From ed6d2d1cd5305c3d5e393dcc9d1efc8b2ffc8079 Mon Sep 17 00:00:00 2001
From: pantonshire <tom@tomandtally.co.uk>
Date: Mon, 25 May 2026 07:45:50 +0100
Subject: [PATCH] symbol visibility

---
 include/export.h |  7 +++++++
 meson.build      |  1 +
 src/array_list.c |  5 +++--
 src/eventloop.c  | 15 ++++++++-------
 src/str.c        |  3 ++-
 5 files changed, 21 insertions(+), 10 deletions(-)
 create mode 100644 include/export.h

diff --git a/include/export.h b/include/export.h
new file mode 100644
index 0000000..7b96193
--- /dev/null
+++ b/include/export.h
@@ -0,0 +1,7 @@
+// This Source Code Form is subject to the terms of the Mozilla Public
+// License, v. 2.0. If a copy of the MPL was not distributed with this
+// file, You can obtain one at https://mozilla.org/MPL/2.0/.
+
+#pragma once
+
+#define EXPORT __attribute__((visibility("default")))
diff --git a/meson.build b/meson.build
index 9582585..dcbcc82 100644
--- a/meson.build
+++ b/meson.build
@@ -56,6 +56,7 @@ tlsl_lib = shared_library(
   sources,
   include_directories: includes,
   c_args: args,
+  gnu_symbol_visibility: 'hidden',
 )
 
 tlsl_dep = declare_dependency(
diff --git a/src/array_list.c b/src/array_list.c
index d5b8d90..9b0005e 100644
--- a/src/array_list.c
+++ b/src/array_list.c
@@ -4,9 +4,10 @@
 
 #include <stdlib.h>
 
+#include "export.h"
 #include "public/array_list.h"
 
-int array_list_raw_alloc(struct array_list *al, size_t cap, size_t elem_size) {
+EXPORT int array_list_raw_alloc(struct array_list *al, size_t cap, size_t elem_size) {
   void *buf;
 
   if (!(buf = realloc(al->buf, cap * elem_size)))
@@ -16,7 +17,7 @@ int array_list_raw_alloc(struct array_list *al, size_t cap, size_t elem_size) {
   return 0;
 }
 
-void array_list_raw_cleanup(struct array_list *al) {
+EXPORT void array_list_raw_cleanup(struct array_list *al) {
   if (al->buf && al->cap) {
     free(al->buf);
     al->buf = NULL;
diff --git a/src/eventloop.c b/src/eventloop.c
index 2ca398b..c945080 100644
--- a/src/eventloop.c
+++ b/src/eventloop.c
@@ -2,11 +2,12 @@
 // License, v. 2.0. If a copy of the MPL was not distributed with this
 // file, You can obtain one at https://mozilla.org/MPL/2.0/.
 
+#include "export.h"
 #include "eventloop_platform.h"
 #include "public/container_of.h"
 #include "public/list.h"
 
-int tlsl_eventloop_init(struct tlsl_eventloop *el) {
+EXPORT int tlsl_eventloop_init(struct tlsl_eventloop *el) {
   int platform_res;
   
   intrusive_list_init_empty(&el->event_list);
@@ -18,7 +19,7 @@ int tlsl_eventloop_init(struct tlsl_eventloop *el) {
   return 0;
 }
 
-void tlsl_eventloop_cleanup(struct tlsl_eventloop *el) {
+EXPORT void tlsl_eventloop_cleanup(struct tlsl_eventloop *el) {
   struct intrusive_list *li;
   struct tlsl_event *e;
   
@@ -34,7 +35,7 @@ void tlsl_eventloop_cleanup(struct tlsl_eventloop *el) {
   el->valid = false;
 }
 
-int tlsl_eventloop_wait(
+EXPORT int tlsl_eventloop_wait(
   struct tlsl_eventloop *el,
   tlsl_event_id_t *id_out,
   uint32_t *flags_out,
@@ -43,16 +44,16 @@ int tlsl_eventloop_wait(
   return tlsl_platform_el_wait(el, id_out, flags_out, timeout_ms);
 }
 
-int tlsl_eventloop_clear(struct tlsl_eventloop *el, struct tlsl_event *e) {
+EXPORT int tlsl_eventloop_clear(struct tlsl_eventloop *el, struct tlsl_event *e) {
   return tlsl_platform_el_event_clear(el, e);
 }
 
-void tlsl_eventloop_remove(struct tlsl_eventloop *el, struct tlsl_event *e) {
+EXPORT void tlsl_eventloop_remove(struct tlsl_eventloop *el, struct tlsl_event *e) {
   tlsl_platform_el_event_remove(el, e);
   tlsl_platform_el_event_cleanup(el, e);
 }
 
-int tlsl_eventloop_add_timer(
+EXPORT int tlsl_eventloop_add_timer(
   struct tlsl_eventloop *el,
   struct tlsl_event *e,
   uint64_t millis,
@@ -66,7 +67,7 @@ int tlsl_eventloop_add_timer(
   return 0;
 }
 
-int tlsl_eventloop_add_fd(
+EXPORT int tlsl_eventloop_add_fd(
   struct tlsl_eventloop *el,
   struct tlsl_event *e,
   int fd,
diff --git a/src/str.c b/src/str.c
index cefda8e..3efde3f 100644
--- a/src/str.c
+++ b/src/str.c
@@ -5,9 +5,10 @@
 #include <stdlib.h>
 #include <string.h>
 
+#include "export.h"
 #include "public/str.h"
 
-str_buf_t sbuf_from_sview(str_view_t s) {
+EXPORT str_buf_t sbuf_from_sview(str_view_t s) {
   char *buf;
 
   if (sview_is_null(s) || sview_is_empty(s))