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| author | Ulrich Drepper <drepper@gmail.com> | 2011-08-09 09:57:55 -0400 |
|---|---|---|
| committer | Ulrich Drepper <drepper@gmail.com> | 2011-08-09 09:57:55 -0400 |
| commit | c55fbd1ea768f9fdef34a01377702c0d72cbc213 (patch) | |
| tree | 0e67d339ad240756843292384535c40cad03df95 /dirent/dirent.h | |
| parent | 879165f25a1a6b13995e43c11e88b1a21b6f101e (diff) | |
| download | glibc-c55fbd1ea768f9fdef34a01377702c0d72cbc213.zip glibc-c55fbd1ea768f9fdef34a01377702c0d72cbc213.tar.gz glibc-c55fbd1ea768f9fdef34a01377702c0d72cbc213.tar.bz2 | |
Implement scandirat function
Diffstat (limited to 'dirent/dirent.h')
| -rw-r--r-- | dirent/dirent.h | 45 |
1 files changed, 43 insertions, 2 deletions
diff --git a/dirent/dirent.h b/dirent/dirent.h index bb4ede1..6a5a0ef 100644 --- a/dirent/dirent.h +++ b/dirent/dirent.h @@ -1,4 +1,5 @@ -/* Copyright (C) 1991-2000,2003-2005,2009,2010 Free Software Foundation, Inc. +/* Copyright (C) 1991-2000,2003-2005,2009,2010,2011 + Free Software Foundation, Inc. This file is part of the GNU C Library. The GNU C Library is free software; you can redistribute it and/or @@ -247,7 +248,10 @@ extern int dirfd (DIR *__dirp) __THROW __nonnull ((1)); /* Scan the directory DIR, calling SELECTOR on each directory entry. Entries for which SELECT returns nonzero are individually malloc'd, sorted using qsort with CMP, and collected in a malloc'd array in - *NAMELIST. Returns the number of entries selected, or -1 on error. */ + *NAMELIST. Returns the number of entries selected, or -1 on error. + + This function is a cancellation point and therefore not marked with + __THROW. */ # ifndef __USE_FILE_OFFSET64 extern int scandir (__const char *__restrict __dir, struct dirent ***__restrict __namelist, @@ -280,6 +284,43 @@ extern int scandir64 (__const char *__restrict __dir, __nonnull ((1, 2)); # endif +# ifdef __USE_GNU +/* Similar to `scandir' but a relative DIR name is interpreted relative + to the directory for which DFD is a descriptor. + + This function is a cancellation point and therefore not marked with + __THROW. */ +# ifndef __USE_FILE_OFFSET64 +extern int scandirat (int __dfd, __const char *__restrict __dir, + struct dirent ***__restrict __namelist, + int (*__selector) (__const struct dirent *), + int (*__cmp) (__const struct dirent **, + __const struct dirent **)) + __nonnull ((2, 3)); +# else +# ifdef __REDIRECT +extern int __REDIRECT (scandirat, + (int __dfd, __const char *__restrict __dir, + struct dirent ***__restrict __namelist, + int (*__selector) (__const struct dirent *), + int (*__cmp) (__const struct dirent **, + __const struct dirent **)), + scandirat64) __nonnull ((2, 3)); +# else +# define scandirat scandirat64 +# endif +# endif + +/* This function is like `scandir' but it uses the 64bit dirent structure. + Please note that the CMP function must now work with struct dirent64 **. */ +extern int scandirat64 (int __dfd, __const char *__restrict __dir, + struct dirent64 ***__restrict __namelist, + int (*__selector) (__const struct dirent64 *), + int (*__cmp) (__const struct dirent64 **, + __const struct dirent64 **)) + __nonnull ((2, 3)); +# endif + /* Function to compare two `struct dirent's alphabetically. */ # ifndef __USE_FILE_OFFSET64 extern int alphasort (__const struct dirent **__e1, |