Move e_os.h to be the very first include.

cryptilib.h is the second.
Reviewed-by: NAndy Polyakov <appro@openssl.org>
Reviewed-by: NRichard Levitte <levitte@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/4188)

apps/apps.h

@@ -10,8 +10,8 @@
 #ifndef HEADER_APPS_H
 # define HEADER_APPS_H
 
-# include "internal/nelem.h"
 # include "e_os.h"
+# include "internal/nelem.h"
 # if defined(__unix) || defined(__unix__)
 #  include <sys/time.h> /* struct timeval for DTLS */
 # endif

apps/s_client.c

@@ -8,12 +8,12 @@
  * https://www.openssl.org/source/license.html
  */
 
+#include "e_os.h"
 #include <ctype.h>
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
 #include <errno.h>
-#include "e_os.h"
 #include <openssl/e_os2.h>
 
 #ifndef OPENSSL_NO_SOCK

crypto/bio/bss_bio.c

 /*
- * Copyright 1999-2016 The OpenSSL Project Authors. All Rights Reserved.
+ * Copyright 1999-2017 The OpenSSL Project Authors. All Rights Reserved.
  *
  * Licensed under the OpenSSL license (the "License").  You may not use
  * this file except in compliance with the License.  You can obtain a copy
@@ -15,6 +15,7 @@
  * See ssl/ssltest.c for some hints on how this can be used.
  */
 
+#include "e_os.h"
 #include <assert.h>
 #include <limits.h>
 #include <stdlib.h>
@@ -24,8 +25,6 @@
 #include <openssl/err.h>
 #include <openssl/crypto.h>
 
-#include "e_os.h"
-
 static int bio_new(BIO *bio);
 static int bio_free(BIO *bio);
 static int bio_read(BIO *bio, char *buf, int size);

crypto/blake2/blake2b.c

 /*
- * Copyright 2016 The OpenSSL Project Authors. All Rights Reserved.
+ * Copyright 2016-2017 The OpenSSL Project Authors. All Rights Reserved.
  *
  * Licensed under the OpenSSL license (the "License").  You may not use
  * this file except in compliance with the License.  You can obtain a copy
@@ -17,7 +17,6 @@
 #include <assert.h>
 #include <string.h>
 #include <openssl/crypto.h>
-#include "e_os.h"
 
 #include "blake2_locl.h"
 #include "blake2_impl.h"

crypto/blake2/blake2s.c

 /*
- * Copyright 2016 The OpenSSL Project Authors. All Rights Reserved.
+ * Copyright 2016-2017 The OpenSSL Project Authors. All Rights Reserved.
  *
  * Licensed under the OpenSSL license (the "License").  You may not use
  * this file except in compliance with the License.  You can obtain a copy
@@ -17,7 +17,6 @@
 #include <assert.h>
 #include <string.h>
 #include <openssl/crypto.h>
-#include "e_os.h"
 
 #include "blake2_locl.h"
 #include "blake2_impl.h"

crypto/conf/conf_api.c

@@ -9,11 +9,11 @@
 
 /* Part of the code in here was originally in conf.c, which is now removed */
 
+#include "e_os.h"
 #include <stdlib.h>
 #include <string.h>
 #include <openssl/conf.h>
 #include <openssl/conf_api.h>
-#include "e_os.h"
 
 static void value_free_hash(const CONF_VALUE *a, LHASH_OF(CONF_VALUE) *conf);
 static void value_free_stack_doall(CONF_VALUE *a);

crypto/conf/conf_lib.c

@@ -7,6 +7,7 @@
  * https://www.openssl.org/source/license.html
  */
 
+#include "e_os.h"
 #include <stdio.h>
 #include <string.h>
 #include "internal/conf.h"
@@ -15,7 +16,6 @@
 #include <openssl/conf.h>
 #include <openssl/conf_api.h>
 #include <openssl/lhash.h>
-#include "e_os.h"
 
 static CONF_METHOD *default_CONF_method = NULL;
 

crypto/conf/conf_mod.c

@@ -7,11 +7,10 @@
  * https://www.openssl.org/source/license.html
  */
 
+#include "internal/cryptlib.h"
 #include <stdio.h>
 #include <ctype.h>
 #include <openssl/crypto.h>
-#include "internal/cryptlib.h"
-#include "e_os.h"
 #include "internal/conf.h"
 #include "internal/dso.h"
 #include <openssl/x509.h>

crypto/cryptlib.c

@@ -8,8 +8,8 @@
  * https://www.openssl.org/source/license.html
  */
 
-#include "internal/cryptlib_int.h"
 #include "e_os.h"
+#include "internal/cryptlib_int.h"
 #include <openssl/safestack.h>
 
 #if     defined(__i386)   || defined(__i386__)   || defined(_M_IX86) || \

crypto/des/cfb64ede.c

@@ -8,7 +8,6 @@
  */
 
 #include "des_locl.h"
-#include "e_os.h"
 
 /*
  * The input and output encrypted as though 64bit cfb mode is being used.

crypto/dllmain.c

@@ -7,8 +7,8 @@
  * https://www.openssl.org/source/license.html
  */
 
-#include "internal/cryptlib_int.h"
 #include "e_os.h"
+#include "internal/cryptlib_int.h"
 
 #if defined(_WIN32) || defined(__CYGWIN__)
 # ifdef __CYGWIN__

crypto/engine/eng_devcrypto.c

@@ -7,6 +7,7 @@
  * https://www.openssl.org/source/license.html
  */
 
+#include "e_os.h"
 #include <string.h>
 #include <sys/types.h>
 #include <sys/stat.h>
@@ -15,8 +16,6 @@
 #include <unistd.h>
 #include <assert.h>
 
-#include "e_os.h"
-
 #include <openssl/evp.h>
 #include <openssl/err.h>
 #include <openssl/engine.h>

crypto/engine/eng_init.c

@@ -7,8 +7,8 @@
  * https://www.openssl.org/source/license.html
  */
 
-#include "eng_int.h"
 #include "e_os.h"
+#include "eng_int.h"
 
 /*
  * Initialise a engine type for use (or up its functional reference count if

crypto/engine/eng_lib.c

@@ -7,8 +7,8 @@
  * https://www.openssl.org/source/license.html
  */
 
-#include "eng_int.h"
 #include "e_os.h"
+#include "eng_int.h"
 #include <openssl/rand.h>
 #include "internal/refcount.h"
 

crypto/engine/tb_asnmth.c

@@ -7,8 +7,8 @@
  * https://www.openssl.org/source/license.html
  */
 
-#include "eng_int.h"
 #include "e_os.h"
+#include "eng_int.h"
 #include <openssl/evp.h>
 #include "internal/asn1_int.h"
 

crypto/init.c

@@ -7,6 +7,7 @@
  * https://www.openssl.org/source/license.html
  */
 
+#include "e_os.h"
 #include "internal/cryptlib_int.h"
 #include <openssl/err.h>
 #include "internal/rand_int.h"
@@ -25,7 +26,6 @@
 #include "internal/thread_once.h"
 #include "internal/dso.h"
 #include "internal/store.h"
-#include "e_os.h"
 
 static int stopped = 0;
 

crypto/mem.c

@@ -7,13 +7,13 @@
  * https://www.openssl.org/source/license.html
  */
 
+#include "e_os.h"
+#include "internal/cryptlib.h"
+#include "internal/cryptlib_int.h"
 #include <stdio.h>
 #include <stdlib.h>
 #include <limits.h>
 #include <openssl/crypto.h>
-#include "e_os.h"
-#include "internal/cryptlib.h"
-#include "internal/cryptlib_int.h"
 #ifndef OPENSSL_NO_CRYPTO_MDEBUG_BACKTRACE
 # include <execinfo.h>
 #endif

crypto/mem_sec.c

@@ -15,8 +15,8 @@
  * For details on that implementation, see below (look for uppercase
  * "SECURE HEAP IMPLEMENTATION").
  */
-#include <openssl/crypto.h>
 #include "e_os.h"
+#include <openssl/crypto.h>
 
 #include <string.h>
 

crypto/o_dir.c

@@ -7,8 +7,8 @@
  * https://www.openssl.org/source/license.html
  */
 
-#include <errno.h>
 #include "e_os.h"
+#include <errno.h>
 
 /*
  * The routines really come from the Levitte Programming, so to make life

crypto/o_str.c

@@ -7,8 +7,8 @@
  * https://www.openssl.org/source/license.html
  */
 
-#include <limits.h>
 #include "e_os.h"
+#include <limits.h>
 #include <openssl/crypto.h>
 #include "internal/cryptlib.h"
 #include "internal/o_str.h"

crypto/ocsp/ocsp_ht.c

@@ -7,11 +7,11 @@
  * https://www.openssl.org/source/license.html
  */
 
+#include "e_os.h"
 #include <stdio.h>
 #include <stdlib.h>
 #include "internal/ctype.h"
 #include <string.h>
-#include "e_os.h"
 #include <openssl/asn1.h>
 #include <openssl/ocsp.h>
 #include <openssl/err.h>

crypto/rand/rand_unix.c

@@ -7,9 +7,8 @@
  * https://www.openssl.org/source/license.html
  */
 
-#include <stdio.h>
-
 #include "e_os.h"
+#include <stdio.h>
 #include "internal/cryptlib.h"
 #include <openssl/rand.h>
 #include "rand_lcl.h"

crypto/store/loader_file.c

@@ -7,6 +7,7 @@
  * https://www.openssl.org/source/license.html
  */
 
+#include "e_os.h"
 #include <string.h>
 #include <sys/stat.h>
 #include <assert.h>
@@ -29,8 +30,6 @@
 #include "internal/store_int.h"
 #include "store_locl.h"
 
-#include "e_os.h"
-
 #ifdef _WIN32
 # define stat    _stat
 #endif

crypto/store/store_lib.c

@@ -7,11 +7,9 @@
  * https://www.openssl.org/source/license.html
  */
 
+#include "e_os.h"
 #include <stdlib.h>
 #include <string.h>
-
-#include "e_os.h"
-
 #include <openssl/crypto.h>
 #include <openssl/err.h>
 #include <openssl/store.h>

crypto/ui/ui_openssl.c

@@ -7,10 +7,10 @@
  * https://www.openssl.org/source/license.html
  */
 
+#include "e_os.h"
 #include <openssl/e_os2.h>
 #include <openssl/err.h>
 #include <openssl/ui.h>
-#include "e_os.h"
 
 #ifndef OPENSSL_NO_UI_CONSOLE
 /*

crypto/x509/by_dir.c

@@ -7,14 +7,13 @@
  * https://www.openssl.org/source/license.html
  */
 
+#include "e_os.h"
+#include "internal/cryptlib.h"
 #include <stdio.h>
 #include <time.h>
 #include <errno.h>
 #include <sys/types.h>
 
-#include "internal/cryptlib.h"
-#include "e_os.h"
-
 #ifndef OPENSSL_NO_POSIX_IO
 # include <sys/stat.h>
 #endif

crypto/x509v3/v3_ncons.c

@@ -8,9 +8,8 @@
  */
 
 #include "e_os.h"               /* for strncasecmp */
-#include <stdio.h>
 #include "internal/cryptlib.h"
-#include "e_os.h"
+#include <stdio.h>
 #include "internal/asn1_int.h"
 #include <openssl/asn1t.h>
 #include <openssl/conf.h>

crypto/x509v3/v3_tlsf.c

@@ -7,9 +7,9 @@
  * https://www.openssl.org/source/license.html
  */
 
-#include <stdio.h>
-#include "internal/cryptlib.h"
 #include "e_os.h"
+#include "internal/cryptlib.h"
+#include <stdio.h>
 #include "internal/o_str.h"
 #include <openssl/asn1t.h>
 #include <openssl/conf.h>

crypto/x509v3/v3_utl.c

@@ -9,10 +9,10 @@
 
 /* X509 v3 extension utilities */
 
+#include "e_os.h"
+#include "internal/cryptlib.h"
 #include <stdio.h>
 #include "internal/ctype.h"
-#include "internal/cryptlib.h"
-#include "e_os.h"
 #include <openssl/conf.h>
 #include <openssl/x509v3.h>
 #include "internal/x509_int.h"

e_os.h

@@ -10,6 +10,7 @@
 #ifndef HEADER_E_OS_H
 # define HEADER_E_OS_H
 
+# include <limits.h>
 # include <openssl/opensslconf.h>
 
 # include <openssl/e_os2.h>

ssl/d1_lib.c

@@ -7,11 +7,11 @@
  * https://www.openssl.org/source/license.html
  */
 
+#include "e_os.h"
 #include <stdio.h>
 #include <openssl/objects.h>
 #include <openssl/rand.h>
 #include "ssl_locl.h"
-#include "e_os.h"
 
 #if defined(OPENSSL_SYS_VXWORKS)
 # include <sys/times.h>

ssl/s3_lib.c

@@ -13,7 +13,6 @@
 #include <openssl/objects.h>
 #include "internal/nelem.h"
 #include "ssl_locl.h"
-#include "e_os.h"
 #include <openssl/md5.h>
 #include <openssl/dh.h>
 #include <openssl/rand.h>

ssl/ssl_cert.c

@@ -12,10 +12,6 @@
 #include <sys/types.h>
 
 #include "internal/nelem.h"
-#ifndef NO_SYS_TYPES_H
-# include <sys/types.h>
-#endif
-
 #include "internal/o_dir.h"
 #include <openssl/lhash.h>
 #include <openssl/bio.h>

ssl/ssl_locl.h

@@ -11,12 +11,12 @@
 
 #ifndef HEADER_SSL_LOCL_H
 # define HEADER_SSL_LOCL_H
+# include "e_os.h"              /* struct timeval for Windows */
 # include <stdlib.h>
 # include <time.h>
 # include <string.h>
 # include <errno.h>
 
-# include "e_os.h"              /* struct timeval for Windows */
 # if defined(__unix) || defined(__unix__)
 #  include <sys/time.h>         /* struct timeval for DTLS */
 # endif

ssl/statem/statem.c

@@ -7,8 +7,8 @@
  * https://www.openssl.org/source/license.html
  */
 
-#include <openssl/rand.h>
 #include "e_os.h"
+#include <openssl/rand.h>
 #include "../ssl_locl.h"
 #include "statem_locl.h"
 

test/bntest.c

@@ -6,6 +6,7 @@
  * in the file LICENSE in the source distribution or at
  * https://www.openssl.org/source/license.html
  */
+#include "../e_os.h"
 #include <assert.h>
 #include <errno.h>
 #include <stdio.h>
@@ -13,7 +14,6 @@
 #include <ctype.h>
 
 #include "internal/nelem.h"
-#include "../e_os.h"
 #include "internal/numbers.h"
 #include <openssl/bn.h>
 #include <openssl/crypto.h>

test/ssl_test_ctx.c

@@ -7,13 +7,13 @@
  * https://www.openssl.org/source/license.html
  */
 
+#include "../e_os.h"
 #include <string.h>
 
 #include <openssl/e_os2.h>
 #include <openssl/crypto.h>
 
 #include "internal/nelem.h"
-#include "../e_os.h"
 #include "ssl_test_ctx.h"
 #include "testutil.h"
 

test/ssltest_old.c

@@ -9,6 +9,8 @@
  * https://www.openssl.org/source/license.html
  */
 
+#include "e_os.h"
+
 /* Or gethostname won't be declared properly on Linux and GNU platforms. */
 #ifndef _BSD_SOURCE
 # define _BSD_SOURCE 1
@@ -27,8 +29,6 @@
 
 #include "internal/nelem.h"
 
-#include "e_os.h"
-
 #ifdef OPENSSL_SYS_VMS
 /*
  * Or isascii won't be declared properly on VMS (at least with DECompHP C).

test/v3nametest.c

@@ -7,9 +7,9 @@
  * https://www.openssl.org/source/license.html
  */
 
+#include "../e_os.h"
 #include <string.h>
 #include "internal/nelem.h"
-#include "../e_os.h"
 #include <openssl/x509.h>
 #include <openssl/x509v3.h>
 #include "testutil.h"