--- imach/src/imach.c	2006/03/16 17:45:01	1.121
+++ imach/src/imach.c	2006/03/20 09:45:41	1.122
@@ -1,6 +1,14 @@
-/* $Id: imach.c,v 1.121 2006/03/16 17:45:01 lievre Exp $
+/* $Id: imach.c,v 1.122 2006/03/20 09:45:41 brouard Exp $
   $State: Exp $
   $Log: imach.c,v $
+  Revision 1.122  2006/03/20 09:45:41  brouard
+  (Module): Weights can have a decimal point as for
+  English (a comma might work with a correct LC_NUMERIC environment,
+  otherwise the weight is truncated).
+  Modification of warning when the covariates values are not 0 or
+  1.
+  Version 0.98g
+
   Revision 1.121  2006/03/16 17:45:01  lievre
   * imach.c (Module): Comments concerning covariates added
 
@@ -338,11 +346,11 @@ extern int errno;
 #define ODIRSEPARATOR '/'
 #endif
 
-/* $Id: imach.c,v 1.121 2006/03/16 17:45:01 lievre Exp $ */
+/* $Id: imach.c,v 1.122 2006/03/20 09:45:41 brouard Exp $ */
 /* $State: Exp $ */
 
-char version[]="Imach version 0.98f, March 2006, INED-EUROREVES-Institut de longevite ";
-char fullversion[]="$Revision: 1.121 $ $Date: 2006/03/16 17:45:01 $"; 
+char version[]="Imach version 0.98g, March 2006, INED-EUROREVES-Institut de longevite ";
+char fullversion[]="$Revision: 1.122 $ $Date: 2006/03/20 09:45:41 $"; 
 char strstart[80];
 char optionfilext[10], optionfilefiname[FILENAMELENGTH];
 int erreur, nberr=0, nbwarn=0; /* Error number, number of errors number of warnings  */
@@ -416,6 +424,7 @@ char strcurr[80], strfor[80];
 
 char *endptr;
 long lval;
+double dval;
 
 #define NR_END 1
 #define FREE_ARG char*
@@ -4813,12 +4822,12 @@ int main(int argc, char *argv[])
     
     cutv(stra, strb,line,' '); 
     errno=0;
-    lval=strtol(strb,&endptr,10); 
+    dval=strtod(strb,&endptr); 
     if( strb[0]=='\0' || (*endptr != '\0')){
-      printf("Error reading data around '%d' at line number %ld %s for individual %d\nShould be a weight.  Exiting.\n",lval, i,line,linei);
+      printf("Error reading data around '%f' at line number %ld, \"%s\" for individual %d\nShould be a weight.  Exiting.\n",dval, i,line,linei);
       exit(1);
     }
-    weight[i]=(double)(lval); 
+    weight[i]=dval; 
     strcpy(line,stra);
     
     for (j=ncovcol;j>=1;j--){
@@ -4830,7 +4839,15 @@ int main(int argc, char *argv[])
 	exit(1);
       }
       if(lval <-1 || lval >1){
-	printf("Error reading data around '%d' at line number %ld %s for individual %d, '%s'\nShould be a value of the %d covar (meaning 0 for the reference or 1. IMaCh does not build design variables, do it your self).  Exiting.\n",lval,linei, i,line,j);
+	printf("Error reading data around '%d' at line number %ld for individual %d, '%s'\n \
+ Should be a value of %d(nth) covariate (0 should be the value for the reference and 1\n \
+ for the alternative. IMaCh does not build design variables automatically, do it yourself.\n \
+ For example, for multinomial values like 1, 2 and 3,\n \
+ build V1=0 V2=0 for the reference value (1),\n \
+        V1=1 V2=0 for (2) \n \
+ and V1=0 V2=1 for (3). V1=1 V2=1 should not exist and the corresponding\n \
+ output of IMaCh is often meaningless.\n \
+ Exiting.\n",lval,linei, i,line,j);
 	exit(1);
       }
       covar[j][i]=(double)(lval);