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use agetline instead of agets

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also use agetline where fgets with a static buffer was used previously.

Signed-off-by: Hiltjo Posthuma <hiltjo@codemadness.org>
This commit is contained in:
Hiltjo Posthuma
2014-06-01 15:04:32 +02:00
committed by sin
parent eac0f658cf
commit fab4b384e7
9 changed files with 35 additions and 27 deletions
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15
tail.c
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@@ -55,25 +55,28 @@ main(int argc, char *argv[])
static void
dropinit(FILE *fp, const char *str, long n)
{
char buf[BUFSIZ];
long i = 0;
char *buf = NULL;
size_t size = 0;
ssize_t len;
unsigned long i = 0;
while(i < n && fgets(buf, sizeof buf, fp))
if(buf[strlen(buf)-1] == '\n')
while(i < n && ((len = agetline(&buf, &size, fp) != -1)))
if(len && buf[len - 1] == '\n')
i++;
free(buf);
concat(fp, str, stdout, "<stdout>");
}
static void
taketail(FILE *fp, const char *str, long n)
{
char **ring;
char **ring = NULL;
long i, j;
size_t *size = NULL;
if(!(ring = calloc(n, sizeof *ring)) || !(size = calloc(n, sizeof *size)))
eprintf("calloc:");
for(i = j = 0; afgets(&ring[i], &size[i], fp); i = j = (i+1)%n)
for(i = j = 0; agetline(&ring[i], &size[i], fp) != -1; i = j = (i + 1) % n)
;
if(ferror(fp))
eprintf("%s: read error:", str);