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tar: Add skipblk() and simplify code

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sin 2015-04-23 12:06:44 +01:00
parent 201e71be2b
commit aab2e273bd
1 changed files with 11 additions and 9 deletions
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20
tar.c
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@ -257,15 +257,21 @@ unarchive(char *fname, ssize_t l, char b[BLKSIZ])
return 0;
}
static int
print(char *fname, ssize_t l, char b[BLKSIZ])
static void
skipblk(ssize_t l)
{
puts(fname);
char b[BLKSIZ];
for (; l > 0; l -= BLKSIZ)
if (fread(b, BLKSIZ, 1, tarfile) != 1)
eprintf("fread %s:", tarfilename);
}
static int
print(char *fname, ssize_t l, char b[BLKSIZ])
{
puts(fname);
skipblk(l);
return 0;
}
@ -332,18 +338,14 @@ xt(int argc, char *argv[], int (*fn)(char *, ssize_t, char[BLKSIZ]))
if (!strcmp(argv[i], fname))
break;
if (i == argc) {
for (; size > 0; size -= BLKSIZ)
if (fread(b, BLKSIZ, 1, tarfile) != 1)
eprintf("fread %s:", tarfilename);
skipblk(size);
continue;
}
}
/* ignore global pax header craziness */
if (h->type == 'g') {
for (; size > 0; size -= BLKSIZ)
if (fread(b, BLKSIZ, 1, tarfile) != 1)
eprintf("fread %s:", tarfilename);
skipblk(size);
continue;
}