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Diffstat (limited to 'util.c')
| -rw-r--r-- | util.c | 61 |
1 files changed, 61 insertions, 0 deletions
@@ -0,0 +1,61 @@ +/* + + viDOOM - level editor for DOOM + + Copyright (C) 2000 Ian Cowburn (ianc@noddybox.demon.co.uk) + + 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + + ------------------------------------------------------------------------- + + Utility functions + +*/ +static const char rcs_id[]="$Id$"; + +#include "config.h" + +#include <string.h> +#include "util.h" + +#define TRIM_NO 10 +#define TRIM_MAX 80 + + +char *TrimStr(char *p, int n) +{ + static int i=0; + static char trim[TRIM_NO][TRIM_MAX+1]; + int l; + + i=(i+1)%TRIM_NO; + n=MIN(n,TRIM_MAX); + l=strlen(p); + + if (n>l) + strcpy(trim[i],p); + else + { + strncpy(trim[i],p,n); + trim[i][n-2]='.'; + trim[i][n-1]='.'; + trim[i][n]=0; + } + + return(trim[i]); +} + + +/* END OF FILE */ |