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No need to free the buffer for every call to getline()

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It will realloc as necessary if the new line size exceeds the
capacity of the allocated buffer.
This commit is contained in:
sin 2015-02-09 14:10:24 +00:00
parent 2a83c2c8be
commit 080a1ee833
1 changed files with 3 additions and 4 deletions
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7
tail.c
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@ -101,13 +101,12 @@ main(int argc, char *argv[])
tail(fp, argv[0], n);
if (fflag && argc == 1) {
for(;; tmp = NULL, tmpsize = 0) {
tmp = NULL;
tmpsize = 0;
for(;;) {
while (getline(&tmp, &tmpsize, fp) != -1) {
fputs(tmp, stdout);
fflush(stdout);
free(tmp);
tmp = NULL;
tmpsize = 0;
}
if (ferror(fp))
eprintf("readline '%s':", argv[0]);