mirror of
https://sourceware.org/git/glibc.git
synced 2024-11-30 00:31:08 +00:00
48 lines
1.2 KiB
C
48 lines
1.2 KiB
C
/* Example of a Variadic Function
|
|
Copyright (C) 1991-2012 Free Software Foundation, Inc.
|
|
|
|
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, if not, see <http://www.gnu.org/licenses/>.
|
|
*/
|
|
|
|
#include <stdarg.h>
|
|
#include <stdio.h>
|
|
|
|
int
|
|
add_em_up (int count,...)
|
|
{
|
|
va_list ap;
|
|
int i, sum;
|
|
|
|
va_start (ap, count); /* Initialize the argument list. */
|
|
|
|
sum = 0;
|
|
for (i = 0; i < count; i++)
|
|
sum += va_arg (ap, int); /* Get the next argument value. */
|
|
|
|
va_end (ap); /* Clean up. */
|
|
return sum;
|
|
}
|
|
|
|
int
|
|
main (void)
|
|
{
|
|
/* This call prints 16. */
|
|
printf ("%d\n", add_em_up (3, 5, 5, 6));
|
|
|
|
/* This call prints 55. */
|
|
printf ("%d\n", add_em_up (10, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10));
|
|
|
|
return 0;
|
|
}
|