source: src/libcfa/iostream.c@ 41c25b8

//
// Cforall Version 1.0.0 Copyright (C) 2015 University of Waterloo
//
// The contents of this file are covered under the licence agreement in the
// file "LICENCE" distributed with Cforall.
//
// iostream.c --
//
// Author           : Peter A. Buhr
// Created On       : Wed May 27 17:56:53 2015
// Last Modified By : Peter A. Buhr
// Last Modified On : Wed Mar 22 17:46:06 2017
// Update Count     : 359
//

#include "iostream"

extern "C" {
#include <stdio.h>
#include <string.h>                                                                             // strlen
#include <float.h>                                                                              // DBL_DIG, LDBL_DIG
#include <complex.h>                                                                    // creal, cimag
}

forall( dtype ostype | ostream( ostype ) )
ostype * ?|?( ostype * os, char c ) {
        fmt( os, "%c", c );
        sepOff( os );
        return os;
} // ?|?

forall( dtype ostype | ostream( ostype ) )
ostype * ?|?( ostype * os, signed char c ) {
        fmt( os, "%hhd", c );
        sepOff( os );
        return os;
} // ?|?

forall( dtype ostype | ostream( ostype ) )
ostype * ?|?( ostype * os, unsigned char c ) {
        fmt( os, "%hhu", c );
        sepOff( os );
        return os;
} // ?|?

forall( dtype ostype | ostream( ostype ) )
ostype * ?|?( ostype * os, short int si ) {
        if ( sepPrt( os ) ) fmt( os, "%s", sepGetCur( os ) );
        fmt( os, "%hd", si );
        return os;
} // ?|?

forall( dtype ostype | ostream( ostype ) )
ostype * ?|?( ostype * os, unsigned short int usi ) {
        if ( sepPrt( os ) ) fmt( os, "%s", sepGetCur( os ) );
        fmt( os, "%hu", usi );
        return os;
} // ?|?

forall( dtype ostype | ostream( ostype ) )
ostype * ?|?( ostype * os, int i ) {
        if ( sepPrt( os ) ) fmt( os, "%s", sepGetCur( os ) );
        fmt( os, "%d", i );
        return os;
} // ?|?

forall( dtype ostype | ostream( ostype ) )
ostype * ?|?( ostype * os, unsigned int ui ) {
        if ( sepPrt( os ) ) fmt( os, "%s", sepGetCur( os ) );
        fmt( os, "%u", ui );
        return os;
} // ?|?

forall( dtype ostype | ostream( ostype ) )
ostype * ?|?( ostype * os, long int li ) {
        if ( sepPrt( os ) ) fmt( os, "%s", sepGetCur( os ) );
        fmt( os, "%ld", li );
        return os;
} // ?|?

forall( dtype ostype | ostream( ostype ) )
ostype * ?|?( ostype * os, unsigned long int uli ) {
        if ( sepPrt( os ) ) fmt( os, "%s", sepGetCur( os ) );
        fmt( os, "%lu", uli );
        return os;
} // ?|?

forall( dtype ostype | ostream( ostype ) )
ostype * ?|?( ostype * os, long long int lli ) {
        if ( sepPrt( os ) ) fmt( os, "%s", sepGetCur( os ) );
        fmt( os, "%lld", lli );
        return os;
} // ?|?

forall( dtype ostype | ostream( ostype ) )
ostype * ?|?( ostype * os, unsigned long long int ulli ) {
        if ( sepPrt( os ) ) fmt( os, "%s", sepGetCur( os ) );
        fmt( os, "%llu", ulli );
        return os;
} // ?|?

forall( dtype ostype | ostream( ostype ) )
ostype * ?|?( ostype * os, float f ) {
        if ( sepPrt( os ) ) fmt( os, "%s", sepGetCur( os ) );
        fmt( os, "%g", f );
        return os;
} // ?|?

forall( dtype ostype | ostream( ostype ) )
ostype * ?|?( ostype * os, double d ) {
        if ( sepPrt( os ) ) fmt( os, "%s", sepGetCur( os ) );
        fmt( os, "%.*lg", DBL_DIG, d );
        return os;
} // ?|?

forall( dtype ostype | ostream( ostype ) )
ostype * ?|?( ostype * os, long double ld ) {
        if ( sepPrt( os ) ) fmt( os, "%s", sepGetCur( os ) );
        fmt( os, "%.*Lg", LDBL_DIG, ld );
        return os;
} // ?|?

forall( dtype ostype | ostream( ostype ) )
ostype * ?|?( ostype * os, float _Complex fc ) {
        os | crealf( fc );
        _Bool temp = sepDisable( os );                                          // disable separators within complex value
        if ( cimagf( fc ) >= 0 ) os | '+';                                      // negative value prints '-'
        os | cimagf( fc ) | 'i';
        sepReset( os, temp );                                                           // reset separator
        return os;
} // ?|?

forall( dtype ostype | ostream( ostype ) )
ostype * ?|?( ostype * os, double _Complex dc ) {
        os | creal( dc );
        _Bool temp = sepDisable( os );                                          // disable separators within complex value
        if ( cimag( dc ) >= 0 ) os | '+';                                       // negative value prints '-'
        os | cimag( dc ) | 'i';
        sepReset( os, temp );                                                           // reset separator
        return os;
} // ?|?

forall( dtype ostype | ostream( ostype ) )
ostype * ?|?( ostype * os, long double _Complex ldc ) {
        os | creall( ldc );
        _Bool temp = sepDisable( os );                                          // disable separators within complex value
        if ( cimagl( ldc ) >= 0 ) os | '+';                                     // negative value prints '-'
        os | cimagl( ldc ) | 'i';
        sepReset( os, temp );                                                           // reset separator
        return os;
} // ?|?

forall( dtype ostype | ostream( ostype ) )
ostype * ?|?( ostype * os, const char * cp ) {
        enum { Open = 1, Close, OpenClose };
        static const unsigned char mask[256] = {
                // opening delimiters, no space after
                ['('] : Open, ['['] : Open, ['{'] : Open,
                ['='] : Open, ['$'] : Open, [(unsigned char)'£'] : Open, [(unsigned char)'¥'] : Open,
                [(unsigned char)'¡'] : Open, [(unsigned char)'¿'] : Open, [(unsigned char)'«'] : Open,
                // closing delimiters, no space before
                [','] : Close, ['.'] : Close, [':'] : Close, [';'] : Close, ['!'] : Close, ['?'] : Close,
                ['%'] : Close, [(unsigned char)'¢'] : Close, [(unsigned char)'»'] : Close,
                [')'] : Close, [']'] : Close, ['}'] : Close,
                // opening-closing delimiters, no space before or after
                ['\''] : OpenClose, ['`'] : OpenClose, ['"'] : OpenClose,
                [' '] : OpenClose, ['\f'] : OpenClose, ['\n'] : OpenClose, ['\r'] : OpenClose, ['\t'] : OpenClose, ['\v'] : OpenClose, // isspace
        }; // mask

  if ( cp[0] == '\0' ) { sepOff( os ); return os; }             // null string => no separator

        // first character IS NOT spacing or closing punctuation => add left separator
        unsigned char ch = cp[0];                                                       // must make unsigned
        if ( sepPrt( os ) && mask[ ch ] != Close && mask[ ch ] != OpenClose ) {
                fmt( os, "%s", sepGetCur( os ) );
        } // if

        // if string starts line, must reset to determine open state because separator is off
        sepReset( os );                                                                         // reset separator

        // last character IS spacing or opening punctuation => turn off separator for next item
        unsigned int len = strlen( cp ), posn = len - 1;
        ch = cp[posn];                                                                          // must make unsigned
        if ( sepPrt( os ) && mask[ ch ] != Open && mask[ ch ] != OpenClose ) {
                sepOn( os );
        } else {
                sepOff( os );
        } // if
        return write( os, cp, len );
} // ?|?

forall( dtype ostype | ostream( ostype ) )
ostype * ?|?( ostype * os, const void * p ) {
        if ( sepPrt( os ) ) fmt( os, "%s", sepGetCur( os ) );
        fmt( os, "%p", p );
        return os;
} // ?|?


// tuples
forall( dtype ostype, otype T, ttype Params | ostream( ostype ) | writeable( T ) | { ostype * ?|?( ostype *, Params ); } )
ostype * ?|?( ostype * os, T arg, Params rest ) {
        forall( ttype Params ) ostype * prtTuple( T arg, Params rest ) {
                os | arg;                                                                               // print first argument
                os | rest;                                                                              // print remaining arguments
                return os;
        } // prtTuple
        sepSetCur( os, sepGetTuple( os ) );                                     // switch to tuple separator
        prtTuple( arg, rest );                                                          // recursively print tuple
        sepSetCur( os, sepGet( os ) );                                          // switch to regular separator
        return os;
} // ?|?


// manipulators
forall( dtype ostype | ostream( ostype ) )
ostype * ?|?( ostype * os, ostype * (* manip)( ostype * ) ) {
        return manip( os );
} // ?|?

forall( dtype ostype | ostream( ostype ) )
ostype * endl( ostype * os ) {
        os | '\n';
        flush( os );
        sepOff( os );
        return os;
} // endl

forall( dtype ostype | ostream( ostype ) )
ostype * sepOn( ostype * os ) {
        sepOn( os );
        return os;
} // sepOn

forall( dtype ostype | ostream( ostype ) )
ostype * sepOff( ostype * os ) {
        sepOff( os );
        return os;
} // sepOff

forall( dtype ostype | ostream( ostype ) )
ostype * sepEnable( ostype * os ) {
        sepEnable( os );
        return os;
} // sepEnable

forall( dtype ostype | ostream( ostype ) )
ostype * sepDisable( ostype * os ) {
        sepDisable( os );
        return os;
} // sepDisable

//---------------------------------------

forall( otype elttype | writeable( elttype ), otype iteratortype | iterator( iteratortype, elttype ), dtype ostype | ostream( ostype ) )
void write( iteratortype begin, iteratortype end, ostype * os ) {
        void print( elttype i ) { os | i; }
        for_each( begin, end, print );
} // ?|?

forall( otype elttype | writeable( elttype ), otype iteratortype | iterator( iteratortype, elttype ), dtype ostype | ostream( ostype ) )
void write_reverse( iteratortype begin, iteratortype end, ostype * os ) {
        void print( elttype i ) { os | i; }
        for_each_reverse( begin, end, print );
} // ?|?

//---------------------------------------

forall( dtype istype | istream( istype ) )
istype * ?|?( istype * is, char * c ) {
        fmt( is, "%c", c );
        return is;
} // ?|?

forall( dtype istype | istream( istype ) )
istype * ?|?( istype * is, short int * si ) {
        fmt( is, "%hd", si );
        return is;
} // ?|?

forall( dtype istype | istream( istype ) )
istype * ?|?( istype * is, unsigned short int * usi ) {
        fmt( is, "%hu", usi );
        return is;
} // ?|?

forall( dtype istype | istream( istype ) )
istype * ?|?( istype * is, int * i ) {
        fmt( is, "%d", i );
        return is;
} // ?|?

forall( dtype istype | istream( istype ) )
istype * ?|?( istype * is, unsigned int * ui ) {
        fmt( is, "%u", ui );
        return is;
} // ?|?

forall( dtype istype | istream( istype ) )
istype * ?|?( istype * is, long int * li ) {
        fmt( is, "%ld", li );
        return is;
} // ?|?

forall( dtype istype | istream( istype ) )
istype * ?|?( istype * is, unsigned long int * ulli ) {
        fmt( is, "%lu", ulli );
        return is;
} // ?|?

forall( dtype istype | istream( istype ) )
istype * ?|?( istype * is, long long int * lli ) {
        fmt( is, "%lld", lli );
        return is;
} // ?|?

forall( dtype istype | istream( istype ) )
istype * ?|?( istype * is, unsigned long long int * ulli ) {
        fmt( is, "%llu", ulli );
        return is;
} // ?|?


forall( dtype istype | istream( istype ) )
istype * ?|?( istype * is, float * f ) {
        fmt( is, "%f", f );
        return is;
} // ?|?

forall( dtype istype | istream( istype ) )
istype * ?|?( istype * is, double * d ) {
        fmt( is, "%lf", d );
        return is;
} // ?|?

forall( dtype istype | istream( istype ) )
istype * ?|?( istype * is, long double * ld ) {
        fmt( is, "%Lf", ld );
        return is;
} // ?|?


forall( dtype istype | istream( istype ) )
istype * ?|?( istype * is, float _Complex * fc ) {
        float re, im;
        fmt( is, "%g%gi", &re, &im );
        *fc = re + im * _Complex_I;
        return is;
} // ?|?

forall( dtype istype | istream( istype ) )
istype * ?|?( istype * is, double _Complex * dc ) {
        double re, im;
        fmt( is, "%lf%lfi", &re, &im );
        *dc = re + im * _Complex_I;
        return is;
} // ?|?

forall( dtype istype | istream( istype ) )
istype * ?|?( istype * is, long double _Complex * ldc ) {
        long double re, im;
        fmt( is, "%Lf%Lfi", &re, &im );
        *ldc = re + im * _Complex_I;
        return is;
} // ?|?

_Istream_cstrUC cstr( char * str ) { return (_Istream_cstrUC){ str }; }
forall( dtype istype | istream( istype ) )
istype * ?|?( istype * is, _Istream_cstrUC cstr ) {
        fmt( is, "%s", cstr.s );
        return is;
} // cstr

_Istream_cstrC cstr( char * str, int size ) { return (_Istream_cstrC){ str, size }; }
forall( dtype istype | istream( istype ) )
istype * ?|?( istype * is, _Istream_cstrC cstr ) {
        char buf[16];
        sprintf( buf, "%%%ds", cstr.size );
        fmt( is, buf, cstr.s );
        return is;
} // cstr

// Local Variables: //
// tab-width: 4 //
// compile-command: "cfa iostream.c" //
// End: //