diff options
| author | H.J. Lu <hjl.tools@gmail.com> | 2017-10-01 15:19:51 -0700 |
|---|---|---|
| committer | H.J. Lu <hjl.tools@gmail.com> | 2017-10-01 15:20:13 -0700 |
| commit | 2e0a69097d38382fc26cce2a482e9ef2ddda52cf (patch) | |
| tree | 97bca970ebf5beff201dffdb1e7424e9312941f5 /include/stdio.h | |
| parent | 94fd682c9b7c0b1ed95234a491f86b8d529e15c2 (diff) | |
Mark internal stdio functions with attribute_hidden [BZ #18822]
Mark internal stdio functions with attribute_hidden to allow direct
access within libc.so and libc.a without using GOT nor PLT.
[BZ #18822]
* include/stdio.h (__fcloseall): Add attribute_hidden.
(__getline): Likewise.
(__path_search): Likewise.
(__gen_tempname): Likewise.
(__libc_message): Likewise.
(__flockfile): Likewise.
(__funlockfile): Likewise.
(__fxprintf): Likewise.
(__fxprintf_nocancel): Likewise.
Diffstat (limited to 'include/stdio.h')
| -rw-r--r-- | include/stdio.h | 18 |
1 files changed, 9 insertions, 9 deletions
diff --git a/include/stdio.h b/include/stdio.h index 7625a2a3a0..f1e987ae5e 100644 --- a/include/stdio.h +++ b/include/stdio.h @@ -4,7 +4,7 @@ /* Now define the internal interfaces. */ -extern int __fcloseall (void); +extern int __fcloseall (void) attribute_hidden; extern int __snprintf (char *__restrict __s, size_t __maxlen, const char *__restrict __format, ...) __attribute__ ((__format__ (__printf__, 3, 4))); @@ -21,7 +21,7 @@ extern int __vscanf (const char *__restrict __format, _G_va_list __arg) __attribute__ ((__format__ (__scanf__, 1, 0))); extern _IO_ssize_t __getline (char **__lineptr, size_t *__n, - FILE *__stream); + FILE *__stream) attribute_hidden; extern int __vsscanf (const char *__restrict __s, const char *__restrict __format, _G_va_list __arg) @@ -77,10 +77,10 @@ extern FILE *__old_tmpfile (void); /* Generate a unique file name (and possibly open it). */ extern int __path_search (char *__tmpl, size_t __tmpl_len, const char *__dir, const char *__pfx, - int __try_tempdir); + int __try_tempdir) attribute_hidden; extern int __gen_tempname (char *__tmpl, int __suffixlen, int __flags, - int __kind); + int __kind) attribute_hidden; /* The __kind argument to __gen_tempname may be one of: */ # define __GT_FILE 0 /* create a file */ # define __GT_DIR 1 /* create a directory */ @@ -97,7 +97,7 @@ enum __libc_message_action extern void __libc_fatal (const char *__message) __attribute__ ((__noreturn__)); extern void __libc_message (enum __libc_message_action action, - const char *__fnt, ...); + const char *__fnt, ...) attribute_hidden; extern void __fortify_fail (const char *msg) __attribute__ ((__noreturn__)); extern void __fortify_fail_abort (_Bool, const char *msg) __attribute__ ((__noreturn__)) attribute_hidden; @@ -105,10 +105,10 @@ libc_hidden_proto (__fortify_fail) libc_hidden_proto (__fortify_fail_abort) /* Acquire ownership of STREAM. */ -extern void __flockfile (FILE *__stream); +extern void __flockfile (FILE *__stream) attribute_hidden; /* Relinquish the ownership granted for STREAM. */ -extern void __funlockfile (FILE *__stream); +extern void __funlockfile (FILE *__stream) attribute_hidden; /* Try to acquire ownership of STREAM but do not block if it is not possible. */ @@ -118,9 +118,9 @@ extern int __getc_unlocked (FILE *__fp); extern wint_t __getwc_unlocked (FILE *__fp); extern int __fxprintf (FILE *__fp, const char *__fmt, ...) - __attribute__ ((__format__ (__printf__, 2, 3))); + __attribute__ ((__format__ (__printf__, 2, 3))) attribute_hidden; extern int __fxprintf_nocancel (FILE *__fp, const char *__fmt, ...) - __attribute__ ((__format__ (__printf__, 2, 3))); + __attribute__ ((__format__ (__printf__, 2, 3))) attribute_hidden; extern const char *const _sys_errlist_internal[] attribute_hidden; extern int _sys_nerr_internal attribute_hidden; |