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commit 841afa116e32b3c7195475769c26bf46fd870d32
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Author: Adhemerval Zanella <adhemerval.zanella@linaro.org>
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Date: Wed Aug 10 16:24:06 2022 -0300
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glibcextract.py: Add compile_c_snippet
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It might be used on tests to check if a snippet build with the provided
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compiler and flags.
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Reviewed-by: Florian Weimer <fweimer@redhat.com>
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diff --git a/scripts/glibcextract.py b/scripts/glibcextract.py
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index 8f2246aae6a9dfb7..0fb50dc8f9c4f7f9 100644
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--- a/scripts/glibcextract.py
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+++ b/scripts/glibcextract.py
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@@ -17,6 +17,7 @@
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# License along with the GNU C Library; if not, see
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# <http://www.gnu.org/licenses/>.
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+import collections
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import os.path
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import re
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import subprocess
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@@ -173,3 +174,21 @@ def compare_macro_consts(source_1, source_2, cc, macro_re, exclude_re=None,
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if not allow_extra_2:
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ret = 1
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return ret
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+
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+CompileResult = collections.namedtuple("CompileResult", "returncode output")
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+
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+def compile_c_snippet(snippet, cc, extra_cc_args=''):
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+ """Compile and return whether the SNIPPET can be build with CC along
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+ EXTRA_CC_ARGS compiler flags. Return a CompileResult with RETURNCODE
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+ being 0 for success, or the failure value and the compiler output.
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+ """
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+ with tempfile.TemporaryDirectory() as temp_dir:
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+ c_file_name = os.path.join(temp_dir, 'test.c')
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+ obj_file_name = os.path.join(temp_dir, 'test.o')
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+ with open(c_file_name, 'w') as c_file:
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+ c_file.write(snippet + '\n')
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+ cmd = cc.split() + extra_cc_args.split() + ['-c', '-o', obj_file_name,
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+ c_file_name]
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+ r = subprocess.run(cmd, check=False, stdout=subprocess.PIPE,
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+ stderr=subprocess.STDOUT)
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+ return CompileResult(r.returncode, r.stdout)
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