Remove PerfectCURL dependency

Instead, the relevant source files are copied into this project directly, and the Perfect-specific parts (that are not used by the wrapper anyway) are deleted.

Package.swift

@@ -13,16 +13,15 @@ let package = Package(
     ],
     dependencies: [
         // Dependencies declare other packages that this package depends on.
-        // .package(url: /* package url */, from: "1.0.0"),
-       .package(url: "https://github.com/PerfectlySoft/Perfect-CURL.git", from: "3.1.0"),
        .package(url: "https://github.com/vapor/vapor.git", from: "3.1.0"),
     ],
     targets: [
         // Targets are the basic building blocks of a package. A target can define a module or a test suite.
         // Targets can depend on other targets in this package, and on products in packages which this package depends on.
         .target(
             name: "CurlyClient",
-            dependencies: ["PerfectCURL", "Vapor"]),
+            dependencies: ["CCurl", "Vapor"]),
+        .systemLibrary(name: "CCurl", pkgConfig: "libcurl"),
         .testTarget(
             name: "CurlyClientTests",
             dependencies: ["CurlyClient"]),

README.md

@@ -42,10 +42,6 @@ public func configure(_ config: inout Config, _ env: inout Environment, _ servic
 }
 ```
 
-### 3. (Linux only) Check system dependencies
-
-If you're building for Linux, you need to have the `uuid-dev` package installed – a requirement of Perfect-LinuxBridge. If you are building a thin Docker image, be sure to install `libuuid1` in the final build.
-
-### 4. Profit!
+### 3. Profit!
 
 Your Vapor app should now use curl directly instead of URLSession.

Sources/CCurl/ccurl.h

@@ -0,0 +1,114 @@
+
+#ifndef _p_curl_h_
+#define _p_curl_h_
+
+#include <curl/curl.h>
+
+#ifdef CURLOPT_HEADERDATA
+#undef CURLOPT_HEADERDATA
+CURLoption CURLOPT_HEADERDATA = CURLOPT_WRITEHEADER;
+#endif
+#ifdef CURLOPT_WRITEDATA
+#undef CURLOPT_WRITEDATA
+CURLoption CURLOPT_WRITEDATA = CURLOPT_FILE;
+#endif
+#ifdef CURLOPT_READDATA
+#undef CURLOPT_READDATA
+CURLoption CURLOPT_READDATA = CURLOPT_INFILE;
+#endif
+
+typedef size_t (*curl_func)(void * ptr, size_t size, size_t num, void * ud);
+
+static CURLcode curl_easy_setopt_long(CURL *handle, CURLoption option, long value)
+{
+	return curl_easy_setopt(handle, option, value);
+}
+
+static CURLcode curl_easy_setopt_cstr(CURL *handle, CURLoption option, const char * value)
+{
+	return curl_easy_setopt(handle, option, value);
+}
+
+static CURLcode curl_easy_setopt_int64(CURL *handle, CURLoption option, long long value)
+{
+	return curl_easy_setopt(handle, option, value);
+}
+
+static CURLcode curl_easy_setopt_slist(CURL *handle, CURLoption option, struct curl_slist * value)
+{
+	return curl_easy_setopt(handle, option, value);
+}
+
+static CURLcode curl_easy_setopt_void(CURL *handle, CURLoption option, void * value)
+{
+	return curl_easy_setopt(handle, option, value);
+}
+
+static CURLcode curl_easy_setopt_func(CURL *handle, CURLoption option, curl_func value)
+{
+	return curl_easy_setopt(handle, option, value);
+}
+
+static CURLcode curl_easy_getinfo_long(CURL *handle, CURLINFO option, long * value)
+{
+	return curl_easy_getinfo(handle, option, value);
+}
+
+static CURLcode curl_easy_getinfo_cstr(CURL *handle, CURLINFO option, const char ** value)
+{
+	return curl_easy_getinfo(handle, option, value);
+}
+
+static CURLcode curl_easy_getinfo_double(CURL *handle, CURLINFO option, double * value)
+{
+	return curl_easy_getinfo(handle, option, value);
+}
+
+static CURLcode curl_easy_getinfo_slist(CURL *handle, CURLINFO option, struct curl_slist ** value)
+{
+	return curl_easy_getinfo(handle, option, value);
+}
+
+static CURLcode curl_get_msg_result(CURLMsg * msg)
+{
+	return msg->data.result;
+}
+
+static CURLFORMcode curl_formadd_content(struct curl_httppost **firstitem, struct curl_httppost **lastitem,
+	const char * name, const char * content, const long size, const char * type) {
+		return type ?
+			curl_formadd(firstitem, lastitem,
+							CURLFORM_COPYNAME, name,
+							CURLFORM_COPYCONTENTS, content,
+							CURLFORM_CONTENTSLENGTH, size,
+							CURLFORM_CONTENTTYPE, type,
+							CURLFORM_END)
+			 :
+			curl_formadd(firstitem, lastitem,
+							CURLFORM_COPYNAME, name,
+							CURLFORM_COPYCONTENTS, content,
+							CURLFORM_CONTENTSLENGTH, size,
+							CURLFORM_END);
+}
+
+static CURLFORMcode curl_formadd_file(struct curl_httppost **firstitem, struct curl_httppost **lastitem,
+	const char * name, const char * path, const char * type) {
+		return type ?
+			curl_formadd(firstitem, lastitem,
+						   CURLFORM_COPYNAME, name,
+						   CURLFORM_CONTENTTYPE, type,
+						   CURLFORM_FILE, path,
+						   CURLFORM_END)
+			:
+			curl_formadd(firstitem, lastitem,
+							CURLFORM_COPYNAME, name,
+							CURLFORM_FILE, path,
+							CURLFORM_END);
+}
+
+static CURLcode curl_form_post(CURL * handle, struct curl_httppost * post) {
+	return curl_easy_setopt(handle, CURLOPT_HTTPPOST, post);
+}
+
+
+#endif

Sources/CCurl/module.modulemap

@@ -0,0 +1,6 @@
+module CCurl
+{
+    umbrella header "ccurl.h"
+    link "curl"
+    export *
+}