Makefile: add framework to verify and bench sha1 implementations.

Signed-off-by: Junio C Hamano <junkio@cox.net>

1 files changed, 24 insertions, 0 deletions

diff --git a/test-sha1.c b/test-sha1.c
new file mode 100644
index 0000000000..2efc315ee3
--- /dev/null
+++ b/test-sha1.c
@@ -0,0 +1,24 @@
+#include "cache.h"
+
+int main(int ac, char **av)
+{
+	SHA_CTX ctx;
+	unsigned char sha1[20];
+
+	SHA1_Init(&ctx);
+
+	while (1) {
+		ssize_t sz;
+		char buffer[8192];
+		sz = xread(0, buffer, sizeof(buffer));
+		if (sz == 0)
+			break;
+		if (sz < 0)
+			die("test-sha1: %s", strerror(errno));
+		SHA1_Update(&ctx, buffer, sz);
+	}
+	SHA1_Final(sha1, &ctx);
+	puts(sha1_to_hex(sha1));
+	exit(0);
+}
+