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const std = @import("std");
pub fn build(b: *std.Build) void {
const target = b.standardTargetOptions(.{});
const optimize = b.standardOptimizeOption(.{});
const t = target.result;
const dep_c = b.dependency("sigsegv", .{
.target = target,
.optimize = optimize,
});
const lib = b.addStaticLibrary(.{
.name = "sigsegv",
.target = target,
.optimize = optimize,
});
if (target.result.os.tag.isDarwin() and !target.query.isNative()) {
const macos_sdk = b.lazyDependency("macos_sdk", .{
.target = target,
.optimize = optimize,
});
if (macos_sdk != null) {
lib.addSystemIncludePath(macos_sdk.?.path("usr/include"));
lib.addLibraryPath(macos_sdk.?.path("usr/lib"));
lib.addFrameworkPath(macos_sdk.?.path("System/Library/Frameworks"));
}
}
lib.linkLibC();
lib.root_module.addCMacro("HAVE_CONFIG_H", &[_]u8{});
const config_h = b.addConfigHeader(.{
.style = .{
.autoconf = dep_c.path("config.h.in"),
},
.include_path = "config.h",
}, .{
.ENABLE_EFAULT = null,
.HAVE_DLFCN_H = 1,
.HAVE_EFAULT_SUPPORT = null,
.HAVE_GETPAGESIZE = 1,
.HAVE_GETRLIMIT = 1,
.HAVE_INTTYPES_H = 1,
.HAVE_MINCORE = 1,
.HAVE_MMAP_ANON = 1,
.HAVE_MMAP_ANONYMOUS = 1,
.HAVE_MMAP_DEVZERO = null,
.HAVE_MQUERY = null,
.HAVE_PAGESIZE = null,
.HAVE_SETRLIMIT = 1,
.HAVE_SIGALTSTACK = 1,
.HAVE_STACKVMA = @intFromBool(!(t.os.tag == .linux)),
.HAVE_STDINT_H = 1,
.HAVE_STDIO_H = 1,
.HAVE_STDLIB_H = 1,
.HAVE_STRINGS_H = 1,
.HAVE_STRING_H = 1,
.HAVE_SYSCONF_PAGESIZE = null,
.HAVE_SYS_SIGNAL_H = 1,
.HAVE_SYS_STAT_H = 1,
.HAVE_SYS_TYPES_H = 1,
.HAVE_UCONTEXT_H = null,
.HAVE_UINTPTR_T = 1,
.HAVE_UNISTD_H = 1,
.HAVE_WORKING_SIGALTSTACK = 1,
.LT_OBJDIR = null,
.OLD_CYGWIN_WORKAROUND = null,
.PACKAGE = null,
.PACKAGE_BUGREPORT = null,
.PACKAGE_NAME = null,
.PACKAGE_STRING = null,
.PACKAGE_TARNAME = null,
.PACKAGE_URL = null,
.PACKAGE_VERSION = null,
.SIGALTSTACK_SS_REVERSED = null,
.STACK_DIRECTION = -1,
.STDC_HEADERS = 1,
.VERSION = null,
.stack_t = null,
.uintptr_t = null,
});
if ((t.os.tag == .macos)) {
config_h.addValues(.{
.CFG_FAULT = if (t.cpu.arch == .aarch64)
"fault-macos-arm64.h"
else
"fault-macos-i386.h",
.CFG_HANDLER = "handler-unix.c",
.CFG_LEAVE = "leave-nop.c",
.CFG_MACHFAULT = "fault-none.h",
.CFG_SIGNALS = "signals-macos.h",
.CFG_STACKVMA = "stackvma-mach.c",
});
}
if ((t.os.tag == .linux)) {
config_h.addValues(.{
.CFG_FAULT = if (t.cpu.arch == .aarch64)
"fault-linux-arm.h"
else
"fault-linux-i386.h",
.CFG_HANDLER = "handler-unix.c",
.CFG_LEAVE = "leave-nop.c",
.CFG_MACHFAULT = "fault-none.h",
.CFG_SIGNALS = "signals.h",
.CFG_STACKVMA = "stackvma-none.c",
});
}
const sigsegv_h = b.addConfigHeader(.{
.style = .{
.cmake = dep_c.path("src/sigsegv.h.in"),
},
.include_path = "sigsegv.h",
}, .{
.FAULT_CONTEXT = "ucontext_t",
.FAULT_CONTEXT_INCLUDE = if (t.os.tag == .macos)
"#include <sys/ucontext.h>"
else
"#include <ucontext.h>",
.HAVE_SIGSEGV_RECOVERY = 1,
.HAVE_STACK_OVERFLOW_RECOVERY = 1,
});
lib.addIncludePath(dep_c.path("src"));
lib.addConfigHeader(config_h);
lib.addConfigHeader(sigsegv_h);
lib.addCSourceFiles(.{
.root = dep_c.path("src"),
.files = &.{
"dispatcher.c",
"handler.c",
"leave.c",
"stackvma.c",
"version.c",
},
.flags = &.{
"-O2",
"-fno-sanitize=all",
},
});
lib.installConfigHeader(sigsegv_h);
b.installArtifact(lib);
}
|
