hdf5/tools/h5diff/h5diff_main.c
Pedro Vicente Nunes 1b008c03aa [svn-r8282] Purpose:
bug fix

Description:
the -p option was not parsing correctly if the input was in the exponential format

Solution:
add a new parse test for floating point numbers

Platforms tested:
linux

Misc. update:
2004-03-25 15:27:47 -05:00

337 lines
8.4 KiB
C

/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
* Copyright by the Board of Trustees of the University of Illinois. *
* All rights reserved. *
* *
* This file is part of HDF5. The full HDF5 copyright notice, including *
* terms governing use, modification, and redistribution, is contained in *
* the files COPYING and Copyright.html. COPYING can be found at the root *
* of the source code distribution tree; Copyright.html can be found at the *
* root level of an installed copy of the electronic HDF5 document set and *
* is linked from the top-level documents page. It can also be found at *
* http://hdf.ncsa.uiuc.edu/HDF5/doc/Copyright.html. If you do not have *
* access to either file, you may request a copy from hdfhelp@ncsa.uiuc.edu. *
* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
#include "h5diff.h"
#include <stdlib.h>
#include <assert.h>
/* Due to alignment issue in Alpha clusters, options must be declared here
* not as a local variable in main().
*/
diff_opt_t options = {0,0,0,0,0,0,0,0};
static void usage(void);
static int check_n_input( const char* );
static int check_f_input( const char* );
/*-------------------------------------------------------------------------
* Function: main
*
* Purpose: h5diff main program
*
* Return: An exit status of 0 means no differences were found, 1 means some
* differences were found.
*
* Programmer: Pedro Vicente, pvn@ncsa.uiuc.edu
*
* Date: May 9, 2003
*
* Comments:
*
* Modifications:
*
*-------------------------------------------------------------------------
*/
int main(int argc, const char *argv[])
{
int i;
const char *s = NULL;
const char *fname1 = NULL;
const char *fname2 = NULL;
const char *objname1 = NULL;
const char *objname2 = NULL;
int nfound=0, ret;
/*-------------------------------------------------------------------------
* initial check of command line options
*-------------------------------------------------------------------------
*/
if ( argc==2 && (strcmp("-h",argv[1])==0) )
usage();
if ( argc<3 )
{
printf("Number of arguments is only %d\n", argc );
usage();
}
/*-------------------------------------------------------------------------
* file names are first
*-------------------------------------------------------------------------
*/
if ( argc>=3 )
{
fname1 = argv[1];
fname2 = argv[2];
}
/*-------------------------------------------------------------------------
* parse command line options
*-------------------------------------------------------------------------
*/
for (i=3; i<argc ; i++)
{
/* get the single-letter switches */
if ( '-'==argv[i][0] )
{
for (s=argv[i]+1; *s; s++)
{
switch (*s) {
default:
printf("-%s is an invalid option\n", s );
usage();
break;
case 'h':
usage();
break;
case 'v':
options.verbose = 1;
break;
case 'r':
options.r = 1;
break;
case 'd':
/* if it is not another option */
if ( i<argc-1 &&'-' != argv[i+1][0] )
{
options.d=1;
if ( check_f_input(argv[i+1])==-1)
{
printf("<-d %s> is not a valid option\n", argv[i+1] );
usage();
}
options.delta = atof(argv[i+1]);
i++; /* go to next */
}
else
{
printf("Not a valid -d option\n");
usage();
}
break;
case 'p':
if ( i<argc-1 &&'-' !=argv[i+1][0] )
{
options.p=1;
if ( check_f_input(argv[i+1])==-1)
{
printf("<-p %s> is not a valid option\n", argv[i+1] );
usage();
}
options.percent = atof(argv[i+1]);
i++; /* go to next */
}
else
{
printf("Not a valid -p option\n");
usage();
}
break;
case 'n':
if ( i<argc-1 && '-' !=argv[i+1][0] )
{
options.n=1;
if ( check_n_input(argv[i+1])==-1)
{
printf("<-n %s> is not a valid option\n", argv[i+1] );
usage();
}
options.count = atoi(argv[i+1]);
i++; /* go to next */
}
else
{
printf("Not a valid -n option\n");
usage();
}
break;
} /*switch*/
} /*for*/
} /*if*/
else /* not single-letter switches */
{
/* check if it is not a -d, -p parameter */
if ( '-'==argv[i-1][0] && ('d'==argv[i-1][1] ||'p'==argv[i-1][1] ))
continue;
else
{
if ( objname1==NULL )
objname1 = argv[i];
if ( objname2==NULL )
{
/* check if we have a second object name */
if ( i+1<argc && '-' !=argv[i+1][0] ) {
/* yes */
objname2 = argv[i+1];
i++; /* go to next */
}
else
/* no */
objname2 = objname1;
} /*objname2*/
} /*else*/
} /*else*/
}/*for*/
/*-------------------------------------------------------------------------
* print the command line options
*-------------------------------------------------------------------------
*/
if (options.verbose)
{
printf("$h5diff");
for (i=1; i<argc ; i++)
{
printf(" %s", argv[i] );
}
printf("\n");
}
nfound = h5diff(fname1,fname2,objname1,objname2,&options);
if (options.verbose) printf("\n");
ret= (nfound==0 ? 0 : 1 );
return ret;
}
/*-------------------------------------------------------------------------
* Function: check_n_input
*
* Purpose: check for valid input
*
* Return: 1 for ok, -1 for fail
*
* Programmer: Pedro Vicente, pvn@ncsa.uiuc.edu
*
* Date: May 9, 2003
*
* Comments:
*
* Modifications:
*
*-------------------------------------------------------------------------
*/
static
int check_n_input( const char *str )
{
unsigned i;
char c;
for ( i = 0; i < strlen(str); i++)
{
c = str[i];
if ( i==0 )
{
if ( c < 49 || c > 57 ) /* ascii values between 1 and 9 */
return -1;
}
else
if ( c < 48 || c > 57 ) /* 0 also */
return -1;
}
return 1;
}
/*-------------------------------------------------------------------------
* Function: check_f_input
*
* Purpose: check for valid input
*
* Return: 1 for ok, -1 for fail
*
* Programmer: Pedro Vicente, pvn@ncsa.uiuc.edu
*
* Date: May 9, 2003
*
* Comments:
*
* Modifications:
*
*-------------------------------------------------------------------------
*/
static
int check_f_input( const char *str )
{
double x;
x=atof(str);
if (x==0)
return -1;
return 1;
}
/*-------------------------------------------------------------------------
* Function: usage
*
* Purpose: print a usage message
*
* Return: void
*
* Programmer: Pedro Vicente, pvn@ncsa.uiuc.edu
*
* Date: May 9, 2003
*
*-------------------------------------------------------------------------
*/
static
void usage(void)
{
printf("Usage: h5diff file1 file2 [OPTIONS] [obj1[obj2]] \n");
printf("\n");
printf("file1 File name of the first HDF5 file\n");
printf("file2 File name of the second HDF5 file\n");
printf("[obj1] Name of an HDF5 object, in absolute path\n");
printf("[obj2] Name of an HDF5 object, in absolute path\n");
printf("[OPTIONS] are:\n");
printf("[-h] Print out this information\n");
printf("[-v] Verbose mode\n");
printf("[-r] Print only what objects differ, not the differences\n");
printf("[-n count] Print difference up to count number\n");
printf("[-d delta] Print difference when it is greater than limit delta\n");
printf("[-p relative] Print difference when it is greater than a relative limit\n");
printf("\n");
printf("Items in [] are optional\n");
printf("[obj1] and [obj2] are HDF5 objects (datasets, groups or datatypes)\n");
printf("The 'count' value must be a positive integer\n");
printf("The 'delta' and 'relative' values must be positive numbers\n");
printf("The -d compare criteria is |a - b| > delta\n");
printf("The -p compare criteria is |1 - b/a| > relative\n");
printf("\n");
printf("Examples:\n");
printf("\n");
printf("1) h5diff file1 file2 /a/b /a/c\n");
printf("\n");
printf(" Compares object '/a/b' in file1 with '/a/c' in file2\n");
printf("\n");
printf("2) h5diff file1 file2 /a/b\n");
printf("\n");
printf(" Compares object '/a/b' in both files\n");
printf("\n");
printf("3) h5diff file1 file2\n");
printf("\n");
printf(" Compares all objects in both files\n");
printf("\n");
exit(0);
}