meta: replace os.system with subprocess.call

Replace os.system with subprocess.call since the older function would
fail (more or less) silently if the executed program cannot be found

More info:
http://docs.python.org/library/subprocess.html#subprocess-replacements

[YOCTO #2454]

(From OE-Core rev: a07d03cc6f67c88feb9813ae7deb6e4a93552dfe)

Signed-off-by: Robert Yang <liezhi.yang@windriver.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

1 files changed, 3 insertions, 2 deletions

diff --git a/meta/classes/distrodata.bbclass b/meta/classes/distrodata.bbclass
index 4b2dee5b10..df6d300666 100644
--- a/meta/classes/distrodata.bbclass
+++ b/meta/classes/distrodata.bbclass
@@ -231,6 +231,7 @@ python do_checkpkg() {
         import sys
         import re
         import tempfile
+        import subprocess
 
         """
         sanity check to ensure same name and type. Match as many patterns as possible
@@ -373,7 +374,7 @@ python do_checkpkg() {
                 f.close()
                 if status != "ErrHostNoDir" and re.match("Err", status):
                         logpath = d.getVar('LOG_DIR', True)
-                        os.system("cp %s %s/" % (f.name, logpath))
+                        subprocess.call("cp %s %s/" % (f.name, logpath), shell=True)
                 os.unlink(f.name)
                 return status
 
@@ -432,7 +433,7 @@ python do_checkpkg() {
                 """if host hasn't directory information, no need to save tmp file"""
                 if status != "ErrHostNoDir" and re.match("Err", status):
                         logpath = d.getVar('LOG_DIR', True)
-                        os.system("cp %s %s/" % (f.name, logpath))
+                        subprocess.call("cp %s %s/" % (f.name, logpath), shell=True)
                 os.unlink(f.name)
                 return status