libtar/compat.h

/* prototypes for borrowed "compatibility" code */

#include <config.h>

#include <sys/types.h>
#include <sys/stat.h>

#include <stdarg.h>
#include <stddef.h>

#ifdef HAVE_LIBGEN_H
# include <libgen.h>
#endif

#ifdef HAVE_SELINUX
#include "selinux/selinux.h"
#endif


#if defined(NEED_BASENAME) && !defined(HAVE_BASENAME)

# ifdef basename
#  undef basename		/* fix glibc brokenness */
# endif

char *openbsd_basename(const char *);
# define basename openbsd_basename

#endif /* NEED_BASENAME && ! HAVE_BASENAME */


#if defined(NEED_DIRNAME) && !defined(HAVE_DIRNAME)

char *openbsd_dirname(const char *);
# define dirname openbsd_dirname

#endif /* NEED_DIRNAME && ! HAVE_DIRNAME */


#ifdef NEED_FNMATCH
# ifndef HAVE_FNMATCH

#  define FNM_NOMATCH	1	/* Match failed. */

#  define FNM_NOESCAPE	0x01	/* Disable backslash escaping. */
#  define FNM_PATHNAME	0x02	/* Slash must be matched by slash. */
#  define FNM_PERIOD	0x04	/* Period must be matched by period. */

#  define FNM_LEADING_DIR 0x08	/* Ignore /<tail> after Imatch. */
#  define FNM_CASEFOLD	0x10	/* Case insensitive search. */
#  define FNM_IGNORECASE FNM_CASEFOLD
#  define FNM_FILE_NAME FNM_PATHNAME

int openbsd_fnmatch(const char *, const char *, int);
#  define fnmatch openbsd_fnmatch

# else /* HAVE_FNMATCH */

#  ifdef HAVE_FNMATCH_H
#   include <fnmatch.h>
#  endif

# endif /* ! HAVE_FNMATCH */
#endif /* NEED_FNMATCH */


#ifdef NEED_GETHOSTBYNAME_R

# include <netdb.h>

# if GETHOSTBYNAME_R_NUM_ARGS != 6

int compat_gethostbyname_r(const char *, struct hostent *,
			   char *, size_t, struct hostent **, int *);

#  define gethostbyname_r compat_gethostbyname_r

# endif /* GETHOSTBYNAME_R_NUM_ARGS != 6 */

#endif /* NEED_GETHOSTBYNAME_R */


#if defined(NEED_GETHOSTNAME) && !defined(HAVE_GETHOSTNAME)

int gethostname(char *, size_t);

#endif /* NEED_GETHOSTNAME && ! HAVE_GETHOSTNAME */


#ifdef NEED_GETSERVBYNAME_R

# include <netdb.h>

# if GETSERVBYNAME_R_NUM_ARGS != 6

int compat_getservbyname_r(const char *, const char *, struct servent *,
			   char *, size_t, struct servent **);

#  define getservbyname_r compat_getservbyname_r

# endif /* GETSERVBYNAME_R_NUM_ARGS != 6 */

#endif /* NEED_GETSERVBYNAME_R */



#ifdef NEED_GLOB
# ifndef HAVE_GLOB

typedef struct {
	int gl_pathc;		/* Count of total paths so far. */
	int gl_matchc;		/* Count of paths matching pattern. */
	int gl_offs;		/* Reserved at beginning of gl_pathv. */
	int gl_flags;		/* Copy of flags parameter to glob. */
	char **gl_pathv;	/* List of paths matching pattern. */
				/* Copy of errfunc parameter to glob. */
	int (*gl_errfunc)(const char *, int);

	/*
	 * Alternate filesystem access methods for glob; replacement
	 * versions of closedir(3), readdir(3), opendir(3), stat(2)
	 * and lstat(2).
	 */
	void (*gl_closedir)(void *);
	struct dirent *(*gl_readdir)(void *);
	void *(*gl_opendir)(const char *);
	int (*gl_lstat)(const char *, struct stat *);
	int (*gl_stat)(const char *, struct stat *);
} glob_t;

/* Flags */
#  define GLOB_APPEND	0x0001	/* Append to output from previous call. */
#  define GLOB_DOOFFS	0x0002	/* Use gl_offs. */
#  define GLOB_ERR	0x0004	/* Return on error. */
#  define GLOB_MARK	0x0008	/* Append / to matching directories. */
#  define GLOB_NOCHECK	0x0010	/* Return pattern itself if nothing matches. */
#  define GLOB_NOSORT	0x0020	/* Don't sort. */

#  define GLOB_ALTDIRFUNC 0x0040 /* Use alternately specified directory funcs. */
#  define GLOB_BRACE	0x0080	/* Expand braces ala csh. */
#  define GLOB_MAGCHAR	0x0100	/* Pattern had globbing characters. */
#  define GLOB_NOMAGIC	0x0200	/* GLOB_NOCHECK without magic chars (csh). */
#  define GLOB_QUOTE	0x0400	/* Quote special chars with \. */
#  define GLOB_TILDE	0x0800	/* Expand tilde names from the passwd file. */
#  define GLOB_NOESCAPE	0x1000	/* Disable backslash escaping. */

/* Error values returned by glob(3) */
#  define GLOB_NOSPACE	(-1)	/* Malloc call failed. */
#  define GLOB_ABORTED	(-2)	/* Unignored error. */
#  define GLOB_NOMATCH	(-3)	/* No match and GLOB_NOCHECK not set. */
#  define GLOB_NOSYS	(-4)	/* Function not supported. */
#  define GLOB_ABEND	GLOB_ABORTED

int openbsd_glob(const char *, int, int (*)(const char *, int), glob_t *);
void openbsd_globfree(glob_t *);
#  define glob openbsd_glob
#  define globfree openbsd_globfree

# else /* HAVE_GLOB */

#  ifdef HAVE_GLOB_H
#   include <glob.h>
#  endif

# endif /* ! HAVE_GLOB */
#endif /* NEED_GLOB */


#if defined(NEED_INET_ATON) && !defined(HAVE_INET_ATON)

int inet_aton(const char *, struct in_addr *);

#endif /* NEED_INET_ATON && ! HAVE_INET_ATON */


#ifdef NEED_MAKEDEV

# ifdef MAJOR_IN_MKDEV
#  include <sys/mkdev.h>
# else
#  ifdef MAJOR_IN_SYSMACROS
#   include <sys/sysmacros.h>
#  endif
# endif

/*
** On most systems makedev() has two args.
** Some weird systems, like QNX6, have makedev() functions that expect
** an extra first argument for "node", which can be 0 for a local
** machine.
*/

# ifdef MAKEDEV_THREE_ARGS
#  define compat_makedev(maj, min)	makedev(0, maj, min)
# else
#  define compat_makedev		makedev
# endif

#endif /* NEED_MAKEDEV */


#if defined(NEED_SNPRINTF) && !defined(HAVE_SNPRINTF)

int mutt_snprintf(char *, size_t, const char *, ...);
int mutt_vsnprintf(char *, size_t, const char *, va_list);
#define snprintf mutt_snprintf
#define vsnprintf mutt_vsnprintf

#endif /* NEED_SNPRINTF && ! HAVE_SNPRINTF */


#if defined(NEED_STRLCAT) && !defined(HAVE_STRLCAT)

size_t strlcat(char *, const char *, size_t);

#endif /* NEED_STRLCAT && ! HAVE_STRLCAT */


#if defined(NEED_STRLCPY) && !defined(HAVE_STRLCPY)

size_t strlcpy(char *, const char *, size_t);

#endif /* NEED_STRLCPY && ! HAVE_STRLCPY */


#if defined(NEED_STRDUP) && !defined(HAVE_STRDUP)

char *openbsd_strdup(const char *);
# define strdup openbsd_strdup

#endif /* NEED_STRDUP && ! HAVE_STRDUP */


#if defined(NEED_STRMODE) && !defined(HAVE_STRMODE)

void strmode(register mode_t, register char *);

#endif /* NEED_STRMODE && ! HAVE_STRMODE */


#if defined(NEED_STRRSTR) && !defined(HAVE_STRRSTR)

char *strrstr(char *, char *);

#endif /* NEED_STRRSTR && ! HAVE_STRRSTR */


#ifdef NEED_STRSEP

# ifdef HAVE_STRSEP
#  define _LINUX_SOURCE_COMPAT		/* needed on AIX 4.3.3 */
# else

char *strsep(register char **, register const char *);

# endif

#endif /* NEED_STRSEP */