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* sigsegv, c-stack: Avoid compilation error with glibc >= 2.34.Bruno Haible2021-05-171-2/+11
| | | | | | | * lib/sigsegv.in.h (SIGSTKSZ): On glibc systems, redefine to a suitable constant. * m4/sigaltstack.m4 (SV_SIGALTSTACK): Likewise. * m4/c-stack.m4 (AC_SYS_XSI_STACK_OVERFLOW_HEURISTIC): Likewise.
* sigsegv: New module.Bruno Haible2021-05-161-0/+233
* lib/sigsegv.in.h: New file, from GNU libsigsegv with modifications. * lib/sigsegv.c: Likewise. * lib/stackvma.h: Likewise. * lib/stackvma.c: Likewise. * m4/sigaltstack.m4: Likewise. * m4/stack-direction.m4: Likewise. * modules/sigsegv: New file.