+++ /dev/null
-/*
- * This file is part of TISEAN
- *
- * Copyright (c) 1998-2007 Rainer Hegger, Holger Kantz, Thomas Schreiber
- *
- * TISEAN 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.
- *
- * TISEAN 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 TISEAN; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
- */
-/*Author: Rainer Hegger Last modified: Aug 19, 1999 */
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-#include <ctype.h>
-#include "tisean_cec.h"
-
-extern void check_alloc(void*);
-/* possible types are
- 'd' (long) integer
- 'u' unsigned (long)
- '1' one or two unsigned (long) numbers, separated by comma, if two
- '2' two unsigned (long) numbers separated by a comma
- '3' three unsigned (long) numbers separated by commas
- 'f' float
- 's' string
- 'o' optional string (must only begin with a minus if there is no space)
- 'n' no parameter
- */
-
-void check_unsigned(char *tocheck,int which)
-{
- int i,n;
- char ok=1;
-
- n=strlen(tocheck);
- for (i=0;i<n;i++)
- if (!isdigit((unsigned int)tocheck[i]))
- ok=0;
-
- if (!ok) {
- fprintf(stderr,"Wrong type of parameter for flag -%c. Has to be an "
- "unsigned integer\n",which);
- exit(CHECK_OPTION_NOT_UNSIGNED);
- }
-}
-
-void check_integer(char *tocheck,int which)
-{
- int i,n;
- char ok=1;
-
- n=strlen(tocheck);
- ok=(tocheck[0] == '-') || isdigit((unsigned int)tocheck[0]);
- if (ok)
- for (i=1;i<n;i++)
- if (!isdigit((unsigned int)tocheck[i]))
- ok=0;
-
- if (!ok) {
- fprintf(stderr,"Wrong type of parameter for flag -%c. Has to be an "
- "integer\n",which);
- exit(CHECK_OPTION_NOT_INTEGER);
- }
-}
-
-void check_float(char *tocheck,int which)
-{
- double dummy;
- int found;
- char *rest;
-
- check_alloc(rest=(char*)calloc(strlen(tocheck)+1,(size_t)1));
- found=sscanf(tocheck,"%lf%s",&dummy,rest);
- if (found != 1) {
- fprintf(stderr,"Wrong type of parameter for flag -%c. Has to be a "
- "float\n",which);
- exit(CHECK_OPTION_NOT_FLOAT);
- }
- free(rest);
-}
-
-void check_two(char *tocheck,int which)
-{
- int i,j;
- unsigned int len;
-
- len=(unsigned int)strlen(tocheck);
- for (i=0;i<len;i++)
- if (tocheck[i] == ',')
- break;
- if (i >= (len-1)) {
- fprintf(stderr,"Wrong type of parameter for flag -%c. Has to be"
- " unsigned,unsigned\n",which);
- exit(CHECK_OPTION_NOT_TWO);
- }
- for (j=0;j<i;j++)
- if (!isdigit((unsigned int)tocheck[j])) {
- fprintf(stderr,"Wrong type of parameter for flag -%c. Has to be"
- " unsigned,unsigned\n",which);
- exit(CHECK_OPTION_NOT_TWO);
- }
- for (j=i+1;j<len;j++)
- if (!isdigit((unsigned int)tocheck[j])) {
- fprintf(stderr,"Wrong type of parameter for flag -%c. Has to be"
- " unsigned,unsigned\n",which);
- exit(CHECK_OPTION_NOT_TWO);
- }
-}
-
-void check_three(char *tocheck,int which)
-{
- int i,j,k;
- unsigned int len;
-
- len=(unsigned int)strlen(tocheck);
- for (i=0;i<len;i++)
- if (tocheck[i] == ',')
- break;
-
- if (i >= (len-1)) {
- fprintf(stderr,"Wrong type of parameter for flag -%c. Has to be"
- " unsigned,unsigned,unsigned\n",which);
- exit(CHECK_OPTION_NOT_THREE);
- }
-
- for (j=i+1;j<len;j++)
- if (tocheck[j] == ',')
- break;
-
- if (j >= (len-1)) {
- fprintf(stderr,"Wrong type of parameter for flag -%c. Has to be"
- " unsigned,unsigned,unsigned\n",which);
- exit(CHECK_OPTION_NOT_THREE);
- }
-
- for (k=0;k<i;k++)
- if (!isdigit((unsigned int)tocheck[k])) {
- fprintf(stderr,"Wrong type of parameter for flag -%c. Has to be"
- " unsigned,unsigned,unsigned\n",which);
- exit(CHECK_OPTION_NOT_THREE);
- }
- for (k=i+1;k<j;k++)
- if (!isdigit((unsigned int)tocheck[k])) {
- fprintf(stderr,"Wrong type of parameter for flag -%c. Has to be"
- " unsigned,unsigned,unsigned\n",which);
- exit(CHECK_OPTION_NOT_THREE);
- }
- for (k=j+1;k<len;k++)
- if (!isdigit((unsigned int)tocheck[k])) {
- fprintf(stderr,"Wrong type of parameter for flag -%c. Has to be"
- " unsigned,unsigned,unsigned\n",which);
- exit(CHECK_OPTION_NOT_THREE);
- }
-}
-
-char check_optional(char *tocheck,int which)
-{
- if (tocheck[0] == '-') {
- fprintf(stderr,"If you want to give the -%c flag a parameter starting"
- " with a - don't put a space. Ignoring it.\n",which);
- return 0;
- }
- return 1;
-}
-
-char* check_option(char **in,int n,int which,int type)
-{
- char test,*ret=NULL,wasfound=0,ok=1;
- int i;
-
- for (i=1;i<n;i++) {
- if (in[i] != NULL) {
- test= (in[i][0] == '-') && (in[i][1] == which);
- if (test) {
- wasfound=1;
- if (type != 'n') {
- if (strlen(in[i]) > 2) {
- switch(type) {
- case 'u': check_unsigned(in[i]+2,which);break;
- case 'd': check_integer(in[i]+2,which);break;
- case 'f': check_float(in[i]+2,which);break;
- case '2': check_two(in[i]+2,which);break;
- case '3': check_three(in[i]+2,which);break;
- }
- if (ret != NULL)
- free(ret);
- check_alloc(ret=(char*)calloc(strlen(in[i]+2)+1,(size_t)1));
- strcpy(ret,in[i]+2);
- in[i]=NULL;
- }
- else {
- in[i]=NULL;
- i++;
- if (i < n) {
- if (in[i] != NULL) {
- switch(type) {
- case 'u': check_unsigned(in[i],which);break;
- case 'd': check_integer(in[i],which);break;
- case 'f': check_float(in[i],which);break;
- case '2': check_two(in[i],which);break;
- case '3': check_three(in[i]+2,which);break;
- case 'o': ok=check_optional(in[i],which);break;
- }
- if (ok) {
- if (ret != NULL)
- free(ret);
- check_alloc(ret=(char*)calloc(strlen(in[i])+1,(size_t)1));
- strcpy(ret,in[i]);
- in[i]=NULL;
- }
- else {
- i--;
- if (ret != NULL)
- free(ret);
- ret=NULL;
- }
- }
- }
- else {
- if (ret != NULL) {
- free(ret);
- ret=NULL;
- }
- }
- }
- }
- else {
- in[i]=NULL;
- }
- }
- }
- }
-
- if (((type == 'o') || (type == 'n')) && (ret == NULL) && wasfound)
- return "";
-
- if (wasfound && (ret == NULL)) {
- fprintf(stderr,"The option -%c needs some value. Exiting!\n",which);
- exit(CHECK_OPTION_C_NO_VALUE);
- }
- return ret;
-}
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