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-rw-r--r--c/sha3sum.c7
1 files changed, 5 insertions, 2 deletions
diff --git a/c/sha3sum.c b/c/sha3sum.c
index 4467a72..edfaddf 100644
--- a/c/sha3sum.c
+++ b/c/sha3sum.c
@@ -17,7 +17,7 @@
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include <stdio.h>
-#include <stdlib.h>
+#include <sys/stat.h>
#include "sha3.h"
@@ -566,6 +566,7 @@ int main(int argc, char** argv)
char* filename;
char* fn;
long f, fail, _;
+ struct stat attr;
char* out = binary ? null : (char*)malloc(bn * 2);
@@ -592,7 +593,9 @@ int main(int argc, char** argv)
if ((filename != null) || (stdin == null))
{
initialise(r, c, o);
- blksize = 4096; /** XXX os.stat(os.path.realpath(fn)).st_size; **/
+ blksize = stat(*(argv + f), &attr) ? 0 : attr.st_blksize;
+ if (blksize <= 0)
+ blksize = 4096;
chunk = (char*)malloc(blksize);
for (;;)
{