src/usr.bin/rcs/diff3.c - diff

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Up to [local] / src / usr.bin / rcs

version 1.43, 2019/08/10 16:39:33

version 1.44, 2020/06/26 07:28:46

Line 893

diff_output("%da\n=======\n", de[n].old.to -1);

(void)fseek(fp[2], (long)de[n].new.from, SEEK_SET);

for (k = de[n].new.to-de[n].new.from; k > 0; k-= j) {

size_t r;

j = k > BUFSIZ ? BUFSIZ : k;

if (fread(block, 1, j, fp[2]) != (size_t)j)

r = fread(block, 1, j, fp[2]);

return (-1);

if (r == 0) {

if (feof(fp[2]))

break;

return -1;

}

if (r != (size_t)j)

j = r;

block[j] = '\0';

diff_output("%s", block);

}