now can package ipa, still problems with signing

fpc/external/build.cpp

@@ -0,0 +1,57 @@
+#include "c.h"
+#include "ld.h"
+#include "helper.h"
+#include "tier0/platform.h"
+#include "tier1/interface.h"
+#include "tier2/ifilesystem.h"
+
+DECLARE_BUILD_STAGE(zsign)
+{	
+	if (!filesystem)
+	{
+		void *pFilesystem = Plat_LoadLibrary("libfilesystem_std.so");
+		CreateInterfaceFn pFilesystemFactory = Sys_GetFactory(pFilesystem);
+
+		filesystem = (IFileSystem*)pFilesystemFactory(FILESYSTEM_INTERFACE_VERSION, NULL);
+	}
+	IDirectoryHandle *pDir = filesystem->OpenDir("zsign");
+	if (!pDir)
+		return 0;
+	filesystem->CloseDir(pDir);
+
+	CProject_t compileProject = {};
+	LinkProject_t ldProject = {};
+	CUtlString szOutputProject = "";
+
+	compileProject.m_szName = "zsign";
+	compileProject.m_target = Target_t::HostTarget();
+	compileProject.bFPIC = true;
+	compileProject.files = {
+		"zsign/src/common/archive.cpp",
+		"zsign/src/common/base64.cpp",
+		"zsign/src/common/fs.cpp",
+		"zsign/src/common/json.cpp",
+		"zsign/src/common/log.cpp",
+		"zsign/src/common/sha.cpp",
+		"zsign/src/common/timer.cpp",
+		"zsign/src/common/util.cpp",
+		"zsign/src/archo.cpp",
+		"zsign/src/bundle.cpp",
+		"zsign/src/macho.cpp",
+		"zsign/src/openssl.cpp",
+		"zsign/src/signing.cpp",
+		"zsign/src/zsign.cpp",
+	};
+	compileProject.includeDirectories = {
+		"zsign/src/common",
+		"zsign/src",
+	};
+	ldProject = ccompiler->Compile(&compileProject);
+
+	ldProject.linkType = ELINK_DYNAMIC_LIBRARY;
+	szOutputProject = linker->Link(&ldProject);
+
+	ADD_OUTPUT_OBJECT("zsign", szOutputProject);
+
+	return 0;
+}