From 304258162cfdcb80d182899c4bc37c3687456a68 Mon Sep 17 00:00:00 2001 From: pancake Date: Sun, 31 May 2020 17:27:23 +0200 Subject: [PATCH] cgen: when building a shared library, make vinit() a constructor --- vlib/v/gen/cgen.v | 9 ++++++++- 1 file changed, 8 insertions(+), 1 deletion(-) diff --git a/vlib/v/gen/cgen.v b/vlib/v/gen/cgen.v index de9304349d..9fcb2f2cfb 100644 --- a/vlib/v/gen/cgen.v +++ b/vlib/v/gen/cgen.v @@ -2651,7 +2651,14 @@ fn (mut g Gen) write_init_function() { return } fn_vinit_start_pos := g.out.len - g.writeln('void _vinit() {') + needs_constructor := g.pref.is_shared && g.pref.os != .windows + if needs_constructor { + g.writeln('__attribute__ ((constructor))') + g.writeln('void _vinit() {') + g.writeln('static bool once = false; if (once) {return;} once = true;') + } else { + g.writeln('void _vinit() {') + } if g.pref.autofree { // Pre-allocate the string buffer // TODO make it configurable