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# system.h

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    00001
    00005 #ifndef H_SYSTEM
    00006 #define H_SYSTEM
    00007
    00008 #ifdef HAVE_CONFIG_H
    00009 #include "config.h"
    00010 #endif
    00011
    00012 #include <sys/types.h>
    00013
    00014 #include <sys/stat.h>
    00015 #include <stdio.h>
    00016
    00017 #ifdef HAVE_SYS_PARAM_H
    00018 #include <sys/param.h>
    00019 #endif
    00020
    00021 /* <unistd.h> should be included before any preprocessor test
    00022    of _POSIX_VERSION.  */
    00023 #ifdef HAVE_UNISTD_H
    00024 #include <unistd.h>
    00025 #if !defined(__GLIBC__)
    00026 #ifdef __APPLE__
    00027 #include <crt_externs.h>
    00028 #define environ (*_NSGetEnviron())
    00029 #else
    00030 extern char ** environ;
    00031 #endif /* __APPLE__ */
    00032 #endif
    00033 #endif
    00034
    00035 #if TIME_WITH_SYS_TIME
    00036 # include <sys/time.h>
    00037 # include <time.h>
    00038 #else
    00039 # if HAVE_SYS_TIME_H
    00040 #  include <sys/time.h>
    00041 # else
    00042 #  include <time.h>
    00043 # endif
    00044 #endif
    00045
    00046 /* Since major is a function on SVR4, we can't use `ifndef major'.  */
    00047 #if MAJOR_IN_MKDEV
    00048 #include <sys/mkdev.h>
    00049 #define HAVE_MAJOR
    00050 #endif
    00051 #if MAJOR_IN_SYSMACROS
    00052 #include <sys/sysmacros.h>
    00053 #define HAVE_MAJOR
    00054 #endif
    00055 #ifdef major                    /* Might be defined in sys/types.h.  */
    00056 #define HAVE_MAJOR
    00057 #endif
    00058
    00059 #ifndef HAVE_MAJOR
    00060 #define major(dev)  (((dev) >> 8) & 0xff)
    00061 #define minor(dev)  ((dev) & 0xff)
    00062 #define makedev(maj, min)  (((maj) << 8) | (min))
    00063 #endif
    00064 #undef HAVE_MAJOR
    00065
    00066 #ifdef HAVE_UTIME_H
    00067 #include <utime.h>
    00068 #endif
    00069
    00070 #ifdef HAVE_STRING_H
    00071 # if !STDC_HEADERS && HAVE_MEMORY_H
    00072 #  include <memory.h>
    00073 # endif
    00074 # include <string.h>
    00075 #else
    00076 # include <strings.h>
    00077 char *memchr ();
    00078 #endif
    00079
    00080 #if !defined(HAVE_STPCPY)
    00081 char * stpcpy(char * dest, const char * src);
    00082 #endif
    00083
    00084 #if !defined(HAVE_STPNCPY)
    00085 char * stpncpy(char * dest, const char * src, size_t n);
    00086 #endif
    00087
    00088 #include <errno.h>
    00089 #ifndef errno
    00090 extern int errno;
    00091 #endif
    00092
    00093 #if HAVE_ERROR && HAVE_ERROR_H
    00094 #include <error.h>
    00095 #endif
    00096
    00097 #if HAVE___SECURE_GETENV
    00098 #define getenv(_s)      __secure_getenv(_s)
    00099 #endif
    00100
    00101 #ifdef STDC_HEADERS
    00102 /* FIX: shrug */
    00103 #define getopt system_getopt
    00104 #include <stdlib.h>
    00105 #undef getopt
    00106 #else /* not STDC_HEADERS */
    00107 char *getenv (const char *name);
    00108 #if ! HAVE_REALPATH
    00109 char *realpath(const char *path, char resolved_path []);
    00110 #endif
    00111 #endif /* STDC_HEADERS */
    00112
    00113 /* XXX solaris2.5.1 has not */
    00114 #if !defined(EXIT_FAILURE)
    00115 #define EXIT_FAILURE    1
    00116 #endif
    00117
    00118 #ifdef HAVE_FCNTL_H
    00119 #include <fcntl.h>
    00120 #else
    00121 #include <sys/file.h>
    00122 #endif
    00123
    00124 #if !defined(SEEK_SET)
    00125 #define SEEK_SET 0
    00126 #define SEEK_CUR 1
    00127 #define SEEK_END 2
    00128 #endif
    00129 #if !defined(F_OK)
    00130 #define F_OK 0
    00131 #define X_OK 1
    00132 #define W_OK 2
    00133 #define R_OK 4
    00134 #endif
    00135
    00136 #ifdef HAVE_DIRENT_H
    00137 # include <dirent.h>
    00138 # define NLENGTH(direct) (strlen((direct)->d_name))
    00139 #else /* not HAVE_DIRENT_H */
    00140 # define dirent direct
    00141 # define NLENGTH(direct) ((direct)->d_namlen)
    00142 # ifdef HAVE_SYS_NDIR_H
    00143 #  include <sys/ndir.h>
    00144 # endif /* HAVE_SYS_NDIR_H */
    00145 # ifdef HAVE_SYS_DIR_H
    00146 #  include <sys/dir.h>
    00147 # endif /* HAVE_SYS_DIR_H */
    00148 # ifdef HAVE_NDIR_H
    00149 #  include <ndir.h>
    00150 # endif /* HAVE_NDIR_H */
    00151 #endif /* HAVE_DIRENT_H */
    00152
    00153 #include <ctype.h>
    00154
    00155 #if HAVE_SYS_MMAN_H
    00156 #include <sys/mman.h>
    00157 #endif
    00158
    00159 /* XXX FIXME: popt on sunos4.1.3: <sys/resource.h> requires <sys/time.h> */
    00160 #if HAVE_SYS_RESOURCE_H && HAVE_SYS_TIME_H
    00161 #include <sys/resource.h>
    00162 #endif
    00163
    00164 #if HAVE_SYS_UTSNAME_H
    00165 #include <sys/utsname.h>
    00166 #endif
    00167
    00168 #if HAVE_SYS_WAIT_H
    00169 #include <sys/wait.h>
    00170 #endif
    00171
    00172 #if HAVE_GETOPT_H
    00173 #include <getopt.h>
    00174 #endif
    00175
    00176 #if HAVE_GRP_H
    00177 #include <grp.h>
    00178 #endif
    00179
    00180 #if HAVE_LIMITS_H
    00181 #include <limits.h>
    00182 #endif
    00183
    00184 #ifndef PATH_MAX
    00185 #ifdef _POSIX_PATH_MAX
    00186 #define PATH_MAX _POSIX_PATH_MAX
    00187 #elif defined MAXPATHLEN
    00188 #define PATH_MAX MAXPATHLEN
    00189 #else
    00190 #define PATH_MAX 256
    00191 #endif
    00192 #endif
    00193
    00194 #if HAVE_ERR_H
    00195 #include <err.h>
    00196 #endif
    00197
    00198 #if HAVE_MALLOC_H
    00199 #include <malloc.h>
    00200 #endif
    00201
    00202 #if WITH_SELINUX
    00203 #include <selinux/selinux.h>
    00204 #else
    00205 typedef char * security_context_t;
    00206
    00207 #define freecon(_c)
    00208
    00209 #define getfilecon(_fn, _c)     (-1)
    00210 #define lgetfilecon(_fn, _c)    (-1)
    00211 #define fgetfilecon(_fd, _c)    (-1)
    00212
    00213 #define setfilecon(_fn, _c)     (-1)
    00214 #define lsetfilecon(_fn, _c)    (-1)
    00215 #define fsetfilecon(_fd, _c)    (-1)
    00216
    00217 #define security_check_context(_c)      (0)
    00218
    00219 #define is_selinux_enabled()    (0)
    00220
    00221 #define matchpathcon_init(_fn)                  (-1)
    00222 #define matchpathcon_fini()                     (0)
    00223 #define matchpathcon(_fn, _fm, _c)              (-1)
    00224
    00225 #define rpm_execcon(_v, _fn, _av, _envp)        (0)
    00226 #endif
    00227
    00233 static inline
    00234 void * _free(void * p)
    00235 {
    00236     if (p != NULL)      free(p);
    00237     return NULL;
    00238 }
    00239
    00240 #if WITH_CAP
    00241 #include <sys/capability.h>
    00242 #else
    00243 typedef void * cap_t;
    00244 #endif
    00245
    00246 #if WITH_ACL
    00247 #include <acl/libacl.h>
    00248 #endif
    00249
    00257 static inline
    00258 void * _constfree(const void * p)
    00259 {
    00260     if (p != NULL)      free((void *)p);
    00261     return NULL;
    00262 }
    00263
    00264 /* FIX: these are macros */
    00267 void * xmalloc (size_t size);
    00268
    00271 void * xcalloc (size_t nmemb, size_t size);
    00272
    00276 void * xrealloc (void * ptr,
    00277                                         size_t size);
    00278
    00281 char * xstrdup (const char *str);
    00282
    00285 void * vmefail(size_t size);
    00286
    00287 #if HAVE_MCHECK_H
    00288 #include <mcheck.h>
    00289 /* Memory allocation via macro defs to get meaningful locations from mtrace() */
    00290 #if defined(__GNUC__)
    00291 #define xmalloc(_size)          (malloc(_size) ? : vmefail(_size))
    00292 #define xcalloc(_nmemb, _size)  (calloc((_nmemb), (_size)) ? : vmefail(_size))
    00293 #define xrealloc(_ptr, _size)   (realloc((_ptr), (_size)) ? : vmefail(_size))
    00294 #define xstrdup(_str)   (strcpy((malloc(strlen(_str)+1) ? : vmefail(strlen(_str)+1)), (_str)))
    00295 #endif  /* defined(__GNUC__) */
    00296 #endif  /* HAVE_MCHECK_H */
    00297
    00298 /* Retrofit glibc __progname */
    00299 #if defined __GLIBC__ && __GLIBC__ >= 2
    00300 #if __GLIBC_MINOR__ >= 1
    00301 #define __progname      __assert_program_name
    00302 #endif
    00303 #define setprogname(pn)
    00304 #else
    00305 #define __progname      program_name
    00306 #define setprogname(pn) \
    00307   { if ((__progname = strrchr(pn, '/')) != NULL) __progname++; \
    00308     else __progname = pn;               \
    00309   }
    00310 #endif
    00311 extern const char *__progname;
    00312
    00313 #if HAVE_NETDB_H
    00314 #include <netdb.h>
    00315 #endif
    00316
    00317 #if HAVE_PWD_H
    00318 #include <pwd.h>
    00319 #endif
    00320
    00321 /* Take care of NLS matters.  */
    00322
    00323 #if HAVE_LOCALE_H
    00324 # include <locale.h>
    00325 #endif
    00326 #if !HAVE_SETLOCALE
    00327 # define setlocale(Category, Locale) /* empty */
    00328 #endif
    00329
    00330 #if ENABLE_NLS
    00331 # include <libintl.h>
    00332 # define _(Text) dgettext (PACKAGE, Text)
    00333 #else
    00334 # undef bindtextdomain
    00335 # define bindtextdomain(Domain, Directory) /* empty */
    00336 # undef textdomain
    00337 # define textdomain(Domain) /* empty */
    00338 # define _(Text) Text
    00339 # undef dgettext
    00340 # define dgettext(DomainName, Text) Text
    00341 #endif
    00342
    00343 #define N_(Text) Text
    00344
    00345 /* ============== from misc/miscfn.h */
    00346
    00347 #if !defined(USE_GNU_GLOB)
    00348 #if HAVE_FNMATCH_H
    00349 #include <fnmatch.h>
    00350 #endif
    00351
    00352 #if HAVE_GLOB_H
    00353 #include <glob.h>
    00354 #endif
    00355 #else
    00356 #include "misc/glob.h"
    00357 #include "misc/fnmatch.h"
    00358 #endif
    00359
    00360 #if ! HAVE_S_IFSOCK
    00361 #define S_IFSOCK (0xc000)
    00362 #endif
    00363
    00364 #if ! HAVE_S_ISLNK
    00365 #define S_ISLNK(mode) ((mode & 0xf000) == S_IFLNK)
    00366 #endif
    00367
    00368 #if ! HAVE_S_ISSOCK
    00369 #define S_ISSOCK(mode) ((mode & 0xf000) == S_IFSOCK)
    00370 #endif
    00371
    00372 #if NEED_STRINGS_H
    00373 #include <strings.h>
    00374 #endif
    00375
    00376 #if NEED_MYREALLOC
    00377 #define realloc(ptr,size) myrealloc(ptr,size)
    00378 extern void *myrealloc(void *, size_t);
    00379 #endif
    00380
    00381 #if ! HAVE_SETENV
    00382 extern int setenv(const char *name, const char *value, int replace);
    00383 extern void unsetenv(const char *name);
    00384 #endif
    00385
    00386 #if HAVE_SYS_SOCKET_H
    00387 #include <sys/types.h>
    00388 #include <sys/socket.h>
    00389 #endif
    00390
    00391 #if HAVE_POLL_H
    00392 #include <poll.h>
    00393 #else
    00394 #if HAVE_SYS_SELECT_H
    00395 #include <sys/select.h>
    00396 #endif
    00397 #endif
    00398
    00399 /* Solaris <= 2.6 limits getpass return to only 8 chars */
    00400 #if HAVE_GETPASSPHRASE
    00401 #define getpass getpassphrase
    00402 #endif
    00403
    00404 #if ! HAVE_LCHOWN
    00405 #define lchown chown
    00406 #endif
    00407
    00408 #if HAVE_GETMNTINFO || HAVE_GETMNTINFO_R || HAVE_MNTCTL
    00409 # define GETMNTENT_ONE 0
    00410 # define GETMNTENT_TWO 0
    00411 # if HAVE_SYS_MNTCTL_H
    00412 #  include <sys/mntctl.h>
    00413 # endif
    00414 # if HAVE_SYS_VMOUNT_H
    00415 #  include <sys/vmount.h>
    00416 # endif
    00417 # if HAVE_SYS_MOUNT_H
    00418 #  include <sys/mount.h>
    00419 # endif
    00420 #elif HAVE_MNTENT_H || !(HAVE_GETMNTENT) || HAVE_STRUCT_MNTTAB
    00421 # if HAVE_MNTENT_H
    00422 #  include <stdio.h>
    00423 #  include <mntent.h>
    00424 #  define our_mntent struct mntent
    00425 #  define our_mntdir mnt_dir
    00426 # elif HAVE_STRUCT_MNTTAB
    00427 #  include <stdio.h>
    00428 #  include <mnttab.h>
    00429    struct our_mntent {
    00430        char * our_mntdir;
    00431    };
    00432    struct our_mntent *getmntent(FILE *filep);
    00433 #  define our_mntent struct our_mntent
    00434 # else
    00435 #  include <stdio.h>
    00436    struct our_mntent {
    00437        char * our_mntdir;
    00438    };
    00439    struct our_mntent *getmntent(FILE *filep);
    00440 #  define our_mntent struct our_mntent
    00441 # endif
    00442 # define GETMNTENT_ONE 1
    00443 # define GETMNTENT_TWO 0
    00444 #elif HAVE_SYS_MNTTAB_H
    00445 # include <stdio.h>
    00446 # include <sys/mnttab.h>
    00447 # define GETMNTENT_ONE 0
    00448 # define GETMNTENT_TWO 1
    00449 # define our_mntent struct mnttab
    00450 # define our_mntdir mnt_mountp
    00451 #else /* if !HAVE_MNTCTL */
    00452 # error Neither mntent.h, mnttab.h, or mntctl() exists. I cannot build on this system.
    00453 #endif
    00454
    00455 #ifndef MOUNTED
    00456 #define MOUNTED "/etc/mnttab"
    00457 #endif
    00458
    00459 #endif  /* H_SYSTEM */