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Commit 836c1304903cc1efcb666ab8b2a6fe9ff8938ee8

Authored by perry.werneck@gmail.com
1 parent 1241cdd4
Exists in master and in 5 other branches develop, edit-header-bar, keypads, script-support, v5.2

Melhorando detecção dos atributos de exportação

Showing 2 changed files with 21 additions and 15 deletions   Show diff stats
configure.ac
  Diff comments   View file @836c130
... ... @@ -214,20 +214,21 @@ rm -f conftest.$ac_objext conftest.err m4_ifval([$1], [conftest.$ac_ext])[]dnl
214 214  
215 215 AC_MSG_CHECKING(for GNUC visibility attribute)
216 216 GLIB_CHECK_COMPILE_WARNINGS([AC_LANG_SOURCE([
217   -void
218   -__attribute__ ((visibility ("hidden")))
219   - f_hidden (void)
220   -{
221   -}
222   -void
223   -__attribute__ ((visibility ("default")))
224   - f_default (void)
225   -{
226   -}
  217 +
  218 +#define LIB3270_INTERNAL extern __attribute__((visibility("hidden")))
  219 +#define LIB3270_EXPORT extern __attribute__((visibility("default")))
  220 +
  221 +LIB3270_INTERNAL void f_hidden(void);
  222 +LIB3270_EXPORT void f_export(void);
  223 +
  224 +void f_hidden (void) { }
  225 +
  226 +void f_export (void) { }
  227 +
227 228 int main (int argc, char **argv)
228 229 {
229 230 f_hidden();
230   - f_internal();
  231 + f_export();
231 232 return 0;
232 233 }
233 234 ])],g_have_gnuc_visibility=yes,g_have_gnuc_visibility=no)
... ...
src/include/lib3270.h
  Diff comments   View file @836c130
... ... @@ -284,20 +284,25 @@
284 284  
285 285 #if defined( ANDROID )
286 286  
287   - #define LIB3270_EXPORT extern __attribute__((visibility("hidden")))
  287 + #define LIB3270_INTERNAL extern __attribute__((visibility("hidden")))
  288 + #define LIB3270_EXPORT extern __attribute__((visibility("hidden")))
288 289  
289 290 #elif defined(_WIN32)
290 291  
291 292 #include <windows.h>
292   - #define LIB3270_EXPORT extern __declspec (dllexport)
  293 +
  294 + #define LIB3270_INTERNAL extern
  295 + #define LIB3270_EXPORT extern __declspec (dllexport)
293 296  
294 297 #elif defined(__SUNPRO_C) && (__SUNPRO_C >= 0x550)
295 298  
296   - #define LIB3270_EXPORT extern
  299 + #define LIB3270_INTERNAL extern
  300 + #define LIB3270_EXPORT extern
297 301  
298 302 #elif defined (HAVE_GNUC_VISIBILITY)
299 303  
300   - #define LIB3270_EXPORT extern __attribute__((visibility("default")))
  304 + #define LIB3270_INTERNAL extern __attribute__((visibility("hidden")))
  305 + #define LIB3270_EXPORT extern __attribute__((visibility("default")))
301 306  
302 307 #else
303 308  
... ...