#define SEEK_END _PDCLIB_SEEK_END
#define SEEK_SET _PDCLIB_SEEK_SET
-extern struct _PDCLIB_file_t * stdin;
-extern struct _PDCLIB_file_t * stdout;
-extern struct _PDCLIB_file_t * stderr;
+extern FILE * stdin;
+extern FILE * stdout;
+extern FILE * stderr;
/* Operations on files */
This implementation does not remove temporary files if the process aborts
abnormally (e.g. abort()).
*/
-struct _PDCLIB_file_t * tmpfile( void );
+FILE * tmpfile( void );
/* Generate a file name that is not equal to any existing filename AT THE TIME
OF GENERATION. Generate a different name each time it is called.
/* Close the file associated with the given stream (after flushing its buffers).
Returns zero if successful, EOF if any errors occur.
*/
-int fclose( struct _PDCLIB_file_t * stream );
+int fclose( FILE * stream );
/* Flush the buffers of the given output stream. If the stream is an input
stream, or an update stream with the last operation being an input operation,
Returns zero if successful, EOF if a write error occurs.
Sets the error indicator of the stream if a write error occurs.
*/
-int fflush( struct _PDCLIB_file_t * stream );
+int fflush( FILE * stream );
/* Open the file with the given filename in the given mode, and return a stream
handle for it in which error and end-of-file indicator are cleared. Defined
Returns a pointer to the stream handle if successfull, NULL otherwise.
*/
-struct _PDCLIB_file_t * fopen( const char * _PDCLIB_restrict filename, const char * _PDCLIB_restrict mode );
+FILE * fopen( const char * _PDCLIB_restrict filename, const char * _PDCLIB_restrict mode );
/* Close any file currently associated with the given stream. Open the file
identified by the given filename with the given mode (equivalent to fopen()),
This implementation allows the following mode changes: TODO
(Primary use of this function is to redirect stdin, stdout, and stderr.)
*/
-struct _PDCLIB_file_t * freopen( const char * _PDCLIB_restrict filename, const char * _PDCLIB_restrict mode, struct _PDCLIB_file_t * _PDCLIB_restrict stream );
+FILE * freopen( const char * _PDCLIB_restrict filename, const char * _PDCLIB_restrict mode, FILE * _PDCLIB_restrict stream );
/* If buf is a NULL pointer, call setvbuf( stream, NULL, _IONBF, BUFSIZ ).
If buf is not a NULL pointer, call setvbuf( stream, buf, _IOFBF, BUFSIZ ).
*/
-void setbuf( struct _PDCLIB_file_t * _PDCLIB_restrict stream, char * _PDCLIB_restrict buf );
+void setbuf( FILE * _PDCLIB_restrict stream, char * _PDCLIB_restrict buf );
/* Set the given stream to the given buffering mode. If buf is not a NULL
pointer, use buf as file buffer (of given size). If buf is a NULL pointer,
setvbuf()) has been performed.
Returns zero if successful, nonzero otherwise.
*/
-int setvbuf( struct _PDCLIB_file_t * _PDCLIB_restrict stream, char * _PDCLIB_restrict buf, int mode, size_t size );
+int setvbuf( FILE * _PDCLIB_restrict stream, char * _PDCLIB_restrict buf, int mode, size_t size );
/* Formatted input/output functions */
Returns the number of characters written if successful, a negative value
otherwise.
*/
-int fprintf( struct _PDCLIB_file_t * _PDCLIB_restrict stream, const char * _PDCLIB_restrict format, ... );
+int fprintf( FILE * _PDCLIB_restrict stream, const char * _PDCLIB_restrict format, ... );
/* TODO: fscanf() documentation */
/*
an early mismatch occurs. Returns EOF if an input failure occurs before the
first conversion.
*/
-int fscanf( struct _PDCLIB_file_t * _PDCLIB_restrict stream, const char * _PDCLIB_restrict format, ... );
+int fscanf( FILE * _PDCLIB_restrict stream, const char * _PDCLIB_restrict format, ... );
/* Equivalent to fprintf( stdout, format, ... ). */
int printf( const char * _PDCLIB_restrict format, ... );
is passed as va_list parameter. Note that va_list is not declared by
<stdio.h>.
*/
-int vfprintf( struct _PDCLIB_file_t * _PDCLIB_restrict stream, const char * _PDCLIB_restrict format, _PDCLIB_va_list arg );
+int vfprintf( FILE * _PDCLIB_restrict stream, const char * _PDCLIB_restrict format, _PDCLIB_va_list arg );
/* Equivalent to fscanf( stream, format, ... ), except that the argument stack
is passed as va_list parameter. Note that va_list is not declared by
<stdio.h>.
*/
-int vfscanf( struct _PDCLIB_file_t * _PDCLIB_restrict stream, const char * _PDCLIB_restrict format, _PDCLIB_va_list arg );
+int vfscanf( FILE * _PDCLIB_restrict stream, const char * _PDCLIB_restrict format, _PDCLIB_va_list arg );
/* Equivalent to fprintf( stdout, format, ... ), except that the argument stack
is passed as va_list parameter. Note that va_list is not declared by
If end-of-file is reached, the EOF indicator of the stream is set.
If a read error occurs, the error indicator of the stream is set.
*/
-int fgetc( struct _PDCLIB_file_t * stream );
+int fgetc( FILE * stream );
/* Read at most n-1 characters from given stream into the array s, stopping at
\n or EOF. Terminate the read string with \n. If EOF is encountered before
If a read error occurs, the error indicator of the stream is set. In this
case, the contents of s are indeterminate.
*/
-char * fgets( char * _PDCLIB_restrict s, int n, struct _PDCLIB_file_t * _PDCLIB_restrict stream );
+char * fgets( char * _PDCLIB_restrict s, int n, FILE * _PDCLIB_restrict stream );
/* Write the value c (cast to unsigned char) to the given stream.
Returns c if successful, EOF otherwise.
If a write error occurs, sets the error indicator of the stream is set.
*/
-int fputc( int c, struct _PDCLIB_file_t * stream );
+int fputc( int c, FILE * stream );
/* Write the string s (not including the terminating \0) to the given stream.
Returns a value >=0 if successful, EOF otherwise.
This implementation does set the error indicator of the stream if a write
error occurs.
*/
-int fputs( const char * _PDCLIB_restrict s, struct _PDCLIB_file_t * _PDCLIB_restrict stream );
+int fputs( const char * _PDCLIB_restrict s, FILE * _PDCLIB_restrict stream );
/* Equivalent to fgetc( stream ), but may be implemented as a macro that
evaluates its parameter more than once.
behaviour is undefined. (Older versions of the library allowed such a call.)
Returns the pushed-back character if successful, EOF if it fails.
*/
-int ungetc( int c, struct _PDCLIB_file_t * stream );
+int ungetc( int c, FILE * stream );
/* Direct input/output functions */
indeterminate. If a partial element is read, its value is indeterminate.
If size or nmemb are zero, the function does nothing and returns zero.
*/
-size_t fread( void * _PDCLIB_restrict ptr, size_t size, size_t nmemb, struct _PDCLIB_file_t * _PDCLIB_restrict stream );
+size_t fread( void * _PDCLIB_restrict ptr, size_t size, size_t nmemb, FILE * _PDCLIB_restrict stream );
/* Write up to nmemb elements of given size from buffer pointed to by ptr to
the given stream. Returns the number of elements successfully written, which
indeterminate. If size or nmemb are zero, the function does nothing and
returns zero.
*/
-size_t fwrite( const void * _PDCLIB_restrict ptr, size_t size, size_t nmemb, struct _PDCLIB_file_t * _PDCLIB_restrict stream );
+size_t fwrite( const void * _PDCLIB_restrict ptr, size_t size, size_t nmemb, FILE * _PDCLIB_restrict stream );
/* File positioning functions */
Returns zero if successful, nonzero otherwise.
TODO: Implementation-defined errno setting for fgetpos().
*/
-int fgetpos( struct _PDCLIB_file_t * _PDCLIB_restrict stream, fpos_t * _PDCLIB_restrict pos );
+int fgetpos( FILE * _PDCLIB_restrict stream, fpos_t * _PDCLIB_restrict pos );
/* Set the position indicator for the given stream to the given offset from:
- the beginning of the file if whence is SEEK_SET,
Returns zero if successful, nonzero otherwise. If a read/write error occurs,
the error indicator for the given stream is set.
*/
-int fseek( struct _PDCLIB_file_t * stream, long int offset, int whence );
+int fseek( FILE * stream, long int offset, int whence );
/* Set the position indicator (and, where appropriate the mbstate_t status
object) for the given stream to the given pos object (created by an earlier
the error indicator for the given stream is set.
TODO: Implementation-defined errno setting for fsetpos().
*/
-int fsetpos( struct _PDCLIB_file_t * stream, const fpos_t * pos );
+int fsetpos( FILE * stream, const fpos_t * pos );
/* Return the current offset of the given stream from the beginning of the
associated file. For text streams, the exact value returned is unspecified
Returns -1L if unsuccessful.
TODO: Implementation-defined errno setting for ftell().
*/
-long int ftell( struct _PDCLIB_file_t * stream );
+long int ftell( FILE * stream );
/* Equivalent to (void)fseek( stream, 0L, SEEK_SET ), except that the error
indicator for the stream is also cleared.
*/
-void rewind( struct _PDCLIB_file_t * stream );
+void rewind( FILE * stream );
/* Error-handling functions */
/* Clear the end-of-file and error indicators for the given stream. */
-void clearerr( struct _PDCLIB_file_t * stream );
+void clearerr( FILE * stream );
/* Return zero if the end-of-file indicator for the given stream is not set,
nonzero otherwise.
*/
-int feof( struct _PDCLIB_file_t * stream );
+int feof( FILE * stream );
/* Return zero if the error indicator for the given stream is not set, nonzero
otherwise.
*/
-int ferror( struct _PDCLIB_file_t * stream );
+int ferror( FILE * stream );
/* If s is neither a NULL pointer nor an empty string, print the string to
stderr (with appended colon (':') and a space) first. In any case, print an
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