glibc.git/support/support_mem_access.c, branch master Unnamed repository; edit this file 'description' to name the repository. support: fix build failure due to lack of stdbool.h 2025-09-17T12:02:01+00:00 Yury Khrustalev yury.khrustalev@arm.com 2025-09-17T10:45:09+00:00 3fd794264e3f062bfbf0c8727cef82f16d51450b On some targets using bool in support/check_mem_access.h resulted in build error due to stdbool.h not being included, fix this. See 9be489d77867dd2444ecc044a5f3049d1751ee85 for details. Reported-by: Joseph Myers <josmyers@redhat.com> Reviewed-by: Adhemerval Zanella <adhemerval.zanella@linaro.org> 
On some targets using bool in support/check_mem_access.h resulted
in build error due to stdbool.h not being included, fix this.

See 9be489d77867dd2444ecc044a5f3049d1751ee85 for details.

Reported-by: Joseph Myers <josmyers@redhat.com>
Reviewed-by: Adhemerval Zanella  <adhemerval.zanella@linaro.org>
support: add check_mem_access function 2025-09-15T08:47:41+00:00 Yury Khrustalev yury.khrustalev@arm.com 2025-09-09T14:15:29+00:00 9be489d77867dd2444ecc044a5f3049d1751ee85 Add check_mem_access(addr) function to check if memory at addr can be written or read returning false if memory is not accessible. This function changes signal handler for SIGSEGV and SIGBUS signals when it is called first, and it is not thread-safe. Co-authored-by: Adhemerval Zanella Netto <adhemerval.zanella@linaro.org> Reviewed-by: Adhemerval Zanella <adhemerval.zanella@linaro.org> 
Add check_mem_access(addr) function to check if memory at addr can
be written or read returning false if memory is not accessible.

This function changes signal handler for SIGSEGV and SIGBUS signals
when it is called first, and it is not thread-safe.

Co-authored-by: Adhemerval Zanella Netto <adhemerval.zanella@linaro.org>
Reviewed-by: Adhemerval Zanella  <adhemerval.zanella@linaro.org>