/* confdefs.h.  */
#define PACKAGE_NAME "PostgreSQL"
#define PACKAGE_TARNAME "postgresql"
#define PACKAGE_VERSION "9.0.5"
#define PACKAGE_STRING "PostgreSQL 9.0.5"
#define PACKAGE_BUGREPORT "address@hidden"
#define PG_VERSION "9.0.5"
#define PG_MAJORVERSION "9.0"
#define USE_INTEGER_DATETIMES 1
#define DEF_PGPORT 5432
#define DEF_PGPORT_STR "5432"
#define BLCKSZ 8192
#define RELSEG_SIZE 131072
#define XLOG_BLCKSZ 8192
#define XLOG_SEG_SIZE (16 * 1024 * 1024)
#define ENABLE_THREAD_SAFETY 1
#define PG_KRB_SRVNAM "postgres"
#define HAVE_LIBM 1
#define HAVE_SPINLOCKS 1
#define STDC_HEADERS 1
#define HAVE_SYS_TYPES_H 1
#define HAVE_SYS_STAT_H 1
#define HAVE_STDLIB_H 1
#define HAVE_STRING_H 1
#define HAVE_MEMORY_H 1
#define HAVE_STRINGS_H 1
#define HAVE_INTTYPES_H 1
#define HAVE_STDINT_H 1
#define HAVE_UNISTD_H 1
#define HAVE_CRYPT_H 1
#define HAVE_GETOPT_H 1
#define HAVE_IFADDRS_H 1
#define HAVE_LANGINFO_H 1
#define HAVE_POLL_H 1
#define HAVE_PWD_H 1
#define HAVE_SYS_IOCTL_H 1
#define HAVE_SYS_IPC_H 1
#define HAVE_SYS_POLL_H 1
#define HAVE_SYS_RESOURCE_H 1
#define HAVE_SYS_SELECT_H 1
#define HAVE_SYS_SEM_H 1
#define HAVE_SYS_SHM_H 1
#define HAVE_SYS_SOCKET_H 1
#define HAVE_SYS_TIME_H 1
#define HAVE_SYS_UN_H 1
#define HAVE_TERMIOS_H 1
#define HAVE_UTIME_H 1
#define HAVE_WCHAR_H 1
#define HAVE_WCTYPE_H 1
#define HAVE_NET_IF_H 1
#define HAVE_NETINET_IN_H 1
#define HAVE_NETINET_TCP_H 1
#define WORDS_BIGENDIAN 1
#define USE_INLINE 1
#define HAVE_STRINGIZE 1
#define HAVE_FUNCNAME__FUNC 1
#define HAVE_STRUCT_TM_TM_ZONE 1
#define HAVE_TM_ZONE 1
#define HAVE_TZNAME 1
#define HAVE_STRUCT_SOCKADDR_UN 1
#define HAVE_UNIX_SOCKETS 1
#define HAVE_STRUCT_SOCKADDR_STORAGE 1
#define HAVE_STRUCT_SOCKADDR_STORAGE_SS_FAMILY 1
#define HAVE_STRUCT_ADDRINFO 1
#define HAVE_INTPTR_T 1
#define HAVE_UINTPTR_T 1
#define HAVE_LONG_LONG_INT 1
#define HAVE_STRUCT_OPTION 1
#define _FILE_OFFSET_BITS 64
#define SIZEOF_OFF_T 8
#define HAVE_INT_TIMEZONE /**/
#define ACCEPT_TYPE_RETURN int
#define ACCEPT_TYPE_ARG1 int
#define ACCEPT_TYPE_ARG2 struct sockaddr *
#define ACCEPT_TYPE_ARG3 size_t
#define HAVE_CBRT 1
#define HAVE_DLOPEN 1
#define HAVE_FCVT 1
#define HAVE_FDATASYNC 1
#define HAVE_GETIFADDRS 1
#define HAVE_GETRLIMIT 1
#define HAVE_MEMMOVE 1
#define HAVE_POLL 1
#define HAVE_READLINK 1
#define HAVE_SCANDIR 1
#define HAVE_SETSID 1
#define HAVE_SIGPROCMASK 1
#define HAVE_SYMLINK 1
#define HAVE_SYSCONF 1
#define HAVE_TOWLOWER 1
#define HAVE_UTIME 1
#define HAVE_UTIMES 1
#define HAVE_WAITPID 1
#define HAVE_WCSTOMBS 1
#define HAVE_FSEEKO 1
#define HAVE_FSEEKO 1
#define HAVE_POSIX_FADVISE 1
#define HAVE_DECL_POSIX_FADVISE 1
#define HAVE_DECL_FDATASYNC 1
#define HAVE_DECL_STRLCAT 0
#define HAVE_DECL_STRLCPY 0
#define HAVE_DECL_F_FULLFSYNC 0
#define HAVE_IPV6 1
#define HAVE_SNPRINTF 1
#define HAVE_VSNPRINTF 1
#define HAVE_DECL_SNPRINTF 1
#define HAVE_DECL_VSNPRINTF 1
#define HAVE_ISINF 1
#define HAVE_CRYPT 1
#define HAVE_ERAND48 1
#define HAVE_GETOPT 1
#define HAVE_GETRUSAGE 1
#define HAVE_INET_ATON 1
#define HAVE_RANDOM 1
#define HAVE_RINT 1
#define HAVE_SRANDOM 1
#define HAVE_STRDUP 1
#define HAVE_STRERROR 1
#define HAVE_STRTOL 1
#define HAVE_STRTOUL 1
#define HAVE_UNSETENV 1
#define HAVE_GETADDRINFO 1
#define HAVE_GETOPT_LONG 1
#define HAVE_SIGSETJMP 1
#define HAVE_DECL_SYS_SIGLIST 1
#define HAVE_SYSLOG 1
#define HAVE_INT_OPTERR 1
#define HAVE_STRTOLL 1
#define HAVE_STRTOULL 1
#define HAVE_ATEXIT 1
#define HAVE_STRERROR_R 1
#define HAVE_GETPWUID_R 1
#define HAVE_GETHOSTBYNAME_R 1
#define GETPWUID_R_5ARG /**/
#define HAVE_LONG_LONG_INT_64 1
#define HAVE_LL_CONSTANTS 1
#define INT64_FORMAT "%lld"
#define UINT64_FORMAT "%llu"
#define SIZEOF_VOID_P 4
#define SIZEOF_SIZE_T 4
#define SIZEOF_LONG 4
#define USE_FLOAT4_BYVAL 1
#define FLOAT4PASSBYVAL true
#define FLOAT8PASSBYVAL false
#define ALIGNOF_SHORT 2
#define ALIGNOF_INT 4
#define ALIGNOF_LONG 4
#define ALIGNOF_LONG_LONG_INT 8
#define ALIGNOF_DOUBLE 8
#define MAXIMUM_ALIGNOF 8
#define HAVE_SIG_ATOMIC_T 1
#define HAVE_POSIX_SIGNALS /**/
#define USE_SYSV_SEMAPHORES 1
#define USE_SYSV_SHARED_MEMORY 1
#define MEMSET_LOOP_LIMIT 1024
/* end confdefs.h.  */
/*-------------------------------------------------------------------------
 *
 * test_thread_funcs.c
 *		libc thread test program
 *
 * Portions Copyright (c) 1996-2010, PostgreSQL Global Development Group
 * Portions Copyright (c) 1994, Regents of the University of California
 *
 *	$PostgreSQL: pgsql/src/test/thread/thread_test.c,v 1.8 2010/01/02 16:58:16 momjian Exp $
 *
 *	This program tests to see if your standard libc functions use
 *	pthread_setspecific()/pthread_getspecific() to be thread-safe.
 *	See src/port/thread.c for more details.
 *
 *	This program first tests to see if each function returns a constant
 *	memory pointer within the same thread, then, assuming it does, tests
 *	to see if the pointers are different for different threads.  If they
 *	are, the function is thread-safe.
 *
 *-------------------------------------------------------------------------
 */

#if !defined(IN_CONFIGURE) && !defined(WIN32)
#include "postgres.h"
#else
/* From src/include/c.h" */
#ifndef bool
typedef char bool;
#endif

#ifndef true
#define true	((bool) 1)
#endif

#ifndef false
#define false	((bool) 0)
#endif
#endif

#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>
#include <netdb.h>
#include <sys/types.h>
#include <pwd.h>
#include <string.h>
#include <fcntl.h>
#include <errno.h>

/* CYGWIN requires this for MAXHOSTNAMELEN */
#ifdef __CYGWIN__
#include <sys/param.h>
#endif

/******************************************************************
 * Windows Hacks
 *****************************************************************/

#ifdef WIN32
#define MAXHOSTNAMELEN 63
#include <winsock2.h>

int			mkstemp(char *template);

int
mkstemp(char *template)
{
	FILE	   *foo;

	mktemp(template);
	foo = fopen(template, "rw");
	if (!foo)
		return -1;
	else
		return (int) foo;
}
#endif

/******************************************************************
 * End Windows Hacks
 *****************************************************************/


/* Test for POSIX.1c 2-arg sigwait() and fail on single-arg version */
#include <signal.h>
int			sigwait(const sigset_t *set, int *sig);


#if !defined(ENABLE_THREAD_SAFETY) && !defined(IN_CONFIGURE) && !(defined(WIN32))
int
main(int argc, char *argv[])
{
	fprintf(stderr, "This PostgreSQL build does not support threads.\n");
	fprintf(stderr, "Perhaps rerun 'configure' using '--enable-thread-safety'.\n");
	return 1;
}
#else

/* This must be down here because this is the code that uses threads. */
#include <pthread.h>

static void func_call_1(void);
static void func_call_2(void);

#ifdef WIN32
#define		TEMP_FILENAME_1 "thread_test.1.XXXXXX"
#define		TEMP_FILENAME_2 "thread_test.2.XXXXXX"
#else
#define		TEMP_FILENAME_1 "/tmp/thread_test.1.XXXXXX"
#define		TEMP_FILENAME_2 "/tmp/thread_test.2.XXXXXX"
#endif

static char *temp_filename_1;
static char *temp_filename_2;

static pthread_mutex_t init_mutex = PTHREAD_MUTEX_INITIALIZER;

static volatile int thread1_done = 0;
static volatile int thread2_done = 0;

static volatile int errno1_set = 0;
static volatile int errno2_set = 0;

#ifndef HAVE_STRERROR_R
static char *strerror_p1;
static char *strerror_p2;
static bool strerror_threadsafe = false;
#endif

#ifndef WIN32
#ifndef HAVE_GETPWUID_R
static struct passwd *passwd_p1;
static struct passwd *passwd_p2;
static bool getpwuid_threadsafe = false;
#endif
#endif

#if !defined(HAVE_GETADDRINFO) && !defined(HAVE_GETHOSTBYNAME_R)
static struct hostent *hostent_p1;
static struct hostent *hostent_p2;
static char myhostname[MAXHOSTNAMELEN];
static bool gethostbyname_threadsafe = false;
#endif

static bool platform_is_threadsafe = true;

int
main(int argc, char *argv[])
{
	pthread_t	thread1,
				thread2;
	int			fd;

#ifdef WIN32
	WSADATA		wsaData;
	int			err;
#endif

	if (argc > 1)
	{
		fprintf(stderr, "Usage: %s\n", argv[0]);
		return 1;
	}

#ifdef IN_CONFIGURE
	/* Send stdout to 'config.log' */
	close(1);
	dup(5);
#endif

#ifdef WIN32
	err = WSAStartup(MAKEWORD(1, 1), &wsaData);
	if (err != 0)
	{
		fprintf(stderr, "Cannot start the network subsystem - %d**\nexiting\n", err);
		exit(1);
	}
#endif

	/* Make temp filenames, might not have strdup() */
	temp_filename_1 = malloc(strlen(TEMP_FILENAME_1) + 1);
	strcpy(temp_filename_1, TEMP_FILENAME_1);
	fd = mkstemp(temp_filename_1);
	close(fd);

	temp_filename_2 = malloc(strlen(TEMP_FILENAME_2) + 1);
	strcpy(temp_filename_2, TEMP_FILENAME_2);
	fd = mkstemp(temp_filename_2);
	close(fd);

#if !defined(HAVE_GETADDRINFO) && !defined(HAVE_GETHOSTBYNAME_R)
	if (gethostname(myhostname, MAXHOSTNAMELEN) != 0)
	{
		fprintf(stderr, "Cannot get local hostname **\nexiting\n");
		exit(1);
	}
#endif

	/* Hold lock until we are ready for the child threads to exit. */
	pthread_mutex_lock(&init_mutex);

	pthread_create(&thread1, NULL, (void *(*) (void *)) func_call_1, NULL);
	pthread_create(&thread2, NULL, (void *(*) (void *)) func_call_2, NULL);

	while (thread1_done == 0 || thread2_done == 0)
		sched_yield();			/* if this is a portability problem, remove it */
#ifdef WIN32
	printf("Your GetLastError() is thread-safe.\n");
#else
	printf("Your errno is thread-safe.\n");
#endif

#ifndef HAVE_STRERROR_R
	if (strerror_p1 != strerror_p2)
		strerror_threadsafe = true;
#endif

#ifndef WIN32
#ifndef HAVE_GETPWUID_R
	if (passwd_p1 != passwd_p2)
		getpwuid_threadsafe = true;
#endif
#endif

#if !defined(HAVE_GETADDRINFO) && !defined(HAVE_GETHOSTBYNAME_R)
	if (hostent_p1 != hostent_p2)
		gethostbyname_threadsafe = true;
#endif

	pthread_mutex_unlock(&init_mutex);	/* let children exit  */

	pthread_join(thread1, NULL);	/* clean up children */
	pthread_join(thread2, NULL);

#ifdef HAVE_STRERROR_R
	printf("Your system has sterror_r();  it does not need strerror().\n");
#else
	printf("Your system uses strerror() which is ");
	if (strerror_threadsafe)
		printf("thread-safe.\n");
	else
	{
		printf("not thread-safe. **\n");
		platform_is_threadsafe = false;
	}
#endif

#ifndef WIN32
#ifdef HAVE_GETPWUID_R
	printf("Your system has getpwuid_r();  it does not need getpwuid().\n");
#else
	printf("Your system uses getpwuid() which is ");
	if (getpwuid_threadsafe)
		printf("thread-safe.\n");
	else
	{
		printf("not thread-safe. **\n");
		platform_is_threadsafe = false;
	}
#endif
#else
	printf("getpwuid_r()/getpwuid() are not applicable to Win32 platforms.\n");
#endif

#ifdef HAVE_GETADDRINFO
	printf("Your system has getaddrinfo();  it does not need gethostbyname()\n"
		   "  or gethostbyname_r().\n");
#else
#ifdef HAVE_GETHOSTBYNAME_R
	printf("Your system has gethostbyname_r();  it does not need gethostbyname().\n");
#else
	printf("Your system uses gethostbyname which is ");
	if (gethostbyname_threadsafe)
		printf("thread-safe.\n");
	else
	{
		printf("not thread-safe. **\n");
		platform_is_threadsafe = false;
	}
#endif
#endif

	if (platform_is_threadsafe)
	{
		printf("\nYour platform is thread-safe.\n");
		return 0;
	}
	else
	{
		printf("\n** YOUR PLATFORM IS NOT THREAD-SAFE. **\n");
		return 1;
	}
}

static void
func_call_1(void)
{
#if !defined(HAVE_GETPWUID_R) || \
	(!defined(HAVE_GETADDRINFO) && \
	 !defined(HAVE_GETHOSTBYNAME_R))
	void	   *p;
#endif
#ifdef WIN32
	HANDLE		h1;
	HANDLE		h2;
#endif
	unlink(temp_filename_1);


	/* create, then try to fail on exclusive create open */
#ifdef WIN32
	h1 = CreateFile(temp_filename_1, GENERIC_WRITE, 0, NULL, OPEN_ALWAYS, 0, NULL);
	h2 = CreateFile(temp_filename_1, GENERIC_WRITE, 0, NULL, CREATE_NEW, 0, NULL);
	if (h1 == INVALID_HANDLE_VALUE || GetLastError() != ERROR_FILE_EXISTS)
#else
	if (open(temp_filename_1, O_RDWR | O_CREAT, 0600) < 0 ||
		open(temp_filename_1, O_RDWR | O_CREAT | O_EXCL, 0600) >= 0)
#endif
	{
#ifdef WIN32
		fprintf(stderr, "Could not create file in current directory or\n");
		fprintf(stderr, "Could not generate failure for create file in current directory **\nexiting\n");
#else
		fprintf(stderr, "Could not create file in /tmp or\n");
		fprintf(stderr, "Could not generate failure for create file in /tmp **\nexiting\n");
#endif
		exit(1);
	}

	/*
	 * Wait for other thread to set errno. We can't use thread-specific
	 * locking here because it might affect errno.
	 */
	errno1_set = 1;
	while (errno2_set == 0)
		sched_yield();
#ifdef WIN32
	if (GetLastError() != ERROR_FILE_EXISTS)
#else
	if (errno != EEXIST)
#endif
	{
#ifdef WIN32
		fprintf(stderr, "GetLastError() not thread-safe **\nexiting\n");
#else
		fprintf(stderr, "errno not thread-safe **\nexiting\n");
#endif
		unlink(temp_filename_1);
		exit(1);
	}
	unlink(temp_filename_1);

#ifndef HAVE_STRERROR_R
	strerror_p1 = strerror(EACCES);

	/*
	 * If strerror() uses sys_errlist, the pointer might change for different
	 * errno values, so we don't check to see if it varies within the thread.
	 */
#endif

#ifndef WIN32
#ifndef HAVE_GETPWUID_R
	passwd_p1 = getpwuid(0);
	p = getpwuid(1);
	if (passwd_p1 != p)
	{
		printf("Your getpwuid() changes the static memory area between calls\n");
		passwd_p1 = NULL;		/* force thread-safe failure report */
	}
#endif
#endif

#if !defined(HAVE_GETADDRINFO) && !defined(HAVE_GETHOSTBYNAME_R)
	/* threads do this in opposite order */
	hostent_p1 = gethostbyname(myhostname);
	p = gethostbyname("localhost");
	if (hostent_p1 != p)
	{
		printf("Your gethostbyname() changes the static memory area between calls\n");
		hostent_p1 = NULL;		/* force thread-safe failure report */
	}
#endif

	thread1_done = 1;
	pthread_mutex_lock(&init_mutex);	/* wait for parent to test */
	pthread_mutex_unlock(&init_mutex);
}


static void
func_call_2(void)
{
#if !defined(HAVE_GETPWUID_R) || \
	(!defined(HAVE_GETADDRINFO) && \
	 !defined(HAVE_GETHOSTBYNAME_R))
	void	   *p;
#endif

	unlink(temp_filename_2);
	/* open non-existant file */
#ifdef WIN32
	CreateFile(temp_filename_2, GENERIC_WRITE, 0, NULL, OPEN_EXISTING, 0, NULL);
	if (GetLastError() != ERROR_FILE_NOT_FOUND)
#else
	if (open(temp_filename_2, O_RDONLY, 0600) >= 0)
#endif
	{
		fprintf(stderr, "Read-only open succeeded without create **\nexiting\n");
		exit(1);
	}

	/*
	 * Wait for other thread to set errno. We can't use thread-specific
	 * locking here because it might affect errno.
	 */
	errno2_set = 1;
	while (errno1_set == 0)
		sched_yield();
#ifdef WIN32
	if (GetLastError() != ENOENT)
#else
	if (errno != ENOENT)
#endif
	{
#ifdef WIN32
		fprintf(stderr, "GetLastError() not thread-safe **\nexiting\n");
#else
		fprintf(stderr, "errno not thread-safe **\nexiting\n");
#endif
		unlink(temp_filename_2);
		exit(1);
	}
	unlink(temp_filename_2);

#ifndef HAVE_STRERROR_R
	strerror_p2 = strerror(EINVAL);

	/*
	 * If strerror() uses sys_errlist, the pointer might change for different
	 * errno values, so we don't check to see if it varies within the thread.
	 */
#endif

#ifndef WIN32
#ifndef HAVE_GETPWUID_R
	passwd_p2 = getpwuid(2);
	p = getpwuid(3);
	if (passwd_p2 != p)
	{
		printf("Your getpwuid() changes the static memory area between calls\n");
		passwd_p2 = NULL;		/* force thread-safe failure report */
	}
#endif
#endif

#if !defined(HAVE_GETADDRINFO) && !defined(HAVE_GETHOSTBYNAME_R)
	/* threads do this in opposite order */
	hostent_p2 = gethostbyname("localhost");
	p = gethostbyname(myhostname);
	if (hostent_p2 != p)
	{
		printf("Your gethostbyname() changes the static memory area between calls\n");
		hostent_p2 = NULL;		/* force thread-safe failure report */
	}
#endif

	thread2_done = 1;
	pthread_mutex_lock(&init_mutex);	/* wait for parent to test */
	pthread_mutex_unlock(&init_mutex);
}

#endif   /* !ENABLE_THREAD_SAFETY && !IN_CONFIGURE */