Revision 0a261b22b02f8c1447c5618e183b504f2379ff79 authored by Eh Tan on 21 June 2007, 22:19:44 UTC, committed by Eh Tan on 21 June 2007, 22:19:44 UTC
1 parent a2f4ad6
Parsing.c
/*
*~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
*
*<LicenseText>
*
* CitcomS by Louis Moresi, Shijie Zhong, Lijie Han, Eh Tan,
* Clint Conrad, Michael Gurnis, and Eun-seo Choi.
* Copyright (C) 1994-2005, California Institute of Technology.
*
* 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
*
*</LicenseText>
*
*~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
*/
/* Routines which read filenames from the command line and
then parse the contents as parameters for citcom */
#include <stdio.h>
#include <sys/types.h>
#ifndef __sunos__
#include <strings.h>
#else
#include <string.h>
#endif
#include "global_defs.h"
#define MAXLINE 1024 /* max length of line in input file */
#define MAXNAME 64 /* max length of name */
#define MAXVALUE 1024 /* max length of value */
#define MAXFILENAME 64 /* max length of par file name */
#define MAXVECTOR 10 /* max # of elements for unspecified vectors */
#define STRANGE_NUM -98765.4321
/* abbreviations: */
#define AL struct arglist
#define PROGNAME ext_par.progname
#define FLAGS ext_par.argflags
#define ARGLIST ext_par.arglist
#define ARGHEAD ext_par.arghead
#define ARGBUF ext_par.argbuf
#define NLIST ext_par.nlist
#define NBUF ext_par.nbuf
#define LISTMAX ext_par.listmax
#define BUFMAX ext_par.bufmax
#define LISTFILE ext_par.listout
#define LISTINC 32 /* increment size for arglist */
#define BUFINC 1024 /* increment size for argbuf */
struct ext_par /* global variables for getpar */
{
char *progname;
int argflags;
struct arglist *arglist;
struct arglist *arghead;
char *argbuf;
int nlist;
int nbuf;
int listmax;
int bufmax;
FILE *listout;
} ext_par;
struct arglist /* structure of list set up by setpar */
{
int argname_offset;
int argval_offset;
int hash;
};
int VERBOSE = 0;
int DESCRIBE = 0;
int BEGINNER = 0;
void setup_parser(E,filename)
struct All_variables *E;
char *filename;
{
void unique_copy_file();
FILE * fp;
char *pl,*pn,*pv;
char t1, t2, line[MAXLINE], name[MAXNAME], value[MAXVALUE];
int i,j,k;
int m=E->parallel.me;
/* should get file length & cpp &c before any further parsing */
/* for now, read one filename from the command line, we'll parse that ! */
/* this section moved to main() */
/* if (ac < 2) { */
/* fprintf(stderr,"Usage: citcom PARAMETERFILE\n"); */
/* exit(10); */
/* } */
if ((fp = fopen(filename,"r")) == NULL) {
fprintf(stderr,"(Parsing #1) File: %s is unreadable\n",filename);
exit(11);
}
unique_copy_file(E,filename,"copy");
/* now the parameter file is open, read into memory */
while( fgets(line,MAXLINE,fp) != NULL )
{ pl= line;
/* loop over entries on each line */
loop:
while(*pl==' ' || *pl=='\t') pl++;
if(*pl=='\0'|| *pl=='\n') continue; /* end of line */
if(*pl=='#') continue; /* end of interpretable part of line */
/* get name */
pn= name;
while(*pl != '=' && *pl != '\0' && *pl != ' '
&& *pl != '\n' /* FIX by Glenn Nelson */
&& *pl != '\t')
*pn++ = *pl++;
*pn = '\0';
if(*pl == '=') pl++;
/* get value */
*value= '\0';
pv= value;
if(*pl=='"' || *pl=='\'')
t1= t2= *pl++;
else
{ t1= ' ';
t2= '\t';
}
while(*pl!=t1 && *pl!=t2 &&
*pl!='\0' && *pl!='\n') *pv++= *pl++;
*pv= '\0';
if(*pl=='"' || *pl=='\'')
pl++;
add_to_parameter_list(name,value);
goto loop;
}
fclose(fp);
ARGHEAD= ARGLIST;
/* Now we can use our routines to check & set their own flags ! */
input_boolean("VERBOSE",&i,"off",m);
input_boolean("DESCRIBE",&j,"off",m);
input_boolean("BEGINNER",&k,"off",m);
VERBOSE=i;
DESCRIBE=j;
BEGINNER=k;
}
void shutdown_parser(E)
struct All_variables *E;
{
if(ARGLIST != NULL) free(ARGLIST);
if(ARGBUF != NULL) free(ARGBUF);
ARGBUF= NULL;
ARGLIST= NULL;
}
add_to_parameter_list(name,value) /* add an entry to arglist, expanding memory */
register char *name, *value; /* if necessary */
{
struct arglist *alptr;
int len;
register char *ptr;
/* check arglist memory */
if(NLIST >= LISTMAX)
{ LISTMAX += LISTINC;
if(ARGLIST == NULL)
ARGLIST= (AL *)malloc(LISTMAX * sizeof(AL));
else
ARGLIST= (AL *)realloc(ARGLIST,LISTMAX * sizeof(AL));
}
/* check argbuf memory */
len= strlen(name) + strlen(value) + 2; /* +2 for terminating nulls */
if(NBUF+len >= BUFMAX)
{ BUFMAX += BUFINC;
if(ARGBUF == NULL)
ARGBUF= (char *)malloc(BUFMAX);
else ARGBUF= (char *)realloc(ARGBUF,BUFMAX);
}
if(ARGBUF == NULL || ARGLIST == NULL)
fprintf(stderr,"cannot allocate memory\n");
/* add name */
alptr= ARGLIST + NLIST;
alptr->hash= compute_parameter_hash_table(name);
alptr->argname_offset = NBUF;
ptr= ARGBUF + NBUF;
do
*ptr++ = *name;
while(*name++);
/* add value */
NBUF += len;
alptr->argval_offset= ptr - ARGBUF;
do
*ptr++ = *value;
while(*value++);
NLIST++;
}
int compute_parameter_hash_table(s)
register char *s;
{ register int h;
h= s[0];
if(s[1])
h |= (s[1])<<8;
else
return(h);
if(s[2])
h |= (s[2])<<16;
else
return(h);
if(s[3])
h |= (s[3])<<24;
return(h);
}
int input_int(name,value,interpret,m)
char *name;
int *value;
char *interpret;
int m;
{
int interpret_control_string();
struct arglist *alptr;
int h, found;
char *str;
int exists,essential;
double Default,minvalue,maxvalue;
if(m==0)
if(DESCRIBE)
fprintf(stderr,"input_int: searching for '%s' with default/range '%s'\n",
name,(interpret == NULL) ? "**EMPTY**" : interpret);
exists = interpret_control_string(interpret,&essential,&Default,&minvalue,&maxvalue);
*value = (int)(Default);
h=compute_parameter_hash_table(name);
found=0;
/* search list backwards, stopping at first find */
for(alptr= ARGLIST +(NLIST-1); alptr >= ARGHEAD; alptr--)
{ if(alptr->hash != h)
continue;
if(strcmp(ARGBUF+alptr->argname_offset,name) != 0)
continue;
str= ARGBUF + alptr->argval_offset;
sscanf(str,"%d",value);
found=1;
break;
}
if(essential && !found)
{ fprintf(stderr,"There MUST be an entry for the parameter %s\n",name);
exit(12);
}
if((minvalue!=STRANGE_NUM) && (*value < (int) minvalue))
{ *value = (int) minvalue;
}
if((maxvalue!=STRANGE_NUM) && (*value > (int) maxvalue))
{ *value = (int) maxvalue;
}
if(m==0)
if(VERBOSE)
{ if (found)
fprintf(stderr,"%25s: (int) = %d \n",name,*value);
else
if (Default != STRANGE_NUM)
fprintf(stderr,"%25s: (int) = not found (%d) \n",name,(int)(Default));
else
{ fprintf(stderr,"%25s: (int) = not found (no default) \n",name);
if(BEGINNER)
{ fprintf(stderr,"\t\t Previously set value gives ...");
fprintf(stderr,"%d\n",*value);
}
}
}
return(found);
}
int input_string(name,value,Default,m) /* in the case of a string default=NULL forces input */
char *name;
char *value;
char *Default;
int m;
{
char *sptr;
struct arglist *alptr;
int h, hno, hyes, found;
char line[MAXLINE], *str, *noname;
int essential;
if(m==0)
if(DESCRIBE)
fprintf(stderr,"input_string: searching for '%s' with default '%s'\n",
name,(Default == NULL) ? "no default" : Default);
h=compute_parameter_hash_table(name);
essential=found=0;
if (Default != NULL) /* Cannot use "Essential" as this is a valid input */
strcpy(value,Default);
else
essential=1;
/* search list backwards, stopping at first find */
for(alptr= ARGLIST +(NLIST-1); alptr >= ARGHEAD; alptr--)
{ if(alptr->hash != h)
continue;
if(strcmp(ARGBUF+alptr->argname_offset,name) != 0)
continue;
str= ARGBUF + alptr->argval_offset;
strcpy(value,str);
found=1;
break;
}
if(essential && !found)
{ fprintf(stderr,"There MUST be an entry for the parameter %s\n",name);
exit(12);
}
if(m==0)
if(VERBOSE)
fprintf(stderr,"%25s: (string) = %s (%s)\n",name,
(found ? value : "not found"),
(Default != NULL ? Default : "no default"));
return(found);
}
int input_boolean(name,value,interpret,m) /* supports name=on/off too */
char *name;
int *value;
char *interpret;
int m;
{ char *sptr;
struct arglist *alptr;
int h, hno, hyes, found;
char line[MAXLINE], *str, *noname;
int essential;
double Default,minvalue,maxvalue;
if(m==0)
if(DESCRIBE)
fprintf(stderr,"input_boolean: searching for '%s' with default/range '%s'\n",
name,(interpret == NULL) ? "**EMPTY**" : interpret);
interpret_control_string(interpret,&essential,&Default,&minvalue,&maxvalue);
*value = (int)(Default);
h=compute_parameter_hash_table(name);
found=0;
/* search list backwards, stopping at first find */
for(alptr= ARGLIST +(NLIST-1); alptr >= ARGHEAD; alptr--)
{ if(alptr->hash != h)
continue;
if(strcmp(ARGBUF+alptr->argname_offset,name) != 0)
continue;
str= ARGBUF + alptr->argval_offset;
found=1;
break;
}
if(!found)
{if(m==0)
if(VERBOSE)
if (Default != STRANGE_NUM)
fprintf(stderr,"%25s: (boolean int) = not found (%d) \n",name,(int)(Default));
else
{ fprintf(stderr,"%25s: (boolean int) = not found (no default) \n",name);
if(BEGINNER)
{ fprintf(stderr,"\t\t Previously set value gives ...");
fprintf(stderr,"%d\n",*value);
}
}
return(0);
}
if((strstr(str,"on")!=NULL) || (strstr(str,"ON")!=NULL))
*value=1;
else if ((strstr(str,"off") != NULL) || (strstr(str,"OFF")!=NULL))
*value=0;
else /* assume some numerical value */
*value=atoi(str);
if(m==0)
if(VERBOSE)
fprintf(stderr,"%25s: (boolean int) = %d \n",name,*value);
return(found);
}
int input_float(name,value,interpret,m)
char *name;
float *value;
char *interpret;
int m;
{ char *sptr;
struct arglist *alptr;
int h, hno, hyes, found;
char line[MAXLINE], *str, *noname;
int exists,essential;
double Default,minvalue,maxvalue;
if(m==0)
if(DESCRIBE)
fprintf(stderr,"input_float: searching for '%s' with default/range '%s'\n",
name,(interpret == NULL) ? "**EMPTY**" : interpret);
exists=interpret_control_string(interpret,&essential,&Default,&minvalue,&maxvalue);
*value = (float) Default;
h=compute_parameter_hash_table(name);
found=0;
/* search list backwards, stopping at first find */
for(alptr= ARGLIST +(NLIST-1); alptr >= ARGHEAD; alptr--)
{ if(alptr->hash != h)
continue;
if(strcmp(ARGBUF+alptr->argname_offset,name) != 0)
continue;
str= ARGBUF + alptr->argval_offset;
sscanf(str,"%f",value);
found=1;
break;
}
if(essential && !found)
{ fprintf(stderr,"There MUST be an entry for the parameter %s\n",name);
exit(12);
}
if((minvalue!=STRANGE_NUM) && (*value < (float) minvalue))
*value = (float) minvalue;
if((maxvalue!=STRANGE_NUM) && (*value > (float) maxvalue))
*value = (float) maxvalue;
if(m==0)
if(VERBOSE)
{ if (found)
fprintf(stderr,"%25s: (float) = %g \n",name,*value);
else
if (Default != STRANGE_NUM)
fprintf(stderr,"%25s: (float) = not found (%g) \n",name,Default);
else
{ fprintf(stderr,"%25s: (float) = not found (no default) \n",name);
if(BEGINNER)
{ fprintf(stderr,"\t\t Previously set value gives ...");
fprintf(stderr,"%g\n",*value);
}
}
}
return(found);
}
int input_double(name,value,interpret,m)
char *name;
double *value;
char *interpret;
int m;
{ char *sptr;
struct arglist *alptr;
int h, hno, hyes, found;
char line[MAXLINE], *str, *noname;
int exists,essential;
double Default,minvalue,maxvalue;
if(m==0)
if(DESCRIBE)
fprintf(stderr,"input_double: searching for '%s' with default/range '%s'\n",
name,(interpret == NULL) ? "**EMPTY**" : interpret);
exists=interpret_control_string(interpret,&essential,&Default,&minvalue,&maxvalue);
*value = Default;
h=compute_parameter_hash_table(name);
found=0;
/* search list backwards, stopping at first find */
for(alptr= ARGLIST +(NLIST-1); alptr >= ARGHEAD; alptr--)
{ if(alptr->hash != h)
continue;
if(strcmp(ARGBUF+alptr->argname_offset,name) != 0)
continue;
str= ARGBUF + alptr->argval_offset;
sscanf(str,"%lf",value);
found=1;
break;
}
if(essential && !found)
{ fprintf(stderr,"There MUST be an entry for the parameter %s\n",name);
exit(12);
}
if((minvalue!=STRANGE_NUM) && (*value < minvalue))
*value = minvalue;
if((maxvalue!=STRANGE_NUM) && (*value > maxvalue))
*value = maxvalue;
if(m==0)
if(VERBOSE)
{ if (found)
fprintf(stderr,"%25s: (double) = %g \n",name,*value);
else
if (Default != STRANGE_NUM)
fprintf(stderr,"%25s: (double) = not found (%g) \n",name,Default);
else
{ fprintf(stderr,"%25s: (double) = not found (no default) \n",name);
if(BEGINNER)
{ fprintf(stderr,"\t\t Previously set value gives ...");
fprintf(stderr,"%g\n",*value);
}
}
}
return(found);
}
int input_int_vector(char *name, int number,int *value,int m)
{
char *sptr;
struct arglist *alptr;
char control_string[500];
int h,i, hno, hyes, found;
char line[MAXLINE], *str, *noname;
if(m==0)
if(DESCRIBE)
fprintf(stderr,"input_int_vector: searching for %s (%d times)\n",name,number);
h=compute_parameter_hash_table(name);
found=0;
/* search list backwards, stopping at first find */
for(alptr= ARGLIST +(NLIST-1); alptr >= ARGHEAD; alptr--)
{ if(alptr->hash != h)
continue;
if(strcmp(ARGBUF+alptr->argname_offset,name) != 0)
continue;
str= ARGBUF + alptr->argval_offset;
found=1;
break;
}
/* now interpret vector */
if(!found) return(0);
for(h=0;h<number;h++)
{ sprintf(control_string,"");
for(i=0;i<h;i++)
strcat(control_string,"%*f,");
strcat(control_string,"%d");
sscanf(str,control_string,&(value[h]));
}
if(m==0)
if(VERBOSE)
fprintf(stderr,"%25s: (vector) = %s\n",name,str);
return(found);
}
int input_char_vector(name,number,value,m)
char *name;
int number;
char *value; /* comma-separated list of ints */
int m;
{ char *sptr;
struct arglist *alptr;
char control_string[500];
int h,i, hno, hyes, found;
char line[MAXLINE], *str, *noname;
if(m==0)
if(DESCRIBE)
fprintf(stderr,"input_char_vector: searching for %s (%d times)\n",name,number);
h=compute_parameter_hash_table(name);
found=0;
/* search list backwards, stopping at first find */
for(alptr= ARGLIST +(NLIST-1); alptr >= ARGHEAD; alptr--)
{ if(alptr->hash != h)
continue;
if(strcmp(ARGBUF+alptr->argname_offset,name) != 0)
continue;
str= ARGBUF + alptr->argval_offset;
found=1;
break;
}
/* now interpret vector */
if(!found) return(0);
for(h=0;h<number;h++)
{ sprintf(control_string,"");
for(i=0;i<h;i++)
strcat(control_string,"%*c,");
strcat(control_string,"%c");
sscanf(str,control_string,&(value[h]));
}
if(m==0)
if(VERBOSE)
fprintf(stderr,"%25s: (vector) = %s\n",name,str);
return(found);
}
int input_float_vector(name,number,value,m)
char *name;
int number;
float *value; /* comma-separated list of floats */
int m;
{ char *sptr;
struct arglist *alptr;
char control_string[500];
int h,i, hno, hyes, found;
char line[MAXLINE], *str, *noname;
if(0==number)
return(0);
if(m==0)
if(DESCRIBE)
fprintf(stderr,"input_float_vector: searching for %s (%d times)\n",name,number);
h=compute_parameter_hash_table(name);
found=0;
/* search list backwards, stopping at first find */
for(alptr= ARGLIST +(NLIST-1); alptr >= ARGHEAD; alptr--)
{ if(alptr->hash != h)
continue;
if(strcmp(ARGBUF+alptr->argname_offset,name) != 0)
continue;
str= ARGBUF + alptr->argval_offset;
found=1;
break;
}
/* now interpret vector */
if(!found) return(0);
for(h=0;h<number;h++)
{ sprintf(control_string,"");
for(i=0;i<h;i++)
strcat(control_string,"%*f,");
strcat(control_string,"%f");
sscanf(str,control_string,&(value[h]));
}
if(m==0)
if(VERBOSE)
fprintf(stderr,"%25s: (float vector) = %s\n",name,str);
return(found);
}
int input_double_vector(name,number,value,m)
char *name;
int number;
double *value; /* comma-separated list of floats */
int m;
{ char *sptr;
struct arglist *alptr;
char control_string[500];
int h,i, hno, hyes, found;
char line[MAXLINE], *str, *noname;
if(m==0)
if(DESCRIBE)
fprintf(stderr,"input_double_vector: searching for %s (%d times)\n",name,number);
h=compute_parameter_hash_table(name);
found=0;
/* search list backwards, stopping at first find */
for(alptr= ARGLIST +(NLIST-1); alptr >= ARGHEAD; alptr--)
{ if(alptr->hash != h)
continue;
if(strcmp(ARGBUF+alptr->argname_offset,name) != 0)
continue;
str= ARGBUF + alptr->argval_offset;
found=1;
break;
}
if(!found) return(0);
/* now interpret vector */
for(h=0;h<number;h++)
{ sprintf(control_string,"");
for(i=0;i<h;i++)
strcat(control_string,"%*f,");
strcat(control_string,"%lf");
sscanf(str,control_string,&(value[h]));
}
if(m==0)
if(VERBOSE)
fprintf(stderr,"%25s: (double vector) = %s\n",name,str);
return(found);
}
/* =================================================== */
/* This is needed to be fixed on Linux machine
The function strtok does not work on linux machine
*/
int interpret_control_string(interpret,essential,Default,minvalue,maxvalue)
char *interpret;
int *essential;
double *Default,*minvalue,*maxvalue;
{ char *substring;
*Default=*maxvalue=*minvalue=STRANGE_NUM;
*essential=0;
if (strstr(interpret,"essential")!=NULL)
{ *essential=1; /* no default possible, must read a value */
return(0);
}
if (strstr(interpret,"nodefault")==NULL)
{ if((strstr(interpret,"on")!=NULL) || (strstr(interpret,"ON")!=NULL))
*Default = 1.0;
else
if ((strstr(interpret,"off") != NULL) || (strstr(interpret,"OFF")!=NULL))
*Default = 0.0;
else
sscanf(interpret,"%lf",Default); /* read number as a default value */
}
if ((substring=strstr(interpret,",")) == NULL) /* minvalue */
{ /* no minimum, no maximum */
return(1);
}
if (strstr(substring,"nomin")==NULL)
sscanf(substring,"%lf",minvalue);
if ((substring=strstr(substring,",")) == NULL) /* maxvalue */
{ /* no maximum */
/* if (DESCRIBE) */
/* fprintf(stderr,"minimum but no maximum\n"); */
return(2);
}
if (strstr(substring,"nomax")==NULL)
sscanf(substring,"%lf",maxvalue);
return(0);
}
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