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const std = @import("std");
pub const CodeUnitWidth = enum {
@"8",
@"16",
@"32",
};
pub fn build(b: *std.Build) !void {
const target = b.standardTargetOptions(.{});
const optimize = b.standardOptimizeOption(.{});
const linkage = b.option(std.builtin.LinkMode, "linkage", "whether to statically or dynamically link the library") orelse @as(std.builtin.LinkMode, if (target.result.isGnuLibC()) .dynamic else .static);
const codeUnitWidth = b.option(CodeUnitWidth, "code-unit-width", "Sets the code unit width") orelse .@"8";
const copyFiles = b.addWriteFiles();
_ = copyFiles.addCopyFile(.{ .path = "src/config.h.generic" }, "config.h");
_ = copyFiles.addCopyFile(.{ .path = "src/pcre2.h.generic" }, "pcre2.h");
const lib = std.Build.Step.Compile.create(b, .{
.name = b.fmt("pcre2-{s}", .{@tagName(codeUnitWidth)}),
.root_module = .{
.target = target,
.optimize = optimize,
.link_libc = true,
},
.kind = .lib,
.linkage = linkage,
});
if (linkage == .static) {
try lib.root_module.c_macros.append(b.allocator, "-DPCRE2_STATIC");
}
lib.root_module.addCMacro("PCRE2_CODE_UNIT_WIDTH", @tagName(codeUnitWidth));
lib.addCSourceFile(.{
.file = copyFiles.addCopyFile(.{ .path = "src/pcre2_chartables.c.dist" }, "pcre2_chartables.c"),
.flags = &.{
"-DHAVE_CONFIG_H",
},
});
lib.addIncludePath(.{ .path = b.pathFromRoot("src") });
lib.addIncludePath(copyFiles.getDirectory());
lib.addCSourceFiles(.{
.files = &.{
"src/pcre2_auto_possess.c",
"src/pcre2_chkdint.c",
"src/pcre2_compile.c",
"src/pcre2_config.c",
"src/pcre2_context.c",
"src/pcre2_convert.c",
"src/pcre2_dfa_match.c",
"src/pcre2_error.c",
"src/pcre2_extuni.c",
"src/pcre2_find_bracket.c",
"src/pcre2_maketables.c",
"src/pcre2_match.c",
"src/pcre2_match_data.c",
"src/pcre2_newline.c",
"src/pcre2_ord2utf.c",
"src/pcre2_pattern_info.c",
"src/pcre2_script_run.c",
"src/pcre2_serialize.c",
"src/pcre2_string_utils.c",
"src/pcre2_study.c",
"src/pcre2_substitute.c",
"src/pcre2_substring.c",
"src/pcre2_tables.c",
"src/pcre2_ucd.c",
"src/pcre2_valid_utf.c",
"src/pcre2_xclass.c",
},
.flags = &.{
"-DHAVE_CONFIG_H",
"-DPCRE2_STATIC",
},
});
lib.installHeader(.{ .path = "src/pcre2.h.generic" }, "pcre2.h");
b.installArtifact(lib);
}
|
