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Open Source Computer Vision Library
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65 lines
2.1 KiB
65 lines
2.1 KiB
#!/usr/bin/env python |
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""" |
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Common utilities. These should be compatible with Python 2 and 3. |
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""" |
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from __future__ import print_function |
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import sys, re |
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from subprocess import check_call, check_output, CalledProcessError |
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def execute(cmd, cwd = None): |
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print("Executing: %s in %s" % (cmd, cwd), file=sys.stderr) |
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print('Executing: ' + ' '.join(cmd)) |
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retcode = check_call(cmd, cwd = cwd) |
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if retcode != 0: |
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raise Exception("Child returned:", retcode) |
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def print_header(text): |
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print("="*60) |
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print(text) |
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print("="*60) |
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def print_error(text): |
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print("="*60, file=sys.stderr) |
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print("ERROR: %s" % text, file=sys.stderr) |
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print("="*60, file=sys.stderr) |
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def get_xcode_major(): |
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ret = check_output(["xcodebuild", "-version"]).decode('utf-8') |
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m = re.match(r'Xcode\s+(\d+)\..*', ret, flags=re.IGNORECASE) |
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if m: |
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return int(m.group(1)) |
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else: |
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raise Exception("Failed to parse Xcode version") |
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def get_xcode_version(): |
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""" |
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Returns the major and minor version of the current Xcode |
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command line tools as a tuple of (major, minor) |
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""" |
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ret = check_output(["xcodebuild", "-version"]).decode('utf-8') |
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m = re.match(r'Xcode\s+(\d+)\.(\d+)', ret, flags=re.IGNORECASE) |
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if m: |
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return (int(m.group(1)), int(m.group(2))) |
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else: |
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raise Exception("Failed to parse Xcode version") |
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def get_xcode_setting(var, projectdir): |
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ret = check_output(["xcodebuild", "-showBuildSettings"], cwd = projectdir).decode('utf-8') |
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m = re.search("\s" + var + " = (.*)", ret) |
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if m: |
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return m.group(1) |
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else: |
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raise Exception("Failed to parse Xcode settings") |
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def get_cmake_version(): |
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""" |
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Returns the major and minor version of the current CMake |
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command line tools as a tuple of (major, minor, revision) |
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""" |
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ret = check_output(["cmake", "--version"]).decode('utf-8') |
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m = re.match(r'cmake\sversion\s+(\d+)\.(\d+).(\d+)', ret, flags=re.IGNORECASE) |
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if m: |
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return (int(m.group(1)), int(m.group(2)), int(m.group(3))) |
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else: |
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raise Exception("Failed to parse CMake version")
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