make xsocket()'s returned fd CLOEXEC.
void loopfiles_rw(char **argv, int flags, int permissions,
void (*function)(int fd, char *name));
void loopfiles(char **argv, void (*function)(int fd, char *name));
-void xsendfile(int in, int out);
+long long xsendfile(int in, int out);
int wfchmodat(int rc, char *name, mode_t mode);
int copy_tempfile(int fdin, char *name, char **tempname);
void delete_tempfile(int fdin, int fdout, char **tempname);
int fd = socket(domain, type, protocol);
if (fd < 0) perror_exit("socket %x %x", type, protocol);
+ fcntl(fd, F_SETFD, FD_CLOEXEC);
+
return fd;
}
fd = (ai->ai_next ? socket : xsocket)(ai->ai_family, ai->ai_socktype,
ai->ai_protocol);
if (!connect(fd, ai->ai_addr, ai->ai_addrlen)) break;
- else if (!ai2->ai_next) perror_exit("connect");
+ else if (!ai->ai_next) perror_exit("connect");
close(fd);
}
freeaddrinfo(ai2);
// share a stack, so child returning from a function would stomp the return
// address parent would need. Solution: make vfork() an argument so processes
// diverge before function gets called.
-pid_t xvforkwrap(pid_t pid)
+pid_t __attribute__((noinline)) xvforkwrap(pid_t pid)
{
if (pid == -1) perror_exit("vfork");
// Copy the rest of in to out and close both files.
-void xsendfile(int in, int out)
+long long xsendfile(int in, int out)
{
+ long long total = 0;
long len;
- if (in<0) return;
+ if (in<0) return 0;
for (;;) {
len = xread(in, libbuf, sizeof(libbuf));
if (len<1) break;
xwrite(out, libbuf, len);
+ total += len;
}
+
+ return total;
}
// parse fractional seconds with optional s/m/h/d suffix