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-rw-r--r--libio/bits/stdio-ldbl.h46
-rw-r--r--libio/stdio.h16
2 files changed, 42 insertions, 20 deletions
diff --git a/libio/bits/stdio-ldbl.h b/libio/bits/stdio-ldbl.h
index 6626412..3bb9f7d 100644
--- a/libio/bits/stdio-ldbl.h
+++ b/libio/bits/stdio-ldbl.h
@@ -27,9 +27,17 @@ __LDBL_REDIR_DECL (vfprintf)
__LDBL_REDIR_DECL (vprintf)
__LDBL_REDIR_DECL (vsprintf)
#if !__GLIBC_USE (DEPRECATED_SCANF)
+# if defined __LDBL_COMPAT
__LDBL_REDIR1_DECL (fscanf, __nldbl___isoc99_fscanf)
__LDBL_REDIR1_DECL (scanf, __nldbl___isoc99_scanf)
__LDBL_REDIR1_DECL (sscanf, __nldbl___isoc99_sscanf)
+# elif __LONG_DOUBLE_USES_FLOAT128 == 1
+__LDBL_REDIR1_DECL (fscanf, __isoc99_fscanfieee128)
+__LDBL_REDIR1_DECL (scanf, __isoc99_scanfieee128)
+__LDBL_REDIR1_DECL (sscanf, __isoc99_sscanfieee128)
+# else
+# error bits/stdlib-ldbl.h included when no ldbl redirections are required.
+# endif
#else
__LDBL_REDIR_DECL (fscanf)
__LDBL_REDIR_DECL (scanf)
@@ -43,9 +51,17 @@ __LDBL_REDIR_DECL (vsnprintf)
#ifdef __USE_ISOC99
# if !__GLIBC_USE (DEPRECATED_SCANF)
+# if defined __LDBL_COMPAT
__LDBL_REDIR1_DECL (vfscanf, __nldbl___isoc99_vfscanf)
__LDBL_REDIR1_DECL (vscanf, __nldbl___isoc99_vscanf)
__LDBL_REDIR1_DECL (vsscanf, __nldbl___isoc99_vsscanf)
+# elif __LONG_DOUBLE_USES_FLOAT128 == 1
+__LDBL_REDIR1_DECL (vfscanf, __isoc99_vfscanfieee128)
+__LDBL_REDIR1_DECL (vscanf, __isoc99_vscanfieee128)
+__LDBL_REDIR1_DECL (vsscanf, __isoc99_vsscanfieee128)
+# else
+# error bits/stdlib-ldbl.h included when no ldbl redirections are required.
+# endif
# else
__LDBL_REDIR_DECL (vfscanf)
__LDBL_REDIR_DECL (vsscanf)
@@ -60,33 +76,33 @@ __LDBL_REDIR_DECL (dprintf)
#ifdef __USE_GNU
__LDBL_REDIR_DECL (vasprintf)
-__LDBL_REDIR_DECL (__asprintf)
+__LDBL_REDIR2_DECL (asprintf)
__LDBL_REDIR_DECL (asprintf)
__LDBL_REDIR_DECL (obstack_printf)
__LDBL_REDIR_DECL (obstack_vprintf)
#endif
#if __USE_FORTIFY_LEVEL > 0 && defined __fortify_function
-__LDBL_REDIR_DECL (__sprintf_chk)
-__LDBL_REDIR_DECL (__vsprintf_chk)
+__LDBL_REDIR2_DECL (sprintf_chk)
+__LDBL_REDIR2_DECL (vsprintf_chk)
# if defined __USE_ISOC99 || defined __USE_UNIX98
-__LDBL_REDIR_DECL (__snprintf_chk)
-__LDBL_REDIR_DECL (__vsnprintf_chk)
+__LDBL_REDIR2_DECL (snprintf_chk)
+__LDBL_REDIR2_DECL (vsnprintf_chk)
# endif
# if __USE_FORTIFY_LEVEL > 1
-__LDBL_REDIR_DECL (__fprintf_chk)
-__LDBL_REDIR_DECL (__printf_chk)
-__LDBL_REDIR_DECL (__vfprintf_chk)
-__LDBL_REDIR_DECL (__vprintf_chk)
+__LDBL_REDIR2_DECL (fprintf_chk)
+__LDBL_REDIR2_DECL (printf_chk)
+__LDBL_REDIR2_DECL (vfprintf_chk)
+__LDBL_REDIR2_DECL (vprintf_chk)
# ifdef __USE_XOPEN2K8
-__LDBL_REDIR_DECL (__dprintf_chk)
-__LDBL_REDIR_DECL (__vdprintf_chk)
+__LDBL_REDIR2_DECL (dprintf_chk)
+__LDBL_REDIR2_DECL (vdprintf_chk)
# endif
# ifdef __USE_GNU
-__LDBL_REDIR_DECL (__asprintf_chk)
-__LDBL_REDIR_DECL (__vasprintf_chk)
-__LDBL_REDIR_DECL (__obstack_printf_chk)
-__LDBL_REDIR_DECL (__obstack_vprintf_chk)
+__LDBL_REDIR2_DECL (asprintf_chk)
+__LDBL_REDIR2_DECL (vasprintf_chk)
+__LDBL_REDIR2_DECL (obstack_printf_chk)
+__LDBL_REDIR2_DECL (obstack_vprintf_chk)
# endif
# endif
#endif
diff --git a/libio/stdio.h b/libio/stdio.h
index 5a10a4d..18e2975 100644
--- a/libio/stdio.h
+++ b/libio/stdio.h
@@ -400,9 +400,12 @@ extern int sscanf (const char *__restrict __s,
const char *__restrict __format, ...) __THROW;
/* For historical reasons, the C99-compliant versions of the scanf
- functions are at alternative names. When __LDBL_COMPAT is in
- effect, this is handled in bits/stdio-ldbl.h. */
-#if !__GLIBC_USE (DEPRECATED_SCANF) && !defined __LDBL_COMPAT
+ functions are at alternative names. When __LDBL_COMPAT or
+ __LONG_DOUBLE_USES_FLOAT128 are in effect, this is handled in
+ bits/stdio-ldbl.h. */
+#include <bits/floatn.h>
+#if !__GLIBC_USE (DEPRECATED_SCANF) && !defined __LDBL_COMPAT \
+ && __LONG_DOUBLE_USES_FLOAT128 == 0
# ifdef __REDIRECT
extern int __REDIRECT (fscanf, (FILE *__restrict __stream,
const char *__restrict __format, ...),
@@ -447,7 +450,8 @@ extern int vsscanf (const char *__restrict __s,
/* Same redirection as above for the v*scanf family. */
# if !__GLIBC_USE (DEPRECATED_SCANF)
-# if defined __REDIRECT && !defined __LDBL_COMPAT
+# if defined __REDIRECT && !defined __LDBL_COMPAT \
+ && __LONG_DOUBLE_USES_FLOAT128 == 0
extern int __REDIRECT (vfscanf,
(FILE *__restrict __s,
const char *__restrict __format, __gnuc_va_list __arg),
@@ -866,7 +870,9 @@ extern int __overflow (FILE *, int);
#if __USE_FORTIFY_LEVEL > 0 && defined __fortify_function
# include <bits/stdio2.h>
#endif
-#ifdef __LDBL_COMPAT
+
+#include <bits/floatn.h>
+#if defined __LDBL_COMPAT || __LONG_DOUBLE_USES_FLOAT128 == 1
# include <bits/stdio-ldbl.h>
#endif