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Print a link to instructions if rustup is not found.

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This commit is contained in:
Simon Sapin 2017-11-27 18:51:56 +01:00
parent f2c398fd5c
commit 2f941d8450
1 changed files with 11 additions and 1 deletions
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12
python/servo/command_base.py
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@ -7,6 +7,7 @@
# option. This file may not be copied, modified, or distributed
# except according to those terms.
from errno import ENOENT as NO_SUCH_FILE_OR_DIRECTORY
from glob import glob
import gzip
import itertools
@ -322,9 +323,18 @@ class CommandBase(object):
def call_rustup_run(self, args, **kwargs):
if self.config["tools"]["use-rustup"]:
args = ["rustup" + BIN_SUFFIX, "run", "--install", self.toolchain()] + args
try:
return call(args, **kwargs)
except OSError as e:
if e.errno == NO_SUCH_FILE_OR_DIRECTORY:
print "It looks like rustup is not installed. See instructions at " \
"https://github.com/servo/servo/#setting-up-your-environment"
print
return 1
raise
else:
args[0] += BIN_SUFFIX
return call(args, **kwargs)
return call(args, **kwargs)
def get_top_dir(self):
return self.context.topdir