Andrew's git - gitweb.git/blob - builtin-check-attr.c

   1#include "builtin.h"
   2#include "attr.h"
   3#include "quote.h"
   4
   5static const char check_attr_usage[] =
   6"git-check-attr attr... [--] pathname...";
   7
   8int cmd_check_attr(int argc, const char **argv, const char *prefix)
   9{
  10        struct git_attr_check *check;
  11        int cnt, i, doubledash;
  12
  13        doubledash = -1;
  14        for (i = 1; doubledash < 0 && i < argc; i++) {
  15                if (!strcmp(argv[i], "--"))
  16                        doubledash = i;
  17        }
  18
  19        /* If there is no double dash, we handle only one attribute */
  20        if (doubledash < 0) {
  21                cnt = 1;
  22                doubledash = 1;
  23        } else
  24                cnt = doubledash - 1;
  25        doubledash++;
  26
  27        if (cnt <= 0 || argc < doubledash)
  28                usage(check_attr_usage);
  29        check = xcalloc(cnt, sizeof(*check));
  30        for (i = 0; i < cnt; i++) {
  31                const char *name;
  32                struct git_attr *a;
  33                name = argv[i + 1];
  34                a = git_attr(name, strlen(name));
  35                if (!a)
  36                        return error("%s: not a valid attribute name", name);
  37                check[i].attr = a;
  38        }
  39
  40        for (i = doubledash; i < argc; i++) {
  41                int j;
  42                if (git_checkattr(argv[i], cnt, check))
  43                        die("git_checkattr died");
  44                for (j = 0; j < cnt; j++) {
  45                        void *value = check[j].value;
  46
  47                        if (ATTR_TRUE(value))
  48                                value = "set";
  49                        else if (ATTR_FALSE(value))
  50                                value = "unset";
  51                        else if (ATTR_UNSET(value))
  52                                value = "unspecified";
  53
  54                        write_name_quoted("", 0, argv[i], 1, stdout);
  55                        printf(": %s: %s\n", argv[j+1], (char *) value);
  56                }
  57        }
  58        return 0;
  59}