pkg/compiler: check for unused declarations

Error on unused structs/unions/resources/flags.
Finds tons of bugs.

5 files changed, 0 insertions, 225 deletions

diff --git a/sys/freebsd/socket.txt b/sys/freebsd/socket.txt
index e493fb160..3b7c7822b 100644
--- a/sys/freebsd/socket.txt
+++ b/sys/freebsd/socket.txt
@@ -43,13 +43,6 @@ send_flags = MSG_CONFIRM, MSG_DONTROUTE, MSG_DONTWAIT, MSG_EOR, MSG_NOSIGNAL, MS
 recv_flags = MSG_CMSG_CLOEXEC, MSG_DONTWAIT, MSG_ERRQUEUE, MSG_OOB, MSG_PEEK, MSG_TRUNC, MSG_WAITALL, MSG_WAITFORONE
 cmsg_levels = SOL_SOCKET, IPPROTO_ICMP, SOL_IP, SOL_TCP, LINUX_SOL_UDP, SOL_IPV6, SOL_IPX, SOL_AX25
 
-# This sockaddr type corresponds to the struct sockaddr and is 16 bytes or less.
-sockaddr [
-# AF_UNIX sockaddr in bigger than 16 bytes
-	in	sockaddr_in
-	random	array[int32, 4]
-]
-
 # This sockaddr type corresponds to the sockaddr_storage type and is 128 bytes size.
 sockaddr_storage [
 	un	sockaddr_un
@@ -57,16 +50,6 @@ sockaddr_storage [
 	in6	sockaddr_in6
 ] [varlen]
 
-sockaddr_generic {
-	sa_family	flags[socket_domain, int16]
-	sa_data		array[int8, 14]
-}
-
-sockaddr_storage_generic {
-	sa_family	flags[socket_domain, int16]
-	sa_data		array[int8, 126]
-}
-
 send_msghdr {
 	msg_name	ptr[in, sockaddr_storage, opt]
 	msg_namelen	len[msg_name, int32]
@@ -77,11 +60,6 @@ send_msghdr {
 	msg_flags	flags[send_flags, int32]
 }
 
-send_mmsghdr {
-	msg_hdr	send_msghdr
-	msg_len	int32
-}
-
 recv_msghdr {
 	msg_name	ptr[out, sockaddr_storage, opt]
 	msg_namelen	len[msg_name, int32]
@@ -92,11 +70,6 @@ recv_msghdr {
 	msg_flags	int32
 }
 
-recv_mmsghdr {
-	msg_hdr	recv_msghdr
-	msg_len	int32
-}
-
 cmsghdr {
 	cmsg_len	len[parent, intptr]
 	cmsg_level	flags[cmsg_levels, int32]
diff --git a/sys/freebsd/socket_inet.txt b/sys/freebsd/socket_inet.txt
index fea82c588..6dde4601f 100644
--- a/sys/freebsd/socket_inet.txt
+++ b/sys/freebsd/socket_inet.txt
@@ -105,12 +105,6 @@ ip_msfilter {
 
 ip_msfilter_mode = MCAST_INCLUDE, MCAST_EXCLUDE
 
-in_pktinfo {
-	ipi_ifindex	ifindex
-	ipi_spec_dst	ipv4_addr
-	ipi_addr	ipv4_addr
-}
-
 group_req_in {
 	gr_interface	int32
 	gr_group	sockaddr_storage_in
@@ -121,11 +115,3 @@ group_source_req_in {
 	gsr_group	sockaddr_storage_in
 	gsr_source	sockaddr_storage_in
 }
-
-group_filter_in {
-	gf_interface	int32
-	gf_group	sockaddr_storage_in
-	gf_fmode	flags[ip_msfilter_mode, int32]
-	gf_numsrc	len[gf_slist, int32]
-	gf_slist	array[sockaddr_storage_in]
-}
diff --git a/sys/freebsd/socket_inet6.txt b/sys/freebsd/socket_inet6.txt
index 8ccb932d0..435673c94 100644
--- a/sys/freebsd/socket_inet6.txt
+++ b/sys/freebsd/socket_inet6.txt
@@ -91,11 +91,6 @@ mf6cctl {
 	mf6cc_ifset	array[int32, 8]
 }
 
-ipv6_mreq {
-	multi	ipv6_addr
-	ifindex	ifindex
-}
-
 group_req_in6 {
 	gr_interface	int32
 	gr_group	sockaddr_storage_in6
@@ -107,21 +102,7 @@ group_source_req_in6 {
 	gsr_source	sockaddr_storage_in6
 }
 
-group_filter_in6 {
-	gf_interface	int32
-	gf_group	sockaddr_storage_in6
-	gf_fmode	flags[ip_msfilter_mode, int32]
-	gf_numsrc	len[gf_slist, int32]
-	gf_slist	array[sockaddr_storage_in6]
-}
-
 in6_pktinfo {
 	ipi6_addr	ipv6_addr
 	ipi6_ifindex	ifindex
 }
-
-in6_ifreq {
-	ifr6_addr	ipv6_addr
-	ifr6_prefixlen	int32
-	ifr6_ifindex	ifindex
-}
diff --git a/sys/freebsd/socket_inet_tcp.txt b/sys/freebsd/socket_inet_tcp.txt
index 458ce06ed..1cac4b13d 100644
--- a/sys/freebsd/socket_inet_tcp.txt
+++ b/sys/freebsd/socket_inet_tcp.txt
@@ -52,8 +52,3 @@ setsockopt$inet_tcp_TCP_CONGESTION(fd sock_tcp, level const[IPPROTO_TCP], optnam
 setsockopt$inet6_tcp_TCP_CONGESTION(fd sock_tcp6, level const[IPPROTO_TCP], optname const[TCP_CONGESTION], optval ptr[in, string[tcp_congestion_control_alg_names]], optlen len[optval])
 
 tcp_congestion_control_alg_names = "cubic", "reno", "bic", "cdg", "dctcp", "westwood", "highspeed", "hybla", "htcp", "vegas", "nv", "veno", "scalable", "lp", "yeah", "illinois"
-
-sockaddr_storage_tcp {
-	in	sockaddr_storage_in
-	in6	sockaddr_storage_in6
-}
diff --git a/sys/freebsd/sys.txt b/sys/freebsd/sys.txt
index 60f7f8afb..28b486dcd 100644
--- a/sys/freebsd/sys.txt
+++ b/sys/freebsd/sys.txt
@@ -126,69 +126,21 @@ sigset {
 	mask	int64
 }
 
-sigset_size {
-	ss	ptr[inout, sigset]
-	len	len[ss, intptr]
-}
-
-resource time_sec[intptr]
-resource time_nsec[intptr]
-resource time_usec[intptr]
-
-# prog knowns about this struct type
 timespec {
 	sec	intptr
 	nsec	intptr
 }
 
-# prog knowns about this struct type
 timeval {
 	sec	intptr
 	usec	intptr
 }
 
-statx_timestamp {
-	sec		int64
-	nsec		int32
-	__reserved	int32
-}
-
-itimerspec {
-	interv	timespec
-	value	timespec
-}
-
 itimerval {
 	interv	timeval
 	value	timeval
 }
 
-utimbuf {
-	actime	intptr
-	modtime	intptr
-}
-
-io_event {
-	data	int64
-	obj	int64
-	res	int64
-	res2	int32
-}
-
-cap_header {
-	var	flags[cap_version, int32]
-	pid	pid
-}
-
-cap_data {
-	eff0	int32
-	perm0	int32
-	inher0	int32
-	eff1	int32
-	perm1	int32
-	inher1	int32
-}
-
 # TODO: fd_set needs to be a separate type
 fd_set {
 	mask0	int64
@@ -201,49 +153,6 @@ fd_set {
 	mask7	int64
 }
 
-sock_fprog {
-	len	len[filter, int16]
-	filter	ptr[in, array[sock_filter]]
-}
-
-sock_filter {
-	code	int16
-	jt	int8
-	jf	int8
-	k	int32
-}
-
-file_handle {
-	bytes	len[parent, int32]
-	type	int32
-	handle	array[int8]
-}
-
-mq_attr {
-	flags	intptr
-	maxmsg	intptr
-	msgsize	intptr
-	curmsg	intptr
-	res0	intptr
-	res1	intptr
-	res2	intptr
-	res3	intptr
-}
-
-kexec_segment {
-	buf	buffer[in]
-	sz	len[buf, intptr]
-# TODO: this is address in kernel
-	mem	intptr
-	memsz	intptr
-}
-
-robust_list {
-	next	vma
-	off	intptr
-	pend	vma
-}
-
 rusage {
 	utime	timeval
 	stime	timeval
@@ -268,68 +177,6 @@ rlimit {
 	hard	intptr
 }
 
-tms {
-	utime	intptr
-	stime	intptr
-	cutime	intptr
-	cstime	intptr
-}
-
-timex {
-	stuff0	intptr
-	stuff1	intptr
-	stuff2	intptr
-	stuff3	intptr
-	stuff4	intptr
-	stuff5	intptr
-	stuff6	intptr
-	stuff7	intptr
-	stuff8	intptr
-	stuff9	intptr
-	stuff10	intptr
-	stuff11	intptr
-	stuff12	intptr
-	stuff13	intptr
-	stuff14	intptr
-	stuff15	intptr
-	stuff16	intptr
-	stuff17	intptr
-	stuff18	intptr
-	stuff19	intptr
-	stuff20	intptr
-	stuff21	intptr
-	stuff22	intptr
-	stuff23	intptr
-	stuff24	intptr
-	stuff25	intptr
-}
-
-ustat {
-	free	int32
-	inode	intptr
-	nampac0	int32
-	nampac1	int32
-	nampac2	int32
-}
-
-user_desc {
-	entry_number	int32
-# Base should be vma and limit should be len[base]
-# But these fields are int32, so we can't use vma.
-	base_addr	flags[user_desc_bases, int32]
-	limit		flags[user_desc_limits, int32]
-	seg_32bit	int32:1
-	contents	int32:2
-	read_exec_only	int32:1
-	limit_in_pages	int32:1
-	seg_not_present	int32:1
-	useable		int32:1
-	lm		int32:1
-}
-
-user_desc_bases = 0, 4096, 1048576, 536870912, 536872960, 536875008, 0xffffffff
-user_desc_limits = 0, 1024, 4096, 8192, 16384, 0xffffffff
-
 flock {
 	type	flags[flock_type, int16]
 	whence	flags[seek_whence, int16]
@@ -349,10 +196,6 @@ ucred {
 	gid	gid
 }
 
-fadvise_flags = POSIX_FADV_NORMAL, POSIX_FADV_SEQUENTIAL, POSIX_FADV_RANDOM, POSIX_FADV_NOREUSE, POSIX_FADV_WILLNEED, POSIX_FADV_DONTNEED
-dup_flags = O_CLOEXEC
-clock_type = CLOCK_REALTIME, CLOCK_MONOTONIC, CLOCK_PROCESS_CPUTIME_ID, CLOCK_THREAD_CPUTIME_ID
-cap_version = 0x19980330, 0x20071026, 0x20080522
 pollfd_events = POLLIN, POLLPRI, POLLOUT, POLLERR, POLLHUP, POLLNVAL, POLLRDNORM, POLLRDBAND, POLLWRNORM, POLLWRBAND, POLLINIGNEOF
 mknod_mode = S_IFREG, S_IFCHR, S_IFBLK, S_IFIFO, S_IFSOCK, S_IRUSR, S_IWUSR, S_IXUSR, S_IRGRP, S_IWGRP, S_IXGRP, S_IROTH, S_IWOTH, S_IXOTH
 at_flags = AT_SYMLINK_NOFOLLOW, AT_SYMLINK_FOLLOW
@@ -363,13 +206,10 @@ faccessat_flags = 0x100, 0x200, 0x400, 0x800, 0x1000
 rusage_who = RUSAGE_SELF, RUSAGE_CHILDREN, RUSAGE_THREAD
 rlimit_type = RLIMIT_AS, RLIMIT_CORE, RLIMIT_CPU, RLIMIT_DATA, RLIMIT_FSIZE, RLIMIT_MEMLOCK, RLIMIT_NOFILE, RLIMIT_NPROC, RLIMIT_RSS, RLIMIT_STACK
 clock_id = CLOCK_REALTIME, CLOCK_MONOTONIC, CLOCK_PROCESS_CPUTIME_ID, CLOCK_THREAD_CPUTIME_ID
-sigprocmask_how = SIG_BLOCK, SIG_UNBLOCK, SIG_SETMASK
 getitimer_which = ITIMER_REAL, ITIMER_VIRTUAL, ITIMER_PROF
 wait_options = WNOHANG, WUNTRACED, WCONTINUED, WEXITED, WSTOPPED, WCONTINUED, WNOHANG, WNOWAIT
-waitid_which = P_PID, P_PGID, P_ALL
 timer_flags = 0, TIMER_ABSTIME
 utimensat_flags = 0, AT_SYMLINK_NOFOLLOW
-priority_which = PRIO_PROCESS, PRIO_PGRP, PRIO_USER
 fcntl_dupfd = F_DUPFD, F_DUPFD_CLOEXEC
 fcntl_getflags = F_GETFD, F_GETFL
 fcntl_lock = F_SETLK, F_SETLKW, F_GETLK