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| Rev | Author | Line No. | Line |
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| 504 | decky | 1 | /* |
| 2071 | jermar | 2 | * Copyright (c) 2005 Martin Decky |
| 504 | decky | 3 | * All rights reserved. |
| 4 | * |
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| 5 | * Redistribution and use in source and binary forms, with or without |
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| 6 | * modification, are permitted provided that the following conditions |
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| 7 | * are met: |
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| 8 | * |
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| 9 | * - Redistributions of source code must retain the above copyright |
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| 10 | * notice, this list of conditions and the following disclaimer. |
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| 11 | * - Redistributions in binary form must reproduce the above copyright |
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| 12 | * notice, this list of conditions and the following disclaimer in the |
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| 13 | * documentation and/or other materials provided with the distribution. |
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| 14 | * - The name of the author may not be used to endorse or promote products |
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| 15 | * derived from this software without specific prior written permission. |
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| 16 | * |
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| 17 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
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| 18 | * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
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| 19 | * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
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| 20 | * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
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| 21 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
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| 22 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
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| 23 | * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
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| 24 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
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| 25 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
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| 26 | * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
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| 1653 | cejka | 27 | */ |
| 28 | |||
| 1866 | jermar | 29 | /** @addtogroup libc |
| 1653 | cejka | 30 | * @{ |
| 31 | */ |
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| 32 | /** @file |
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| 504 | decky | 33 | */ |
| 34 | |||
| 35 | #include <libc.h> |
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| 36 | #include <unistd.h> |
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| 37 | #include <stdio.h> |
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| 974 | cejka | 38 | #include <io/io.h> |
| 4296 | trochtova | 39 | #include <string.h> |
| 40 | #include <errno.h> |
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| 504 | decky | 41 | |
| 2209 | decky | 42 | const static char nl = '\n'; |
| 713 | decky | 43 | |
| 2209 | decky | 44 | int puts(const char *str) |
| 504 | decky | 45 | { |
| 46 | size_t count; |
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| 47 | |||
| 2209 | decky | 48 | if (str == NULL) |
| 49 | return putnchars("(NULL)", 6); |
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| 1173 | cejka | 50 | |
| 504 | decky | 51 | for (count = 0; str[count] != 0; count++); |
| 2670 | jermar | 52 | if (write_stdout((void *) str, count) == count) { |
| 53 | if (write_stdout(&nl, 1) == 1) |
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| 713 | decky | 54 | return 0; |
| 55 | } |
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| 56 | |||
| 57 | return EOF; |
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| 504 | decky | 58 | } |
| 59 | |||
| 974 | cejka | 60 | /** Put count chars from buffer to stdout without adding newline |
| 1173 | cejka | 61 | * @param buf Buffer with size at least count bytes - NULL pointer NOT allowed! |
| 974 | cejka | 62 | * @param count |
| 63 | * @return 0 on succes, EOF on fail |
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| 64 | */ |
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| 2209 | decky | 65 | int putnchars(const char *buf, size_t count) |
| 974 | cejka | 66 | { |
| 2670 | jermar | 67 | if (write_stdout((void *) buf, count) == count) |
| 68 | return 0; |
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| 974 | cejka | 69 | |
| 70 | return EOF; |
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| 71 | } |
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| 72 | |||
| 73 | /** Same as puts, but does not print newline at end |
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| 74 | * |
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| 75 | */ |
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| 2209 | decky | 76 | int putstr(const char *str) |
| 974 | cejka | 77 | { |
| 78 | size_t count; |
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| 79 | |||
| 2209 | decky | 80 | if (str == NULL) |
| 81 | return putnchars("(NULL)", 6); |
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| 1010 | cejka | 82 | |
| 974 | cejka | 83 | for (count = 0; str[count] != 0; count++); |
| 2670 | jermar | 84 | if (write_stdout((void *) str, count) == count) |
| 85 | return 0; |
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| 974 | cejka | 86 | |
| 87 | return EOF; |
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| 88 | } |
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| 89 | |||
| 1173 | cejka | 90 | int putchar(int c) |
| 91 | { |
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| 4296 | trochtova | 92 | char buf[STR_BOUNDS(1)]; |
| 93 | size_t offs; |
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| 94 | |||
| 95 | offs = 0; |
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| 96 | if (chr_encode(c, buf, &offs, STR_BOUNDS(1)) != EOK) |
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| 97 | return EOF; |
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| 98 | |||
| 99 | if (write_stdout((void *) buf, offs) == offs) |
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| 2670 | jermar | 100 | return c; |
| 4296 | trochtova | 101 | |
| 1173 | cejka | 102 | return EOF; |
| 103 | } |
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| 1465 | cejka | 104 | |
| 105 | int getchar(void) |
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| 106 | { |
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| 107 | unsigned char c; |
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| 4201 | trochtova | 108 | |
| 109 | flush_stdout(); |
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| 2670 | jermar | 110 | if (read_stdin((void *) &c, 1) == 1) |
| 111 | return c; |
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| 1465 | cejka | 112 | |
| 113 | return EOF; |
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| 114 | } |
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| 115 | |||
| 4201 | trochtova | 116 | int fflush(FILE *f) |
| 117 | { |
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| 118 | (void) f; |
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| 119 | return flush_stdout(); |
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| 120 | } |
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| 121 | |||
| 1866 | jermar | 122 | /** @} |
| 1653 | cejka | 123 | */ |