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authorWolfram Sang <w.sang@pengutronix.de>2010-01-05 21:41:22 +0100
committerSteven Rostedt <rostedt@goodmis.org>2010-01-06 18:08:58 -0500
commitdfaa9e2c5707b2c217c0121aac796e0fa3051482 (patch)
tree786f61acc9b13c6177f4ebab6a51b715326796a5 /scripts/recordmcount.pl
parentdc4f8845ee2ca39fe054a2d911729ffd269b4b66 (diff)
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tracing: Use appropriate perl constructs in recordmcount.pl
Modified recordmcount.pl to use perl constructs that are still understandable by C hackers that are not perl programmers. Signed-off-by: Wolfram Sang <w.sang@pengutronix.de> LKML-Reference: <1262724082-9517-1-git-send-email-w.sang@pengutronix.de> Signed-off-by: Steven Rostedt <rostedt@goodmis.org>
Diffstat (limited to 'scripts/recordmcount.pl')
-rwxr-xr-xscripts/recordmcount.pl29
1 files changed, 11 insertions, 18 deletions
diff --git a/scripts/recordmcount.pl b/scripts/recordmcount.pl
index 5de12c7b366f..545fe7154ced 100755
--- a/scripts/recordmcount.pl
+++ b/scripts/recordmcount.pl
@@ -136,13 +136,14 @@ my %text_sections = (
".text.unlikely" => 1,
);
-$objdump = "objdump" if ((length $objdump) == 0);
-$objcopy = "objcopy" if ((length $objcopy) == 0);
-$cc = "gcc" if ((length $cc) == 0);
-$ld = "ld" if ((length $ld) == 0);
-$nm = "nm" if ((length $nm) == 0);
-$rm = "rm" if ((length $rm) == 0);
-$mv = "mv" if ((length $mv) == 0);
+# Note: we are nice to C-programmers here, thus we skip the '||='-idiom.
+$objdump = 'objdump' if (!$objdump);
+$objcopy = 'objcopy' if (!$objcopy);
+$cc = 'gcc' if (!$cc);
+$ld = 'ld' if (!$ld);
+$nm = 'nm' if (!$nm);
+$rm = 'rm' if (!$rm);
+$mv = 'mv' if (!$mv);
#print STDERR "running: $P '$arch' '$objdump' '$objcopy' '$cc' '$ld' " .
# "'$nm' '$rm' '$mv' '$inputfile'\n";
@@ -194,12 +195,8 @@ sub check_objcopy
}
}
-if ($arch eq "x86") {
- if ($bits == 64) {
- $arch = "x86_64";
- } else {
- $arch = "i386";
- }
+if ($arch eq 'x86') {
+ $arch = ($bits == 64) ? 'x86_64' : 'i386';
}
#
@@ -476,11 +473,7 @@ while (<IN>) {
$read_headers = 0;
# Only record text sections that we know are safe
- if (defined($text_sections{$1})) {
- $read_function = 1;
- } else {
- $read_function = 0;
- }
+ $read_function = defined($text_sections{$1});
# print out any recorded offsets
update_funcs();