[86bd7c1f] | 1 | // |
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| 2 | // Cforall Version 1.0.0 Copyright (C) 2015 University of Waterloo |
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| 3 | // |
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| 4 | // The contents of this file are covered under the licence agreement in the |
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| 5 | // file "LICENCE" distributed with Cforall. |
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| 6 | // |
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| 7 | // iostream.c -- |
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| 8 | // |
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| 9 | // Author : Richard C. Bilson |
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| 10 | // Created On : Wed May 27 17:56:53 2015 |
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| 11 | // Last Modified By : Peter A. Buhr |
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| 12 | // Last Modified On : Wed May 27 18:18:13 2015 |
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| 13 | // Update Count : 2 |
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| 14 | // |
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[51b7345] | 15 | |
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| 16 | #include "iostream.h" |
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| 17 | extern "C" { |
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| 18 | #include <stdio.h> |
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[134b86a] | 19 | //#include <string.h> |
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| 20 | //#include <ctype.h> |
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[86bd7c1f] | 21 | typedef long unsigned int size_t; |
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| 22 | size_t strlen(const char *s); |
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[51b7345] | 23 | } |
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| 24 | |
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| 25 | forall( dtype ostype | ostream( ostype ) ) |
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[134b86a] | 26 | ostype * ?<<?( ostype *os, char c ) { |
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[86bd7c1f] | 27 | return write( os, &c, 1 ); |
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[51b7345] | 28 | } |
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| 29 | |
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| 30 | forall( dtype ostype | ostream( ostype ) ) |
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[134b86a] | 31 | ostype * ?<<?( ostype *os, int i ) { |
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[86bd7c1f] | 32 | char buffer[20]; // larger than the largest integer |
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| 33 | sprintf( buffer, "%d", i ); |
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| 34 | return write( os, buffer, strlen( buffer ) ); |
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[51b7345] | 35 | } |
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| 36 | |
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| 37 | forall( dtype ostype | ostream( ostype ) ) |
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[134b86a] | 38 | ostype * ?<<?( ostype *os, double d ) { |
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[86bd7c1f] | 39 | char buffer[32]; // larger than the largest double |
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| 40 | sprintf( buffer, "%g", d ); |
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| 41 | return write( os, buffer, strlen( buffer ) ); |
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[134b86a] | 42 | } |
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| 43 | |
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| 44 | forall( dtype ostype | ostream( ostype ) ) |
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| 45 | ostype * ?<<?( ostype *os, const char *cp ) { |
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[86bd7c1f] | 46 | return write( os, cp, strlen( cp ) ); |
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[51b7345] | 47 | } |
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| 48 | |
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| 49 | forall( dtype istype | istream( istype ) ) |
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[134b86a] | 50 | istype * ?>>?( istype *is, char *cp ) { |
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[86bd7c1f] | 51 | return read( is, cp, 1 ); |
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[51b7345] | 52 | } |
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| 53 | |
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| 54 | forall( dtype istype | istream( istype ) ) |
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[134b86a] | 55 | istype * ?>>?( istype *is, int *ip ) { |
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[86bd7c1f] | 56 | char cur; |
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[51b7345] | 57 | |
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[86bd7c1f] | 58 | // skip some whitespace |
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| 59 | do { |
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| 60 | is >> &cur; |
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| 61 | if ( fail( is ) || eof( is ) ) return is; |
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| 62 | } while ( !( cur >= '0' && cur <= '9' ) ); |
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[51b7345] | 63 | |
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[86bd7c1f] | 64 | // accumulate digits |
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| 65 | *ip = 0; |
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| 66 | while ( cur >= '0' && cur <= '9' ) { |
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| 67 | *ip = *ip * 10 + ( cur - '0' ); |
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| 68 | is >> &cur; |
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| 69 | if ( fail( is ) || eof( is ) ) return is; |
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| 70 | } |
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[51b7345] | 71 | |
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[86bd7c1f] | 72 | unread( is, cur ); |
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| 73 | return is; |
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[51b7345] | 74 | } |
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[86bd7c1f] | 75 | |
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| 76 | // Local Variables: // |
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| 77 | // tab-width: 4 // |
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| 78 | // compile-command: "cfa iostream.c" // |
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| 79 | // End: // |
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