Edwin Steiner wrote:
> I found it most reliable for testing to write a simple C
> program that prints its argv[] array.
I did that a few years ago, and in case anyone is interested,
here is what I used.
/* Echo arguments in one line.
* John Beckett 2007/05/25
* This is to see what is passed to program by Vim system().
*
* If name of program contains "echoarg", program runs
* and terminates.
* Otherwise, program prompts user to press Enter so the window
* can be seen, for example, if invoked with Vim system().
*/
#include <stdio.h>
#include <string.h>
#include <windows.h>
#define MAXLN 2000
int main(int argc, char *argv[])
{
char buf[MAXLN+10+1] = "";
char *p = buf;
int j;
int wait = (strstr(argv[0], "echoarg") == NULL);
printf("Raw command line:\n%s\n\n", GetCommandLine());
printf("Arguments passed to argv:\n");
for ( j = 0; j < argc; ++j ) {
if ( (p + strlen(argv[j])) > (buf + MAXLN) )
break;
p += sprintf(p, "[%d %s]", j, argv[j]);
}
printf("%s\n", buf);
if ( wait ) {
printf("\nEchoarg will terminate when you press Enter\n");
getchar();
}
return 0;
}
John
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