Rev 4602 | Details | Compare with Previous | Last modification | View Log | RSS feed
| Rev | Author | Line No. | Line |
|---|---|---|---|
| 3756 | 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 | #include <stdio.h> |
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| 30 | #include <stdlib.h> |
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| 31 | #include <errno.h> |
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| 32 | #include "../tester.h" |
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| 33 | |||
| 4602 | decky | 34 | #define BUF_SIZE 32 |
| 35 | |||
| 3756 | svoboda | 36 | static char buf[BUF_SIZE + 1]; |
| 37 | |||
| 4602 | decky | 38 | char *test_stdio1(void) |
| 3756 | svoboda | 39 | { |
| 4602 | decky | 40 | FILE *file; |
| 3756 | svoboda | 41 | char *file_name = "/readme"; |
| 4602 | decky | 42 | |
| 43 | TPRINTF("Open file \"%s\"...", file_name); |
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| 3756 | svoboda | 44 | errno = 0; |
| 4602 | decky | 45 | file = fopen(file_name, "rt"); |
| 46 | if (file == NULL) { |
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| 47 | TPRINTF("errno = %d\n", errno); |
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| 48 | return "Failed opening file"; |
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| 49 | } else |
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| 50 | TPRINTF("OK\n"); |
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| 51 | |||
| 52 | TPRINTF("Read file..."); |
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| 53 | size_t cnt = fread(buf, 1, BUF_SIZE, file); |
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| 54 | if (ferror(file)) { |
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| 55 | TPRINTF("errno = %d\n", errno); |
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| 56 | fclose(file); |
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| 57 | return "Failed reading file"; |
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| 58 | } else |
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| 59 | TPRINTF("OK\n"); |
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| 60 | |||
| 61 | buf[cnt] = '\0'; |
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| 62 | TPRINTF("Read %u bytes, string \"%s\"\n", cnt, buf); |
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| 63 | |||
| 64 | TPRINTF("Seek to beginning..."); |
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| 65 | if (fseek(file, 0, SEEK_SET) != 0) { |
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| 66 | TPRINTF("errno = %d\n", errno); |
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| 67 | fclose(file); |
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| 68 | return "Failed seeking in file"; |
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| 69 | } else |
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| 70 | TPRINTF("OK\n"); |
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| 71 | |||
| 72 | TPRINTF("Read using fgetc()..."); |
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| 3757 | svoboda | 73 | while (true) { |
| 4602 | decky | 74 | int c = fgetc(file); |
| 75 | if (c == EOF) |
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| 76 | break; |
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| 77 | |||
| 78 | TPRINTF("."); |
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| 3757 | svoboda | 79 | } |
| 4602 | decky | 80 | TPRINTF("[EOF]\n"); |
| 81 | |||
| 82 | TPRINTF("Close..."); |
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| 83 | if (fclose(file) != 0) { |
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| 84 | TPRINTF("errno = %d\n", errno); |
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| 85 | return "Failed closing file"; |
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| 86 | } else |
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| 87 | TPRINTF("OK\n"); |
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| 88 | |||
| 3756 | svoboda | 89 | return NULL; |
| 90 | } |