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Perform chores with mrb_final_mrbgems() function

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The main purpose is to ignore exceptions raised by the GEMS finalizer.
This commit is contained in:
dearblue
2023-02-28 22:12:25 +09:00
parent c474ae8cc4
commit 1432baec1d
1 changed files with 34 additions and 16 deletions
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tasks/mrbgems.rake
+34 -16
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@@ -13,15 +13,14 @@ MRuby.each_target do
mkdir_p "#{build_dir}/mrbgems"
open(t.name, 'w') do |f|
gem_func_gems = gems.select { |g| g.generate_functions }
gem_func_decls = gem_func_gems.each_with_object('') do |g, s|
s << "void GENERATED_TMP_mrb_#{g.funcname}_gem_init(mrb_state*);\n" \
"void GENERATED_TMP_mrb_#{g.funcname}_gem_final(mrb_state*);\n"
end
gem_funcs = gem_func_gems.each_with_object('') do |g, s|
s << " { GENERATED_TMP_mrb_#{g.funcname}_gem_init },\n"
end
gem_final_calls = gem_func_gems.reverse_each.with_object('') do |g, s|
s << " GENERATED_TMP_mrb_#{g.funcname}_gem_final(mrb);\n"
gem_func_decls = ''
gem_funcs = ''
gem_func_gems.each do |g|
init = "GENERATED_TMP_mrb_#{g.funcname}_gem_init"
final = "GENERATED_TMP_mrb_#{g.funcname}_gem_final"
gem_func_decls << "void #{init}(mrb_state*);\n" \
"void #{final}(mrb_state*);\n"
gem_funcs << " { #{init}, #{final} },\n"
end
f.puts %Q[/*]
f.puts %Q[ * This file contains a list of all]
@@ -36,24 +35,43 @@ MRuby.each_target do
f.puts %Q[ */]
f.puts %Q[]
f.puts %Q[#include <mruby.h>]
f.puts %Q[#include <mruby/error.h>]
f.puts %Q[#include <mruby/proc.h>]
f.puts %Q[]
f.write gem_func_decls
f.puts %Q[]
f.puts %Q[static const struct {]
f.puts %Q[ void (*init)(mrb_state*);]
f.puts %Q[ void (*final)(mrb_state*);]
f.puts %Q[} gem_funcs[] = {]
f.write gem_funcs
f.puts %Q[};]
f.puts %Q[]
f.puts %Q[#define NUM_GEMS ((int)(sizeof(gem_funcs) / sizeof(gem_funcs[0])))]
unless gem_final_calls.empty?
f.puts %Q[]
f.puts %Q[static void]
f.puts %Q[mrb_final_mrbgems(mrb_state *mrb) {]
f.write gem_final_calls
f.puts %Q[}]
end
f.puts %Q[]
f.puts %Q[struct final_mrbgems {]
f.puts %Q[ int i;]
f.puts %Q[ int ai;]
f.puts %Q[};]
f.puts %Q[]
f.puts %Q[static mrb_value]
f.puts %Q[final_mrbgems_body(mrb_state *mrb, void *ud) {]
f.puts %Q[ struct final_mrbgems *p = (struct final_mrbgems*)ud;]
f.puts %Q[ for (; p->i >= 0; p->i--) {]
f.puts %Q[ gem_funcs[p->i].final(mrb);]
f.puts %Q[ mrb_gc_arena_restore(mrb, p->ai);]
f.puts %Q[ }]
f.puts %Q[ return mrb_nil_value();]
f.puts %Q[}]
f.puts %Q[]
f.puts %Q[static void]
f.puts %Q[mrb_final_mrbgems(mrb_state *mrb) {]
f.puts %Q[ struct final_mrbgems a = { NUM_GEMS - 1, mrb_gc_arena_save(mrb) };]
f.puts %Q[ for (; a.i >= 0; a.i--) {]
f.puts %Q[ mrb_protect_error(mrb, final_mrbgems_body, &a, NULL);]
f.puts %Q[ mrb_gc_arena_restore(mrb, a.ai);]
f.puts %Q[ }]
f.puts %Q[}]
f.puts %Q[]
f.puts %Q[void]
f.puts %Q[mrb_init_mrbgems(mrb_state *mrb) {]