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author | Mark W. Krentel <krentel@rice.edu> | 2020-07-29 20:29:24 -0500 |
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committer | GitHub <noreply@github.com> | 2020-07-29 20:29:24 -0500 |
commit | 896e83e3e6f7b93e0eb6dbd81fcfdae79ea732b9 (patch) | |
tree | 65ff99a99aba59bf50a98cf0ab7fa59eea3bf3c3 | |
parent | 8435016a43d345aa22c8d4becf3fa4cc4c3b4464 (diff) | |
download | spack-896e83e3e6f7b93e0eb6dbd81fcfdae79ea732b9.tar.gz spack-896e83e3e6f7b93e0eb6dbd81fcfdae79ea732b9.tar.bz2 spack-896e83e3e6f7b93e0eb6dbd81fcfdae79ea732b9.tar.xz spack-896e83e3e6f7b93e0eb6dbd81fcfdae79ea732b9.zip |
libunwind: add +pic variant (#17762)
Libunwind already builds a shared library. The +pic variant adds the
compiler pic flag to the static archive so that it can be linked into
another shared library.
-rw-r--r-- | var/spack/repos/builtin/packages/libunwind/package.py | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/var/spack/repos/builtin/packages/libunwind/package.py b/var/spack/repos/builtin/packages/libunwind/package.py index dcabc86ec5..69f34f7504 100644 --- a/var/spack/repos/builtin/packages/libunwind/package.py +++ b/var/spack/repos/builtin/packages/libunwind/package.py @@ -25,6 +25,9 @@ class Libunwind(AutotoolsPackage): version('1.2.1', sha256='3f3ecb90e28cbe53fba7a4a27ccce7aad188d3210bb1964a923a731a27a75acb') version('1.1', sha256='9dfe0fcae2a866de9d3942c66995e4b460230446887dbdab302d41a8aee8d09a') + variant('pic', default=False, + description='Compile with position independent code.') + variant('xz', default=False, description='Support xz (lzma) compressed symbol tables.') @@ -48,12 +51,15 @@ class Libunwind(AutotoolsPackage): provides('unwind') def flag_handler(self, name, flags): - wrapper_flags = None + wrapper_flags = [] if name == 'cflags': # https://github.com/libunwind/libunwind/pull/166 if self.spec.satisfies('@:1.4 %gcc@10:'): - wrapper_flags = ['-fcommon'] + wrapper_flags.append('-fcommon') + + if '+pic' in self.spec: + wrapper_flags.append(self.compiler.cc_pic_flag) return (wrapper_flags, None, flags) |