global: remove unnecessary includes from C files.

Basically, `devtools/reduce-includes.sh */*.c`.

Build time from make clean (RUST=0) (includes building external libs):

Before:
	real    0m38.944000-40.416000(40.1131+/-0.4)s
	user    3m6.790000-17.159000(15.0571+/-2.8)s
	sys     0m35.304000-37.336000(36.8942+/-0.57)s
After:
	real    0m37.872000-39.974000(39.5466+/-0.59)s
	user    3m1.211000-14.968000(12.4556+/-3.9)s
	sys     0m35.008000-36.830000(36.4143+/-0.5)s

Build time after touch config.vars (RUST=0):

Before:
	real    0m19.831000-21.862000(21.5528+/-0.58)s
	user    2m15.361000-30.731000(28.4798+/-4.4)s
	sys     0m21.056000-22.339000(22.0346+/-0.35)s

After:
	real    0m18.384000-21.307000(20.8605+/-0.92)s
	user    2m5.585000-26.843000(23.6017+/-6.7)s
	sys     0m19.650000-22.003000(21.4943+/-0.69)s

Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>

devtools/bip137-verifysignature.c

@@ -1,8 +1,5 @@
 #include "config.h"
-#include <assert.h>
-#include <bitcoin/base58.h>
 #include <bitcoin/pubkey.h>
-#include <bitcoin/shadouble.h>
 #include <bitcoin/varint.h>
 #include <ccan/err/err.h>
 #include <common/addr.h>

devtools/bolt12-cli.c

@@ -1,5 +1,4 @@
 #include "config.h"
-#include <bitcoin/chainparams.h>
 #include <bitcoin/tx.h>
 #include <ccan/array_size/array_size.h>
 #include <ccan/err/err.h>
@@ -7,14 +6,12 @@
 #include <ccan/tal/str/str.h>
 #include <common/bech32_util.h>
 #include <common/bolt12_merkle.h>
-#include <common/configdir.h>
 #include <common/features.h>
 #include <common/iso4217.h>
 #include <common/setup.h>
 #include <common/utils.h>
 #include <common/version.h>
 #include <inttypes.h>
-#include <secp256k1_schnorrsig.h>
 #include <stdio.h>
 #include <time.h>
 

devtools/checkchannels.c

@@ -5,7 +5,6 @@
 #include <bitcoin/short_channel_id.h>
 #include <ccan/crypto/hkdf_sha256/hkdf_sha256.h>
 #include <ccan/err/err.h>
-#include <ccan/mem/mem.h>
 #include <ccan/opt/opt.h>
 #include <ccan/tal/grab_file/grab_file.h>
 #include <ccan/tal/path/path.h>

devtools/convert-gossmap.c

@@ -1,14 +1,10 @@
 /* Tool we can use to convert our testing gossip_store files */
 #include "config.h"
-#include <ccan/crc32c/crc32c.h>
 #include <ccan/err/err.h>
-#include <ccan/opt/opt.h>
 #include <ccan/read_write_all/read_write_all.h>
 #include <common/gossip_store.h>
 #include <common/utils.h>
-#include <fcntl.h>
 #include <gossipd/gossip_store_wiregen.h>
-#include <stdio.h>
 #include <unistd.h>
 #include <wire/peer_wire.h>
 

devtools/fp16.c

@@ -1,6 +1,5 @@
 /* Simple tool to convert to/from our internal fp16 representation */
 #include "config.h"
-#include <ccan/err/err.h>
 #include <ccan/opt/opt.h>
 #include <common/fp16.h>
 #include <common/setup.h>

devtools/gossipwith.c

@@ -1,7 +1,5 @@
 /* Simple tool to route gossip from a peer. */
 #include "config.h"
-#include <bitcoin/block.h>
-#include <bitcoin/chainparams.h>
 #include <ccan/array_size/array_size.h>
 #include <ccan/err/err.h>
 #include <ccan/io/io.h>
@@ -12,14 +10,9 @@
 #include <ccan/time/time.h>
 #include <common/cryptomsg.h>
 #include <common/features.h>
-#include <common/peer_failed.h>
-#include <common/per_peer_state.h>
 #include <common/ping.h>
-#include <common/status.h>
 #include <inttypes.h>
 #include <netdb.h>
-#include <poll.h>
-#include <secp256k1_ecdh.h>
 #include <stdio.h>
 #include <wire/peer_wire.h>
 

devtools/gossmap-compress.c

@@ -1,15 +1,11 @@
 #include "config.h"
-#include <bitcoin/privkey.h>
-#include <bitcoin/pubkey.h>
 #include <ccan/asort/asort.h>
-#include <ccan/cast/cast.h>
 #include <ccan/crc32c/crc32c.h>
 #include <ccan/err/err.h>
 #include <ccan/mem/mem.h>
 #include <ccan/opt/opt.h>
 #include <ccan/read_write_all/read_write_all.h>
 #include <ccan/tal/str/str.h>
-#include <common/bigsize.h>
 #include <common/gossip_store.h>
 #include <common/gossmap.h>
 #include <common/setup.h>

devtools/mkcommit.c

@@ -9,7 +9,6 @@
    0000000000000000000000000000000000000000000000000000000000000010 FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF 0000000000000000000000000000000000000000000000000000000000000011 0000000000000000000000000000000000000000000000000000000000000012 0000000000000000000000000000000000000000000000000000000000000013 0000000000000000000000000000000000000000000000000000000000000014
  */
 #include "config.h"
-#include <bitcoin/chainparams.h>
 #include <bitcoin/script.h>
 #include <ccan/cast/cast.h>
 #include <ccan/err/err.h>

devtools/onion.c

@@ -7,7 +7,6 @@
 #include <ccan/tal/str/str.h>
 #include <common/ecdh.h>
 #include <common/json_parse.h>
-#include <common/onion_decode.h>
 #include <common/onion_encode.h>
 #include <common/sphinx.h>
 #include <common/utils.h>

devtools/print_wire.c

@@ -6,7 +6,6 @@
 #include <ccan/utf8/utf8.h>
 #include <common/channel_id.h>
 #include <common/decode_array.h>
-#include <common/sciddir_or_pubkey.h>
 #include <common/utils.h>
 #include <devtools/print_wire.h>
 #include <errno.h>

devtools/rune.c

@@ -1,11 +1,8 @@
 /* Decodes a rune. */
 #include "config.h"
-#include <ccan/err/err.h>
 #include <ccan/opt/opt.h>
 #include <ccan/rune/rune.h>
-#include <common/configdir.h>
 #include <common/setup.h>
-#include <common/utils.h>
 #include <common/version.h>
 #include <stdio.h>