groupio_makefn.c

来自「VDmpi VdmpiVDmpi VdmpiVDmpi VdmpiVDmpi V」· C语言 代码 · 共 28 行

/******************************************************************************
* FILE: groupIO_makefn.c
* DESCRIPTION: Makes unique filenames for the groupIO codes
* AUTHOR:  Blaise Barney
* LAST REVISED: 11/18/94 RYL
******************************************************************************/

#include <stdio.h>
#include <string.h>
#include <stdlib.h>

void makefilename (char * fn, int n, char grp) {
#define ASCII_ADD       48
char    *homedir,
        suffix[5];

homedir = getenv("HOME");
strcpy(fn,homedir);
strcat(fn,"/file.");
suffix[0] = n/100 + ASCII_ADD;
suffix[1] = n%100/10 + ASCII_ADD;
suffix[2] = n%10 + ASCII_ADD;
suffix[3] = '.';
suffix[4] = grp; 
suffix[5] = '\0';
strcat(fn,suffix);
}