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author | Francis Ricci <francisjricci@gmail.com> | 2016-08-10 00:45:30 +0000 |
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committer | Francis Ricci <francisjricci@gmail.com> | 2016-08-10 00:45:30 +0000 |
commit | d5bca334011de0f7eb91103b4d61e424b95896e2 (patch) | |
tree | 0b14c1ce1bb53d9e885f3ab8e8108a49f0b279ec /lib/sanitizer_common/scripts | |
parent | 98935353f1d437aa081a8e702f4cebd0b807a002 (diff) |
[compiler-rt] Allow nm program to be over-ridden for global symbol detection
Summary:
While cross-compiling, a custom nm program may be required. This will also allow for the
use of llvm-nm if desired.
Reviewers: samsonov, beanz, compnerd, eugenis
Subscribers: kubabrecka, dberris, llvm-commits
Differential Revision: https://reviews.llvm.org/D23278
git-svn-id: https://llvm.org/svn/llvm-project/compiler-rt/trunk@278187 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/sanitizer_common/scripts')
-rwxr-xr-x | lib/sanitizer_common/scripts/gen_dynamic_list.py | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/lib/sanitizer_common/scripts/gen_dynamic_list.py b/lib/sanitizer_common/scripts/gen_dynamic_list.py index b8b79b599..69f26f4e9 100755 --- a/lib/sanitizer_common/scripts/gen_dynamic_list.py +++ b/lib/sanitizer_common/scripts/gen_dynamic_list.py @@ -42,11 +42,12 @@ versioned_functions = set(['memcpy', 'pthread_attr_getaffinity_np', def get_global_functions(library): functions = [] - nm_proc = subprocess.Popen(['nm', library], stdout=subprocess.PIPE, + nm = os.environ.get('NM', 'nm') + nm_proc = subprocess.Popen([nm, library], stdout=subprocess.PIPE, stderr=subprocess.PIPE) nm_out = nm_proc.communicate()[0].decode().split('\n') if nm_proc.returncode != 0: - raise subprocess.CalledProcessError(nm_proc.returncode, 'nm') + raise subprocess.CalledProcessError(nm_proc.returncode, nm) func_symbols = ['T', 'W'] # On PowerPC, nm prints function descriptors from .data section. if os.uname()[4] in ["powerpc", "ppc64"]: |