Files
NetworkManager/cli/src/utils.c
2010-02-25 09:52:30 -08:00

127 lines
3.1 KiB
C

/* nmcli - command-line tool to control NetworkManager
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*
* (C) Copyright 2010 Red Hat, Inc.
*/
#include <stdio.h>
#include <string.h>
#include <glib.h>
#include "utils.h"
int
matches (const char *cmd, const char *pattern)
{
int len = strlen (cmd);
if (len > strlen (pattern))
return -1;
return memcmp (pattern, cmd, len);
}
int
next_arg (int *argc, char ***argv)
{
if (*argc <= 1) {
return -1;
}
else {
(*argc)--;
(*argv)++;
}
return 0;
}
void
print_table_header (const char *name, ...)
{
va_list ap;
GString *str;
char *col, *line = NULL;
int col_width, width1, width2, table_width = 0;
str = g_string_new (NULL);
va_start (ap, name);
while ((col = va_arg (ap, char *)) != NULL) {
col_width = va_arg (ap, int);
width1 = strlen (col);
width2 = g_utf8_strlen (col, -1); /* Width of the string (in screen colums) */
g_string_append_printf (str, "%-*s", col_width + width1 - width2, col);
g_string_append_c (str, ' '); /* Column separator */
table_width += col_width + width1 - width2 + 1;
}
va_end (ap);
if (table_width <= 0)
table_width = g_utf8_strlen (name, -1) + 4;
/* Print the table header */
line = g_strnfill (table_width, '=');
printf ("%s\n", line);
width1 = strlen (name);
width2 = g_utf8_strlen (name, -1);
printf ("%*s\n", (table_width + width2)/2 + width1 - width2, name);
printf ("%s\n", line);
if (str->len > 0) {
g_string_truncate (str, str->len-1); /* Chop off last column separator */
printf ("%s\n", str->str);
g_free (line);
line = g_strnfill (table_width, '-');
printf ("%s\n", line);
}
g_free (line);
g_string_free (str, TRUE);
}
void
print_table_line (int indent, ...)
{
va_list ap;
GString *str;
char *col, *indent_str;
int col_width, width1, width2;
str = g_string_new (NULL);
va_start (ap, indent);
while ((col = va_arg (ap, char *)) != NULL) {
col_width = va_arg (ap, int);
width1 = strlen (col);
width2 = g_utf8_strlen (col, -1); /* Width of the string (in screen colums) */
g_string_append_printf (str, "%-*s", col_width + width1 - width2, col);
g_string_append_c (str, ' '); /* Column separator */
}
va_end (ap);
/* Print the line */
if (str->len > 0)
{
g_string_truncate (str, str->len-1); /* Chop off last column separator */
if (indent > 0) {
indent_str = g_strnfill (indent, ' ');
g_string_prepend (str, indent_str);
g_free (indent_str);
}
printf ("%s\n", str->str);
}
g_string_free (str, TRUE);
}