#include #include int main (void) { FILE *f; int i; const char filename[] = "/tmp/bug3.test"; f = fopen(filename, "w+"); for (i=0; i<9000; i++) putc ('x', f); fseek (f, 8180L, 0); fwrite ("Where does this text go?", 1, 24, f); fflush (f); rewind (f); for (i=0; i<9000; i++) { int j; if ((j = getc(f)) != 'x') { if (i != 8180) { printf ("Test FAILED!"); return 1; } else { char buf[25]; buf[0] = j; fread (buf + 1, 1, 23, f); buf[24] = '\0'; if (strcmp (buf, "Where does this text go?") != 0) { printf ("%s\nTest FAILED!\n", buf); return 1; } i += 23; } } } fclose(f); remove(filename); puts ("Test succeeded."); return 0; }