feat(embed): add embed features, add test example which run php insid…

…e it

Cargo.toml

@@ -35,6 +35,7 @@ zip = "0.6"
 
 [features]
 closure = []
+embed = []
 
 [workspace]
 members = [

allowed_bindings.rs

@@ -256,5 +256,7 @@ bind! {
     tsrm_get_ls_cache,
     executor_globals_offset,
     zend_atomic_bool_store,
-    zend_interrupt_function
+    zend_interrupt_function,
+    php_embed_init,
+    php_embed_shutdown
 }

src/types/string.rs

@@ -453,3 +453,32 @@ impl<'a> FromZval<'a> for &'a str {
         zval.str()
     }
 }
+
+#[cfg(test)]
+#[cfg(feature = "embed")]
+mod tests {
+    use crate::ffi::{php_embed_init, php_embed_shutdown};
+    use crate::types::Zval;
+    use crate::zend::Function;
+    use std::ptr::null_mut;
+
+    #[test]
+    fn test_string() {
+        unsafe {
+            php_embed_init(0, null_mut());
+        }
+
+        let func = Function::try_from_function("chr").expect("Failed to find eval function");
+        let mut input = Zval::new();
+        input.set_long(65);
+        let result = func
+            .try_call(vec![&input])
+            .expect("Failed to call eval function");
+
+        assert_eq!(result.string().unwrap(), "A");
+
+        unsafe {
+            php_embed_shutdown();
+        }
+    }
+}

src/wrapper.h

@@ -21,6 +21,7 @@
 #include "zend_inheritance.h"
 #include "zend_interfaces.h"
 #include "zend_ini.h"
+#include "sapi/embed/php_embed.h"
 
 zend_string *ext_php_rs_zend_string_init(const char *str, size_t len, bool persistent);
 void ext_php_rs_zend_string_release(zend_string *zs);

unix_build.rs

@@ -55,4 +55,11 @@ impl<'a> PHPProvider<'a> for Provider {
     fn get_defines(&self) -> Result<Vec<(&'static str, &'static str)>> {
         Ok(vec![])
     }
+
+    fn print_extra_link_args(&self) -> Result<()> {
+        #[cfg(feature = "embed")]
+        println!("cargo:rustc-link-lib=php");
+
+        Ok(())
+    }
 }