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Merge branch 'feature/libstd++-use-posix-pthread' into 'master'

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tools: enable libstd++ to use idf posix-semaphores

Closes GCC-305 and IDFGH-9209

See merge request espressif/esp-idf!23588
This commit is contained in:
Alexey Lapshin 2023-05-10 20:06:16 +08:00
commit e634137a03
2 changed files with 5 additions and 3 deletions
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4
components/pthread/include/semaphore.h
View File

@ -51,7 +51,7 @@ int sem_post(sem_t *sem);
* * It is possible, though unlikely, that the task is preempted directly after the timeout calculation,
* delaying timeout of the following blocking operating system call by the duration of the preemption.
*/
int sem_timedwait(sem_t * restrict semaphore, const struct timespec *restrict abstime);
int sem_timedwait(sem_t *semaphore, const struct timespec *abstime);
/**
* This is a POSIX function, please refer to the POSIX specification for a detailed description.
@ -66,7 +66,7 @@ int sem_wait(sem_t *sem);
/**
* This is a POSIX function, please refer to the POSIX specification for a detailed description.
*/
int sem_getvalue(sem_t *restrict sem, int *restrict sval);
int sem_getvalue(sem_t *sem, int *sval);
#ifdef __cplusplus
}

4
tools/cmake/build.cmake
View File

@ -93,7 +93,9 @@ function(__build_set_default_build_specifications)
unset(c_compile_options)
unset(cxx_compile_options)
list(APPEND compile_definitions "_GNU_SOURCE")
list(APPEND compile_definitions "_GLIBCXX_USE_POSIX_SEMAPHORE" # These two lines enable libstd++ to use
"_GLIBCXX_HAVE_POSIX_SEMAPHORE" # posix-semaphores from components/pthread
"_GNU_SOURCE")
list(APPEND compile_options "-ffunction-sections"
"-fdata-sections"