t/helper/test-sha1-array.c

   1 #include "cache.h"
   2 #include "sha1-array.h"
   3
   4 static int print_sha1(const unsigned char sha1[20], void *data)
   5 {
   6         puts(sha1_to_hex(sha1));
   7         return 0;
   8 }
   9
  10 int cmd_main(int argc, const char **argv)
  11 {
  12         struct sha1_array array = SHA1_ARRAY_INIT;
  13         struct strbuf line = STRBUF_INIT;
  14
  15         while (strbuf_getline(&line, stdin) != EOF) {
  16                 const char *arg;
  17                 struct object_id oid;
  18
  19                 if (skip_prefix(line.buf, "append ", &arg)) {
  20                         if (get_oid_hex(arg, &oid))
  21                                 die("not a hexadecimal SHA1: %s", arg);
  22                         sha1_array_append(&array, &oid);
  23                 } else if (skip_prefix(line.buf, "lookup ", &arg)) {
  24                         if (get_oid_hex(arg, &oid))
  25                                 die("not a hexadecimal SHA1: %s", arg);
  26                         printf("%d\n", sha1_array_lookup(&array, oid.hash));
  27                 } else if (!strcmp(line.buf, "clear"))
  28                         sha1_array_clear(&array);
  29                 else if (!strcmp(line.buf, "for_each_unique"))
  30                         sha1_array_for_each_unique(&array, print_sha1, NULL);
  31                 else
  32                         die("unknown command: %s", line.buf);
  33         }
  34         return 0;
  35 }