Regularize indents within subroutine definition.

Over decades, the code within the subroutine acquired many different
combinations of tabs and whitespace for indents, thereby making the code
less readable.  Standardize on 4 whitespaces.

For readability, comment end of two blocks.

diff --git a/t/io/fs.t b/t/io/fs.t
index 31b8ca5..970d0d5 100644 (file)
--- a/t/io/fs.t
+++ b/t/io/fs.t
@@ -122,8 +122,8 @@ SKIP: {
         skip "hard links not that hard in $^O", 1 if $^O eq 'amigaos';
         skip "no mode checks", 1 if $skip_mode_checks;
 
-        is(sprintf("0%o", $mode & 0777), 
-            sprintf("0%o", $a_mode & 0777), 
+        is(sprintf("0%o", $mode & 0777),
+            sprintf("0%o", $a_mode & 0777),
             "mode of triply-linked file");
     }
 }
@@ -193,7 +193,7 @@ SKIP: {
     }
     is(chmod($newmode, "a"), 1, "fchmod");
     $mode = (stat $fh)[2];
-    SKIP: { 
+    SKIP: {
         skip "no mode checks", 1 if $skip_mode_checks;
         is($mode & 0777, $newmode, "perm restored");
     }
@@ -276,58 +276,57 @@ sub check_utime_result {
     ($dev,$ino,$mode,$nlink,$uid,$gid,$rdev,$size,$atime,$mtime,$ctime,
      $blksize,$blocks) = stat('b');
 
- SKIP: {
-       skip "bogus inode num", 1 if ($^O eq 'MSWin32') || ($^O eq 'NetWare');
-
-       ok($ino,    'non-zero inode num');
+    SKIP: {
+        skip "bogus inode num", 1 if ($^O eq 'MSWin32') || ($^O eq 'NetWare');
+        ok($ino,    'non-zero inode num');
     }
 
- SKIP: {
-       skip "filesystem atime/mtime granularity too low", 2
-           unless $accurate_timestamps;
-
-     if ($^O eq 'vos') {
-           skip ("# TODO - hit VOS bug posix-2055 - access time does not follow POSIX rules for an open file.", 2);
-     }
-
-       note("# atime - $atime  mtime - $mtime  delta - $delta");
-       if($atime == $ut && $mtime == $ut + $delta) {
-           pass('atime: granularity test');
-           pass('mtime: granularity test');
-       }
-       else {
-           if ($^O =~ /\blinux\b/i) {
-               note("# Maybe stat() cannot get the correct atime, ".
-                   "as happens via NFS on linux?");
-               $foo = (utime 400000000,$ut + 2*$delta,'b');
-               my ($new_atime, $new_mtime) = (stat('b'))[8,9];
-               note("# newatime - $new_atime  nemtime - $new_mtime");
-               if ($new_atime == $atime && $new_mtime - $mtime == $delta) {
-                   pass("atime - accounted for possible NFS/glibc2.2 bug on linux");
-                   pass("mtime - accounted for possible NFS/glibc2.2 bug on linux");
-               }
-               else {
-                   fail("atime - $atime/$new_atime $mtime/$new_mtime");
-                   fail("mtime - $atime/$new_atime $mtime/$new_mtime");
-               }
-           }
-           elsif ($^O eq 'VMS') {
-               # why is this 1 second off?
-               is( $atime, $ut + 1,      'atime: VMS' );
-               is( $mtime, $ut + $delta, 'mtime: VMS' );
-           }
-           elsif ($^O eq 'haiku') {
-            SKIP: {
-                   skip "atime not updated", 1;
-               }
-               is($mtime, 500000001, 'mtime');
-           }
-           else {
-               fail("atime: default case");
-               fail("mtime: default case");
-           }
-       }
-    }
+    SKIP: {
+        skip "filesystem atime/mtime granularity too low", 2
+            unless $accurate_timestamps;
+
+        if ($^O eq 'vos') {
+            skip ("# TODO - hit VOS bug posix-2055 - access time does not follow POSIX rules for an open file.", 2);
+        }
+
+        note("# atime - $atime  mtime - $mtime  delta - $delta");
+        if($atime == $ut && $mtime == $ut + $delta) {
+            pass('atime: granularity test');
+            pass('mtime: granularity test');
+        }
+        else {
+            if ($^O =~ /\blinux\b/i) {
+                note("# Maybe stat() cannot get the correct atime, ".
+                    "as happens via NFS on linux?");
+                $foo = (utime 400000000,$ut + 2*$delta,'b');
+                my ($new_atime, $new_mtime) = (stat('b'))[8,9];
+                note("# newatime - $new_atime  nemtime - $new_mtime");
+                if ($new_atime == $atime && $new_mtime - $mtime == $delta) {
+                    pass("atime - accounted for possible NFS/glibc2.2 bug on linux");
+                    pass("mtime - accounted for possible NFS/glibc2.2 bug on linux");
+                }
+                else {
+                    fail("atime - $atime/$new_atime $mtime/$new_mtime");
+                    fail("mtime - $atime/$new_atime $mtime/$new_mtime");
+                }
+            }
+            elsif ($^O eq 'VMS') {
+                # why is this 1 second off?
+                is( $atime, $ut + 1,      'atime: VMS' );
+                is( $mtime, $ut + $delta, 'mtime: VMS' );
+            }
+            elsif ($^O eq 'haiku') {
+                SKIP: {
+                    skip "atime not updated", 1;
+                }
+                is($mtime, 500000001, 'mtime');
+            }
+            else {
+                fail("atime: default case");
+                fail("mtime: default case");
+            }
+        } # END failed atime mtime 'else' block
+    } # END granularity SKIP block
 }
 
 SKIP: {