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gen-h: add a pass for exported variables

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This commit is contained in:
Sahnvour 2019-09-21 17:39:20 +02:00
parent 104b6f1629
commit 49156e3980
1 changed files with 28 additions and 0 deletions
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28
src/codegen.cpp
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@ -9884,6 +9884,28 @@ static void gen_h_file_functions(CodeGen* g, GenH* gen_h, Buf* out_buf, Buf* exp
}
}
static void gen_h_file_variables(CodeGen* g, GenH* gen_h, Buf* h_buf, Buf* export_macro) {
for (size_t exp_var_i = 0; exp_var_i < g->global_vars.length; exp_var_i += 1) {
ZigVar* var = g->global_vars.at(exp_var_i)->var;
if (var->export_list.length == 0)
continue;
Buf var_type_c = BUF_INIT;
get_c_type(g, gen_h, var->var_type, &var_type_c);
if (export_macro != nullptr) {
buf_appendf(h_buf, "extern %s %s %s;\n",
buf_ptr(export_macro),
buf_ptr(&var_type_c),
var->name);
} else {
buf_appendf(h_buf, "extern %s %s;\n",
buf_ptr(&var_type_c),
var->name);
}
}
}
static void gen_h_file(CodeGen *g) {
GenH gen_h_data = {0};
GenH *gen_h = &gen_h_data;
@ -9907,9 +9929,15 @@ static void gen_h_file(CodeGen *g) {
buf_resize(&fns_buf, 0);
gen_h_file_functions(g, gen_h, &fns_buf, export_macro);
Buf vars_buf = BUF_INIT;
buf_resize(&vars_buf, 0);
gen_h_file_variables(g, gen_h, &vars_buf, export_macro);
// Types will be populated by exported functions and variables so it has to run last.
Buf types_buf = BUF_INIT;
buf_resize(&types_buf, 0);
gen_h_file_types(g, gen_h, &types_buf);
Buf *ifdef_dance_name = preprocessor_mangle(buf_sprintf("%s_H", buf_ptr(g->root_out_name)));
buf_upcase(ifdef_dance_name);