builtin/column.c

   1 #include "builtin.h"
   2 #include "config.h"
   3 #include "gettext.h"
   4 #include "strbuf.h"
   5 #include "parse-options.h"
   6 #include "string-list.h"
   7 #include "column.h"
   8
   9 static const char * const builtin_column_usage[] = {
  10         N_("git column [<options>]"),
  11         NULL
  12 };
  13 static unsigned int colopts;
  14
  15 static int column_config(const char *var, const char *value,
  16                          const struct config_context *ctx UNUSED, void *cb)
  17 {
  18         return git_column_config(var, value, cb, &colopts);
  19 }
  20
  21 int cmd_column(int argc, const char **argv, const char *prefix)
  22 {
  23         struct string_list list = STRING_LIST_INIT_DUP;
  24         struct strbuf sb = STRBUF_INIT;
  25         struct column_options copts;
  26         const char *command = NULL, *real_command = NULL;
  27         struct option options[] = {
  28                 OPT_STRING(0, "command", &real_command, N_("name"), N_("lookup config vars")),
  29                 OPT_COLUMN(0, "mode", &colopts, N_("layout to use")),
  30                 OPT_INTEGER(0, "raw-mode", &colopts, N_("layout to use")),
  31                 OPT_INTEGER(0, "width", &copts.width, N_("maximum width")),
  32                 OPT_STRING(0, "indent", &copts.indent, N_("string"), N_("padding space on left border")),
  33                 OPT_STRING(0, "nl", &copts.nl, N_("string"), N_("padding space on right border")),
  34                 OPT_INTEGER(0, "padding", &copts.padding, N_("padding space between columns")),
  35                 OPT_END()
  36         };
  37
  38         /* This one is special and must be the first one */
  39         if (argc > 1 && starts_with(argv[1], "--command=")) {
  40                 command = argv[1] + 10;
  41                 git_config(column_config, (void *)command);
  42         } else
  43                 git_config(column_config, NULL);
  44
  45         memset(&copts, 0, sizeof(copts));
  46         copts.padding = 1;
  47         argc = parse_options(argc, argv, prefix, options, builtin_column_usage, 0);
  48         if (copts.padding < 0)
  49                 die(_("%s must be non-negative"), "--padding");
  50         if (argc)
  51                 usage_with_options(builtin_column_usage, options);
  52         if (real_command || command) {
  53                 if (!real_command || !command || strcmp(real_command, command))
  54                         die(_("--command must be the first argument"));
  55         }
  56         finalize_colopts(&colopts, -1);
  57         while (!strbuf_getline(&sb, stdin))
  58                 string_list_append(&list, sb.buf);
  59
  60         print_columns(&list, colopts, &copts);
  61         strbuf_release(&sb);
  62         string_list_clear(&list, 0);
  63         return 0;
  64 }