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Fix Symbol Visibility #72

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Fix Symbol Visibility #72

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f0f0945
Default to exporting API symbols as public/default for compatibility …
StDymphna Nov 15, 2025
447c3e0
Conditionalize LUAMOD_API definition for compilers
StDymphna Feb 1, 2026
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11 changes: 7 additions & 4 deletions lprefix.h
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Original file line number Diff line number Diff line change
Expand Up @@ -46,8 +46,11 @@
#include "c-api/compat-5.3.h"

#undef LUAMOD_API
#define LUAMOD_API extern

#if defined(__GNUC__)
# define LUAMOD_API __attribute__((visibility("default"))) extern
#else
# define LUAMOD_API extern
#endif

#ifdef lutf8lib_c
# define luaopen_utf8 luaopen_compat53_utf8
Expand Down Expand Up @@ -165,7 +168,7 @@ LUAMOD_API int luaopen_compat53_string (lua_State *L) {
*/
# undef LUAMOD_API
# if defined(__GNUC__) || __has_attribute(__unused__)
# define LUAMOD_API __attribute__((__unused__)) static
# define LUAMOD_API __attribute__((__unused__, visibility("default"))) static
# else
# define LUAMOD_API static
# endif
Expand Down Expand Up @@ -274,7 +277,7 @@ LUAMOD_API int luaopen_compat53_io (lua_State *L) {
*/
# undef LUAMOD_API
# if defined(__GNUC__) || __has_attribute(__unused__)
# define LUAMOD_API __attribute__((__unused__)) static
# define LUAMOD_API __attribute__((__unused__, visibility("default"))) static
# else
# define LUAMOD_API static
# endif
Expand Down