> +             # Avoid a literal generated file tag here.
> +             generated = "@" "generated";
> +

Why is that needed here, but not in r347224?

-Ravi (rpokala@)

-----Original Message-----
From: <owner-src-committ...@freebsd.org> on behalf of Ed Maste 
<ema...@freebsd.org>
Date: 2019-05-07, Tuesday at 09:17
To: <src-committ...@freebsd.org>, <svn-src-all@freebsd.org>, 
<svn-src-h...@freebsd.org>
Subject: svn commit: r347228 - head/sys/kern

Author: emaste
Date: Tue May  7 16:17:33 2019
New Revision: 347228
URL: https://svnweb.freebsd.org/changeset/base/347228

Log:
  makesyscalls: use @generated tag in generated files
  
  Multiple tools use @generated to identify generated files (for example,
  in a review Phabricator will by default hide diffs in generated files).
  Use the @generated tag in makesyscalls.sh as we've done for other
  generated files.
  
  Reviewed by:  cem
  MFC after:    1 month
  Sponsored by: The FreeBSD Foundation
  Differential Revision:        https://reviews.freebsd.org/D20183

Modified:
  head/sys/kern/makesyscalls.sh

Modified: head/sys/kern/makesyscalls.sh
==============================================================================
--- head/sys/kern/makesyscalls.sh       Tue May  7 15:03:26 2019        
(r347227)
+++ head/sys/kern/makesyscalls.sh       Tue May  7 16:17:33 2019        
(r347228)
@@ -142,18 +142,21 @@ sed -e '
                capenabled_string = \"$capenabled\"
                "'
 
+               # Avoid a literal generated file tag here.
+               generated = "@" "generated";
+
                split(capenabled_string, capenabled, ",");
 
                printf "\n/* The casts are bogus but will do for now. */\n" > 
sysent
                printf "struct sysent %s[] = {\n",switchname > sysent
 
                printf "/*\n * System call switch table.\n *\n" > syssw
-               printf " * DO NOT EDIT-- this file is automatically 
generated.\n" > syssw
+               printf " * DO NOT EDIT-- this file is automatically " generated 
".\n" > syssw
                printf " * $%s$\n", "FreeBSD" > syssw
                printf " */\n\n" > syssw
 
                printf "/*\n * System call prototypes.\n *\n" > sysarg
-               printf " * DO NOT EDIT-- this file is automatically 
generated.\n" > sysarg
+               printf " * DO NOT EDIT-- this file is automatically " generated 
".\n" > sysarg
                printf " * $%s$\n", "FreeBSD" > sysarg
                printf " */\n\n" > sysarg
                printf "#ifndef %s\n", sysproto_h > sysarg
@@ -187,23 +190,23 @@ sed -e '
                printf "\n#ifdef %s\n\n", compat11 > syscompat11
 
                printf "/*\n * System call names.\n *\n" > sysnames
-               printf " * DO NOT EDIT-- this file is automatically 
generated.\n" > sysnames
+               printf " * DO NOT EDIT-- this file is automatically " generated 
".\n" > sysnames
                printf " * $%s$\n", "FreeBSD" > sysnames
                printf " */\n\n" > sysnames
                printf "const char *%s[] = {\n", namesname > sysnames
 
                printf "/*\n * System call numbers.\n *\n" > syshdr
-               printf " * DO NOT EDIT-- this file is automatically 
generated.\n" > syshdr
+               printf " * DO NOT EDIT-- this file is automatically " generated 
".\n" > syshdr
                printf " * $%s$\n", "FreeBSD" > syshdr
                printf " */\n\n" > syshdr
 
                printf "# FreeBSD system call object files.\n" > sysmk
-               printf "# DO NOT EDIT-- this file is automatically 
generated.\n" > sysmk
+               printf "# DO NOT EDIT-- this file is automatically " generated 
".\n" > sysmk
                printf "# $%s$\n", "FreeBSD" > sysmk
                printf "MIASM = " > sysmk
 
                printf "/*\n * System call argument to DTrace register array 
converstion.\n *\n" > systrace
-               printf " * DO NOT EDIT-- this file is automatically 
generated.\n" > systrace
+               printf " * DO NOT EDIT-- this file is automatically " generated 
".\n" > systrace
                printf " * $%s$\n", "FreeBSD" > systrace
                printf " * This file is part of the DTrace syscall provider.\n 
*/\n\n" > systrace
                printf "static void\nsystrace_args(int sysnum, void *params, 
uint64_t *uarg, int *n_args)\n{\n" > systrace



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