Main Page   Modules   Data Structures   File List   Data Fields   Globals   Related Pages  

rpmio/fts.c File Reference

#include "system.h"
#include "fts.h"
#include "rpmio.h"
#include "rpmurl.h"

Go to the source code of this file.

Defines

#define __set_errno(val)   (*__errno_location ()) = (val)
#define __open   open
#define __close   close
#define __fchdir   fchdir
#define ALIGNBYTES   (__alignof__ (long double) - 1)
#define ALIGN(p)   (((unsigned long int) (p) + ALIGNBYTES) & ~ALIGNBYTES)
#define MAX(a, b)
#define ISDOT(a)   (a[0] == '.' && (!a[1] || (a[1] == '.' && !a[2])))
#define CLR(opt)   (sp->fts_options &= ~(opt))
#define ISSET(opt)   (sp->fts_options & (opt))
#define SET(opt)   (sp->fts_options |= (opt))
#define FCHDIR(sp, fd)   (!ISSET(FTS_NOCHDIR) && __fchdir(fd))
#define BCHILD   1
#define BNAMES   2
#define BREAD   3
#define MAXPATHLEN   1024
#define NAPPEND(p)
#define __opendir2(path, flag)   (*sp->fts_opendir) (path)
#define ADJUST(p)

Functions

FTSENTfts_alloc (FTS *sp, const char *name, int namelen)
FTSENTfts_build (FTS *sp, int type)
void fts_lfree (FTSENT *head)
void fts_load (FTS *sp, FTSENT *p)
size_t fts_maxarglen (char *const *argv)
void fts_padjust (FTS *sp, FTSENT *head)
int fts_palloc (FTS *sp, size_t more)
FTSENTfts_sort (FTS *sp, FTSENT *head, int nitems)
u_short fts_stat (FTS *sp, FTSENT *p, int follow)
int fts_safe_changedir (FTS *sp, FTSENT *p, int fd, const char *path)
FTSFts_open (char *const *argv, int options, int(*compar)(const FTSENT **, const FTSENT **))
 Create a handle for file hierarchy traversal.

int Fts_close (FTS *sp)
 Destroy a file hierarchy traversal handle.

FTSENTFts_read (FTS *sp)
 Return next node in the file hierarchy traversal.

int Fts_set (FTS *sp, FTSENT *p, int instr)
 Modify the traversal for a file set member.

FTSENTFts_children (FTS *sp, int instr)
 Return list of children of the current node.


Define Documentation

#define __close   close
 

Definition at line 68 of file fts.c.

Referenced by Fts_children(), Fts_close(), Fts_read(), and fts_safe_changedir().

#define __fchdir   fchdir
 

Definition at line 69 of file fts.c.

Referenced by Fts_children(), Fts_close(), and fts_safe_changedir().

#define __open   open
 

Definition at line 67 of file fts.c.

Referenced by Fts_children(), Fts_open(), Fts_read(), and fts_safe_changedir().

#define __opendir2 path,
flag       (*sp->fts_opendir) (path)
 

#define __set_errno val       (*__errno_location ()) = (val)
 

Definition at line 66 of file fts.c.

Referenced by fts_build(), Fts_children(), Fts_close(), Fts_open(), fts_palloc(), Fts_read(), fts_safe_changedir(), Fts_set(), and fts_stat().

#define ADJUST  
 

Value:

do {                                                    \
        if ((p)->fts_accpath != (p)->fts_name) {                        \
                (p)->fts_accpath =                                      \
                    (char *)addr + ((p)->fts_accpath - (p)->fts_path);  \
        }                                                               \
        (p)->fts_path = addr;                                           \
} while (0)

#define ALIGN      (((unsigned long int) (p) + ALIGNBYTES) & ~ALIGNBYTES)
 

Definition at line 80 of file fts.c.

Referenced by fts_alloc().

#define ALIGNBYTES   (__alignof__ (long double) - 1)
 

Definition at line 76 of file fts.c.

Referenced by fts_alloc().

#define BCHILD   1
 

Definition at line 124 of file fts.c.

Referenced by fts_build(), and Fts_children().

#define BNAMES   2
 

Definition at line 125 of file fts.c.

Referenced by fts_build(), and Fts_children().

#define BREAD   3
 

Definition at line 126 of file fts.c.

Referenced by fts_build(), and Fts_read().

#define CLR opt       (sp->fts_options &= ~(opt))
 

Definition at line 117 of file fts.c.

Referenced by Fts_read().

#define FCHDIR sp,
fd       (!ISSET(FTS_NOCHDIR) && __fchdir(fd))
 

Definition at line 121 of file fts.c.

Referenced by fts_build(), and Fts_read().

#define ISDOT      (a[0] == '.' && (!a[1] || (a[1] == '.' && !a[2])))
 

Definition at line 115 of file fts.c.

Referenced by fts_build(), and fts_stat().

#define ISSET opt       (sp->fts_options & (opt))
 

Definition at line 118 of file fts.c.

Referenced by fts_alloc(), fts_build(), Fts_children(), Fts_close(), Fts_open(), Fts_read(), fts_safe_changedir(), and fts_stat().

#define MAX a,
 
 

Value:

({ __typeof__ (a) _a = (a); \
                           __typeof__ (b) _b = (b); \
                           _a > _b ? _a : _b; })

Definition at line 110 of file fts.c.

Referenced by Fts_open().

#define MAXPATHLEN   1024
 

#define NAPPEND  
 

Value:

(p->fts_path[p->fts_pathlen - 1] == '/'                         \
            ? p->fts_pathlen - 1 : p->fts_pathlen)

Definition at line 346 of file fts.c.

Referenced by fts_build(), and Fts_read().

#define SET opt       (sp->fts_options |= (opt))
 

Definition at line 119 of file fts.c.

Referenced by fts_build(), Fts_children(), Fts_open(), and Fts_read().


Function Documentation

FTSENT * fts_alloc FTS   sp,
const char *    name,
int    namelen
[static]
 

Definition at line 1037 of file fts.c.

References ALIGN, ALIGNBYTES, _ftsent::fts_errno, _ftsent::fts_flags, _ftsent::fts_instr, _ftsent::fts_name, _ftsent::fts_namelen, FTS_NOINSTR, FTS_NOSTAT, _ftsent::fts_number, FTS::fts_path, _ftsent::fts_path, _ftsent::fts_pointer, _ftsent::fts_statp, and ISSET.

Referenced by fts_build(), and Fts_open().

FTSENT * fts_build FTS   sp,
int    type
[static]
 

Definition at line 648 of file fts.c.

References __set_errno, BCHILD, BNAMES, BREAD, dirent, DT_DIR, DT_UNKNOWN, DT_WHT, errno, FCHDIR, _ftsent::fts_accpath, fts_alloc(), FTS::fts_closedir, FTS::fts_compar, FTS::fts_cur, FTS_D, FTS_DC, FTS_DNR, FTS_DONTCHDIR, FTS_DOT, FTS_DP, FTS_ERR, _ftsent::fts_errno, _ftsent::fts_flags, _ftsent::fts_info, _ftsent::fts_level, fts_lfree(), _ftsent::fts_link, _ftsent::fts_nlink, FTS_NOCHDIR, FTS_NOSTAT, FTS_NS, FTS_NSOK, fts_padjust(), fts_palloc(), _ftsent::fts_parent, FTS::fts_path, _ftsent::fts_pathlen, FTS::fts_pathlen, FTS_PHYSICAL, FTS::fts_readdir, FTS::fts_rfd, FTS_ROOTLEVEL, fts_safe_changedir(), FTS_SEEDOT, fts_sort(), fts_stat(), FTS_STOP, FTS_WHITEOUT, ISDOT, ISSET, NAPPEND, and SET.

Referenced by Fts_children(), and Fts_read().

FTSENT* Fts_children FTS   sp,
int    instr
 

Return list of children of the current node.

Parameters:
sp  file hierarchy state
instr 
Returns:
file set member

Definition at line 564 of file fts.c.

References __close, __fchdir, __open, __set_errno, BCHILD, BNAMES, _ftsent::fts_accpath, fts_build(), FTS::fts_child, FTS::fts_cur, FTS_D, _ftsent::fts_info, FTS_INIT, _ftsent::fts_level, fts_lfree(), _ftsent::fts_link, FTS_NAMEONLY, FTS_NOCHDIR, FTS_ROOTLEVEL, FTS_STOP, ISSET, and SET.

Referenced by rpmfts_Children().

int Fts_close FTS   sp
 

Destroy a file hierarchy traversal handle.

Parameters:
sp  file hierarchy state
Returns:
0 on sucess, -1 on error

Definition at line 293 of file fts.c.

References __close, __fchdir, __set_errno, errno, FTS::fts_array, FTS::fts_child, FTS::fts_cur, _ftsent::fts_level, fts_lfree(), _ftsent::fts_link, FTS_NOCHDIR, _ftsent::fts_parent, FTS::fts_path, FTS::fts_rfd, FTS_ROOTLEVEL, and ISSET.

Referenced by main(), recurseDir(), and rpmfts_state().

void fts_lfree FTSENT   head [static]
 

Definition at line 1075 of file fts.c.

References _ftsent::fts_link.

Referenced by fts_build(), Fts_children(), Fts_close(), Fts_open(), and Fts_read().

void fts_load FTS   sp,
FTSENT   p
[static]
 

Definition at line 267 of file fts.c.

References _ftsent::fts_accpath, _ftsent::fts_dev, FTS::fts_dev, _ftsent::fts_name, _ftsent::fts_namelen, _ftsent::fts_path, FTS::fts_path, and _ftsent::fts_pathlen.

Referenced by Fts_read().

size_t fts_maxarglen char *const *    argv [static]
 

Definition at line 1155 of file fts.c.

References argv.

Referenced by Fts_open().

FTS* Fts_open char *const *    argv,
int    options,
int(*    compar)(const FTSENT **, const FTSENT **)
 

Create a handle for file hierarchy traversal.

Parameters:
argv  paths that compose a logical file hierarchy
options  traversal options
compar  traversal ordering (or NULL)
Returns:
file hierarchy state (or NULL on error)

Definition at line 129 of file fts.c.

References __open, __set_errno, argv, _ftsent::fts_accpath, fts_alloc(), FTS::fts_closedir, FTS_COMFOLLOW, FTS::fts_compar, FTS::fts_cur, FTS_D, FTS_DOT, _ftsent::fts_info, FTS_INIT, _ftsent::fts_level, fts_lfree(), _ftsent::fts_link, FTS_LOGICAL, FTS::fts_lstat, fts_maxarglen(), _ftsent::fts_name, FTS_NOCHDIR, FTS::fts_opendir, FTS_OPTIONMASK, FTS::fts_options, fts_palloc(), _ftsent::fts_parent, FTS::fts_path, FTS::fts_readdir, FTS::fts_rfd, FTS_ROOTLEVEL, FTS_ROOTPARENTLEVEL, fts_sort(), FTS::fts_stat, fts_stat(), ISSET, MAX, SET, URL_IS_DASH, URL_IS_FTP, URL_IS_HTTP, URL_IS_PATH, URL_IS_UNKNOWN, and urlIsURL().

Referenced by main(), recurseDir(), and rpmfts_state().

void fts_padjust FTS   sp,
FTSENT   head
[static]
 

Definition at line 1131 of file fts.c.

References FTS::fts_child, _ftsent::fts_level, _ftsent::fts_link, _ftsent::fts_parent, FTS::fts_path, and FTS_ROOTLEVEL.

Referenced by fts_build().

int fts_palloc FTS   sp,
size_t    more
[static]
 

Definition at line 1095 of file fts.c.

References __set_errno, FTS::fts_path, and FTS::fts_pathlen.

Referenced by fts_build(), and Fts_open().

FTSENT* Fts_read FTS   sp
 

Return next node in the file hierarchy traversal.

Parameters:
sp  file hierarchy state
Returns:
file set member

Definition at line 351 of file fts.c.

References __close, __open, __set_errno, BREAD, CLR, errno, FCHDIR, _ftsent::fts_accpath, FTS_AGAIN, fts_build(), FTS::fts_child, FTS::fts_cur, FTS_D, _ftsent::fts_dev, FTS::fts_dev, FTS_DONTCHDIR, FTS_DP, FTS_ERR, _ftsent::fts_errno, _ftsent::fts_flags, FTS_FOLLOW, _ftsent::fts_info, _ftsent::fts_instr, _ftsent::fts_level, fts_lfree(), _ftsent::fts_link, fts_load(), _ftsent::fts_name, _ftsent::fts_namelen, FTS_NAMEONLY, FTS_NOCHDIR, FTS_NOINSTR, _ftsent::fts_parent, FTS::fts_path, _ftsent::fts_pathlen, FTS::fts_rfd, FTS_ROOTLEVEL, FTS_ROOTPARENTLEVEL, fts_safe_changedir(), FTS_SKIP, FTS_SL, FTS_SLNONE, fts_stat(), FTS_STOP, _ftsent::fts_symfd, FTS_SYMFOLLOW, FTS_XDEV, ISSET, NAPPEND, and SET.

Referenced by main(), recurseDir(), and rpmfts_step().

int fts_safe_changedir FTS   sp,
FTSENT   p,
int    fd,
const char *    path
[static]
 

Definition at line 1171 of file fts.c.

References __close, __fchdir, __open, __set_errno, errno, _ftsent::fts_dev, _ftsent::fts_ino, FTS_NOCHDIR, and ISSET.

Referenced by fts_build(), and Fts_read().

int Fts_set FTS   sp,
FTSENT   p,
int    instr
 

Modify the traversal for a file set member.

Parameters:
sp  file hierarchy state
p  file set member
instr  new disposition for file set member
Returns:
0 on sucess, -1 on error

Definition at line 550 of file fts.c.

References __set_errno, FTS_AGAIN, FTS_FOLLOW, _ftsent::fts_instr, FTS_NOINSTR, and FTS_SKIP.

Referenced by ftsPrint(), and rpmfts_Set().

FTSENT * fts_sort FTS   sp,
FTSENT   head,
int    nitems
[static]
 

Definition at line 999 of file fts.c.

References FTS::fts_array, FTS::fts_compar, _ftsent::fts_link, and FTS::fts_nitems.

Referenced by fts_build(), and Fts_open().

u_short fts_stat FTS   sp,
FTSENT   p,
int    follow
[static]
 

Definition at line 915 of file fts.c.

References __set_errno, errno, _ftsent::fts_accpath, _ftsent::fts_cycle, _ftsent::fts_dev, _ftsent::fts_errno, _ftsent::fts_flags, _ftsent::fts_ino, _ftsent::fts_level, FTS_LOGICAL, FTS::fts_lstat, _ftsent::fts_name, _ftsent::fts_nlink, FTS_NOSTAT, _ftsent::fts_parent, FTS_ROOTLEVEL, FTS::fts_stat, _ftsent::fts_statp, ISDOT, ISSET, and S_ISLNK.

Referenced by fts_build(), Fts_open(), and Fts_read().


Generated on Sun Oct 26 13:02:08 2003 for rpm by doxygen1.2.18