testsuite/ltrace.main/signals.exp

# This file was written by Yao Qi <qiyao@cn.ibm.com>.

set testfile "signals"
set srcfile ${testfile}.c
set binfile ${testfile}


verbose "compiling source file now....."
# Build the shared libraries this test case needs.
if  { [ ltrace_compile "${srcdir}/${subdir}/${testfile}.c" "${objdir}/${subdir}/${binfile}" executable {debug} ] != "" } {
     send_user "Testcase compile failed, so all tests in this file will automatically fail\n."
}

# set options for ltrace.
ltrace_options "-L"

# Run PUT for ltarce.
set exec_output [ltrace_runtest $objdir/$subdir $objdir/$subdir/$binfile]

# Check the output of this program.
verbose "ltrace runtest output: $exec_output\n"
if [regexp {ELF from incompatible architecture} $exec_output] {
	fail "32-bit ltrace can not perform on 64-bit PUTs and rebuild ltrace in 64 bit mode!"
     	return
} elseif [ regexp {Couldn't get .hash data} $exec_output ] {
	fail "Couldn't get .hash data!"
	return
}

# Extract LOOP from source file.
set fd [ open $srcdir/$subdir/$srcfile r]
while { [gets $fd line] >= 0 } {
	 regexp {define LOOP.*([0-9]+)} $line match count
}
close $fd

# Verify the output of ltrace by checking the number of SIGUSR1 in signal.ltrace
set pattern "SIGUSR1"
ltrace_verify_output ${objdir}/${subdir}/${testfile}.ltrace $pattern $count