52 lines
1.3 KiB
C
52 lines
1.3 KiB
C
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#include <stdio.h>
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#include <string.h>
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#include <time.h>
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#include <dos/dos.h>
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main(int ac, char **av) {
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char s[256];
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FILE *f, *g;
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int v;
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static struct tm tm;
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static struct FileInfoBlock fib;
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BPTR l;
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if (ac < 2) exit(20);
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sprintf(s, "copy %s %s.bak clone", av[1], av[1]);
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if ((v = system(s)) > 5)
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exit(v);
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sprintf(s, "%s.bak", av[1]);
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if (!(f = fopen(s, "r"))) exit(20);
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if (!(g = fopen(av[1], "w"))) exit(20);
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do {
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fgets(s, 256, f); fprintf(g, "%s", s);
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} while (strncmp(s, "VERSION", 7));
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fgets(s, 256, f);
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strcpy(s, strchr(s, '\"')+1);
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*strchr(s, '\"') = 0;
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*strchr(s, '.') = 0;
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v = strtol(s, NULL, 10);
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strcpy(s, s+strlen(s)+1);
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fprintf(g, "\tdc.b \"%d.%d\"\n", v, 1 + strtol(s, NULL, 10));
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do {
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fgets(s, 256, f); fputs(s, g);
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} while (strncmp(s, "DATE", 4));
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fgets(s, 256, f);
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tm = *localtime(NULL);
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fprintf(g, "\tdc.b \"%02d/%02d/%02d\"\n", tm.tm_year % 100,
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tm.tm_mon + 1, tm.tm_mday);
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for (;;) {
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fgets(s, 256, f);
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if (feof(f)) break;
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fprintf(g, "%s", s);
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}
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fclose(f); fclose(g);
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sprintf(s, "%s.bak", av[1]);
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/* Try to reset file date */
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if (!(l = Lock(s, SHARED_LOCK))) exit(5);
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Examine(l, &fib);
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SetFileDate(av[1], &fib.fib_Date);
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UnLock(l);
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exit(0);
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}
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