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authorEric Andersen <andersen@codepoet.org>2001-03-19 20:13:39 +0000
committerEric Andersen <andersen@codepoet.org>2001-03-19 20:13:39 +0000
commit13a0c712ba41b02bd67a8a891e54fe9e77823595 (patch)
tree41b6008269e970c7f037d4e8fc1ef5a6e472e455 /libc/sysdeps/linux/i386/bits/stdio.h
parenta1f0a08481a8577c3ec028cebd5e8a02853b3f5d (diff)
Sync i386 up with _all_ the glibc 2.1.3 include/bits headers,
since we will end up needing a few more of them anyways, and all the other arches have the full set anyways. -Erik
Diffstat (limited to 'libc/sysdeps/linux/i386/bits/stdio.h')
-rw-r--r--libc/sysdeps/linux/i386/bits/stdio.h168
1 files changed, 168 insertions, 0 deletions
diff --git a/libc/sysdeps/linux/i386/bits/stdio.h b/libc/sysdeps/linux/i386/bits/stdio.h
new file mode 100644
index 000000000..d69813255
--- /dev/null
+++ b/libc/sysdeps/linux/i386/bits/stdio.h
@@ -0,0 +1,168 @@
+/* Optimizing macros and inline functions for stdio functions.
+ Copyright (C) 198 Free Software Foundation, Inc.
+
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Library General Public License as
+ published by the Free Software Foundation; either version 2 of the
+ License, or (at your option) any later version.
+
+ The GNU C Library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Library General Public License for more details.
+
+ You should have received a copy of the GNU Library General Public
+ License along with the GNU C Library; see the file COPYING.LIB. If not,
+ write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ Boston, MA 02111-1307, USA. */
+
+#ifndef _STDIO_H
+# error "Never include <bits/stdio.h> directly; use <stdio.h> instead."
+#endif
+
+#ifdef __cplusplus
+# define __STDIO_INLINE inline
+#else
+# define __STDIO_INLINE extern __inline
+#endif
+
+
+#ifdef __USE_EXTERN_INLINES
+/* Write formatted output to stdout from argument list ARG. */
+__STDIO_INLINE int
+vprintf (__const char *__restrict __fmt, _G_va_list __arg) __THROW
+{
+ return vfprintf (stdout, __fmt, __arg);
+}
+
+/* Read a character from stdin. */
+__STDIO_INLINE int
+getchar (void) __THROW
+{
+ return _IO_getc (stdin);
+}
+
+
+# if defined __USE_POSIX || defined __USE_MISC
+/* This is defined in POSIX.1:1996. */
+__STDIO_INLINE int
+getc_unlocked (FILE *__fp) __THROW
+{
+ return _IO_getc_unlocked (__fp);
+}
+
+/* This is defined in POSIX.1:1996. */
+__STDIO_INLINE int
+getchar_unlocked (void) __THROW
+{
+ return _IO_getc_unlocked (stdin);
+}
+# endif /* POSIX || misc */
+
+
+/* Write a character to stdout. */
+__STDIO_INLINE int
+putchar (int __c) __THROW
+{
+ return _IO_putc (__c, stdout);
+}
+
+
+# ifdef __USE_MISC
+/* Faster version when locking is not necessary. */
+__STDIO_INLINE int
+fputc_unlocked (int __c, FILE *__stream) __THROW
+{
+ return _IO_putc_unlocked (__c, __stream);
+}
+# endif /* misc */
+
+
+# if defined __USE_POSIX || defined __USE_MISC
+/* This is defined in POSIX.1:1996. */
+__STDIO_INLINE int
+putc_unlocked (int __c, FILE *__stream) __THROW
+{
+ return _IO_putc_unlocked (__c, __stream);
+}
+
+/* This is defined in POSIX.1:1996. */
+__STDIO_INLINE int
+putchar_unlocked (int __c) __THROW
+{
+ return _IO_putc_unlocked (__c, stdout);
+}
+# endif /* POSIX || misc */
+
+
+# ifdef __USE_GNU
+/* Like `getdelim', but reads up to a newline. */
+__STDIO_INLINE _IO_ssize_t
+getline (char **__lineptr, size_t *__n, FILE *__stream) __THROW
+{
+ return __getdelim (__lineptr, __n, '\n', __stream);
+}
+# endif /* GNU */
+
+
+# ifdef __USE_MISC
+/* Faster versions when locking is not required. */
+__STDIO_INLINE int
+feof_unlocked (FILE *__stream) __THROW
+{
+ return _IO_feof_unlocked (__stream);
+}
+
+/* Faster versions when locking is not required. */
+__STDIO_INLINE int
+ferror_unlocked (FILE *__stream) __THROW
+{
+ return _IO_ferror_unlocked (__stream);
+}
+# endif /* misc */
+
+#endif /* Use extern inlines. */
+
+
+#if defined __USE_MISC && defined __GNUC__ && defined __OPTIMIZE__
+/* Perform some simple optimizations. */
+# define fread_unlocked(ptr, size, n, stream) \
+ (__extension__ ((__builtin_constant_p (size) && __builtin_constant_p (n) \
+ && (size_t) ((size) * (n)) <= 8 && (size) != 0) \
+ ? ({ char *__ptr = (char *) (ptr); \
+ FILE *__stream = (stream); \
+ size_t __cnt; \
+ for (__cnt = (size) * (n); __cnt > 0; --__cnt) \
+ { \
+ int __c = _IO_getc_unlocked (__stream); \
+ if (__c == EOF) \
+ break; \
+ *__ptr++ = __c; \
+ } \
+ ((size_t) ((size) * (n)) - __cnt) / (size); }) \
+ : (((__builtin_constant_p (size) && (size) == 0) \
+ || (__builtin_constant_p (n) && (n) == 0)) \
+ /* Evaluate all parameters once. */ \
+ ? ((void) (ptr), (void) (stream), (void) (size), \
+ (void) (n), 0) \
+ : fread_unlocked (ptr, size, n, stream))))
+
+# define fwrite_unlocked(ptr, size, n, stream) \
+ (__extension__ ((__builtin_constant_p (size) && __builtin_constant_p (n) \
+ && (size_t) ((size) * (n)) <= 8 && (size) != 0) \
+ ? ({ const char *__ptr = (const char *) (ptr); \
+ FILE *__stream = (stream); \
+ size_t __cnt; \
+ for (__cnt = (size) * (n); __cnt > 0; --__cnt) \
+ if (_IO_putc_unlocked (*__ptr++, __stream) == EOF) \
+ break; \
+ ((size_t) ((size) * (n)) - __cnt) / (size); }) \
+ : (((__builtin_constant_p (size) && (size) == 0) \
+ || (__builtin_constant_p (n) && (n) == 0)) \
+ /* Evaluate all parameters once. */ \
+ ? ((void) (ptr), (void) (stream), (void) (size), n) \
+ : fwrite_unlocked (ptr, size, n, stream))))
+#endif
+
+/* Define helper macro. */
+#undef __STDIO_INLINE