716 lines
16 KiB
C
716 lines
16 KiB
C
/**
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* \file system.h
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*/
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#ifndef H_SYSTEM
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#define H_SYSTEM
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#ifdef HAVE_CONFIG_H
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#include "config.h"
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#endif
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#include <sys/types.h>
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#if defined(__LCLINT__)
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/*@-redef@*/
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typedef unsigned int u_int32_t;
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typedef unsigned short u_int16_t;
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typedef unsigned char u_int8_t;
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/*@-incondefs@*/ /* LCLint 3.0.0.15 */
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typedef int int32_t;
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/*@=incondefs@*/
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/* XXX from /usr/include/bits/sigset.h */
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/*@-sizeoftype@*/
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# define _SIGSET_NWORDS (1024 / (8 * sizeof (unsigned long int)))
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typedef struct
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{
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unsigned long int __val[_SIGSET_NWORDS];
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} __sigset_t;
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/*@=sizeoftype@*/
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/*@=redef@*/
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#endif
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#include <sys/stat.h>
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#include <stdio.h>
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#ifdef HAVE_SYS_PARAM_H
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#include <sys/param.h>
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#endif
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/* <unistd.h> should be included before any preprocessor test
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of _POSIX_VERSION. */
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#ifdef HAVE_UNISTD_H
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#include <unistd.h>
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#if defined(__LCLINT__)
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/*@-superuser -declundef -incondefs @*/ /* LCL: modifies clause missing */
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extern int chroot (const char *__path)
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/*@globals errno, systemState @*/
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/*@modifies errno, systemState @*/;
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/*@=superuser =declundef =incondefs @*/
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#endif
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#if !defined(__GLIBC__) && !defined(__LCLINT__)
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#ifdef __APPLE__
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#include <crt_externs.h>
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#define environ (*_NSGetEnviron())
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#else
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extern char ** environ;
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#endif /* __APPLE__ */
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#endif
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#endif
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#if TIME_WITH_SYS_TIME
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# include <sys/time.h>
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# include <time.h>
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#else
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# if HAVE_SYS_TIME_H
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# include <sys/time.h>
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# else
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# include <time.h>
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# endif
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#endif
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#if NEED_TIMEZONE
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extern time_t timezone;
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#endif
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/* Since major is a function on SVR4, we can't use `ifndef major'. */
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#if MAJOR_IN_MKDEV
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#include <sys/mkdev.h>
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#define HAVE_MAJOR
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#endif
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#if MAJOR_IN_SYSMACROS
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#include <sys/sysmacros.h>
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#define HAVE_MAJOR
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#endif
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#ifdef major /* Might be defined in sys/types.h. */
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#define HAVE_MAJOR
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#endif
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#ifndef HAVE_MAJOR
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#define major(dev) (((dev) >> 8) & 0xff)
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#define minor(dev) ((dev) & 0xff)
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#define makedev(maj, min) (((maj) << 8) | (min))
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#endif
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#undef HAVE_MAJOR
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#ifdef HAVE_UTIME_H
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#include <utime.h>
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#endif
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#ifdef HAVE_STRING_H
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# if !STDC_HEADERS && HAVE_MEMORY_H
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# include <memory.h>
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# endif
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# include <string.h>
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#else
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# include <strings.h>
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char *memchr ();
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#endif
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#if !defined(HAVE_STPCPY)
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char * stpcpy(/*@out@*/ char * dest, const char * src);
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#endif
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#if !defined(HAVE_STPNCPY)
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char * stpncpy(/*@out@*/ char * dest, const char * src, size_t n);
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#endif
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#include <errno.h>
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#ifndef errno
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/*@-declundef @*/
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extern int errno;
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/*@=declundef @*/
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#endif
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#if defined(__LCLINT__)
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/*@-declundef @*/
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/*@exits@*/
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extern void error(int status, int errnum, const char *format, ...)
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__attribute__ ((__format__ (__printf__, 3, 4)))
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/*@globals fileSystem @*/
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/*@modifies fileSystem @*/;
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/*@=declundef @*/
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#else
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#if HAVE_ERROR && HAVE_ERROR_H
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#include <error.h>
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#endif
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#endif
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#if HAVE___SECURE_GETENV && !defined(__LCLINT__)
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#define getenv(_s) __secure_getenv(_s)
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#endif
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#ifdef STDC_HEADERS
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/*@-macrounrecog -incondefs -globuse -mustmod @*/ /* FIX: shrug */
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#define getopt system_getopt
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/*@=macrounrecog =incondefs =globuse =mustmod @*/
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/*@-skipansiheaders@*/
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#include <stdlib.h>
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/*@=skipansiheaders@*/
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#undef getopt
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#if defined(__LCLINT__)
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/*@-declundef -incondefs @*/ /* LCL: modifies clause missing */
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extern char * realpath (const char * file_name, /*@out@*/ char * resolved_name)
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/*@globals errno, fileSystem @*/
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/*@requires maxSet(resolved_name) >= (PATH_MAX - 1); @*/
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/*@modifies *resolved_name, errno, fileSystem @*/;
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/*@=declundef =incondefs @*/
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#endif
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#else /* not STDC_HEADERS */
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char *getenv (const char *name);
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#if ! HAVE_REALPATH
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char *realpath(const char *path, char resolved_path []);
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#endif
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#endif /* STDC_HEADERS */
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/* XXX solaris2.5.1 has not */
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#if !defined(EXIT_FAILURE)
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#define EXIT_FAILURE 1
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#endif
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#ifdef HAVE_FCNTL_H
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#include <fcntl.h>
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#else
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#include <sys/file.h>
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#endif
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#if !defined(SEEK_SET) && !defined(__LCLINT__)
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#define SEEK_SET 0
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#define SEEK_CUR 1
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#define SEEK_END 2
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#endif
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#if !defined(F_OK) && !defined(__LCLINT__)
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#define F_OK 0
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#define X_OK 1
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#define W_OK 2
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#define R_OK 4
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#endif
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#ifdef HAVE_DIRENT_H
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# include <dirent.h>
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# define NLENGTH(direct) (strlen((direct)->d_name))
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#else /* not HAVE_DIRENT_H */
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# define dirent direct
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# define NLENGTH(direct) ((direct)->d_namlen)
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# ifdef HAVE_SYS_NDIR_H
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# include <sys/ndir.h>
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# endif /* HAVE_SYS_NDIR_H */
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# ifdef HAVE_SYS_DIR_H
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# include <sys/dir.h>
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# endif /* HAVE_SYS_DIR_H */
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# ifdef HAVE_NDIR_H
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# include <ndir.h>
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# endif /* HAVE_NDIR_H */
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#endif /* HAVE_DIRENT_H */
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#if defined(__LCLINT__)
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/*@-declundef -incondefs @*/ /* LCL: missing annotation */
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/*@only@*/ /*@out@*/ void * alloca (size_t __size)
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/*@ensures maxSet(result) == (__size - 1) @*/
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/*@*/;
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/*@=declundef =incondefs @*/
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#endif
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#ifdef __GNUC__
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# undef alloca
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# define alloca __builtin_alloca
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#else
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# ifdef HAVE_ALLOCA_H
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# include <alloca.h>
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# else
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# ifndef _AIX
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/* AIX alloca decl has to be the first thing in the file, bletch! */
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char *alloca ();
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# endif
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# endif
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#endif
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#if defined (__GLIBC__) && defined(__LCLINT__)
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/*@-declundef@*/
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/*@unchecked@*/
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extern __const __int32_t *__ctype_tolower;
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/*@unchecked@*/
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extern __const __int32_t *__ctype_toupper;
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/*@=declundef@*/
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#endif
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#include <ctype.h>
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#if defined (__GLIBC__) && defined(__LCLINT__)
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/*@-exportlocal@*/
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extern int isalnum(int) __THROW /*@*/;
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extern int iscntrl(int) __THROW /*@*/;
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extern int isgraph(int) __THROW /*@*/;
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extern int islower(int) __THROW /*@*/;
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extern int ispunct(int) __THROW /*@*/;
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extern int isxdigit(int) __THROW /*@*/;
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extern int isascii(int) __THROW /*@*/;
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extern int toascii(int) __THROW /*@*/;
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extern int _toupper(int) __THROW /*@*/;
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extern int _tolower(int) __THROW /*@*/;
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/*@=exportlocal@*/
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#endif
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#if HAVE_SYS_MMAN_H && !defined(__LCLINT__)
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#include <sys/mman.h>
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#endif
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/* XXX FIXME: popt on sunos4.1.3: <sys/resource.h> requires <sys/time.h> */
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#if HAVE_SYS_RESOURCE_H && HAVE_SYS_TIME_H
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#include <sys/resource.h>
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#endif
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#if HAVE_SYS_UTSNAME_H
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#include <sys/utsname.h>
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#endif
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#if HAVE_SYS_WAIT_H
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#include <sys/wait.h>
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#endif
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#if HAVE_GETOPT_H
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/*@-noparams@*/
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#include <getopt.h>
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/*@=noparams@*/
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#endif
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#if HAVE_GRP_H
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#include <grp.h>
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#endif
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#if HAVE_LIMITS_H
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#include <limits.h>
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#endif
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#if HAVE_ERR_H
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#include <err.h>
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#endif
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#if HAVE_MALLOC_H && !defined(__LCLINT__)
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#include <malloc.h>
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#endif
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#if WITH_SELINUX
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#include <selinux/selinux.h>
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#else
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typedef char * security_context_t;
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#define freecon(_c)
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#define getfilecon(_fn, _c) (-1)
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#define lgetfilecon(_fn, _c) (-1)
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#define fgetfilecon(_fd, _c) (-1)
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#define setfilecon(_fn, _c) (-1)
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#define lsetfilecon(_fn, _c) (-1)
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#define fsetfilecon(_fd, _c) (-1)
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#define security_check_context(_c) (0)
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#define is_selinux_enabled() (-1)
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#define rpm_execcon(_v, _fn, _av, _envp) (0)
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#endif
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#if defined(__LCLINT__)
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/*@-incondefs@*/
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extern void freecon(/*@only@*/ security_context_t con)
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/*@modifies con @*/;
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extern int getfilecon(const char *path, /*@out@*/ security_context_t *con)
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/*@modifies *con @*/;
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extern int lgetfilecon(const char *path, /*@out@*/ security_context_t *con)
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/*@modifies *con @*/;
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extern int fgetfilecon(int fd, /*@out@*/ security_context_t *con)
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/*@modifies *con @*/;
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extern int setfilecon(const char *path, security_context_t con)
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/*@globals fileSystem @*/
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/*@modifies fileSystem @*/;
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extern int lsetfilecon(const char *path, security_context_t con)
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/*@globals fileSystem @*/
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/*@modifies fileSystem @*/;
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extern int fsetfilecon(int fd, security_context_t con)
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/*@globals fileSystem @*/
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/*@modifies fileSystem @*/;
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extern int getcon(/*@out@*/ security_context_t *con)
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/*@modifies *con @*/;
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extern int getexeccon(/*@out@*/ security_context_t *con)
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/*@modifies *con @*/;
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extern int setexeccon(security_context_t con)
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/*@globals fileSystem @*/
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/*@modifies fileSystem @*/;
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extern int security_check_context(security_context_t con)
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/*@globals fileSystem @*/
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/*@modifies fileSystem @*/;
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extern int security_getenforce(void)
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/*@globals fileSystem @*/
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/*@modifies fileSystem @*/;
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extern int is_selinux_enabled(void)
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/*@globals fileSystem @*/
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/*@modifies fileSystem @*/;
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/*@=incondefs@*/
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#endif
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/*@-declundef -incondefs @*/ /* FIX: these are macros */
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/**
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*/
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/*@mayexit@*/ /*@only@*/ /*@out@*/ void * xmalloc (size_t size)
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/*@globals errno @*/
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/*@ensures maxSet(result) == (size - 1) @*/
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/*@modifies errno @*/;
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/**
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*/
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/*@mayexit@*/ /*@only@*/ void * xcalloc (size_t nmemb, size_t size)
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/*@ensures maxSet(result) == (nmemb - 1) @*/
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/*@*/;
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/**
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* @todo Annotate ptr with returned/out.
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*/
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/*@mayexit@*/ /*@only@*/ void * xrealloc (/*@null@*/ /*@only@*/ void * ptr,
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size_t size)
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/*@ensures maxSet(result) == (size - 1) @*/
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/*@modifies *ptr @*/;
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/**
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*/
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/*@mayexit@*/ /*@only@*/ char * xstrdup (const char *str)
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/*@*/;
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/*@=declundef =incondefs @*/
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/**
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*/
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/*@unused@*/ /*@exits@*/ /*@only@*/ void * vmefail(size_t size)
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/*@*/;
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#if HAVE_MCHECK_H
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#include <mcheck.h>
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#if defined(__LCLINT__)
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/*@-declundef -incondefs @*/ /* LCL: missing annotations */
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#if 0
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enum mcheck_status
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{
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MCHECK_DISABLED = -1, /* Consistency checking is not turned on. */
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MCHECK_OK, /* Block is fine. */
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MCHECK_FREE, /* Block freed twice. */
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MCHECK_HEAD, /* Memory before the block was clobbered. */
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MCHECK_TAIL /* Memory after the block was clobbered. */
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};
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#endif
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extern int mcheck (void (*__abortfunc) (enum mcheck_status))
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/*@globals internalState@*/
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/*@modifies internalState @*/;
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extern int mcheck_pedantic (void (*__abortfunc) (enum mcheck_status))
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/*@globals internalState@*/
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/*@modifies internalState @*/;
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extern void mcheck_check_all (void)
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/*@globals internalState@*/
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/*@modifies internalState @*/;
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extern enum mcheck_status mprobe (void *__ptr)
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/*@globals internalState@*/
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/*@modifies internalState @*/;
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extern void mtrace (void)
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/*@globals internalState@*/
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/*@modifies internalState @*/;
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extern void muntrace (void)
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/*@globals internalState@*/
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/*@modifies internalState @*/;
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/*@=declundef =incondefs @*/
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#endif /* defined(__LCLINT__) */
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/* Memory allocation via macro defs to get meaningful locations from mtrace() */
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#if defined(__GNUC__)
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#define xmalloc(_size) (malloc(_size) ? : vmefail(_size))
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#define xcalloc(_nmemb, _size) (calloc((_nmemb), (_size)) ? : vmefail(_size))
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#define xrealloc(_ptr, _size) (realloc((_ptr), (_size)) ? : vmefail(_size))
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#define xstrdup(_str) (strcpy((malloc(strlen(_str)+1) ? : vmefail(strlen(_str)+1)), (_str)))
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#endif /* defined(__GNUC__) */
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#endif /* HAVE_MCHECK_H */
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/* Retrofit glibc __progname */
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#if defined __GLIBC__ && __GLIBC__ >= 2
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#if __GLIBC_MINOR__ >= 1
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#define __progname __assert_program_name
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#endif
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#define setprogname(pn)
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#else
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#define __progname program_name
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#define setprogname(pn) \
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{ if ((__progname = strrchr(pn, '/')) != NULL) __progname++; \
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else __progname = pn; \
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}
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#endif
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/*@unchecked@*/
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extern const char *__progname;
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#if HAVE_NETDB_H
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#include <netdb.h>
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#endif
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#if HAVE_PWD_H
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#include <pwd.h>
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#endif
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/* Take care of NLS matters. */
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#if HAVE_LOCALE_H
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# include <locale.h>
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#endif
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#if !HAVE_SETLOCALE
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# define setlocale(Category, Locale) /* empty */
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#endif
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#if ENABLE_NLS && !defined(__LCLINT__)
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# include <libintl.h>
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# define _(Text) gettext (Text)
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#else
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# undef bindtextdomain
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# define bindtextdomain(Domain, Directory) /* empty */
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# undef textdomain
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# define textdomain(Domain) /* empty */
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# define _(Text) Text
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# undef dgettext
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# define dgettext(DomainName, Text) Text
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#endif
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#define N_(Text) Text
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/* ============== from misc/miscfn.h */
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#if !defined(USE_GNU_GLOB) || defined(__LCLINT__)
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#if HAVE_FNMATCH_H
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/*@-noparams@*/
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#include <fnmatch.h>
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/*@=noparams@*/
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#endif
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#if HAVE_GLOB_H || defined(__LCLINT__)
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/*@-noparams@*/
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#include <glob.h>
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/*@=noparams@*/
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#endif
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#else
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/*@-noparams@*/
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#include "misc/glob.h"
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#include "misc/fnmatch.h"
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/*@=noparams@*/
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#endif
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#if defined(__LCLINT__)
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/*@-declundef -incondefs @*/ /* LCL: missing annotation */
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#if 0
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typedef /*@concrete@*/ struct
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{
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size_t gl_pathc;
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char **gl_pathv;
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size_t gl_offs;
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int gl_flags;
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void (*gl_closedir) (void *);
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#ifdef _GNU_SOURCE
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struct dirent *(*gl_readdir) (void *);
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#else
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|
void *(*gl_readdir) (void *);
|
|
#endif
|
|
ptr_t (*gl_opendir) (const char *);
|
|
#ifdef _GNU_SOURCE
|
|
int (*gl_lstat) (const char *restrict, struct stat *restrict);
|
|
int (*gl_stat) (const char *restrict, struct stat *restrict);
|
|
#else
|
|
int (*gl_lstat) (const char *restrict, void *restrict);
|
|
int (*gl_stat) (const char *restrict, void *restrict);
|
|
#endif
|
|
} glob_t;
|
|
#endif
|
|
|
|
#if 0
|
|
/*@-constuse@*/
|
|
/*@constant int GLOB_ERR@*/
|
|
/*@constant int GLOB_MARK@*/
|
|
/*@constant int GLOB_NOSORT@*/
|
|
/*@constant int GLOB_DOOFFS@*/
|
|
/*@constant int GLOB_NOCHECK@*/
|
|
/*@constant int GLOB_APPEND@*/
|
|
/*@constant int GLOB_NOESCAPE@*/
|
|
/*@constant int GLOB_PERIOD@*/
|
|
|
|
#ifdef _GNU_SOURCE
|
|
/*@constant int GLOB_MAGCHAR@*/
|
|
/*@constant int GLOB_ALTDIRFUNC@*/
|
|
/*@constant int GLOB_BRACE@*/
|
|
/*@constant int GLOB_NOMAGIC@*/
|
|
/*@constant int GLOB_TILDE@*/
|
|
/*@constant int GLOB_ONLYDIR@*/
|
|
/*@constant int GLOB_TILDE_CHECK@*/
|
|
#endif
|
|
|
|
/*@constant int GLOB_FLAGS@*/
|
|
|
|
/*@constant int GLOB_NOSPACE@*/
|
|
/*@constant int GLOB_ABORTED@*/
|
|
/*@constant int GLOB_NOMATCH@*/
|
|
/*@constant int GLOB_NOSYS@*/
|
|
#ifdef _GNU_SOURCE
|
|
/*@constant int GLOB_ABEND@*/
|
|
#endif
|
|
/*@=constuse@*/
|
|
#endif
|
|
|
|
/*@-type@*/ /* XXX glob64_t */
|
|
extern int glob (const char *__pattern, int __flags,
|
|
int (*__errfunc) (const char *, int),
|
|
/*@out@*/ glob_t *__pglob)
|
|
/*@globals errno, fileSystem @*/
|
|
/*@modifies *__pglob, errno, fileSystem @*/;
|
|
/* XXX only annotation is a white lie */
|
|
extern void globfree (/*@only@*/ glob_t *__pglob)
|
|
/*@modifies *__pglob @*/;
|
|
/*@=type@*/
|
|
#ifdef _GNU_SOURCE
|
|
extern int glob_pattern_p (const char *__pattern, int __quote)
|
|
/*@*/;
|
|
#endif
|
|
|
|
#if 0
|
|
/*@-constuse@*/
|
|
/*@constant int FNM_PATHNAME@*/
|
|
/*@constant int FNM_NOESCAPE@*/
|
|
/*@constant int FNM_PERIOD@*/
|
|
|
|
#ifdef _GNU_SOURCE
|
|
/*@constant int FNM_FILE_NAME@*/ /* GNU extension */
|
|
/*@constant int FNM_LEADING_DIR@*/ /* GNU extension */
|
|
/*@constant int FNM_CASEFOLD@*/ /* GNU extension */
|
|
/*@constant int FNM_EXTMATCH@*/ /* GNU extension */
|
|
#endif
|
|
|
|
/*@constant int FNM_NOMATCH@*/
|
|
|
|
#ifdef _XOPEN_SOURCE
|
|
/*@constant int FNM_NOSYS@*/ /* X/Open */
|
|
#endif
|
|
/*@=constuse@*/
|
|
#endif
|
|
|
|
extern int fnmatch (const char *__pattern, const char *__name, int __flags)
|
|
/*@*/;
|
|
/*@=declundef =incondefs @*/
|
|
#endif
|
|
|
|
#if ! HAVE_S_IFSOCK
|
|
#define S_IFSOCK (0xc000)
|
|
#endif
|
|
|
|
#if ! HAVE_S_ISLNK
|
|
#define S_ISLNK(mode) ((mode & 0xf000) == S_IFLNK)
|
|
#endif
|
|
|
|
#if ! HAVE_S_ISSOCK
|
|
#define S_ISSOCK(mode) ((mode & 0xf000) == S_IFSOCK)
|
|
#endif
|
|
|
|
#if NEED_STRINGS_H
|
|
#include <strings.h>
|
|
#endif
|
|
|
|
#if NEED_MYREALLOC
|
|
#define realloc(ptr,size) myrealloc(ptr,size)
|
|
extern void *myrealloc(void *, size_t);
|
|
#endif
|
|
|
|
#if ! HAVE_SETENV
|
|
extern int setenv(const char *name, const char *value, int replace);
|
|
extern void unsetenv(const char *name);
|
|
#endif
|
|
|
|
#if HAVE_SYS_SOCKET_H
|
|
#include <sys/types.h>
|
|
#include <sys/socket.h>
|
|
#endif
|
|
|
|
#if HAVE_POLL_H
|
|
#include <poll.h>
|
|
#else
|
|
#if HAVE_SYS_SELECT_H && !defined(__LCLINT__)
|
|
#include <sys/select.h>
|
|
#endif
|
|
#endif
|
|
|
|
/* Solaris <= 2.6 limits getpass return to only 8 chars */
|
|
#if HAVE_GETPASSPHRASE
|
|
#define getpass getpassphrase
|
|
#endif
|
|
|
|
#if ! HAVE_LCHOWN
|
|
#define lchown chown
|
|
#endif
|
|
|
|
#if HAVE_GETMNTINFO_R || HAVE_MNTCTL
|
|
# define GETMNTENT_ONE 0
|
|
# define GETMNTENT_TWO 0
|
|
# if HAVE_SYS_MNTCTL_H
|
|
# include <sys/mntctl.h>
|
|
# endif
|
|
# if HAVE_SYS_VMOUNT_H
|
|
# include <sys/vmount.h>
|
|
# endif
|
|
# if HAVE_SYS_MOUNT_H
|
|
# include <sys/mount.h>
|
|
# endif
|
|
#elif HAVE_MNTENT_H || !(HAVE_GETMNTENT) || HAVE_STRUCT_MNTTAB
|
|
# if HAVE_MNTENT_H
|
|
# include <stdio.h>
|
|
# include <mntent.h>
|
|
# define our_mntent struct mntent
|
|
# define our_mntdir mnt_dir
|
|
# elif HAVE_STRUCT_MNTTAB
|
|
# include <stdio.h>
|
|
# include <mnttab.h>
|
|
struct our_mntent {
|
|
char * our_mntdir;
|
|
};
|
|
struct our_mntent *getmntent(FILE *filep);
|
|
# define our_mntent struct our_mntent
|
|
# else
|
|
# include <stdio.h>
|
|
struct our_mntent {
|
|
char * our_mntdir;
|
|
};
|
|
struct our_mntent *getmntent(FILE *filep);
|
|
# define our_mntent struct our_mntent
|
|
# endif
|
|
# define GETMNTENT_ONE 1
|
|
# define GETMNTENT_TWO 0
|
|
#elif HAVE_SYS_MNTTAB_H
|
|
# include <stdio.h>
|
|
# include <sys/mnttab.h>
|
|
# define GETMNTENT_ONE 0
|
|
# define GETMNTENT_TWO 1
|
|
# define our_mntent struct mnttab
|
|
# define our_mntdir mnt_mountp
|
|
#else /* if !HAVE_MNTCTL */
|
|
# error Neither mntent.h, mnttab.h, or mntctl() exists. I cannot build on this system.
|
|
#endif
|
|
|
|
#ifndef MOUNTED
|
|
#define MOUNTED "/etc/mnttab"
|
|
#endif
|
|
|
|
#if defined(__LCLINT__)
|
|
#define FILE_RCSID(id)
|
|
#else
|
|
#define FILE_RCSID(id) \
|
|
static inline const char *rcsid(const char *p) { \
|
|
return rcsid(p = id); \
|
|
}
|
|
#endif
|
|
|
|
#endif /* H_SYSTEM */
|