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Allow clean build process (#221)
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Adapted from #212: don't move intermediate build products into versioned paths.
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@scouten-adobe
scouten-adobe authored Jul 7, 2024
1 parent 8ffce56 commit 5cf92d3
Showing 1 changed file with 38 additions and 23 deletions.
61 changes: 38 additions & 23 deletions build.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -11,7 +11,7 @@
// specific language governing permissions and limitations under
// each license.

use std::{env, ffi::OsStr};
use std::{env, ffi::OsStr, fs, path::PathBuf};

fn main() {
println!("cargo:rerun-if-changed=build.rs");
Expand Down Expand Up @@ -51,6 +51,8 @@ fn main() {
eprintln!("Huh. zlib already exists. NOT COPYING");
}

let out_dir = PathBuf::from(std::env::var("OUT_DIR").expect("OUT_DIR not defined"));

// C vs C++ compilation approach adapted from
// https://github.com/rust-lang/rust/blob/7510b0ca45d1204f8f0e9dc1bb2dc7d95b279c9a/library/unwind/build.rs.

Expand Down Expand Up @@ -91,6 +93,7 @@ fn main() {
.flag("/wd4701")
.flag("/wd4702")
.flag("/wd4996")
.include(out_dir.join("external/xmp_toolkit"))
.include("external/xmp_toolkit/XMPCore/resource/win")
.include("external/xmp_toolkit/XMPFiles/resource/win")
.file("external/xmp_toolkit/source/Host_IO-Win.cpp")
Expand Down Expand Up @@ -177,16 +180,18 @@ fn main() {
.flag_if_supported("-Wno-enum-conversion")
.flag_if_supported("-Wno-missing-field-initializers")
.flag_if_supported("-Wno-unused-parameter")
.file("external/xmp_toolkit/third-party/expat/lib/xmlparse.c")
.file("external/xmp_toolkit/third-party/expat/lib/xmlrole.c")
.file("external/xmp_toolkit/third-party/expat/lib/xmltok.c")
.file("external/libexpat/expat/lib/xmlparse.c")
.file("external/libexpat/expat/lib/xmlrole.c")
.file("external/libexpat/expat/lib/xmltok.c")
.cargo_metadata(false)
.compile_intermediates();

for expat_int in expat_intermediates {
xmp_config.object(expat_int);
}

println!("cargo:rustc-link-search=native={}", out_dir.display());

xmp_config
.cpp(true)
.define("TXMP_STRING_TYPE", "std::string")
Expand All @@ -207,6 +212,10 @@ fn main() {
"{root}/external/xmp_toolkit",
root = std::env::var("CARGO_MANIFEST_DIR").expect("Failed to get CARGO_MANIFEST_DIR")
))
.include(format!(
"{root}/external/xmp_toolkit",
root = std::env::var("OUT_DIR").expect("Failed to get OUT_DIR")
))
.include("external/xmp_toolkit/build")
.include("external/xmp_toolkit/public/include")
.include("external/xmp_toolkit/XMPFilesPlugins/api/source")
Expand Down Expand Up @@ -310,21 +319,21 @@ fn main() {
.file("external/xmp_toolkit/XMPFiles/source/WXMPFiles.cpp")
.file("external/xmp_toolkit/XMPFiles/source/XMPFiles.cpp")
.file("external/xmp_toolkit/XMPFiles/source/XMPFiles_Impl.cpp")
.file("external/xmp_toolkit/third-party/zlib/adler32.c")
.file("external/xmp_toolkit/third-party/zlib/compress.c")
.file("external/xmp_toolkit/third-party/zlib/crc32.c")
.file("external/xmp_toolkit/third-party/zlib/deflate.c")
.file("external/xmp_toolkit/third-party/zlib/gzclose.c")
.file("external/xmp_toolkit/third-party/zlib/gzlib.c")
.file("external/xmp_toolkit/third-party/zlib/gzread.c")
.file("external/xmp_toolkit/third-party/zlib/gzwrite.c")
.file("external/xmp_toolkit/third-party/zlib/infback.c")
.file("external/xmp_toolkit/third-party/zlib/inffast.c")
.file("external/xmp_toolkit/third-party/zlib/inflate.c")
.file("external/xmp_toolkit/third-party/zlib/inftrees.c")
.file("external/xmp_toolkit/third-party/zlib/trees.c")
.file("external/xmp_toolkit/third-party/zlib/uncompr.c")
.file("external/xmp_toolkit/third-party/zlib/zutil.c")
.file(out_dir.join("external/xmp_toolkit/third-party/zlib/adler32.c"))
.file(out_dir.join("external/xmp_toolkit/third-party/zlib/compress.c"))
.file(out_dir.join("external/xmp_toolkit/third-party/zlib/crc32.c"))
.file(out_dir.join("external/xmp_toolkit/third-party/zlib/deflate.c"))
.file(out_dir.join("external/xmp_toolkit/third-party/zlib/gzclose.c"))
.file(out_dir.join("external/xmp_toolkit/third-party/zlib/gzlib.c"))
.file(out_dir.join("external/xmp_toolkit/third-party/zlib/gzread.c"))
.file(out_dir.join("external/xmp_toolkit/third-party/zlib/gzwrite.c"))
.file(out_dir.join("external/xmp_toolkit/third-party/zlib/infback.c"))
.file(out_dir.join("external/xmp_toolkit/third-party/zlib/inffast.c"))
.file(out_dir.join("external/xmp_toolkit/third-party/zlib/inflate.c"))
.file(out_dir.join("external/xmp_toolkit/third-party/zlib/inftrees.c"))
.file(out_dir.join("external/xmp_toolkit/third-party/zlib/trees.c"))
.file(out_dir.join("external/xmp_toolkit/third-party/zlib/uncompr.c"))
.file(out_dir.join("external/xmp_toolkit/third-party/zlib/zutil.c"))
.file("src/ffi.cpp")
.file("external/xmp_toolkit/third-party/zuid/interfaces/MD5.cpp")
.compile("xmp");
Expand All @@ -333,14 +342,16 @@ fn main() {
fn copy_external_to_third_party(from_path: &str, to_path: &str) {
use fs_extra::dir::{copy, CopyOptions};

let mut dest_path = env::current_dir().unwrap();
let mut dest_path = PathBuf::from(env::var("OUT_DIR").unwrap());
dest_path.push("external/xmp_toolkit/third-party");
dest_path.push(to_path);

dest_path.push(to_path);
if dest_path.is_dir() {
std::fs::remove_dir_all(&dest_path).unwrap();
fs::remove_dir_all(&dest_path).unwrap();
}

fs::create_dir_all(&dest_path).unwrap();

let mut src_path = env::current_dir().unwrap();
src_path.push("external");
src_path.push(from_path);
Expand All @@ -350,7 +361,11 @@ fn copy_external_to_third_party(from_path: &str, to_path: &str) {
dest_path.pop();

let copy_options = CopyOptions::new();
println!("COPYING {} to {}", src_path.display(), dest_path.display());
println!(
"cargo:info=COPYING {} to {}",
src_path.display(),
dest_path.display()
);
copy(src_path, dest_path, &copy_options).unwrap();
}

Expand Down

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