print5.cpp

c++的一些源代码

/*
    print4.cpp - Read multiple files and print them to the screen
    using a for loop.
 */
#include        <stdio.h>

char *GetProgName (char *);
void ReadIn (FILE *ifp, FILE *ofp);

main(int argc, char *argv[])
{
char *ProgName;
FILE *fp;

    ProgName = GetProgName (argv[0]);
    if (argc < 2)
        {
        fprintf (stderr, "%s: Please enter a file name\n", ProgName);
        return (-1);
        }
    for (int x = 1; x < argc; ++x)
        {
        if ((fp = fopen (argv[x], "rb")) == NULL)
            {
            fprintf (stderr, "%s: Cannot open %s\n", ProgName, argv[x]);
            continue;
            }
        ReadIn (fp, stdout);
        fclose (fp);
        }
    return (0);
}