win1251.c

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/*
 * make KOI8->CP1251(win-1251) and CP1251(win-1251)->KOI8 translation table
 * from koi-win.tab.
 *
 * Tatsuo Ishii
 *
 * src/backend/utils/mb/win1251.c
 */
 
#include <stdio.h>
 
 
main()
{
    int         i;
    char        koitab[128],
                wintab[128];
    char        buf[4096];
    int         koi,
                win;
 
    for (i = 0; i < 128; i++)
        koitab[i] = wintab[i] = 0;
 
    while (fgets(buf, sizeof(buf), stdin) != NULL)
    {
        if (*buf == '#')
            continue;
        sscanf(buf, "%d %d", &koi, &win);
        if (koi < 128 || koi > 255 || win < 128 || win > 255)
        {
            fprintf(stderr, "invalid value %d\n", koi);
            exit(1);
        }
        koitab[koi - 128] = win;
        wintab[win - 128] = koi;
    }
 
    i = 0;
    printf("static char koi2win[] = {\n");
    while (i < 128)
    {
        int         j = 0;
 
        while (j < 8)
        {
            printf("0x%02x", koitab[i++]);
            j++;
            if (i >= 128)
                break;
            printf(", ");
        }
        printf("\n");
    }
    printf("};\n");
 
    i = 0;
    printf("static char win2koi[] = {\n");
    while (i < 128)
    {
        int         j = 0;
 
        while (j < 8)
        {
            printf("0x%02x", wintab[i++]);
            j++;
            if (i >= 128)
                break;
            printf(", ");
        }
        printf("\n");
    }
    printf("};\n");
}