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use std::path;
use bindgen::cargo::Cargo;
use bindgen::config::{Braces, Config, Language};
use bindgen::library::Library;
use bindgen::bindings::Bindings;
use bindgen::parser::{self, Parse};
#[derive(Debug, Clone)]
pub struct Builder {
config: Config,
srcs: Vec<path::PathBuf>,
lib: Option<(path::PathBuf, Option<String>)>,
lib_cargo: Option<Cargo>,
std_types: bool,
}
impl Builder {
pub fn new() -> Builder {
Builder {
config: Config::default(),
srcs: Vec::new(),
lib: None,
lib_cargo: None,
std_types: true,
}
}
#[allow(unused)]
pub fn with_header<S: AsRef<str>>(mut self, header: S) -> Builder {
self.config.header = Some(String::from(header.as_ref()));
self
}
#[allow(unused)]
pub fn with_trailer<S: AsRef<str>>(mut self, trailer: S) -> Builder {
self.config.trailer = Some(String::from(trailer.as_ref()));
self
}
#[allow(unused)]
pub fn with_include_guard<S: AsRef<str>>(mut self, include_guard: S) -> Builder {
self.config.include_guard = Some(String::from(include_guard.as_ref()));
self
}
#[allow(unused)]
pub fn with_autogen_warning<S: AsRef<str>>(mut self, autogen_warning: S) -> Builder {
self.config.autogen_warning = Some(String::from(autogen_warning.as_ref()));
self
}
#[allow(unused)]
pub fn with_include_version(mut self, include_version: bool) -> Builder {
self.config.include_version = include_version;
self
}
#[allow(unused)]
pub fn with_namespace<S: AsRef<str>>(mut self, namespace: S) -> Builder {
self.config.namespace = Some(String::from(namespace.as_ref()));
self
}
#[allow(unused)]
pub fn with_namespaces<S: AsRef<str>>(mut self, namespaces: &[S]) -> Builder {
self.config.namespaces = Some(namespaces.iter().map(|x| String::from(x.as_ref())).collect());
self
}
#[allow(unused)]
pub fn with_braces(mut self, braces: Braces) -> Builder {
self.config.braces = braces;
self
}
#[allow(unused)]
pub fn with_line_length(mut self, line_length: usize) -> Builder {
self.config.line_length = line_length;
self
}
#[allow(unused)]
pub fn with_tab_width(mut self, tab_width: usize) -> Builder {
self.config.tab_width = tab_width;
self
}
#[allow(unused)]
pub fn with_language(mut self, language: Language) -> Builder {
self.config.language = language;
self
}
#[allow(unused)]
pub fn with_parse_deps(mut self, parse_deps: bool) -> Builder {
self.config.parse.parse_deps = parse_deps;
self
}
#[allow(unused)]
pub fn with_parse_include<S: AsRef<str>>(mut self, include: &[S]) -> Builder {
self.config.parse.include = Some(include.iter().map(|x| String::from(x.as_ref())).collect());
self
}
#[allow(unused)]
pub fn with_parse_exclude<S: AsRef<str>>(mut self, exclude: &[S]) -> Builder {
self.config.parse.exclude = exclude.iter().map(|x| String::from(x.as_ref())).collect();
self
}
#[allow(unused)]
pub fn with_parse_expand<S: AsRef<str>>(mut self, expand: &[S]) -> Builder {
self.config.parse.expand = expand.iter().map(|x| String::from(x.as_ref())).collect();
self
}
#[allow(unused)]
pub fn with_generic_template_specialization(mut self, generic_template_specialization: bool) -> Builder {
self.config.structure.generic_template_specialization = generic_template_specialization;
self
}
#[allow(unused)]
pub fn with_documentation(mut self, documentation: bool) -> Builder {
self.config.documentation = documentation;
self
}
#[allow(unused)]
pub fn with_config(mut self, config: Config) -> Builder {
self.config = config;
self
}
#[allow(unused)]
pub fn with_std_types(mut self, std_types: bool) -> Builder {
self.std_types = std_types;
self
}
#[allow(unused)]
pub fn with_src(mut self, src: &path::Path) -> Builder {
self.srcs.push(src.to_owned());
self
}
#[allow(unused)]
pub fn with_crate<P: AsRef<path::Path>>(mut self, lib_dir: P) -> Builder {
debug_assert!(self.lib.is_none());
debug_assert!(self.lib_cargo.is_none());
self.lib = Some((path::PathBuf::from(lib_dir.as_ref()), None));
self
}
#[allow(unused)]
pub fn with_crate_and_name<P: AsRef<path::Path>,
S: AsRef<str>>(mut self,
lib_dir: P,
binding_lib_name: S) -> Builder
{
debug_assert!(self.lib.is_none());
debug_assert!(self.lib_cargo.is_none());
self.lib = Some((path::PathBuf::from(lib_dir.as_ref()),
Some(String::from(binding_lib_name.as_ref()))));
self
}
#[allow(unused)]
pub(crate) fn with_cargo(mut self, lib: Cargo) -> Builder {
debug_assert!(self.lib.is_none());
debug_assert!(self.lib_cargo.is_none());
self.lib_cargo = Some(lib);
self
}
pub fn generate(self) -> Result<Bindings, String> {
let mut result = Parse::new();
if self.std_types {
result.add_std_types();
}
for x in &self.srcs {
result.extend_with(&parser::parse_src(x)?);
}
if let Some((lib_dir, binding_lib_name)) = self.lib.clone() {
let cargo = if let Some(binding_lib_name) = binding_lib_name {
Cargo::load(&lib_dir,
Some(&binding_lib_name),
self.config.parse.parse_deps)?
} else {
Cargo::load(&lib_dir,
None,
self.config.parse.parse_deps)?
};
result.extend_with(&parser::parse_lib(cargo,
self.config.parse.parse_deps,
&self.config.parse.include,
&self.config.parse.exclude,
&self.config.parse.expand)?);
} else if let Some(cargo) = self.lib_cargo.clone() {
result.extend_with(&parser::parse_lib(cargo,
self.config.parse.parse_deps,
&self.config.parse.include,
&self.config.parse.exclude,
&self.config.parse.expand)?);
}
Library::new(self.config,
result.constants,
result.globals,
result.enums,
result.structs,
result.unions,
result.opaque_items,
result.typedefs,
result.specializations,
result.functions).generate()
}
}