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#include <stdlib.h>
#include <string.h>
char **
buildargv (char *input)
{
static char *arglist[256];
int numargs = 0;
while (1)
{
while (*input == ' ')
input++;
if (*input == 0)
break;
arglist [numargs++] = input;
while (*input != ' ' && *input != 0)
input++;
if (*input == 0)
break;
*(input++) = 0;
}
arglist [numargs] = NULL;
return arglist;
}
int main()
{
char **args;
char input[256];
int i;
strcpy(input, " a b");
args = buildargv(input);
if (strcmp (args[0], "a"))
abort ();
if (strcmp (args[1], "b"))
abort ();
if (args[2] != NULL)
abort ();
exit (0);
}
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