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/* concat3.c: concatenate three strings.
Copyright (C) 1992 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, 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., 675 Mass Ave, Cambridge, MA 02139, USA. */
#include "config.h"
string
concat3 P3C(const_string, s1, const_string, s2, const_string, s3)
{
string answer = NULL;
assert (s1 != NULL);
assert (s2 != NULL);
assert (s3 != NULL);
if (s1 != NULL && s2 != NULL && s3 != NULL)
{
answer = (string) xmalloc (strlen (s1) + strlen (s2) + strlen (s3) + 1);
strcpy (answer, s1);
strcat (answer, s2);
strcat (answer, s3);
}
return answer;
}
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