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| author | Steven Rostedt <srostedt@redhat.com> | 2012-01-13 17:50:39 -0500 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@suse.de> | 2012-01-25 17:24:47 -0800 |
| commit | e5303c25bfacd745f6c6b99a2604ef4e11926c34 (patch) | |
| tree | 14f22ac2afc1d6dda125ea38a6c596fdc8687b91 /scripts | |
| parent | 065449fd56d2f75cc943a6d501b292f6b0e40325 (diff) | |
| download | lwn-e5303c25bfacd745f6c6b99a2604ef4e11926c34.tar.gz lwn-e5303c25bfacd745f6c6b99a2604ef4e11926c34.zip | |
kconfig/streamline-config.pl: Simplify backslash line concatination
commit d060d963e88f3e990cec2fe5214de49de9a49eca upstream.
Simplify the way lines ending with backslashes (continuation) in Makefiles
is parsed. This is needed to implement a necessary fix.
Tested-by: Thomas Lange <thomas-lange2@gmx.de>
Signed-off-by: Steven Rostedt <rostedt@goodmis.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'scripts')
| -rw-r--r-- | scripts/kconfig/streamline_config.pl | 25 |
1 files changed, 12 insertions, 13 deletions
diff --git a/scripts/kconfig/streamline_config.pl b/scripts/kconfig/streamline_config.pl index a4fe923c0131..f25809200a97 100644 --- a/scripts/kconfig/streamline_config.pl +++ b/scripts/kconfig/streamline_config.pl @@ -245,17 +245,22 @@ if ($kconfig) { # Read all Makefiles to map the configs to the objects foreach my $makefile (@makefiles) { - my $cont = 0; + my $line = ""; open(MIN,$makefile) || die "Can't open $makefile"; while (<MIN>) { - my $objs; - - # is this a line after a line with a backslash? - if ($cont && /(\S.*)$/) { - $objs = $1; + # if this line ends with a backslash, continue + chomp; + if (/^(.*)\\$/) { + $line .= $1; + next; } - $cont = 0; + + $line .= $_; + $_ = $line; + $line = ""; + + my $objs; # collect objects after obj-$(CONFIG_FOO_BAR) if (/obj-\$\((CONFIG_[^\)]*)\)\s*[+:]?=\s*(.*)/) { @@ -263,12 +268,6 @@ foreach my $makefile (@makefiles) { $objs = $2; } if (defined($objs)) { - # test if the line ends with a backslash - if ($objs =~ m,(.*)\\$,) { - $objs = $1; - $cont = 1; - } - foreach my $obj (split /\s+/,$objs) { $obj =~ s/-/_/g; if ($obj =~ /(.*)\.o$/) { |