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-rw-r--r--libio/Makefile2
-rw-r--r--libio/fseeko.c42
-rw-r--r--libio/ftello.c50
-rw-r--r--libio/stdio.h11
4 files changed, 104 insertions, 1 deletions
diff --git a/libio/Makefile b/libio/Makefile
index e24e6ff..aea60f5 100644
--- a/libio/Makefile
+++ b/libio/Makefile
@@ -32,7 +32,7 @@ routines := \
\
clearerr feof ferror fgetc fileno fputc freopen fseek getc getchar \
memstream pclose putc putchar rewind setbuf setlinebuf vasprintf \
- iovdprintf vscanf vsnprintf obprintf fcloseall \
+ iovdprintf vscanf vsnprintf obprintf fcloseall fseeko ftello \
\
libc_fatal
diff --git a/libio/fseeko.c b/libio/fseeko.c
new file mode 100644
index 0000000..0ebdfa9
--- /dev/null
+++ b/libio/fseeko.c
@@ -0,0 +1,42 @@
+/* Copyright (C) 1993, 1995, 1996, 1997 Free Software Foundation, Inc.
+ This file is part of the GNU IO Library.
+
+ This library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU General Public License as
+ published by the Free Software Foundation; either version 2, or (at
+ your option) any later version.
+
+ This 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
+ General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with this library; see the file COPYING. If not, write to
+ the Free Software Foundation, 59 Temple Place - Suite 330, Boston,
+ MA 02111-1307, USA.
+
+ As a special exception, if you link this library with files
+ compiled with a GNU compiler to produce an executable, this does
+ not cause the resulting executable to be covered by the GNU General
+ Public License. This exception does not however invalidate any
+ other reasons why the executable file might be covered by the GNU
+ General Public License. */
+
+#include "libioP.h"
+#include "stdio.h"
+
+int
+fseeko (fp, offset, whence)
+ _IO_FILE* fp;
+ off_t offset;
+ int whence;
+{
+ int result;
+ CHECK_FILE (fp, -1);
+ _IO_cleanup_region_start ((void (*) __P ((void *))) _IO_funlockfile, fp);
+ _IO_flockfile (fp);
+ result = _IO_fseek (fp, offset, whence);
+ _IO_cleanup_region_end (1);
+ return result;
+}
diff --git a/libio/ftello.c b/libio/ftello.c
new file mode 100644
index 0000000..7585eea
--- /dev/null
+++ b/libio/ftello.c
@@ -0,0 +1,50 @@
+/* Copyright (C) 1993, 1995, 1996, 1997 Free Software Foundation, Inc.
+ This file is part of the GNU IO Library.
+
+ This library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU General Public License as
+ published by the Free Software Foundation; either version 2, or (at
+ your option) any later version.
+
+ This 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
+ General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with this library; see the file COPYING. If not, write to
+ the Free Software Foundation, 59 Temple Place - Suite 330, Boston,
+ MA 02111-1307, USA.
+
+ As a special exception, if you link this library with files
+ compiled with a GNU compiler to produce an executable, this does
+ not cause the resulting executable to be covered by the GNU General
+ Public License. This exception does not however invalidate any
+ other reasons why the executable file might be covered by the GNU
+ General Public License. */
+
+#include <stdio.h>
+#include <libioP.h>
+#include <errno.h>
+
+
+off_t
+ftello (fp)
+ _IO_FILE *fp;
+{
+ _IO_pos_t pos;
+ CHECK_FILE (fp, -1L);
+ _IO_cleanup_region_start ((void (*) __P ((void *))) _IO_funlockfile, fp);
+ _IO_flockfile (fp);
+ pos = _IO_seekoff (fp, 0, _IO_seek_cur, 0);
+ _IO_cleanup_region_end (1);
+ if (pos == _IO_pos_BAD)
+ {
+#ifdef EIO
+ if (errno == 0)
+ __set_errno (EIO);
+#endif
+ return -1L;
+ }
+ return _IO_pos_as_off (pos);
+}
diff --git a/libio/stdio.h b/libio/stdio.h
index d941aba..bbed294 100644
--- a/libio/stdio.h
+++ b/libio/stdio.h
@@ -496,6 +496,17 @@ extern long int ftell __P ((FILE *__stream));
/* Rewind to the beginning of STREAM. */
extern void rewind __P ((FILE *__stream));
+#ifdef __USE_UNIX98
+/* The Single Unix Specification, Version 2, specifies an alternative,
+ more adequate interface for the two functions above which deal with
+ file offset. `long int' is not the right type. */
+
+/* Seek to a certain position on STREAM. */
+extern int fseeko __P ((FILE *__stream, __off_t __off, int __whence));
+/* Return the current position of STREAM. */
+extern __off_t ftello __P ((FILE *__stream));
+#endif
+
/* Get STREAM's position. */
extern int fgetpos __P ((FILE *__restrict __stream,
fpos_t *__restrict __pos));