Author: trasz Date: Fri Sep 25 09:34:00 2020 New Revision: 366145 URL: https://svnweb.freebsd.org/changeset/base/366145
Log: Make makesyscalls.lua initialize 'struct sysent' entries using c99 designated initializers. This makes it easier to modify 'struct sysent' layout. Reviewed by: kevans Sponsored by: DARPA Differential Revision: https://reviews.freebsd.org/D26530 Modified: head/sys/tools/makesyscalls.lua Modified: head/sys/tools/makesyscalls.lua ============================================================================== --- head/sys/tools/makesyscalls.lua Fri Sep 25 07:55:08 2020 (r366144) +++ head/sys/tools/makesyscalls.lua Fri Sep 25 09:34:00 2020 (r366145) @@ -740,12 +740,14 @@ local function handle_noncompat(sysnum, thr_flag, flag config['syscallprefix'], funcalias, auditev)) end - write_line("sysent", string.format("\t{ %s, (sy_call_t *)", argssize)) + write_line("sysent", + string.format("\t{ .sy_narg = %s, .sy_call = (sy_call_t *)", argssize)) local column = 8 + 2 + #argssize + 15 if flags & known_flags["NOSTD"] ~= 0 then write_line("sysent", string.format( - "lkmressys, AUE_NULL, NULL, 0, 0, %s, SY_THR_ABSENT },", + "lkmressys, .sy_auevent = AUE_NULL, " .. + ".sy_flags = %s, .sy_thrcnt = SY_THR_ABSENT },", sysflags)) column = column + #"lkmressys" + #"AUE_NULL" + 3 else @@ -754,12 +756,12 @@ local function handle_noncompat(sysnum, thr_flag, flag funcname:find("^linux") or funcname:find("^cloudabi") then write_line("sysent", string.format( - "%s, %s, NULL, 0, 0, %s, %s },", + "%s, .sy_auevent = %s, .sy_flags = %s, .sy_thrcnt = %s },", funcname, auditev, sysflags, thr_flag)) column = column + #funcname + #auditev + #sysflags + 3 else write_line("sysent", string.format( - "sys_%s, %s, NULL, 0, 0, %s, %s },", + "sys_%s, .sy_auevent = %s, .sy_flags = %s, .sy_thrcnt = %s },", funcname, auditev, sysflags, thr_flag)) column = column + #funcname + #auditev + #sysflags + 7 end @@ -781,7 +783,8 @@ end local function handle_obsol(sysnum, funcname, comment) write_line("sysent", - "\t{ 0, (sy_call_t *)nosys, AUE_NULL, NULL, 0, 0, 0, SY_THR_ABSENT },") + "\t{ .sy_narg = 0, .sy_call = (sy_call_t *)nosys, " .. + ".sy_auevent = AUE_NULL, .sy_flags = 0, .sy_thrcnt = SY_THR_ABSENT },") align_sysent_comment(34) write_line("sysent", string.format("/* %d = obsolete %s */\n", @@ -849,13 +852,15 @@ local function handle_compat(sysnum, thr_flag, flags, if flags & known_flags['NOSTD'] ~= 0 then write_line("sysent", string.format( - "\t{ %s, (sy_call_t *)%s, %s, NULL, 0, 0, 0, SY_THR_ABSENT },", + "\t{ .sy_narg = %s, .sy_call = (sy_call_t *)%s, " .. + ".sy_auevent = %s, .sy_flags = 0, " .. + ".sy_thrcnt = SY_THR_ABSENT },", "0", "lkmressys", "AUE_NULL")) align_sysent_comment(8 + 2 + #"0" + 15 + #"lkmressys" + #"AUE_NULL" + 3) else write_line("sysent", string.format( - "\t{ %s(%s,%s), %s, NULL, 0, 0, %s, %s },", + "\t{ %s(%s,%s), .sy_auevent = %s, .sy_flags = %s, .sy_thrcnt = %s },", wrap, argssize, funcname, auditev, sysflags, thr_flag)) align_sysent_comment(8 + 9 + #argssize + 1 + #funcname + #auditev + #sysflags + 4) @@ -889,7 +894,9 @@ local function handle_unimpl(sysnum, sysstart, sysend, sysnum = sysstart while sysnum <= sysend do write_line("sysent", string.format( - "\t{ 0, (sy_call_t *)nosys, AUE_NULL, NULL, 0, 0, 0, SY_THR_ABSENT },\t\t\t/* %d = %s */\n", + "\t{ .sy_narg = 0, .sy_call = (sy_call_t *)nosys, " .. + ".sy_auevent = AUE_NULL, .sy_flags = 0, " .. + ".sy_thrcnt = SY_THR_ABSENT },\t\t\t/* %d = %s */\n", sysnum, comment)) write_line("sysnames", string.format( "\t\"#%d\",\t\t\t/* %d = %s */\n", @@ -1302,9 +1309,9 @@ for _, v in pairs(compat_options) do write_line("sysinc", string.format([[ #ifdef %s -#define %s(n, name) n, (sy_call_t *)__CONCAT(%s,name) +#define %s(n, name) .sy_narg = n, .sy_call = (sy_call_t *)__CONCAT(%s,name) #else -#define %s(n, name) 0, (sy_call_t *)nosys +#define %s(n, name) .sy_narg = 0, .sy_call = (sy_call_t *)nosys #endif ]], v["definition"], v["flag"]:lower(), v["prefix"], v["flag"]:lower())) end _______________________________________________ svn-src-head@freebsd.org mailing list https://lists.freebsd.org/mailman/listinfo/svn-src-head To unsubscribe, send any mail to "svn-src-head-unsubscr...@freebsd.org"
