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_toolchain.cxx: work around PyPy missing LDCXXSHARED sysconfig variable.

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This commit is contained in:
whitequark 2020-08-27 06:53:14 +00:00
parent 4180cc537b
commit 141eaf0e40
1 changed files with 7 additions and 2 deletions
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9
nmigen/_toolchain/cxx.py
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@ -23,12 +23,17 @@ def build_cxx(*, cxx_sources, output_name, include_dirs, macros):
cc = sysconfig.get_config_var("CC") cc = sysconfig.get_config_var("CC")
cxx = sysconfig.get_config_var("CXX") cxx = sysconfig.get_config_var("CXX")
cflags = sysconfig.get_config_var("CCSHARED") cflags = sysconfig.get_config_var("CCSHARED")
ld_ldflags = sysconfig.get_config_var("LDCXXSHARED") ld_flags = sysconfig.get_config_var("LDSHARED")
ld_cxxflags = sysconfig.get_config_var("LDCXXSHARED")
if ld_cxxflags is None:
# PyPy doesn't have LDCXXSHARED. Glue it together from CXX and LDSHARED and hope that
# the result actually works; not many good options here.
ld_cxxflags = " ".join([cxx.split()[0], *ld_flags.split()[1:]])
cc_driver.set_executables( cc_driver.set_executables(
compiler=f"{cc} {cflags}", compiler=f"{cc} {cflags}",
compiler_so=f"{cc} {cflags}", compiler_so=f"{cc} {cflags}",
compiler_cxx=f"{cxx} {cflags}", compiler_cxx=f"{cxx} {cflags}",
linker_so=ld_ldflags, linker_so=ld_cxxflags,
) )
for include_dir in include_dirs: for include_dir in include_dirs: