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Remove 'extern' from 'scm_i_current_thread' definition, except on macOS.

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This is a followup to f859e0f58b, which
led to warnings on GNU/Linux:

  threads.c:358:43: warning: 'scm_i_current_thread' initialized and declared 'extern'

* libguile/threads.c (scm_i_current_thread): Make 'SCM_INTERNAL'
conditional.
This commit is contained in:
Ludovic Courtès 2023-01-20 10:04:48 +01:00
parent f57f931e6a
commit 80bf3f48b4
1 changed files with 4 additions and 2 deletions
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6
libguile/threads.c
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@ -355,8 +355,10 @@ scm_i_pthread_key_t scm_i_thread_key;
itself in TLS (rather than a pointer to some malloc'd memory) is not itself in TLS (rather than a pointer to some malloc'd memory) is not
possible since thread objects may live longer than the actual thread they possible since thread objects may live longer than the actual thread they
represent. */ represent. */
/* SCM_INTERNAL fixes https://debbugs.gnu.org/60234 */ # ifdef __APPLE__ /* XXX: hack to address <https://bugs.gnu.org/60234> */
SCM_INTERNAL SCM_THREAD_LOCAL scm_thread *scm_i_current_thread = NULL; SCM_INTERNAL
# endif
SCM_THREAD_LOCAL scm_thread *scm_i_current_thread = NULL;
#endif /* SCM_HAVE_THREAD_STORAGE_CLASS */ #endif /* SCM_HAVE_THREAD_STORAGE_CLASS */