Mercurial > hg > graal-compiler
changeset 20181:8dec9eea3186
mx: Avoid listing directories that do not exist while looking for JDKs
author | Gilles Duboscq <gilles.m.duboscq@oracle.com> |
---|---|
date | Tue, 07 Apr 2015 11:19:39 +0200 |
parents | 2c6fb59b484f |
children | c5ae0424f822 |
files | mxtool/mx.py |
diffstat | 1 files changed, 10 insertions(+), 5 deletions(-) [+] |
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line diff
--- a/mxtool/mx.py Wed Apr 08 11:29:36 2015 +0200 +++ b/mxtool/mx.py Tue Apr 07 11:19:39 2015 +0200 @@ -1674,18 +1674,23 @@ candidateJdks = [] if get_os() == 'darwin': base = '/Library/Java/JavaVirtualMachines' - candidateJdks = [join(base, n, 'Contents/Home') for n in os.listdir(base) if exists(join(base, n, 'Contents/Home'))] + if exists(base): + candidateJdks = [join(base, n, 'Contents/Home') for n in os.listdir(base) if exists(join(base, n, 'Contents/Home'))] elif get_os() == 'linux': base = '/usr/lib/jvm' - candidateJdks = [join(base, n) for n in os.listdir(base) if exists(join(base, n, 'jre/lib/rt.jar'))] + if exists(base): + candidateJdks = [join(base, n) for n in os.listdir(base) if exists(join(base, n, 'jre/lib/rt.jar'))] base = '/usr/java' - candidateJdks += [join(base, n) for n in os.listdir(base) if exists(join(base, n, 'jre/lib/rt.jar'))] + if exists(base): + candidateJdks += [join(base, n) for n in os.listdir(base) if exists(join(base, n, 'jre/lib/rt.jar'))] elif get_os() == 'solaris': base = '/usr/jdk/instances' - candidateJdks = [join(base, n) for n in os.listdir(base) if exists(join(base, n, 'jre/lib/rt.jar'))] + if exists(base): + candidateJdks = [join(base, n) for n in os.listdir(base) if exists(join(base, n, 'jre/lib/rt.jar'))] elif get_os() == 'windows': base = r'C:\Program Files\Java' - candidateJdks = [join(base, n) for n in os.listdir(base) if exists(join(base, n, r'jre\lib\rt.jar'))] + if exists(base): + candidateJdks = [join(base, n) for n in os.listdir(base) if exists(join(base, n, r'jre\lib\rt.jar'))] javaHome = None if len(candidateJdks) != 0: