ref: 518fd3ec8350a010e5ed6490e1106c66af8f4d02
dir: /sys/src/cmd/awd.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); }