meson.bbclass: Close the log file after reading

This fixes warnings like:

    WARNING: package-name-0.0.1-r0 do_configure: <string>:164: ResourceWarning:
    unclosed file <_io.TextIOWrapper
    name='/source_directory/build/tmp/work/arch/package-name/0.0.1-r0/package-name-0.0.1//meson-logs/meson-log.txt'
    mode='r' encoding='UTF-8'>

(From OE-Core rev: 4fe8bb4e3f15a3f4e153605d57096c565c5fac21)

Signed-off-by: Anton Eliasson <anton.eliasson@axis.com>
Reviewed-by: Ola x Nilsson <ola.x.nilsson@axis.com>
Signed-off-by: Anton Eliasson <anton.eliasson@axis.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

1 files changed, 2 insertions, 1 deletions

diff --git a/meta/classes/meson.bbclass b/meta/classes/meson.bbclass
index 06034e8b47..e9628033c6 100644
--- a/meta/classes/meson.bbclass
+++ b/meta/classes/meson.bbclass
@@ -164,7 +164,8 @@ meson_do_configure_prepend_class-native() {
 python meson_do_qa_configure() {
     import re
     warn_re = re.compile(r"^WARNING: Cross property (.+) is using default value (.+)$", re.MULTILINE)
-    log = open(d.expand("${B}/meson-logs/meson-log.txt")).read()
+    with open(d.expand("${B}/meson-logs/meson-log.txt")) as logfile:
+        log = logfile.read()
     for (prop, value) in warn_re.findall(log):
         bb.warn("Meson cross property %s used without explicit assignment, defaulting to %s" % (prop, value))
 }