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3758 | svoboda | 1 | /* |
2 | * Copyright (c) 2008 Jiri Svoboda |
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3 | * All rights reserved. |
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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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27 | */ |
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28 | |||
29 | /** @addtogroup libc |
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30 | * @{ |
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31 | */ |
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32 | /** |
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33 | * @file |
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34 | * @brief fprintf, vfprintf |
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35 | */ |
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36 | |||
37 | #include <stdio.h> |
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38 | #include <sys/types.h> |
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39 | #include <io/printf_core.h> |
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40 | |||
41 | static int vfprintf_write(const char *s, size_t count, void *f) |
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42 | { |
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43 | return fwrite(s, 1, count, (FILE *) f); |
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44 | } |
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45 | |||
46 | int vfprintf(FILE *f, const char *fmt, va_list ap) |
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47 | { |
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48 | struct printf_spec ps = { |
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49 | (int (*)(void *, size_t, void *)) vfprintf_write, |
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50 | (void *) f |
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51 | }; |
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52 | |||
53 | return printf_core(fmt, &ps, ap); |
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54 | } |
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55 | |||
56 | int fprintf(FILE *f, const char *fmt, ...) |
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57 | { |
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58 | int rv; |
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59 | va_list args; |
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60 | |||
61 | va_start(args, fmt); |
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62 | rv = vfprintf(f, fmt, args); |
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63 | va_end(args); |
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64 | |||
65 | return rv; |
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66 | } |
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67 | |||
68 | /** @} |
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69 | */ |