mirror of
https://github.com/MidnightCommander/mc
synced 2024-12-22 20:36:50 +03:00
99 lines
2.0 KiB
C
99 lines
2.0 KiB
C
/** \file fs.h
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* \brief Header: fs compatibility definitions
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*/
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/* Include file to use opendir/closedir/readdir */
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#ifndef MC_FS_H
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#define MC_FS_H
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#include <sys/types.h>
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#include <unistd.h>
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#include <sys/stat.h>
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#include <dirent.h>
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/*** typedefs(not structures) and defined constants **********************************************/
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/* Replacement for permission bits missing in sys/stat.h */
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#ifndef S_ISLNK
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#define S_ISLNK(x) 0
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#endif
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#ifndef S_ISSOCK
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#define S_ISSOCK(x) 0
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#endif
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#ifndef S_ISFIFO
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#define S_ISFIFO(x) 0
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#endif
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#ifndef S_ISCHR
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#define S_ISCHR(x) 0
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#endif
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#ifndef S_ISBLK
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#define S_ISBLK(x) 0
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#endif
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/* Door is something that only exists on Solaris */
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#ifndef S_ISDOOR
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#define S_ISDOOR(x) 0
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#endif
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/* Special named files are widely used in QNX6 */
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#ifndef S_ISNAM
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#define S_ISNAM(x) 0
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#endif
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#ifndef PATH_MAX
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#ifdef _POSIX_VERSION
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#define PATH_MAX _POSIX_PATH_MAX
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#else
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#ifdef MAXPATHLEN
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#define PATH_MAX MAXPATHLEN
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#else
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#define PATH_MAX 1024
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#endif
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#endif
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#endif
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#ifndef MAXPATHLEN
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#define MC_MAXPATHLEN 4096
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#else
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#define MC_MAXPATHLEN MAXPATHLEN
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#endif
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/* unistd.h defines _POSIX_VERSION on POSIX.1 systems. */
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#define NLENGTH(dirent) (strlen ((dirent)->d_name))
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#define DIRENT_LENGTH_COMPUTED 1
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/* DragonFlyBSD doesn't provide MAXNAMLEN macro */
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#ifndef MAXNAMLEN
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#define MAXNAMLEN NAME_MAX
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#endif
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#define MC_MAXFILENAMELEN MAXNAMLEN
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/*** enums ***************************************************************************************/
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/*** structures declarations (and typedefs of structures)*****************************************/
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/*** global variables defined in .c file *********************************************************/
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/*** declarations of public functions ************************************************************/
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/*** inline functions ****************************************************************************/
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static inline void
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compute_namelen (struct dirent *dent __attribute__ ((unused)))
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{
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#ifdef DIRENT_LENGTH_COMPUTED
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(void) dent;
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return;
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#else
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dent->d_namlen = strlen (dent);
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#endif
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}
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#endif
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