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Update.
2004-11-22 Ulrich Drepper <drepper@redhat.com> * dirent/dirent.h: Add __nonnull attributes. * dlfcn/dlfcn.h: Likewise.
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Ulrich Drepper
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@ -1,3 +1,8 @@
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2004-11-22 Ulrich Drepper <drepper@redhat.com>
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* dirent/dirent.h: Add __nonnull attributes.
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* dlfcn/dlfcn.h: Likewise.
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2004-11-20 Jakub Jelinek <jakub@redhat.com>
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* sysdeps/ieee754/k_standard.c: Document code 50.
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@ -132,14 +132,14 @@ typedef struct __dirstream DIR;
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This function is a possible cancellation point and therefore not
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marked with __THROW. */
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extern DIR *opendir (__const char *__name);
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extern DIR *opendir (__const char *__name) __nonnull ((1));
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/* Close the directory stream DIRP.
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Return 0 if successful, -1 if not.
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This function is a possible cancellation point and therefore not
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marked with __THROW. */
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extern int closedir (DIR *__dirp);
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extern int closedir (DIR *__dirp) __nonnull ((1));
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/* Read a directory entry from DIRP. Return a pointer to a `struct
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dirent' describing the entry, or NULL for EOF or error. The
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@ -152,17 +152,18 @@ extern int closedir (DIR *__dirp);
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This function is a possible cancellation point and therefore not
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marked with __THROW. */
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#ifndef __USE_FILE_OFFSET64
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extern struct dirent *readdir (DIR *__dirp);
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extern struct dirent *readdir (DIR *__dirp) __nonnull ((1));
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#else
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# ifdef __REDIRECT
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extern struct dirent *__REDIRECT (readdir, (DIR *__dirp), readdir64);
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extern struct dirent *__REDIRECT (readdir, (DIR *__dirp), readdir64)
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__nonnull ((1));
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# else
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# define readdir readdir64
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# endif
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#endif
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#ifdef __USE_LARGEFILE64
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extern struct dirent64 *readdir64 (DIR *__dirp);
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extern struct dirent64 *readdir64 (DIR *__dirp) __nonnull ((1));
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#endif
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#if defined __USE_POSIX || defined __USE_MISC
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@ -174,14 +175,15 @@ extern struct dirent64 *readdir64 (DIR *__dirp);
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# ifndef __USE_FILE_OFFSET64
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extern int readdir_r (DIR *__restrict __dirp,
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struct dirent *__restrict __entry,
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struct dirent **__restrict __result);
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struct dirent **__restrict __result)
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__nonnull ((1, 2, 3));
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# else
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# ifdef __REDIRECT
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extern int __REDIRECT (readdir_r,
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(DIR *__restrict __dirp,
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struct dirent *__restrict __entry,
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struct dirent **__restrict __result),
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readdir64_r);
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readdir64_r) __nonnull ((1, 2, 3));
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# else
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# define readdir_r readdir64_r
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# endif
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@ -190,27 +192,28 @@ extern int __REDIRECT (readdir_r,
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# ifdef __USE_LARGEFILE64
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extern int readdir64_r (DIR *__restrict __dirp,
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struct dirent64 *__restrict __entry,
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struct dirent64 **__restrict __result);
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struct dirent64 **__restrict __result)
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__nonnull ((1, 2, 3));
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# endif
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#endif /* POSIX or misc */
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/* Rewind DIRP to the beginning of the directory. */
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extern void rewinddir (DIR *__dirp) __THROW;
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extern void rewinddir (DIR *__dirp) __THROW __nonnull ((1));
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#if defined __USE_BSD || defined __USE_MISC || defined __USE_XOPEN
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# include <bits/types.h>
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/* Seek to position POS on DIRP. */
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extern void seekdir (DIR *__dirp, long int __pos) __THROW;
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extern void seekdir (DIR *__dirp, long int __pos) __THROW __nonnull ((1));
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/* Return the current position of DIRP. */
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extern long int telldir (DIR *__dirp) __THROW;
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extern long int telldir (DIR *__dirp) __THROW __nonnull ((1));
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#endif
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#if defined __USE_BSD || defined __USE_MISC
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/* Return the file descriptor used by DIRP. */
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extern int dirfd (DIR *__dirp) __THROW;
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extern int dirfd (DIR *__dirp) __THROW __nonnull ((1));
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# if defined __OPTIMIZE__ && defined _DIR_dirfd
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# define dirfd(dirp) _DIR_dirfd (dirp)
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@ -239,7 +242,8 @@ extern int dirfd (DIR *__dirp) __THROW;
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extern int scandir (__const char *__restrict __dir,
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struct dirent ***__restrict __namelist,
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int (*__selector) (__const struct dirent *),
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int (*__cmp) (__const void *, __const void *));
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int (*__cmp) (__const void *, __const void *))
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__nonnull ((1, 2));
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# else
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# ifdef __REDIRECT
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extern int __REDIRECT (scandir,
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@ -247,7 +251,7 @@ extern int __REDIRECT (scandir,
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struct dirent ***__restrict __namelist,
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int (*__selector) (__const struct dirent *),
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int (*__cmp) (__const void *, __const void *)),
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scandir64);
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scandir64) __nonnull ((1, 2));
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# else
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# define scandir scandir64
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# endif
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@ -259,18 +263,19 @@ extern int __REDIRECT (scandir,
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extern int scandir64 (__const char *__restrict __dir,
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struct dirent64 ***__restrict __namelist,
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int (*__selector) (__const struct dirent64 *),
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int (*__cmp) (__const void *, __const void *));
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int (*__cmp) (__const void *, __const void *))
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__nonnull ((1, 2));
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# endif
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/* Function to compare two `struct dirent's alphabetically. */
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# ifndef __USE_FILE_OFFSET64
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extern int alphasort (__const void *__e1, __const void *__e2)
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__THROW __attribute_pure__;
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__THROW __attribute_pure__ __nonnull ((1, 2));
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# else
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# ifdef __REDIRECT
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extern int __REDIRECT_NTH (alphasort,
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(__const void *__e1, __const void *__e2),
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alphasort64) __attribute_pure__;
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alphasort64) __attribute_pure__ __nonnull ((1, 2));
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# else
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# define alphasort alphasort64
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# endif
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@ -278,19 +283,20 @@ extern int __REDIRECT_NTH (alphasort,
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# if defined __USE_GNU && defined __USE_LARGEFILE64
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extern int alphasort64 (__const void *__e1, __const void *__e2)
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__THROW __attribute_pure__;
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__THROW __attribute_pure__ __nonnull ((1, 2));
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# endif
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# ifdef __USE_GNU
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/* Function to compare two `struct dirent's by name & version. */
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# ifndef __USE_FILE_OFFSET64
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extern int versionsort (__const void *__e1, __const void *__e2)
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__THROW __attribute_pure__;
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__THROW __attribute_pure__ __nonnull ((1, 2));
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# else
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# ifdef __REDIRECT
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extern int __REDIRECT_NTH (versionsort,
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(__const void *__e1, __const void *__e2),
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versionsort64) __attribute_pure__;
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versionsort64)
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__attribute_pure__ __nonnull ((1, 2));
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# else
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# define versionsort versionsort64
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# endif
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@ -298,7 +304,7 @@ extern int __REDIRECT_NTH (versionsort,
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# ifdef __USE_LARGEFILE64
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extern int versionsort64 (__const void *__e1, __const void *__e2)
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__THROW __attribute_pure__;
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__THROW __attribute_pure__ __nonnull ((1, 2));
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# endif
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# endif
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@ -309,14 +315,15 @@ extern int versionsort64 (__const void *__e1, __const void *__e2)
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# ifndef __USE_FILE_OFFSET64
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extern __ssize_t getdirentries (int __fd, char *__restrict __buf,
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size_t __nbytes,
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__off_t *__restrict __basep) __THROW;
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__off_t *__restrict __basep)
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__THROW __nonnull ((2, 4));
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# else
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# ifdef __REDIRECT
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extern __ssize_t __REDIRECT_NTH (getdirentries,
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(int __fd, char *__restrict __buf,
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size_t __nbytes,
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__off64_t *__restrict __basep),
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getdirentries64);
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getdirentries64) __nonnull ((2, 4));
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# else
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# define getdirentries getdirentries64
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# endif
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@ -325,7 +332,8 @@ extern __ssize_t __REDIRECT_NTH (getdirentries,
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# ifdef __USE_LARGEFILE64
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extern __ssize_t getdirentries64 (int __fd, char *__restrict __buf,
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size_t __nbytes,
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__off64_t *__restrict __basep) __THROW;
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__off64_t *__restrict __basep)
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__THROW __nonnull ((2, 4));
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# endif
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#endif /* Use BSD or misc. */
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@ -54,16 +54,16 @@ __BEGIN_DECLS
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/* Open the shared object FILE and map it in; return a handle that can be
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passed to `dlsym' to get symbol values from it. */
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extern void *dlopen (__const char *__file, int __mode) __THROW;
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extern void *dlopen (__const char *__file, int __mode) __THROW __nonnull ((1));
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/* Unmap and close a shared object opened by `dlopen'.
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The handle cannot be used again after calling `dlclose'. */
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extern int dlclose (void *__handle) __THROW;
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extern int dlclose (void *__handle) __THROW __nonnull ((1));
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/* Find the run-time address in the shared object HANDLE refers to
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of the symbol called NAME. */
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extern void *dlsym (void *__restrict __handle,
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__const char *__restrict __name) __THROW;
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__const char *__restrict __name) __THROW __nonnull ((2));
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#ifdef __USE_GNU
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/* Like `dlopen', but request object to be allocated in a new namespace. */
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@ -73,7 +73,8 @@ extern void *dlmopen (Lmid_t __nsid, __const char *__file, int __mode) __THROW;
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of the symbol called NAME with VERSION. */
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extern void *dlvsym (void *__restrict __handle,
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__const char *__restrict __name,
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__const char *__restrict __version) __THROW;
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__const char *__restrict __version)
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__THROW __nonnull ((2, 3));
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#endif
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/* When any of the above functions fails, call this function
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@ -95,11 +96,12 @@ typedef struct
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/* Fill in *INFO with the following information about ADDRESS.
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Returns 0 iff no shared object's segments contain that address. */
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extern int dladdr (__const void *__address, Dl_info *__info) __THROW;
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extern int dladdr (__const void *__address, Dl_info *__info)
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__THROW __nonnull ((2));
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/* Same as `dladdr', but additionally sets *EXTRA_INFO according to FLAGS. */
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extern int dladdr1 (__const void *__address, Dl_info *__info,
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void **__extra_info, int __flags) __THROW;
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void **__extra_info, int __flags) __THROW __nonnull ((2));
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/* These are the possible values for the FLAGS argument to `dladdr1'.
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This indicates what extra information is stored at *EXTRA_INFO.
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@ -120,7 +122,8 @@ enum
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On success, returns zero. On failure, returns -1 and records an error
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message to be fetched with `dlerror'. */
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extern int dlinfo (void *__restrict __handle,
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int __request, void *__restrict __arg);
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int __request, void *__restrict __arg)
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__THROW __nonnull ((1, 3));
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/* These are the possible values for the REQUEST argument to `dlinfo'. */
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enum
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