88 lines
2.9 KiB
C
88 lines
2.9 KiB
C
/*
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* column-list-table.h - helper functions for implementing -H/--list-columns option
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*
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* Copyright (C) 2023 Red Hat, Inc. All rights reserved.
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* Written by Masatake YAMATO <yamato@redhat.com>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it would be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software Foundation,
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* Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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#ifndef UTIL_LINUX_COLUMN_LIST_TABLE_H
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#define UTIL_LINUX_COLUMN_LIST_TABLE_H
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#include "libsmartcols.h"
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#include <stdio.h>
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enum { CLT_COL_HOLDER, CLT_COL_TYPE, CLT_COL_DESC };
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static inline struct libscols_table *xcolumn_list_table_new(const char *table_name,
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FILE *out,
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int raw,
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int json)
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{
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struct clt_colinfo {
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const char *name;
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int flags;
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};
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struct libscols_table *tb;
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scols_init_debug(0);
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tb = scols_new_table();
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if (!tb)
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err(EXIT_FAILURE, _("failed to allocate output table"));
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scols_table_set_name(tb, table_name);
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scols_table_set_stream(tb, out);
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scols_table_enable_noheadings(tb, 1);
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scols_table_enable_raw(tb, raw);
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scols_table_enable_json(tb, json);
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if (!scols_table_new_column(tb, "HOLDER", 0, SCOLS_FL_RIGHT))
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goto failed;
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if (!scols_table_new_column(tb, "TYPE", 0, 0))
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goto failed;
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if (!scols_table_new_column(tb, "DESCRIPTION", 0, 0))
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goto failed;
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return tb;
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failed:
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err(EXIT_FAILURE, _("failed to allocate output column"));
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}
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static inline void xcolumn_list_table_append_line(struct libscols_table *tb,
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const char *name,
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int json_type, const char *fallback_typename,
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const char *desc)
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{
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struct libscols_line *ln = scols_table_new_line(tb, NULL);
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if (!ln)
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err(EXIT_FAILURE, _("failed to allocate output line"));
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if (scols_line_set_data(ln, CLT_COL_HOLDER, name))
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err(EXIT_FAILURE, _("failed to add output data"));
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if (scols_line_set_data(ln, CLT_COL_TYPE, (json_type == SCOLS_JSON_STRING ? "<string>":
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json_type == SCOLS_JSON_ARRAY_STRING ? "<string>":
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json_type == SCOLS_JSON_ARRAY_NUMBER ? "<string>":
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json_type == SCOLS_JSON_NUMBER ? "<integer>":
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json_type == SCOLS_JSON_FLOAT ? "<float>":
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json_type == SCOLS_JSON_BOOLEAN ? "<boolean>":
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fallback_typename ?: "<string>")))
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err(EXIT_FAILURE, _("failed to add output data"));
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if (scols_line_set_data(ln, CLT_COL_DESC, desc))
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err(EXIT_FAILURE, _("failed to add output data"));
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}
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#endif
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