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Build on Windows with Conan #348

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Build on Windows with Conan #348

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5 changes: 5 additions & 0 deletions conanfile.txt
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Original file line number Diff line number Diff line change
@@ -0,0 +1,5 @@
[requires]
gdal/3.5.2

[generators]
pkg_config
64 changes: 3 additions & 61 deletions gdal-sys/build.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -2,9 +2,7 @@ use semver::Version;

use pkg_config::Config;
use std::env;
use std::fs;
use std::io;
use std::path::{Path, PathBuf};
use std::path::PathBuf;

#[cfg(feature = "bindgen")]
pub fn write_bindings(include_paths: Vec<String>, out_path: &Path) {
Expand Down Expand Up @@ -45,18 +43,6 @@ fn env_dir(var: &str) -> Option<PathBuf> {
dir
}

fn find_gdal_dll(lib_dir: &Path) -> io::Result<Option<String>> {
for e in fs::read_dir(lib_dir)? {
let e = e?;
let name = e.file_name();
let name = name.to_str().unwrap();
if name.starts_with("gdal") && name.ends_with(".dll") {
return Ok(Some(String::from(name)));
}
}
Ok(None)
}

fn add_docs_rs_helper(version: Option<&str>) {
let out_path = PathBuf::from(env::var("OUT_DIR").unwrap()).join("docs_rs_helper.rs");
let docs_helper_code = if let Some(version) = version {
Expand Down Expand Up @@ -119,9 +105,9 @@ fn main() {
println!("cargo:rerun-if-env-changed=GDAL_VERSION");

let mut need_metadata = true;
let mut lib_name = String::from("gdal");
let lib_name = String::from("gdal");

let mut prefer_static =
let prefer_static =
env::var_os("GDAL_STATIC").is_some() && env::var_os("GDAL_DYNAMIC").is_none();

let mut include_dir = env_dir("GDAL_INCLUDE_DIR");
Expand All @@ -131,50 +117,6 @@ fn main() {
.map(|vs| vs.to_string_lossy().to_string())
.and_then(|vs| Version::parse(vs.trim()).ok());

let mut found = false;
if cfg!(windows) {
// first, look for a static library in $GDAL_LIB_DIR or $GDAL_HOME/lib
// works in windows-msvc and windows-gnu
if let Some(ref lib_dir) = lib_dir {
let lib_path = lib_dir.join("gdal_i.lib");
if lib_path.exists() {
prefer_static = true;
lib_name = String::from("gdal_i");
found = true;
}
}
if !found {
if let Some(ref home_dir) = home_dir {
let home_lib_dir = home_dir.join("lib");
let lib_path = home_lib_dir.join("gdal_i.lib");
if lib_path.exists() {
prefer_static = true;
lib_name = String::from("gdal_i");
lib_dir = Some(home_lib_dir);
found = true;
}
}
}
if !found {
if cfg!(target_env = "msvc") {
panic!("windows-msvc requires gdal_i.lib to be present in either $GDAL_LIB_DIR or $GDAL_HOME\\lib.");
}

// otherwise, look for a gdalxxx.dll in $GDAL_HOME/bin
// works in windows-gnu
if let Some(ref home_dir) = home_dir {
let bin_dir = home_dir.join("bin");
if bin_dir.exists() {
if let Some(name) = find_gdal_dll(&bin_dir).unwrap() {
prefer_static = false;
lib_dir = Some(bin_dir);
lib_name = name;
}
}
}
}
}

if let Some(ref home_dir) = home_dir {
if include_dir.is_none() {
let dir = home_dir.join("include");
Expand Down