git

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#include "builtin.h"
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#include "config.h"
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#include "gettext.h"
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#include "strbuf.h"
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#include "parse-options.h"
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#include "string-list.h"
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#include "column.h"
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static const char * const builtin_column_usage[] = {
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	N_("git column [<options>]"),
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	NULL
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};
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static unsigned int colopts;
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static int column_config(const char *var, const char *value,
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			 const struct config_context *ctx UNUSED, void *cb)
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{
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	return git_column_config(var, value, cb, &colopts);
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}
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int cmd_column(int argc, const char **argv, const char *prefix)
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{
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	struct string_list list = STRING_LIST_INIT_DUP;
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	struct strbuf sb = STRBUF_INIT;
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	struct column_options copts;
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	const char *command = NULL, *real_command = NULL;
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	struct option options[] = {
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		OPT_STRING(0, "command", &real_command, N_("name"), N_("lookup config vars")),
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		OPT_COLUMN(0, "mode", &colopts, N_("layout to use")),
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		OPT_INTEGER(0, "raw-mode", &colopts, N_("layout to use")),
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		OPT_INTEGER(0, "width", &copts.width, N_("maximum width")),
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		OPT_STRING(0, "indent", &copts.indent, N_("string"), N_("padding space on left border")),
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		OPT_STRING(0, "nl", &copts.nl, N_("string"), N_("padding space on right border")),
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		OPT_INTEGER(0, "padding", &copts.padding, N_("padding space between columns")),
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		OPT_END()
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	};
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	/* This one is special and must be the first one */
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	if (argc > 1 && starts_with(argv[1], "--command=")) {
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		command = argv[1] + 10;
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		git_config(column_config, (void *)command);
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	} else
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		git_config(column_config, NULL);
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	memset(&copts, 0, sizeof(copts));
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	copts.padding = 1;
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	argc = parse_options(argc, argv, prefix, options, builtin_column_usage, 0);
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	if (copts.padding < 0)
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		die(_("%s must be non-negative"), "--padding");
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	if (argc)
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		usage_with_options(builtin_column_usage, options);
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	if (real_command || command) {
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		if (!real_command || !command || strcmp(real_command, command))
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			die(_("--command must be the first argument"));
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	}
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	finalize_colopts(&colopts, -1);
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	while (!strbuf_getline(&sb, stdin))
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		string_list_append(&list, sb.buf);
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	print_columns(&list, colopts, &copts);
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	strbuf_release(&sb);
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	string_list_clear(&list, 0);
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	return 0;
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}
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