build command supports -isystem argument

1 files changed, 5 insertions, 1 deletions

diff --git a/src/parseh.cpp b/src/parseh.cpp
index 73f7faa041..3721c83e79 100644
--- a/src/parseh.cpp
+++ b/src/parseh.cpp
@@ -345,7 +345,7 @@ static bool decl_visitor(void *context, const Decl *decl) {
     return true;
 }
 
-int parse_h_buf(ParseH *parse_h, Buf *source, const char *libc_include_path) {
+int parse_h_buf(ParseH *parse_h, Buf *source, const char **args, int args_len, const char *libc_include_path) {
     int err;
     Buf tmp_file_path = BUF_INIT;
     if ((err = os_buf_to_tmp_file(source, buf_create_from_str(".h"), &tmp_file_path))) {
@@ -357,6 +357,10 @@ int parse_h_buf(ParseH *parse_h, Buf *source, const char *libc_include_path) {
     clang_argv.append("-isystem");
     clang_argv.append(libc_include_path);
 
+    for (int i = 0; i < args_len; i += 1) {
+        clang_argv.append(args[i]);
+    }
+
     err = parse_h_file(parse_h, &clang_argv);
 
     os_delete_file(&tmp_file_path);