Adding upstream version 0.70.1+ds1.upstream/0.70.1+ds1upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 60 insertions, 0 deletions

diff --git a/vendor/libz-sys/build_zng.rs b/vendor/libz-sys/build_zng.rs
new file mode 100644
index 0000000..2557625
--- /dev/null
+++ b/vendor/libz-sys/build_zng.rs
@@ -0,0 +1,60 @@
+use std::env;
+
+pub fn build_zlib_ng(target: &str, compat: bool) {
+    let mut cmake = cmake::Config::new("src/zlib-ng");
+    cmake
+        .define("BUILD_SHARED_LIBS", "OFF")
+        .define("ZLIB_COMPAT", if compat { "ON" } else { "OFF" })
+        .define("ZLIB_ENABLE_TESTS", "OFF")
+        .define("WITH_GZFILEOP", "ON");
+    if target.contains("s390x") {
+        // Enable hardware compression on s390x.
+        cmake
+            .define("WITH_DFLTCC_DEFLATE", "1")
+            .define("WITH_DFLTCC_INFLATE", "1")
+            .cflag("-DDFLTCC_LEVEL_MASK=0x7e");
+    }
+    if target == "i686-pc-windows-msvc" {
+        cmake.define("CMAKE_GENERATOR_PLATFORM", "Win32");
+    }
+
+    let install_dir = cmake.build();
+
+    let includedir = install_dir.join("include");
+    let libdir = install_dir.join("lib");
+    let libdir64 = install_dir.join("lib64");
+    println!(
+        "cargo:rustc-link-search=native={}",
+        libdir.to_str().unwrap()
+    );
+    println!(
+        "cargo:rustc-link-search=native={}",
+        libdir64.to_str().unwrap()
+    );
+    let mut debug_suffix = "";
+    let libname = if target.contains("windows") && target.contains("msvc") {
+        if env::var("OPT_LEVEL").unwrap() == "0" {
+            debug_suffix = "d";
+        }
+        "zlibstatic"
+    } else {
+        "z"
+    };
+    println!(
+        "cargo:rustc-link-lib=static={}{}{}",
+        libname,
+        if compat { "" } else { "-ng" },
+        debug_suffix,
+    );
+    println!("cargo:root={}", install_dir.to_str().unwrap());
+    println!("cargo:include={}", includedir.to_str().unwrap());
+    if !compat {
+        println!("cargo:rustc-cfg=zng");
+    }
+}
+
+#[allow(dead_code)]
+fn main() {
+    let target = env::var("TARGET").unwrap();
+    build_zlib_ng(&target, false);
+}