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Ignore pre-existing ERFA config.h when installing #306

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Merged
avalentino merged 1 commit into from
Jul 31, 2026
Merged

Ignore pre-existing ERFA config.h when installing #306

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35 changes: 17 additions & 18 deletions setup.py
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Original file line number Diff line number Diff line change
Expand Up @@ -16,6 +16,7 @@

LIBERFADIR = Path("liberfa", "erfa")
ERFA_SRC = LIBERFADIR / "src"
BUILDING_FROM_SDIST = not Path(".git").is_dir()


# build with Py_LIMITED_API unless in freethreading build (which does not currently
Expand Down Expand Up @@ -87,7 +88,7 @@ def guess_next_dev(version: ScmVersion) -> str:
)


if Path(".git").is_dir(): # don't run erfa_generator if building from an sdist
if not BUILDING_FROM_SDIST:
print('Run "erfa_generator.py"')
try:
subprocess.run([sys.executable, "erfa_generator.py"], check=True)
Expand All @@ -110,25 +111,23 @@ def guess_next_dev(version: ScmVersion) -> str:
if file.suffix == ".c" and not file.name.startswith("t_")
)
# liberfa configuration
config_h = LIBERFADIR / "config.h"
if not config_h.exists():
if not BUILDING_FROM_SDIST:
print("Configure liberfa")
try:
if not (LIBERFADIR / "configure").exists():
subprocess.run(["./bootstrap.sh"], check=True, cwd=LIBERFADIR)
subprocess.run(["./configure"], check=True, cwd=LIBERFADIR)
except (subprocess.SubprocessError, OSError) as exc:
warn(f"unable to configure liberfa: {exc}")

if not config_h.exists():
if version_definitions := "\n".join(
f"#define {name} {value!r}".replace("'", '"')
for name, value in get_liberfa_versions()
):
print('Configure liberfa ("configure.ac" scan)')
config_h.write_text(version_definitions)
else:
raise RuntimeError("unable to get liberfa version")
subprocess.run(["./bootstrap.sh"], check=True, cwd=LIBERFADIR)
except (subprocess.CalledProcessError, FileNotFoundError) as err:
warn(f"{err}\nMaybe installing autoconf, automake and libtool could help")
try:
subprocess.run(["./configure"], check=True, cwd=LIBERFADIR)
except (subprocess.CalledProcessError, FileNotFoundError):
if version_definitions := "\n".join(
f"#define {name} {value!r}".replace("'", '"')
for name, value in get_liberfa_versions()
):
print('Configure liberfa ("configure.ac" scan)')
(LIBERFADIR / "config.h").write_text(version_definitions)
else:
raise RuntimeError("unable to get liberfa version")
include_dirs.extend(map(str, [ERFA_SRC, LIBERFADIR]))
define_macros.append(("HAVE_CONFIG_H", "1"))

Expand Down
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