/**

 * \file system.h

 *

 *  Some misc low-level API

 */

#ifndef	H_SYSTEM

#define	H_SYSTEM

#ifdef HAVE_CONFIG_H

#include "config.h"

#endif

#ifdef HAVE_SYS_PARAM_H

#include <sys/param.h>

#endif

/* <unistd.h> should be included before any preprocessor test

   of _POSIX_VERSION.  */

#ifdef HAVE_UNISTD_H

#include <unistd.h>

#if !defined(__GLIBC__)

#ifdef __APPLE__

#include <crt_externs.h>

#define environ (*_NSGetEnviron())

#else

extern char ** environ;

#endif /* __APPLE__ */

#endif

#endif

#if !defined(HAVE_STPCPY)

char * stpcpy(char * dest, const char * src);

#endif

#if !defined(HAVE_STPNCPY)

char * stpncpy(char * dest, const char * src, size_t n);

#endif

#if HAVE_SECURE_GETENV

#define	getenv(_s)	secure_getenv(_s)

#elif HAVE___SECURE_GETENV

#define	getenv(_s)	__secure_getenv(_s)

#endif

#ifdef HAVE_FCNTL_H

#include <fcntl.h>

#else

#include <sys/file.h>

#endif

#ifdef HAVE_DIRENT_H

# include <dirent.h>

# define NLENGTH(direct) (strlen((direct)->d_name))

#else /* not HAVE_DIRENT_H */

# define dirent direct

# define NLENGTH(direct) ((direct)->d_namlen)

# ifdef HAVE_SYS_NDIR_H

#  include <sys/ndir.h>

# endif /* HAVE_SYS_NDIR_H */

# ifdef HAVE_SYS_DIR_H

#  include <sys/dir.h>

# endif /* HAVE_SYS_DIR_H */

# ifdef HAVE_NDIR_H

#  include <ndir.h>

# endif /* HAVE_NDIR_H */

#endif /* HAVE_DIRENT_H */

#if HAVE_LIMITS_H

#include <limits.h>

#endif

#ifndef PATH_MAX

#ifdef _POSIX_PATH_MAX

#define PATH_MAX _POSIX_PATH_MAX

#elif defined MAXPATHLEN

#define PATH_MAX MAXPATHLEN

#else

#define PATH_MAX 256

#endif

#endif

#if defined(HAVE_FDATASYNC) && !HAVE_DECL_FDATASYNC

extern int fdatasync(int fildes);

#endif

#include "rpmio/rpmutil.h"

/* compatibility macros to avoid a mass-renaming all over the codebase */

#define xmalloc(_size) rmalloc((_size))

#define xcalloc(_nmemb, _size) rcalloc((_nmemb), (_size))

#define xrealloc(_ptr, _size) rrealloc((_ptr), (_size))

#define xstrdup(_str) rstrdup((_str))

#define _free(_ptr) rfree((_ptr))

/* To extract program's name: use calls (reimplemented or shipped with system):

   - void setprogname(const char *pn)

   - const char *getprogname(void)

   setprogname(*pn) must be the first call in main() in order to set the name

   as soon as possible. */

#if defined(HAVE_SETPROGNAME) /* BSD'ish systems */

# include <stdlib.h> /* Make sure this header is included */

# define xsetprogname(pn) setprogname(pn)

# define xgetprogname(pn) getprogname(pn)

#elif defined(HAVE___PROGNAME) /* glibc and others */

# define xsetprogname(pn)

  extern const char *__progname;

# define xgetprogname(pn) __progname

#else

# error "Did not find any sutable implementation of xsetprogname/xgetprogname"

#endif

/* Take care of NLS matters.  */

#if ENABLE_NLS

# include <locale.h>

# include <libintl.h>

# define _(Text) dgettext (PACKAGE, Text)

#else

# define _(Text) Text

#endif

#define N_(Text) Text

/* ============== from misc/miscfn.h */

#include "misc/fnmatch.h"

#include <dlfcn.h>

#endif	/* H_SYSTEM */