builtin/column.c

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