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#include <lib9.h>
static void
usage(void)
{
fprint(2, "usage: mkdir [-p] dir ...\n");
exits("usage");
}
static int
mkdirp(char *s, int pflag)
{
char *p;
if(!pflag) {
if(access(s, 0) == 0){
fprint(2, "mkdir: %s already exists\n", s);
exits("exists");
}
return mkdir(s);
}
/* create intermediate directories */
p = strchr(s+1, '/');
while(p != nil) {
*p = '\0';
if(access(s, 0) != 0 && mkdir(s) != 0)
return -1;
*p = '/';
p = strchr(p+1, '/');
}
/* create final directory */
if(access(s, 0) == 0)
return 0;
return mkdir(s);
}
void
main(int argc, char **argv)
{
int pflag;
pflag = 0;
ARGBEGIN{
case 'p':
pflag++;
break;
default:
usage();
}ARGEND
for(; *argv; argv++){
if(mkdirp(*argv, pflag) < 0){
fprint(2, "mkdir: can't create %s\n", *argv);
perror(0);
exits("error");
}
}
exits(0);
}
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