xref: /OK3568_Linux_fs/kernel/arch/x86/tools/chkobjdump.awk (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun# GNU objdump version checker
2*4882a593Smuzhiyun#
3*4882a593Smuzhiyun# Usage:
4*4882a593Smuzhiyun# objdump -v | awk -f chkobjdump.awk
5*4882a593SmuzhiyunBEGIN {
6*4882a593Smuzhiyun	# objdump version 2.19 or later is OK for the test.
7*4882a593Smuzhiyun	od_ver = 2;
8*4882a593Smuzhiyun	od_sver = 19;
9*4882a593Smuzhiyun}
10*4882a593Smuzhiyun
11*4882a593Smuzhiyun/^GNU objdump/ {
12*4882a593Smuzhiyun	verstr = ""
13*4882a593Smuzhiyun	gsub(/\(.*\)/, "");
14*4882a593Smuzhiyun	for (i = 3; i <= NF; i++)
15*4882a593Smuzhiyun		if (match($(i), "^[0-9]")) {
16*4882a593Smuzhiyun			verstr = $(i);
17*4882a593Smuzhiyun			break;
18*4882a593Smuzhiyun		}
19*4882a593Smuzhiyun	if (verstr == "") {
20*4882a593Smuzhiyun		printf("Warning: Failed to find objdump version number.\n");
21*4882a593Smuzhiyun		exit 0;
22*4882a593Smuzhiyun	}
23*4882a593Smuzhiyun	split(verstr, ver, ".");
24*4882a593Smuzhiyun	if (ver[1] > od_ver ||
25*4882a593Smuzhiyun	    (ver[1] == od_ver && ver[2] >= od_sver)) {
26*4882a593Smuzhiyun		exit 1;
27*4882a593Smuzhiyun	} else {
28*4882a593Smuzhiyun		printf("Warning: objdump version %s is older than %d.%d\n",
29*4882a593Smuzhiyun		       verstr, od_ver, od_sver);
30*4882a593Smuzhiyun		print("Warning: Skipping posttest.");
31*4882a593Smuzhiyun		# Logic is inverted, because we just skip test without error.
32*4882a593Smuzhiyun		exit 0;
33*4882a593Smuzhiyun	}
34*4882a593Smuzhiyun}
35