bad char
[vg.git] / vg_build.h
index 9e7d2b4200fa1a5632df3f94d1990b4a388e0ec2..b40ecd3c23545040484f0ed8bb560f085ce3f7a9 100644 (file)
+/* zig cc scripting tools */
+
 #include <stdlib.h>
 #include <stdio.h>
 #include <unistd.h>
+#include <time.h>
+#include <stdarg.h>
 
+#include "vg_opt.h"
 #include "vg_log.h"
+#include "vg_string.h"
+#include "vg_build_font.h"
+
+/* we dont free dynamic vg_strs in this program. so, we dont care.. */
+const char *__asan_default_options() { return "detect_leaks=0"; }
 
-struct compiler_info
+struct vg_env
 {
-   char name[64],
-        file[512],
-        link[512],
-        library[512],
-        include[512],
-        build_dir[512],
-        executable[512];
-
-   enum optimization_profile
+   u32 optimization;
+
+   bool fresh,
+        debug_asan;
+
+   enum platform 
    {
-      k_optimization_profile_debug,
-      k_optimization_profile_release
+      k_platform_anyplatform,
+      k_platform_windows,
+      k_platform_linux
    }
-   optimization_profile;
+   platform;
 
-   enum target_file
+   enum architecture 
    {
-      k_target_file_game,
-      k_target_file_server
+      k_architecture_anyarch,
+      k_architecture_i386,
+      k_architecture_x86_64,
    }
-   target_file;
-
-   enum compiler
+   arch;
+   
+   enum compiler 
    {
+      k_compiler_blob,
       k_compiler_clang,
-      k_compiler_gcc,
-      k_compiler_mingw
+      k_compiler_zigcc
    }
    compiler;
-}
 
-static vg_compiler;
-
-void vg_build_syscall(const char *fmt, ...)
+   enum libc_version 
+   {
+      k_libc_version_native,
+      k_libc_version_2_23,
+   }
+   libc;
+};
+
+struct vg_env vg_test_env = {
+   .arch = k_architecture_x86_64,
+   .compiler = k_compiler_clang,
+   .libc = k_libc_version_native,
+   .debug_asan = 1,
+   .fresh = 0,
+   .platform = k_platform_linux,
+   .optimization = 0
+};
+
+struct vg_env vg_release_env = {
+   .arch = k_architecture_x86_64,
+   .compiler = k_compiler_zigcc,
+   .libc = k_libc_version_2_23,
+   .fresh = 1,
+   .optimization = 3,
+   .platform = k_platform_anyplatform,
+   .debug_asan = 0
+};
+
+struct vg_project
 {
-   va_list args;
-   va_start( args, fmt );
-
-       char call[4096];
-       vsnprintf( call, vg_list_size( call ), fmt, args );
+   struct vg_env *env;
+
+   vg_str include,      /* -I<path> */
+          library,      /* -L<path> */
+          link,         /* -llibrary */
+          sources,      /* file.c obj.o */
+          uid,          /* env/project identifier */
+          target,       /* result object name */
+
+          /* generated */
+          compiled_objects; /* space seperated paths to compiled objects */
+
+   enum obj_type {
+      k_obj_type_none,
+      k_obj_type_exe,
+      k_obj_type_obj,
+      k_obj_type_shared,
+   }
+   type;
+};
 
-   va_end( args );
+/* 
+ * string tables 
+ * -------------------------------------------------------------------------- */
 
-   puts( call );
+static const char *platform_names[] = 
+{
+   [k_platform_anyplatform] = "anyplatform",
+   [k_platform_windows]     = "windows",
+   [k_platform_linux]       = "linux"
+};
 
-   if( system(call) )
-      exit(0);
-}
+static const char *architecture_names[] = 
+{
+   [k_architecture_anyarch] = "anyarch",
+   [k_architecture_i386]    = "i386",
+   [k_architecture_x86_64]  = "x86_64"
+};
 
-void vg_build_object( const char *file )
+static const char *compiler_names[] = 
 {
-   strcat( vg_compiler.file, file );
-}
+   [k_compiler_blob]    = "blob",
+   [k_compiler_clang]   = "clang",
+   [k_compiler_zigcc]   = "zig-cc"
+};
 
-void vg_build_library_dir( const char *ldir )
+static const char *compiler_paths[] = 
 {
-   strcat( vg_compiler.library, ldir );
-}
+   [k_compiler_blob]    = NULL,
+   [k_compiler_clang]   = "clang",
+   [k_compiler_zigcc]   = "zig cc"
+};
 
-void vg_build_link( const char *link )
+static const char *libc_names[] = 
 {
-   strcat( vg_compiler.link, link );
-}
+   [k_libc_version_native]  = "",
+   [k_libc_version_2_23]    = ".2.23"
+};
+
+/*
+ * source specification
+ * -------------------------------------------------------------------------- */
 
-void vg_build_include( const char *inc )
+void vg_add_source( struct vg_project *proj, const char *source )
 {
-   strcat( vg_compiler.include, inc );
+   if( proj->type == k_obj_type_none )
+      vg_fatal_error( "Cannot add source code without setting binary type\n" );
+
+   vg_strcat( &proj->sources, source );
+   vg_strcat( &proj->sources, " " );
 }
 
-const char *vg_compiler_str(void)
+void vg_include_dir( struct vg_project *proj, const char *dir )
 {
-   return (const char *[]){ "clang", "gcc", "i686-w64-mingw32-gcc" }
-                          [vg_compiler.compiler];
+   if( proj->type == k_obj_type_none )
+      vg_fatal_error( "Cannot add include dir without setting binary type\n" );
+
+   vg_strcat( &proj->include, dir );
+   vg_strcat( &proj->include, " " );
 }
 
-void vg_build_start( const char *name, enum compiler compiler )
+void vg_library_dir( struct vg_project *proj, const char *dir )
 {
-   vg_compiler.file[0] = '\0';
-   vg_compiler.link[0] = '\0';
-   vg_compiler.include[0] = '\0';
-   vg_compiler.library[0] = '\0';
-   vg_compiler.compiler = compiler;
-
-   strcpy( vg_compiler.name, name );
-
-   snprintf( vg_compiler.build_dir, 512, 
-                                    "bin/%s-%s",
-                                    name,
-                                    vg_compiler_str() );
-
-   vg_build_syscall( "mkdir -p %s", vg_compiler.build_dir );
-   vg_build_include( "-I. -I./vg " );
-   vg_build_library_dir( "-L. " );
+   if( proj->type == k_obj_type_none )
+      vg_fatal_error( "Cannot add library dir without setting binary type\n" );
+
+   vg_strcat( &proj->library, dir );
+   vg_strcat( &proj->library, " " );
 }
 
-void vg_build_add_link_for_graphics(void)
+void vg_link( struct vg_project *proj, const char *lib )
 {
-   if( (vg_compiler.compiler == k_compiler_gcc) || 
-       (vg_compiler.compiler == k_compiler_clang ) )
-   {
-      vg_build_link( "-lSDL2 -lGL -lX11 -lXxf86vm -lXrandr -lXi -ldl " );
-   }
-   else
-   {
-      vg_build_link( "-lmingw32 -lSDL2main -lSDL2 -lopengl32 -mwindows \\\n" );
-      vg_build_link( "   -Wl,--dynamicbase -Wl,--nxcompat \\\n" );
-
-      /* + 26.05.23: Suddenly something is pulling in winpthread. 
-       *             cant work out whats doing it or why. */
-      vg_build_link( "   -Wl,-Bstatic,--whole-archive \\\n" );
-      vg_build_link( "      -lwinpthread \\\n" );
-      vg_build_link( "   -Wl,--no-whole-archive " );
-   }
-
-   vg_build_object( "vg/dep/glad/glad.c " );
+   if( proj->type == k_obj_type_none )
+      vg_fatal_error( "Cannot link library without setting binary type\n" );
 
-   vg_build_link( "-lm " );
-   if( vg_compiler.compiler == k_compiler_mingw ){
-      //vg_build_link( "-mthreads " );
-      //vg_build_link( "-static-libgcc " );
-   }
-   else{
-      vg_build_link( "-pthread " );
-   }
+   vg_strcat( &proj->link, lib );
 }
 
-void vg_build_add_link_for_game(void)
+/*
+ * OS & file tools
+ * -------------------------------------------------------------------------- */
+
+void vg_syscall( const char *fmt, ... )
 {
-   if( (vg_compiler.compiler == k_compiler_gcc) ||
-       (vg_compiler.compiler == k_compiler_clang ) )
-   {
-      vg_build_link( "-lsteam_api " );
-   }
-   else
-   {
-      vg_build_library_dir( "-L./vg/dep/sdl " );
-      vg_build_link( "vg/dep/steam/steam_api.dll " );
-   }
+   va_list args;
+   va_start( args, fmt );
 
-   vg_build_include( "-I./vg/dep " );
-   vg_build_library_dir( "-L./vg/dep/steam " );
+       char call[4096];
+       vsnprintf( call, sizeof(call), fmt, args );
+
+   va_end( args );
+   vg_low( "%s\n", call );
+   if( system(call) )
+      exit(1);
 }
 
-void vg_build_bin_dependency_file( const char *src )
+void vg_add_blob( struct vg_project *proj, const char *blob, const char *dest )
 {
-   vg_build_syscall( "cp %s %s", src, vg_compiler.build_dir );
+   vg_syscall( "cp %s bin/%s/%s", blob, proj->uid.buffer, dest );
 }
 
-void vg_build_symbolic_link( const char *folder, const char *bin_name )
+void vg_symlink( struct vg_project *proj,
+                 const char *folder, const char *bin_name )
 {
    char dest[512];
-   snprintf( dest, 512, "%s/%s", vg_compiler.build_dir, bin_name );
-
+   snprintf( dest, 512, "bin/%s/%s", proj->uid.buffer, bin_name );
    if( !access( dest, F_OK ) )
-      vg_build_syscall( "unlink %s", dest );
+      vg_syscall( "unlink %s", dest );
+   vg_syscall( "ln -srf %s %s", folder, dest );
+}
 
-   vg_build_syscall( "ln -srf %s %s", folder, dest );
+void vg_tarball_project( struct vg_project *proj )
+{
+   vg_syscall( "tar -chzvf dist/%s-%u.tar.gz bin/%s/",
+               proj->uid.buffer, time(NULL), proj->uid.buffer );
 }
 
-void vg_build_copy_graphics_dependencies(void)
+/*
+ * The project configurator and compiler.
+ * -------------------------------------------------------------------------- */
+
+void vg_project_new_target( struct vg_project *proj, const char *name, 
+                            enum obj_type type )
 {
-   if( vg_compiler.compiler == k_compiler_mingw )
+   proj->type = type;
+
+   vg_strnull( &proj->include, NULL, -1 );
+   vg_strnull( &proj->library, NULL, -1 );
+   vg_strnull( &proj->link, NULL, -1 );
+   vg_strnull( &proj->sources, NULL, -1 );
+   vg_strnull( &proj->target, NULL, -1 );
+
+   /*
+    * Setup target with appropriate extension
+    */
+   vg_strcat( &proj->target, name );
+
+   if( proj->env->platform == k_platform_windows )
    {
-      vg_build_bin_dependency_file( "vg/dep/sdl/SDL2.dll" );
+      if( type == k_obj_type_exe )
+         vg_strcat( &proj->target, ".exe" );
+      else if( type == k_obj_type_shared )
+         vg_strcat( &proj->target, ".dll" );
+      else if( type == k_obj_type_obj )
+         vg_strcat( &proj->target, ".obj" );
    }
-}
 
-void vg_build_copy_game_dependencies(void)
-{
-   vg_build_bin_dependency_file( 
-         "vg/submodules/SDL_GameControllerDB/gamecontrollerdb.txt" );
 
-   if( (vg_compiler.compiler == k_compiler_gcc) || 
-       (vg_compiler.compiler == k_compiler_clang) )
+   if( proj->env->platform == k_platform_linux )
    {
-      vg_build_bin_dependency_file( "vg/dep/steam/libsteam_api.so" );
+      if( type == k_obj_type_shared )
+         vg_strcat( &proj->target, ".so" );
+      else if( type == k_obj_type_obj )
+         vg_strcat( &proj->target, ".o" );
    }
-   else
+
+   /* 
+    * Add some regular includes / library dirs 
+    */
+   if( type != k_obj_type_none )
    {
-      vg_build_bin_dependency_file( "vg/dep/steam/steam_api.dll" );
+      vg_include_dir( proj, "-I." );
+      vg_include_dir( proj, "-I./vg" );
+      vg_library_dir( proj, "-L." );
+      vg_library_dir( proj, "-L/usr/lib" );
    }
-}
 
-void vg_build_mode_release(void)
-{
-   vg_compiler.optimization_profile = k_optimization_profile_release;
+   vg_info( "  New target: %s\n", name );
 }
 
-void vg_build_mode_debug(void)
+void vg_project_init( struct vg_project *proj,
+                      struct vg_env *env,
+                      const char *identifier )
 {
-   vg_compiler.optimization_profile = k_optimization_profile_debug;
-}
+   proj->env = env;
+   proj->type = k_obj_type_none;
+
+   vg_strnull( &proj->uid, NULL, -1 );
+   vg_strnull( &proj->compiled_objects, NULL, -1 );
+
+   /* check for problems in configuration */
+   if( env->libc != k_libc_version_native ){
+      if( env->compiler != k_compiler_zigcc ){
+         vg_fatal_error( 
+               "Cannot specify libc version using the '%s' compiler.\n",
+               compiler_names[ env->compiler ] );
+      }
+   }
+
+   if( env->compiler == k_compiler_clang ){
+      if( env->platform != k_platform_linux ){
+         vg_fatal_error( "Cannot compile for '%s' using the '%s' compiler;" );
+      }
+   }
 
-void vg_build_clean(void){
-   vg_build_syscall( "rm -r %s", vg_compiler.build_dir );
+   vg_strcat( &proj->uid, identifier );
+   vg_strcatch( &proj->uid, '-' );
+   vg_strcat( &proj->uid, platform_names[ env->platform ] );
+   vg_strcatch( &proj->uid, '-' );
+   vg_strcat( &proj->uid, architecture_names[ env->arch ] );
+   vg_strcatch( &proj->uid, '-' );
+   vg_strcat( &proj->uid, compiler_names[ env->compiler ] );
+
+   if( proj->uid.i < 3 )
+      vg_fatal_error( "failed to create project UID\n" );
+
+   vg_info( "project_init: %s (%s, %s, compiler: %s, opt:%u, fresh: %s)\n", 
+               identifier, 
+               platform_names[env->platform],
+               architecture_names[env->arch],
+               compiler_names[env->compiler],
+               env->optimization,
+               env->fresh? "yes":"no");
+
+   if( env->fresh )
+      vg_syscall( "rm -rf bin/%s", proj->uid.buffer );
+   vg_syscall( "mkdir -p bin/%s", proj->uid.buffer );
 }
 
-void vg_build(void)
+void vg_compile_project( struct vg_project *proj )
 {
-   char cmd[8192];
-   cmd[0] = '\0';
+   vg_str cmd;
+   vg_strnull( &cmd, NULL, -1 );
 
-   /* Compiler */
-   strcat( cmd, "ccache " );
-   strcat( cmd, vg_compiler_str() );
-   strcat( cmd, " -std=gnu99 -D_REENTRANT \\\n" );
+   /* compiler specification */
+   vg_strcat( &cmd, "ccache " );
+   vg_strcat( &cmd, compiler_paths[ proj->env->compiler ] );
+   vg_strcat( &cmd, " -std=gnu99 -D_REENTRANT \\\n" );
 
-   /* Debugging information */
-   if( vg_compiler.optimization_profile == k_optimization_profile_debug )
+   if( proj->env->optimization )
+   {
+      vg_strcat( &cmd, "  -O" );
+      vg_strcati32( &cmd, proj->env->optimization );
+      vg_strcat( &cmd, " -flto \\\n" );
+   }
+   else 
    {
-      strcat( cmd, "   -O0 -ggdb3 -fno-omit-frame-pointer " );
+      /* add debugger / asan information */
+      vg_strcat( &cmd, "  -O0 -ggdb3 -fno-omit-frame-pointer " );
 
-      if( (vg_compiler.compiler == k_compiler_gcc) ||
-          (vg_compiler.compiler == k_compiler_clang ) )
+      if( (proj->env->compiler == k_compiler_clang) && proj->env->debug_asan )
       {
-         strcat( cmd, "-rdynamic -fsanitize=address "
-                      "-fPIE -fstack-protector-strong " );
+         vg_strcat( &cmd, "  -rdynamic -fsanitize=address -fPIE "
+                          "-fstack-protector-strong " );
       }
 
-      strcat( cmd, "\\\n" );
-   }
-   else
-   {
-      strcat( cmd, "   -O3 -DVG_RELEASE\\\n" );
+      vg_strcat( &cmd, "\\\n" );
    }
 
-   /* Warnings */
-   strcat( cmd, 
-      "   -Wall\\\n"
-      "    -Wno-unused-function -Wno-unused-variable -Wno-format-truncation\\\n"
+   /* want a lot of warnings but not useless ones */
+   vg_strcat( &cmd, "  -Wall -ferror-limit=8\\\n"
+      "    -Wno-unused-function -Wno-unused-variable\\\n"
       "    -Wno-unused-command-line-argument -Wno-unused-but-set-variable\\\n"
    );
 
-   if( vg_compiler.compiler == k_compiler_clang ){
-      strcat( cmd, 
-         "     -ferror-limit=5\\\n" );
+   if( proj->env->compiler != k_compiler_clang )
+      vg_strcat( &cmd, "    -Wno-format-truncation\\\n" );
+
+   /* include paths */
+   vg_strcat( &cmd, "  " );
+   vg_strcat( &cmd, proj->include.buffer );
+   vg_strcat( &cmd, "\\\n" );
+   
+   /* library paths */
+   vg_strcat( &cmd, "  " );
+   vg_strcat( &cmd, proj->library.buffer );
+   vg_strcat( &cmd, "\\\n" );
+
+   /* sources */
+   vg_strcat( &cmd, "  " );
+
+   if( proj->type == k_obj_type_obj )
+      vg_strcat( &cmd, "-c " );
+
+   if( proj->type == k_obj_type_shared )
+      vg_strcat( &cmd, "-shared -fPIC " );
+
+   vg_strcat( &cmd, proj->sources.buffer );
+   vg_strcat( &cmd, "\\\n" );
+
+   /* output */
+   vg_strcat( &cmd, "  -o bin/" );
+   vg_strcat( &cmd, proj->uid.buffer );
+   vg_strcat( &cmd, "/" );
+   vg_strcat( &cmd, proj->target.buffer );
+   vg_strcat( &cmd, "\\\n" );
+
+   /* link */
+   vg_strcat( &cmd, "  " );
+   vg_strcat( &cmd, proj->link.buffer );
+   vg_strcat( &cmd, "\\\n" );
+   
+   if( proj->type == k_obj_type_exe )
+   {
+      vg_strcat( &cmd, "  -Wl,-rpath=./\\\n" );
+   }
+
+   /* target platform specification (zig-cc only) */
+   if( proj->env->compiler == k_compiler_zigcc ){
+      vg_strcat( &cmd, "  -target " );
+      vg_strcat( &cmd, architecture_names[proj->env->arch] );
+      vg_strcat( &cmd, "-" );
+      vg_strcat( &cmd, platform_names[proj->env->platform] );
+
+      if( proj->env->platform == k_platform_linux ){
+         vg_strcat( &cmd, "-gnu" );
+         vg_strcat( &cmd, libc_names[proj->env->libc] );
+      }
+
+      if( proj->env->platform == k_platform_windows )
+      {
+         /* we currently dont want pdb pretty much ever. goodbye! */
+
+         if( proj->type == k_obj_type_exe )
+         {
+            vg_strcat( &cmd, " /pdb:/dev/null" );
+            vg_strcat( &cmd, " /SUBSYSTEM:windows" );
+         }
+      }
    }
 
-   /* Include */
-   strcat( cmd, "   " );
-   strcat( cmd, vg_compiler.include );
-   strcat( cmd, "\\\n" );
+   vg_syscall( cmd.buffer );
 
-   /* Library */
-   strcat( cmd, "   " );
-   strcat( cmd, vg_compiler.library );
-   strcat( cmd, "\\\n" );
+   /* add to results */
+   vg_strcat( &proj->compiled_objects, "bin/" );
+   vg_strcat( &proj->compiled_objects, proj->uid.buffer );
+   vg_strcat( &proj->compiled_objects, "/" );
+   vg_strcat( &proj->compiled_objects, proj->target.buffer );
+   vg_strcat( &proj->compiled_objects, " \\\n " );
+}
 
-   /* Targets */
-   strcat( cmd, "   " );
-   strcat( cmd, vg_compiler.file );
-   strcat( cmd, "\\\n" );
+/*
+ * Standard VG includes & libraries which we use for games/graphics
+ * -------------------------------------------------------------------------- */
 
-   /* Output */
-   strcat( cmd, "   -o " );
-   vg_compiler.executable[0] = '\0';
-   strcat( vg_compiler.executable, vg_compiler.build_dir );
-   strcat( vg_compiler.executable, "/" );
-   strcat( vg_compiler.executable, vg_compiler.name );
+struct vg_engine_config
+{
+   bool use_3d, legacy_support_vg_msg1, log_source_info, steam_api,
+        custom_game_settings,
+        custom_shaders;
+   i32 fixed_update_hz;
+}
+vg_engine_default_config = {
+   .use_3d = 1,
+   .fixed_update_hz = 60,
+   .legacy_support_vg_msg1 = 0,
+   .log_source_info = 1,
+   .steam_api = 0,
+   .custom_game_settings = 0,
+   .custom_shaders = 0
+};
+
+void vg_add_engine( struct vg_project *proj, struct vg_engine_config *config )
+{
+   /* building assets */
+   vg_build_default_font();
+
+   if( !config ) config = &vg_engine_default_config;
+   vg_str config_string;
+   vg_strnull( &config_string, NULL, -1 );
+   vg_strcat( &config_string, config->use_3d? "-DVG_3D \\\n": "-DVG_2D \\\n" );
+   vg_strcat( &config_string, "-DVG_TIMESTEP_FIXED=\"(1.0/" );
+   vg_strcati32( &config_string, config->fixed_update_hz );
+   vg_strcat( &config_string, ".0)\" \\\n" );
+   if( config->legacy_support_vg_msg1 )
+      vg_strcat( &config_string, "-DVG_MSG_V1_SUPPORT \\\n" );
+   if( config->log_source_info )
+      vg_strcat( &config_string, "-DVG_LOG_SOURCE_INFO \\\n" );
+   if( config->custom_game_settings )
+      vg_strcat( &config_string, "-DVG_GAME_SETTINGS \\\n" );
+   if( config->custom_shaders )
+      vg_strcat( &config_string, "-DVG_CUSTOM_SHADERS \\\n" );
+
+   vg_strcat( &config_string, "\\\n" );
+
+   /* compile heavy dependencies seperately */
+   struct vg_project dep_proj;
+   struct vg_env env = *proj->env;
+   env.optimization = 3;
+   env.debug_asan = 0;
+
+   vg_project_init( &dep_proj, proj->env, "vg" );
+
+   /* external dependencies */
+   vg_project_new_target( &dep_proj, "vg_deps", k_obj_type_obj );
+   vg_add_source( &dep_proj, "vg/vg_depencies.c" );
+   vg_compile_project( &dep_proj );
+
+   /* glad */
+   vg_project_new_target( &dep_proj, "vg_glad", k_obj_type_obj );
+   vg_add_source( &dep_proj, "vg/dep/glad/glad.c" );
+   vg_include_dir( &dep_proj, "-I./vg/dep " );
+   vg_compile_project( &dep_proj );
+
+   /* core engine */
+   vg_project_new_target( &dep_proj, "vg_engine_core", k_obj_type_obj );
+   vg_add_source( &dep_proj, config_string.buffer );
+   vg_add_source( &dep_proj, "vg/vg_engine.c" );
+   vg_include_dir( &dep_proj, "-I./vg/dep " );
+   vg_compile_project( &dep_proj );
+
+   /* steamworks */
+   if( config->steam_api )
+   {
+      vg_project_new_target( &dep_proj, "vg_steam", k_obj_type_obj );
+      vg_add_source( &dep_proj, "vg/vg_steam.c" );
+      vg_compile_project( &dep_proj );
 
-   if( vg_compiler.compiler == k_compiler_mingw )
-      strcat( vg_compiler.executable, ".exe" );
+      if( proj->env->platform == k_platform_linux )
+      {
+         vg_add_blob( proj, "vg/dep/steam/libsteam_api.so", "" );
+         vg_link( proj, "-lsteam_api " );
+      }
+      else if( proj->env->platform == k_platform_windows )
+      {
+         vg_add_blob( proj, "vg/dep/steam/steam_api64.dll", "" );
+         vg_link( proj, "vg/dep/steam/steam_api64.dll " );
+      }
 
-   strcat( cmd, vg_compiler.executable );
-   strcat( cmd, "\\\n" );
+      vg_library_dir( proj, "-L./vg/dep/steam " );
+      vg_include_dir( proj, "-I./vg/dep " );
+   }
 
-   /* Link */
-   strcat( cmd, "   " );
-   strcat( cmd, vg_compiler.link );
-   strcat( cmd, "\\\n" );
+   /* precipitate to the client project */
 
-   strcat( cmd, "   -Wl,-rpath=./" );
+   vg_link( proj, "-lm " );
+   if( proj->env->platform == k_platform_linux )
+   {
+      vg_link( proj, "-lSDL2 -lGL -lX11 -lXxf86vm "
+                     "-lXrandr -lXi -ldl -pthread " );
+   }
+   else if( proj->env->platform == k_platform_windows )
+   {
+      vg_link( proj, "-lSDL2main -lSDL2 -lopengl32 \\\n" );
+      vg_link( proj, "vg/dep/sdl/SDL2.dll " );
+      vg_add_blob( proj, "vg/dep/sdl/SDL2.dll ", "" );
+      vg_library_dir( proj, "-L./vg/dep/sdl " );
+   }
 
-   vg_build_syscall( cmd );
+   vg_add_source( proj, config_string.buffer );
+   vg_add_source( proj, dep_proj.compiled_objects.buffer );
+   vg_add_source( proj, "\\\n" );
+   vg_include_dir( proj, "-I./vg/dep " );
+   vg_link( proj, "-lm " );
+}
+
+void vg_add_controller_database( struct vg_project *proj )
+{
+   vg_add_blob( proj, 
+                "vg/submodules/SDL_GameControllerDB/gamecontrollerdb.txt", "" );
 }