Remove dependency on signal() function #1534

Job	Run time
code formatting check	21s
cppcheck	1m 43s
min features with gcc	3m 0s
min features with g++	3m 7s
min features with clang	2m 38s
max features with gcc	3m 35s
max features with g++	3m 23s
max features with clang	3m 29s
max features with gcc and DEBUG	2m 34s
max features with gcc for 32-bit arch (legacy OS)	2m 23s
max features with g++ for 32-bit arch (legacy OS)	2m 15s
max features with clang for 32-bit arch (legacy OS)	1m 56s
	30m 24s

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