Files
fluxengine/build/pkg.py
2024-03-30 19:14:02 +01:00

80 lines
2.3 KiB
Python

from build.ab import Rule, emit, Target, bubbledattrsof, filenamesof
from types import SimpleNamespace
import os
import subprocess
emit(
"""
PKG_CONFIG ?= pkg-config
PACKAGES := $(shell $(PKG_CONFIG) --list-all | cut -d' ' -f1 | sort)
HOST_PKG_CONFIG ?= pkg-config
HOST_PACKAGES := $(shell $(HOST_PKG_CONFIG) --list-all | cut -d' ' -f1 | sort)
"""
)
@Rule
def package(self, name, package=None, fallback: Target = None):
self.ins = []
self.outs = []
emit("ifeq ($(filter %s, $(PACKAGES)),)" % package)
if fallback:
emit(
f"PACKAGE_CFLAGS_{package} :=",
bubbledattrsof(fallback, "caller_cflags"),
)
emit(
f"PACKAGE_LDFLAGS_{package} := ",
bubbledattrsof(fallback, "caller_ldflags"),
)
self.outs = filenamesof(fallback)
else:
emit(f"$(error Required package '{package}' not installed.)")
emit("else")
emit(
f"PACKAGE_CFLAGS_{package} := $(shell $(PKG_CONFIG) --cflags {package})"
)
emit(
f"PACKAGE_LDFLAGS_{package} := $(shell $(PKG_CONFIG) --libs {package})"
)
emit("endif")
self.attr.caller_cflags = [f"$(PACKAGE_CFLAGS_{package})"]
self.attr.caller_ldflags = [f"$(PACKAGE_LDFLAGS_{package})"]
self.traits.add("clibrary")
self.traits.add("cheaders")
@Rule
def hostpackage(self, name, package=None, fallback: Target = None):
emit("ifeq ($(filter %s, $(HOST_PACKAGES)),)" % package)
if fallback:
emit(
f"HOST_PACKAGE_CFLAGS_{package} :=",
bubbledattrsof(fallback, "caller_cflags"),
)
emit(
f"HOST_PACKAGE_LDFLAGS_{package} := ",
bubbledattrsof(fallback, "caller_ldflags"),
)
emit(f"HOST_PACKAGE_DEP_{package} := ", fallback.name)
else:
emit(f"$(error Required host package '{package}' not installed.)")
emit("else")
emit(
f"HOST_PACKAGE_CFLAGS_{package} := $(shell $(HOST_PKG_CONFIG) --cflags {package})"
)
emit(
f"HOST_PACKAGE_LDFLAGS_{package} := $(shell $(HOST_PKG_CONFIG) --libs {package})"
)
emit(f"HOST_PACKAGE_DEP_{package} := ")
emit("endif")
self.attr.caller_cflags = [f"$(HOST_PACKAGE_CFLAGS_{package})"]
self.attr.caller_ldflags = [f"$(HOST_PACKAGE_LDFLAGS_{package})"]
self.ins = []
self.outs = [f"$(HOST_PACKAGE_DEP_{package})"]