authorgravatar for sahnvour@pm.meSahnvour <sahnvour@pm.me> 2019-09-21 17:39:20+02:00
committergravatar for sahnvour@pm.meSahnvour <sahnvour@pm.me> 2019-11-24 21:33:58+01:00
log49156e398053a47875448d3da123a87645ff26b6
treec2df5f9616a8ddea83efaaa3ba4d87362c22093a
parent104b6f16297812b1578262a5b5b4a091a6fc480d

gen-h: add a pass for exported variables

1 files changed, 28 insertions(+), 0 deletions(-)

src/codegen.cpp+28
...@@ -9884,6 +9884,28 @@ static void gen_h_file_functions(CodeGen* g, GenH* gen_h, Buf* out_buf, Buf* exp...@@ -9884,6 +9884,28 @@ static void gen_h_file_functions(CodeGen* g, GenH* gen_h, Buf* out_buf, Buf* exp
9884 }9884 }
9885}9885}
98869886
9887static void gen_h_file_variables(CodeGen* g, GenH* gen_h, Buf* h_buf, Buf* export_macro) {
9888 for (size_t exp_var_i = 0; exp_var_i < g->global_vars.length; exp_var_i += 1) {
9889 ZigVar* var = g->global_vars.at(exp_var_i)->var;
9890 if (var->export_list.length == 0)
9891 continue;
9892
9893 Buf var_type_c = BUF_INIT;
9894 get_c_type(g, gen_h, var->var_type, &var_type_c);
9895
9896 if (export_macro != nullptr) {
9897 buf_appendf(h_buf, "extern %s %s %s;\n",
9898 buf_ptr(export_macro),
9899 buf_ptr(&var_type_c),
9900 var->name);
9901 } else {
9902 buf_appendf(h_buf, "extern %s %s;\n",
9903 buf_ptr(&var_type_c),
9904 var->name);
9905 }
9906 }
9907}
9908
9887static void gen_h_file(CodeGen *g) {9909static void gen_h_file(CodeGen *g) {
9888 GenH gen_h_data = {0};9910 GenH gen_h_data = {0};
9889 GenH *gen_h = &gen_h_data;9911 GenH *gen_h = &gen_h_data;
...@@ -9907,9 +9929,15 @@ static void gen_h_file(CodeGen *g) {...@@ -9907,9 +9929,15 @@ static void gen_h_file(CodeGen *g) {
9907 buf_resize(&fns_buf, 0);9929 buf_resize(&fns_buf, 0);
9908 gen_h_file_functions(g, gen_h, &fns_buf, export_macro);9930 gen_h_file_functions(g, gen_h, &fns_buf, export_macro);
99099931
9932 Buf vars_buf = BUF_INIT;
9933 buf_resize(&vars_buf, 0);
9934 gen_h_file_variables(g, gen_h, &vars_buf, export_macro);
9935
9936 // Types will be populated by exported functions and variables so it has to run last.
9910 Buf types_buf = BUF_INIT;9937 Buf types_buf = BUF_INIT;
9911 buf_resize(&types_buf, 0);9938 buf_resize(&types_buf, 0);
9912 gen_h_file_types(g, gen_h, &types_buf);9939 gen_h_file_types(g, gen_h, &types_buf);
9940
9913 Buf *ifdef_dance_name = preprocessor_mangle(buf_sprintf("%s_H", buf_ptr(g->root_out_name)));9941 Buf *ifdef_dance_name = preprocessor_mangle(buf_sprintf("%s_H", buf_ptr(g->root_out_name)));
9914 buf_upcase(ifdef_dance_name);9942 buf_upcase(ifdef_dance_name);
99159943