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Rev 4153 Rev 4718
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#include <stdlib.h>
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#include <stdlib.h>
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#include <errno.h>
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#include <errno.h>
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#include "../tester.h"
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#include "../tester.h"
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#define BUF_SIZE 32
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#define BUF_SIZE  32
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static char buf[BUF_SIZE + 1];
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static char buf[BUF_SIZE + 1];
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char * test_stdio1(bool quiet)
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char *test_stdio1(void)
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{
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{
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    FILE *f;
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    FILE *file;
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    char *file_name = "/readme";
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    char *file_name = "/readme";
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    size_t n;
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    int c;
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    printf("Open file '%s'\n", file_name);
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    TPRINTF("Open file \"%s\"...", file_name);
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    errno = 0;
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    errno = 0;
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    f = fopen(file_name, "rt");
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    file = fopen(file_name, "rt");
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    if (file == NULL) {
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        TPRINTF("errno = %d\n", errno);
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        return "Failed opening file";
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    } else
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        TPRINTF("OK\n");
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    TPRINTF("Read file...");
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    size_t cnt = fread(buf, 1, BUF_SIZE, file);
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    if (ferror(file)) {
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    if (f == NULL) printf("errno = %d\n", errno);
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        TPRINTF("errno = %d\n", errno);
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        fclose(file);
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        return "Failed reading file";
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    } else
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        TPRINTF("OK\n");
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    if (f == NULL)
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    buf[cnt] = '\0';
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        return "Failed opening file.";
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    TPRINTF("Read %u bytes, string \"%s\"\n", cnt, buf);
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    TPRINTF("Seek to beginning...");
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    n = fread(buf, 1, BUF_SIZE, f);
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    if (fseek(file, 0, SEEK_SET) != 0) {
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    if (ferror(f)) {
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        TPRINTF("errno = %d\n", errno);
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        fclose(f);
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        fclose(file);
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        return "Failed reading file.";
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        return "Failed seeking in file";
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    }
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    } else
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        TPRINTF("OK\n");
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    printf("Read %d bytes.\n", n);
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    buf[n] = '\0';
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    printf("Read string '%s'.\n", buf);
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    printf("Seek to beginning.\n");
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    if (fseek(f, 0, SEEK_SET) != 0) {
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        fclose(f);
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        return "Failed seeking.";
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    }
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    printf("Read using fgetc().\n");
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    TPRINTF("Read using fgetc()...");
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    while (true) {
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    while (true) {
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        c = fgetc(f);
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        int c = fgetc(file);
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        if (c == EOF) break;
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        if (c == EOF)
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            break;
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        printf("'%c'", c);
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        TPRINTF(".");
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    }
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    }
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    TPRINTF("[EOF]\n");
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    printf("[EOF]\n");
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    printf("Closing.\n");
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    TPRINTF("Close...");
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    if (fclose(f) != 0)
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    if (fclose(file) != 0) {
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        TPRINTF("errno = %d\n", errno);
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        return "Failed closing.";
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        return "Failed closing file";
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    } else
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        TPRINTF("OK\n");
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    return NULL;
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    return NULL;
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}
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}