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author | Ulrich Drepper <drepper@redhat.com> | 2000-09-08 03:00:06 +0000 |
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committer | Ulrich Drepper <drepper@redhat.com> | 2000-09-08 03:00:06 +0000 |
commit | c329332e73e86c669f5be363aef2fb18006b0c48 (patch) | |
tree | bb4d31868f3cd07ba590cda19b61af213a2705cc | |
parent | 5f7d74ab7164aec66e2aa1d6884d62d403eddaa7 (diff) | |
download | glibc-c329332e73e86c669f5be363aef2fb18006b0c48.tar.gz glibc-c329332e73e86c669f5be363aef2fb18006b0c48.tar.xz glibc-c329332e73e86c669f5be363aef2fb18006b0c48.zip |
Update.
* iconvdata/tst-tables.sh: Add BIG5HKSCS.
-rw-r--r-- | ChangeLog | 2 | ||||
-rwxr-xr-x | iconvdata/tst-tables.sh | 2 | ||||
-rw-r--r-- | manual/filesys.texi | 43 |
3 files changed, 46 insertions, 1 deletions
diff --git a/ChangeLog b/ChangeLog index 3b4e2f0261..c24b95e2f5 100644 --- a/ChangeLog +++ b/ChangeLog @@ -1,5 +1,7 @@ 2000-09-07 Ulrich Drepper <drepper@redhat.com> + * iconvdata/tst-tables.sh: Add BIG5HKSCS. + * iconvdata/tst-table-to.c (main): Correct cast in iconv call. * iconvdata/tst-table-from.c: Include <string.h>. (try): Correct cast in iconv call. diff --git a/iconvdata/tst-tables.sh b/iconvdata/tst-tables.sh index 8d2735a12e..202b52f09f 100755 --- a/iconvdata/tst-tables.sh +++ b/iconvdata/tst-tables.sh @@ -188,7 +188,7 @@ cat <<EOF | CP949 #JOHAB No charmap exists BIG5 - #BIG5HKSCS Broken, please fix it + BIG5HKSCS EUC-JP EUC-CN GB2312 #GBK Converter uses private area characters diff --git a/manual/filesys.texi b/manual/filesys.texi index 3f62aa14a3..942eb7fb12 100644 --- a/manual/filesys.texi +++ b/manual/filesys.texi @@ -365,6 +365,49 @@ name is the maximum allowed size. Modern systems all have the critical. In any case there is no such problem with the @code{readdir} function, so that even on systems without the @code{d_reclen} member one could use multiple threads by using external locking. + +It is also important to look at the definition of the @code{struct +dirent} type. Simply passing a pointer to an object of this type for +the second parameter of @code{readdir_r} might not be enough. Some +systems don't define the @code{d_name} element sufficiently long. In +this case the user has to provide additional space. There must be room +for at least @code{NAME_MAX + 1} characters in the @code{d_name} array. +Code to call @code{readdir_r} could look like this: + +@smallexample + union + @{ + struct dirent d; + char b[offsetof (struct dirent, d_name) + NAME_MAX + 1]; + @} u; + + if (readdir_r (dir, &u.d, &res) == 0) + ... +@end smallexample +@end deftypefun + +To support large filesystems on 32-bit machines there are LFS variants +of the last two functions. + +@comment dirent.h +@comment LFS +@deftypefun {struct dirent64 *} readdir64 (DIR *@var{dirstream}) +The @code{readdir64} function is just like the @code{readdir} function +except that it returns a pointer to a record of type @code{struct +dirent64}. Some of the members of this data type (notably @code{d_ino}) +might have a different size to allow large filesystems. + +In all other aspects this function is equivalent to @code{readdir}. +@end deftypefun + +@comment dirent.h +@comment LFS +@deftypefun int readdir64_r (DIR *@var{dirstream}, struct dirent64 *@var{entry}, struct dirent64 **@var{result}) +The @code{readdir64_r} function is equivalent to the @code{readdir_r} +function except that it takes parameters of base type @code{struct +dirent64} instead of @code{struct dirent} in the second and third +position. The same precautions mentioned in the documentation of +@code{readdir_r} also apply here. @end deftypefun @comment dirent.h |