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libite: Minor style cleanup of fsendfile()

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Signed-off-by: Joachim Nilsson <troglobit@gmail.com>
This commit is contained in:
Joachim Nilsson
2014-04-12 16:21:41 +02:00
parent 9f91b4c050
commit e81c2f2f90
1 changed files with 10 additions and 11 deletions
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libite/copyfile.c
+10 -11
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@@ -240,33 +240,32 @@ exit:
*/
size_t fsendfile (FILE *out, FILE *in, size_t sz)
{
char *buf = malloc(BUFSIZ);
size_t blk = BUFSIZ, ret = 0, tot = 0;
char *buf;
size_t blk = BUFSIZ, num = 0, tot = 0;
buf = (char *)malloc(BUFSIZ);
if (!buf)
return -1;
while (!sz || tot < sz)
{
while (!sz || tot < sz) {
if (sz && ((sz - tot) < BUFSIZ))
blk = sz - tot;
ret = fread(buf, 1, blk, in);
if (ret <= 0)
num = fread(buf, 1, blk, in);
if (num == 0)
break;
if (out && (fwrite(buf, ret, 1, out) != 1))
{
ret = -1;
if (out && (fwrite(buf, num, 1, out) != 1)) {
num = -1;
break;
}
tot += ret;
tot += num;
}
free(buf);
return (ret == (size_t)-1)? (size_t)-1 : tot;
return (num == (size_t)-1) ? (size_t)-1 : tot;
}
/* Tests if dst is a directory, if so, reallocates dst and appends src filename returning 1 */