plan9fox/sys/src/cmd/awd.c
2011-03-30 19:35:09 +03:00

39 lines
661 B
C

#include <u.h>
#include <libc.h>
/*
* like fprint but be sure to deliver as a single write.
* (fprint uses a small write buffer.)
*/
void
xfprint(int fd, char *fmt, ...)
{
char *s;
va_list arg;
va_start(arg, fmt);
s = vsmprint(fmt, arg);
va_end(arg);
if(s == nil)
sysfatal("smprint: %r");
write(fd, s, strlen(s));
free(s);
}
void
main(int argc, char **argv)
{
int fd;
char dir[512];
fd = open("/dev/acme/ctl", OWRITE);
if(fd < 0)
exits(0);
getwd(dir, 512);
if(dir[0]!=0 && dir[strlen(dir)-1]=='/')
dir[strlen(dir)-1] = 0;
xfprint(fd, "name %s/-%s\n", dir, argc > 1 ? argv[1] : "rc");
xfprint(fd, "dumpdir %s\n", dir);
exits(0);
}