| 1 | // |
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| 2 | // Cforall Version 1.0.0 Copyright (C) 2019 University of Waterloo |
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| 3 | // |
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| 4 | // manipulatorsInput.cfa -- |
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| 5 | // |
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| 6 | // Author : Peter A. Buhr |
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| 7 | // Created On : Sat Jun 8 17:58:54 2019 |
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| 8 | // Last Modified By : Peter A. Buhr |
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| 9 | // Last Modified On : Sun Jan 28 11:59:55 2024 |
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| 10 | // Update Count : 133 |
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| 11 | // |
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| 12 | |
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| 13 | #include <fstream.hfa> |
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| 14 | #include <stdio.h> // scanf |
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| 15 | |
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| 16 | int main() { |
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| 17 | { |
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| 18 | // Upfront checks to ensure buffer safety. Once these pass, the simpler `wdi(sizeof(s),s)` |
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| 19 | // usage, as in the scanf alignment cases below, is justified. |
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| 20 | struct { |
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| 21 | char buf[8]; |
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| 22 | char canary; |
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| 23 | } data; |
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| 24 | static_assert( sizeof(data.buf) == 8 ); |
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| 25 | static_assert( &data.buf[8] == &data.canary ); // canary comes right after buf |
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| 26 | |
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| 27 | void rep(const char* casename) { |
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| 28 | data.canary = 42; |
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| 29 | bool caught = false; |
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| 30 | try { |
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| 31 | sin | wdi( sizeof(data.buf), data.buf ); |
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| 32 | } catch (cstring_length*) { |
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| 33 | caught = true; |
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| 34 | } |
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| 35 | printf( "%s \"%s\"", casename, data.buf ); |
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| 36 | if ( caught ) { |
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| 37 | printf(", exception occurred"); |
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| 38 | } |
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| 39 | if ( data.canary == 42 ) { |
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| 40 | printf(", canary ok"); |
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| 41 | } else { |
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| 42 | printf(", canary overwritten to %d", data.canary); |
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| 43 | } |
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| 44 | printf("\n"); |
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| 45 | } |
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| 46 | |
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| 47 | rep("pre1"); // 123456 | 123456 |
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| 48 | rep("pre2"); // 1234567 | 1234567 |
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| 49 | rep("pre3a"); // 12345678 | 1234567 |
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| 50 | rep("pre3b"); // | 8 |
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| 51 | rep("pre4a"); // 123456789 | 1234567 |
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| 52 | rep("pre4b"); // | 89 |
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| 53 | |
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| 54 | scanf("\n"); // next test does not start with %s so does not tolerate leading whitespace |
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| 55 | } |
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| 56 | { |
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| 57 | char s[] = "yyyyyyyyyyyyyyyyyyyy"; // Input characters consumed: |
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| 58 | const char sk_fmt[] = "%*[abc]"; |
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| 59 | scanf( "abc " ); scanf( sk_fmt ); for ( 5 ) scanf( "%*c" ); printf( "1 %s\n", s ); // |abc |\ncccccb| \nxx\n| |
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| 60 | scanf( "%s", s ); printf( "2 %s\n", s ); // |abcxxx| |
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| 61 | scanf( "%*s" ); printf( "3 %s\n", s ); // |\nabcyyy| |
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| 62 | scanf( "%8s", s ); printf( "4 %s\n", s ); // |\naaaaaaaa| |
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| 63 | scanf( "%*8s" ); printf( "5 %s\n", s ); // |xxxxxxxx| |
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| 64 | |
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| 65 | scanf( "%[abc]", s ); printf( "6 %s\n", s ); // |aabbccbb| |
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| 66 | scanf( "%[^abc]", s ); printf( "7 %s\n", s ); // |dddwww| |
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| 67 | scanf( "%*[abc]" ); printf( "8 %s\n", s ); // |bbbbbbbb| |
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| 68 | scanf( "%*[^abc]" ); printf( "9 %s\n", s ); // |wwwwwwww| |
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| 69 | scanf( "%8[abc]", s ); printf( "10 %s\n", s ); // |aaaaaaaa| |
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| 70 | scanf( "%8[^abc]", s ); printf( "11 %s\n", s ); // |wwwwwwww| |
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| 71 | scanf( "%*8[abc]" ); printf( "12 %s\n", s ); // |aaaaaaaa| |
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| 72 | scanf( "%*8[^abc]" ); printf( "13 %s\n", s ); // |wwwwwwww| |
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| 73 | scanf( "\n" ); // must start next line // |\n| |
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| 74 | |
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| 75 | int rc; |
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| 76 | s[0] = 'q'; s[1] = '\0'; rc = 99; |
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| 77 | rc = scanf( "%[abc]", s ); printf( "14 rc=%d, %s\n", rc, s ); // || |
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| 78 | s[0] = 'q'; s[1] = '\0'; rc = 99; |
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| 79 | rc = scanf( "%[^u]", s ); printf( "15 rc=%d, %s\n", rc, s ); // || |
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| 80 | scanf( "%*[u]\n" ); // |uuuuu\n| |
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| 81 | scanf( "%[^\n]\n", s ); printf( "16 %s\n", s ); // |get this line\n| |
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| 82 | scanf( "%[^%%]%%\n", s ); printf( "17 %s\n", s ); // |@# this line 1)-{}%\n| |
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| 83 | scanf( "%*[^%%]%%\n", s ); printf( "18 %s\n", s ); // |@# this line 1)-{}%\n| |
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| 84 | |
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| 85 | scanf( "%*[ \f\n\r\t\v]" ); // ignore whitespace // || |
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| 86 | scanf( "\"%[^\"]\"", s ); printf( "19 %s\n", s ); // |"abc"| |
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| 87 | scanf( "%*[ \f\n\r\t\v]" ); // ignore whitespace // |\n| |
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| 88 | scanf( "'%[^']'", s ); printf( "20 %s\n", s ); // |'abc '| |
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| 89 | scanf( "%*[ \f\n\r\t\v]" ); // ignore whitespace // |\n| |
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| 90 | scanf( "{%[^}]}", s ); printf( "21 %s\n", s ); // |{ d d\n\nd }| |
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| 91 | scanf( "%*[ \f\n\r\t\v]" ); // ignore whitespace // |\n| |
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| 92 | scanf( "X%[^Y]Y", s ); printf( "22 %s\n", s ); // |X ZC44%Y| |
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| 93 | scanf( "%*[ \f\n\r\t\v]" ); // ignore whitespace // |\n| |
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| 94 | scanf( "X%*[^Y]Y", s ); printf( "23 %s\n", s ); // |X ZC44%Y| |
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| 95 | scanf( "\n" ); // must start next line // |\n| |
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| 96 | |
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| 97 | char ch; |
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| 98 | scanf( "%*[ \f\n\r\t\v]" ); // ignore whitespace // |\n| |
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| 99 | scanf( "'%c'", &ch ); printf( "24 %c\n", ch ); // |x| |
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| 100 | scanf( "%*[ \f\n\r\t\v]" ); // ignore whitespace // |\n| |
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| 101 | scanf( "\"%c\"", &ch ); printf( "25 %c\n", ch ); // |x| |
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| 102 | scanf( "%*[ \f\n\r\t\v]" ); // ignore whitespace // |\n| |
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| 103 | scanf( "{%c}", &ch ); printf( "26 %c\n", ch ); // |x| |
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| 104 | scanf( "%*[ \f\n\r\t\v]" ); // ignore whitespace // |\n| |
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| 105 | scanf( "X%cY", &ch ); printf( "27 %c\n", ch ); // |x| |
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| 106 | scanf( "%*[ \f\n\r\t\v]" ); // ignore whitespace // |\n| |
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| 107 | scanf( "X%*cY", &ch ); printf( "28 %c\n", ch ); // |x| |
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| 108 | scanf( "\n" ); // must start next line // |\n| |
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| 109 | } |
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| 110 | { |
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| 111 | char s[] = "yyyyyyyyyyyyyyyyyyyy"; |
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| 112 | char sk[] = "abc"; |
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| 113 | sin | "abc " | skip( sk ) | skip( 5 ); sout | "1" | s; |
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| 114 | sin | wdi( sizeof(s), s ); sout | "2" | s; |
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| 115 | sin | ignore( s ); sout | "3" | s; |
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| 116 | sin | wdi( sizeof(s), 8, s ); sout | "4" | s; |
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| 117 | sin | ignore( wdi( sizeof(s), 8, s ) ); sout | "5" | s; |
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| 118 | |
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| 119 | sin | incl( "abc", wdi( sizeof(s), s ) ); sout | "6" | s; |
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| 120 | sin | excl( "abc", wdi( sizeof(s), s ) ); sout | "7" | s; |
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| 121 | sin | ignore( incl( "abc", wdi( sizeof(s), s ) ) ); sout | "8" | s; |
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| 122 | sin | ignore( excl( "abc", wdi( sizeof(s), s ) ) ); sout | "9" | s; |
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| 123 | sin | incl( "abc", wdi( sizeof(s), 8, s ) ); sout | "10" | s; |
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| 124 | sin | excl( "abc", wdi( sizeof(s), 8, s ) ); sout | "11" | s; |
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| 125 | sin | ignore( incl( "abc", wdi( sizeof(s), 8, s ) ) ); sout | "12" | s; |
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| 126 | sin | ignore( excl( "abc", wdi( sizeof(s), 8, s ) ) ); sout | "13" | s; |
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| 127 | sin | nl; |
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| 128 | |
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| 129 | s[0] = 'q'; s[1] = '\0'; |
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| 130 | sin | incl( "abc", wdi( sizeof(s), s ) ); sout | "14" | s; |
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| 131 | s[0] = 'q'; s[1] = '\0'; |
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| 132 | sin | excl( "u", wdi( sizeof(s), s ) ); sout | "15" | s; |
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| 133 | sin | skip( "u" ) | "\n"; |
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| 134 | sin | getline( wdi( sizeof(s), s ) ); sout | "16" | s; |
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| 135 | sin | getline( wdi( sizeof(s), s ), '%' ) | "\n"; sout | "17" | s; |
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| 136 | sin | ignore( getline( wdi( sizeof(s), s ), '%' ) ) | "\n"; sout | "18" | s; |
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| 137 | |
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| 138 | sin | quoted( wdi( sizeof(s), s ) ); sout | "19" | s; |
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| 139 | sin | quoted( wdi( sizeof(s), s ), '\'' ); sout | "20" | s; |
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| 140 | sin | quoted( wdi( sizeof(s), s ), '{', '}' ); sout | "21" | s; |
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| 141 | sin | quoted( wdi( sizeof(s), s ), 'X', 'Y' ); sout | "22" | s; |
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| 142 | sin | ignore( quoted( wdi( sizeof(s), s ), 'X', 'Y' ) ); sout | "23" | s; |
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| 143 | |
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| 144 | char ch; |
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| 145 | sin | quoted( ch ); sout | "24 " | ch; |
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| 146 | sin | quoted( ch, '\"' ); sout | "25 " | ch; |
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| 147 | sin | quoted( ch, '{', '}' ); sout | "26 " | ch; |
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| 148 | sin | quoted( ch, 'X', 'Y' ); sout | "27 " | ch; |
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| 149 | sin | ignore( quoted( ch, 'X', 'Y' ) ); sout | "28 " | ch; |
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| 150 | sin | nl; |
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| 151 | } |
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| 152 | // Keep harmonized with collections/string-istream-manip |
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| 153 | { |
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| 154 | char c; |
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| 155 | sin | c; sout | c; |
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| 156 | sin | ignore( c ); sout | c; |
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| 157 | sin | nl; |
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| 158 | |
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| 159 | char ca[3] = { 'a', 'b', 'c' }; |
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| 160 | sin | wdi( sizeof(ca), ca[0] ); sout | ca[0] | ca[1] | ca[2]; |
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| 161 | sin | ignore( wdi( sizeof(ca), ca[0] ) ); sout | ca[0] | ca[1] | ca[2]; |
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| 162 | sin | nl; |
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| 163 | |
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| 164 | signed char sc; |
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| 165 | sin | sc; sout | sc; |
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| 166 | sin | wdi( 3, sc ); sout | sc; |
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| 167 | sin | ignore( sc ); sout | sc; |
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| 168 | sin | ignore( wdi( 3, sc ) ); sout | sc; |
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| 169 | |
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| 170 | unsigned char usc; |
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| 171 | sin | usc; sout | usc; |
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| 172 | sin | wdi( 3, usc ); sout | usc; |
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| 173 | sin | ignore( usc ); sout | usc; |
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| 174 | sin | ignore( wdi( 3, usc ) ); sout | usc; |
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| 175 | |
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| 176 | signed short int ssi; |
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| 177 | sin | ssi; sout | ssi; |
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| 178 | sin | wdi( 3, ssi ); sout | ssi; |
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| 179 | sin | ignore( ssi ); sout | ssi; |
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| 180 | sin | ignore( wdi( 3, ssi ) ); sout | ssi; |
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| 181 | |
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| 182 | unsigned short int usi; |
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| 183 | sin | usi; sout | usi; |
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| 184 | sin | wdi( 3, usi ); sout | usi; |
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| 185 | sin | ignore( usi ); sout | usi; |
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| 186 | sin | ignore( wdi( 3, usi ) ); sout | usi; |
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| 187 | |
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| 188 | signed int si; |
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| 189 | sin | si; sout | si; |
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| 190 | sin | wdi( 3, si ); sout | si; |
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| 191 | sin | ignore( si ); sout | si; |
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| 192 | sin | ignore( wdi( 3, si ) ); sout | si; |
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| 193 | |
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| 194 | unsigned int ui; |
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| 195 | sin | ui; sout | ui; |
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| 196 | sin | wdi( 3, ui ); sout | ui; |
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| 197 | sin | ignore( ui ); sout | ui; |
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| 198 | sin | ignore( wdi( 3, ui ) ); sout | ui; |
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| 199 | |
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| 200 | signed long int sli; |
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| 201 | sin | sli; sout | sli; |
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| 202 | sin | wdi( 3, sli ); sout | sli; |
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| 203 | sin | ignore( sli ); sout | sli; |
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| 204 | sin | ignore( wdi( 3, sli ) ); sout | sli; |
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| 205 | |
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| 206 | unsigned long int uli; |
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| 207 | sin | uli; sout | uli; |
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| 208 | sin | wdi( 3, uli ); sout | uli; |
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| 209 | sin | ignore( uli ); sout | uli; |
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| 210 | sin | ignore( wdi( 3, uli ) ); sout | uli; |
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| 211 | |
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| 212 | signed long long int slli; |
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| 213 | sin | slli; sout | slli; |
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| 214 | sin | wdi( 3, slli ); sout | slli; |
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| 215 | sin | ignore( slli ); sout | slli; |
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| 216 | sin | ignore( wdi( 3, slli ) ); sout | slli; |
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| 217 | |
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| 218 | unsigned long long int ulli; |
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| 219 | sin | ulli; sout | ulli; |
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| 220 | sin | wdi( 3, ulli ); sout | ulli; |
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| 221 | sin | ignore( ulli ); sout | ulli; |
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| 222 | sin | ignore( wdi( 3, ulli ) ); sout | ulli; |
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| 223 | |
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| 224 | float f; |
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| 225 | sin | f; sout | f; |
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| 226 | sin | wdi( 8, f ); sout | f; |
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| 227 | sin | ignore( f ); sout | f; |
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| 228 | sin | ignore( wdi( 8, f ) ); sout | f; |
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| 229 | |
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| 230 | double d; |
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| 231 | sin | d; sout | d; |
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| 232 | sin | wdi( 8, d ); sout | d; |
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| 233 | sin | ignore( d ); sout | d; |
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| 234 | sin | ignore( wdi( 8, d ) ); sout | d; |
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| 235 | |
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| 236 | long double ld; |
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| 237 | sin | ld; sout | ld; |
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| 238 | sin | wdi( 8, ld ); sout | ld; |
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| 239 | sin | ignore( ld ); sout | ld; |
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| 240 | sin | ignore( wdi( 8, ld ) ); sout | ld; |
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| 241 | |
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| 242 | float _Complex fc; |
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| 243 | sin | fc; sout | fc; |
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| 244 | sin | wdi( 8, fc ); sout | fc; |
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| 245 | sin | ignore( fc ); sout | fc; |
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| 246 | sin | ignore( wdi( 8, fc ) ); sout | fc; |
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| 247 | |
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| 248 | double _Complex dc; |
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| 249 | sin | dc; sout | dc; |
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| 250 | sin | wdi( 8, dc ); sout | dc; |
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| 251 | sin | ignore( dc ); sout | dc; |
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| 252 | sin | ignore( wdi( 8, dc ) ); sout | dc; |
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| 253 | |
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| 254 | long double _Complex ldc; |
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| 255 | sin | ldc; sout | ldc; |
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| 256 | sin | wdi( 8, ldc ); sout | ldc; |
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| 257 | sin | ignore( ldc ); sout | ldc; |
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| 258 | sin | ignore( wdi( 8, ldc ) ); sout | ldc; |
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| 259 | } |
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| 260 | #if defined( __SIZEOF_INT128__ ) |
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| 261 | { |
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| 262 | int128 val; |
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| 263 | for ( 15 ) { |
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| 264 | sin | val; |
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| 265 | sout | val; |
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| 266 | } |
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| 267 | } |
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| 268 | #endif // __SIZEOF_INT128__ |
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| 269 | } // main |
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| 270 | |
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| 271 | // Local Variables: // |
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| 272 | // tab-width: 4 // |
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| 273 | // compile-command: "cfa -Wall -Wextra manipulatorsInput.cfa" // |
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| 274 | // End: // |
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