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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> |
4239 | svoboda | 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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4239 | svoboda | 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; |
4239 | svoboda | 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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4164 | svoboda | 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 | |||
4164 | svoboda | 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 | */ |