| #!/bin/sh | 
 |  | 
 | # Check signal mask transparency. | 
 | # Starting with commit v4.17-5-gf83b49b strace is expected | 
 | # to forward the signal mask to tracees unchanged. | 
 |  | 
 | . "${srcdir=.}/init.sh" | 
 |  | 
 | run_prog ../list_sigaction_signum > /dev/null | 
 | saved_STRACE="$STRACE" | 
 |  | 
 | for sig in $(../list_sigaction_signum); do | 
 | 	for block in 0 1; do | 
 | 		set_cmd="../set_sigblock $block $sig" | 
 | 		check_cmd="../check_sigblock $block $sig" | 
 | 		run_prog $set_cmd $check_cmd | 
 | 		STRACE="$set_cmd $saved_STRACE" | 
 | 		for i in '' -I1 -I2 -I3 -I4; do | 
 | 			run_strace $i -enone $check_cmd | 
 | 		done | 
 | 	done | 
 | done |