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

set testfile "trace-fork"
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"
}
global LTRACE
set exec_output ""

#Run PUT for ltrace.
spawn $LTRACE -f $objdir/$subdir/$binfile
set timeout 4
expect timeout  {
	fail "Time out! Maybe caused by ltrace segment fault or improper timeout value here!"
	return
}

catch "exec $LTRACE -f $objdir/$subdir/$binfile" exec_output

#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
}

ltrace_saveoutput "${exec_output}" ${objdir}/${subdir}/${testfile}.ltrace

if [ regexp {Cannot attach} $exec_output ] {
	fail "Couldn't attach to forked process!"
	return
}

set pattern {^\[pid [0-9]*\] fork}
ltrace_verify_output ${objdir}/${subdir}/${testfile}.ltrace $pattern 1

set pattern {^\[pid [0-9]*\] printf}
ltrace_verify_output ${objdir}/${subdir}/${testfile}.ltrace $pattern 1

set pattern {^\[pid [0-9]*\] puts}
ltrace_verify_output ${objdir}/${subdir}/${testfile}.ltrace $pattern 1

set pattern {^\[pid [0-9]*\] wait}
ltrace_verify_output ${objdir}/${subdir}/${testfile}.ltrace $pattern 1

set pattern {^\[pid [0-9]*\] sleep}
ltrace_verify_output ${objdir}/${subdir}/${testfile}.ltrace $pattern 1