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-rw-r--r--include/stdio.h11
1 files changed, 10 insertions, 1 deletions
diff --git a/include/stdio.h b/include/stdio.h
index 1b7da0f74d..65ccabbb05 100644
--- a/include/stdio.h
+++ b/include/stdio.h
@@ -64,9 +64,19 @@ extern int __isoc99_vscanf (const char *__restrict __format,
extern int __isoc99_vsscanf (const char *__restrict __s,
const char *__restrict __format,
__gnuc_va_list __arg) __THROW;
+libc_hidden_proto (__isoc99_sscanf)
libc_hidden_proto (__isoc99_vsscanf)
libc_hidden_proto (__isoc99_vfscanf)
+/* Internal uses of sscanf should call the C99-compliant version.
+ Unfortunately, symbol redirection is not transitive, so the
+ __REDIRECT in the public header does not link up with the above
+ libc_hidden_proto. Bridge the gap with a macro. */
+# if !__GLIBC_USE (DEPRECATED_SCANF)
+# undef sscanf
+# define sscanf __isoc99_sscanf
+# endif
+
/* Prototypes for compatibility functions. */
extern FILE *__new_tmpfile (void);
extern FILE *__old_tmpfile (void);
@@ -171,7 +181,6 @@ libc_hidden_proto (__dprintf)
libc_hidden_proto (fprintf)
libc_hidden_proto (vfprintf)
libc_hidden_proto (sprintf)
-libc_hidden_proto (sscanf)
libc_hidden_proto (fwrite)
libc_hidden_proto (perror)
libc_hidden_proto (remove)