldiv_t (*f)(long long, long long));
+  FUNCTION(lrand48, long (*f)(void));
+  FUNCTION(malloc, void* (*f)(size_t));
+  FUNCTION(mblen, int (*f)(const char*, size_t));
+  FUNCTION(mbstowcs, size_t (*f)(wchar_t*, const char*, size_t));
+  FUNCTION(mbtowc, int (*f)(wchar_t*, const char*, size_t));
+  FUNCTION(mkdtemp, char* (*f)(char*));
+  FUNCTION(mkstemp, int (*f)(char*));
+  FUNCTION(mrand48, long (*f)(void));
+  FUNCTION(nrand48, long (*f)(unsigned short[3]));
+  FUNCTION(posix_memalign, int (*f)(void**, size_t, size_t));
+  FUNCTION(posix_openpt, int (*f)(int));
+  FUNCTION(ptsname, char* (*f)(int));
+  FUNCTION(putenv, int (*f)(char*));
+  FUNCTION(qsort, void (*f)(void*, size_t, size_t, int (*)(const void*, const void*)));
+  FUNCTION(rand, int (*f)(void));
+  FUNCTION(rand_r, int (*f)(unsigned*));
+  FUNCTION(random, long (*f)(void));
+  FUNCTION(realloc, void* (*f)(void*, size_t));
+  FUNCTION(realpath, char* (*f)(const char*, char*));
+  FUNCTION(seed48, unsigned short* (*f)(unsigned short[3]));
+  FUNCTION(setenv, int (*f)(const char*, const char*, int));
+#if !defined(__BIONIC__)
+  FUNCTION(setkey, void (*f)(const char*));
+#endif
+  FUNCTION(setstate, char* (*f)(char*));
+  FUNCTION(srand, void (*f)(unsigned));
+  FUNCTION(srand48, void (*f)(long));
+  FUNCTION(srandom, void (*f)(unsigned));
+  FUNCTION(strtod, double (*f)(const char*, char**));
+  FUNCTION(strtof, float (*f)(const char*, char**));
+  FUNCTION(strtol, long (*f)(const char*, char**, int));
+  FUNCTION(strtold, long double (*f)(const char*, char**));
+  FUNCTION(strtoll, long long (*f)(const char*, char**, int));
+  FUNCTION(strtoul, unsigned long (*f)(const char*, char**, int));
+  FUNCTION(strtoull, unsigned long long (*f)(const char*, char**, int));
+  FUNCTION(system, int (*f)(const char*));
+  FUNCTION(unlockpt, int (*f)(int));
+  FUNCTION(unsetenv, int (*f)(const char*));
+  FUNCTION(wcstombs, size_t (*f)(char*, const wchar_t*, size_t));
+  FUNCTION(wctomb, int (*f)(char*, wchar_t));
+}