truncate buffer before reading empty files

If readfile() reads an empty file, fgets() won't truncate the buffer
and it'll still contain the contents of the previously read file.

[lh: fixed similar issue in ui-repolist.c]

Signed-off-by: Simon Arlott <simon@fire.lp0.eu>
Signed-off-by: Lars Hjemli <hjemli@gmail.com>
Este commit está contenido en:
Simon Arlott 2009-03-07 00:06:24 +00:00 cometido por Lars Hjemli
padre 6421dc38db
commit 011f2e9bdd
Se han modificado 2 ficheros con 2 adiciones y 0 borrados

Ver fichero

@ -42,6 +42,7 @@ char *readfile(const char *path)
if (!(f = fopen(path, "r")))
return NULL;
buf[0] = 0;
fgets(buf, MAX_PATH, f);
fclose(f);
return buf;

Ver fichero

@ -23,6 +23,7 @@ time_t read_agefile(char *path)
if (!(f = fopen(path, "r")))
return -1;
buf[0] = 0;
if (fgets(buf, sizeof(buf), f) == NULL)
return -1;
fclose(f);