141 lines
4.2 KiB
C
141 lines
4.2 KiB
C
// Bootstrap: cl /nologo nob.c
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// After that, just run: nob.exe
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#define NOB_IMPLEMENTATION
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#include "nob.h"
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#define BUILD_DIR "build"
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#define IMGUI_LIB_DEBUG BUILD_DIR "/imgui_d.lib"
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#define IMGUI_LIB_RELEASE BUILD_DIR "/imgui.lib"
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static const char *src_files[] = {
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"src/main.cpp",
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};
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static const char *imgui_files[] = {
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"vendor/imgui/imgui.cpp",
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"vendor/imgui/imgui_draw.cpp",
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"vendor/imgui/imgui_tables.cpp",
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"vendor/imgui/imgui_widgets.cpp",
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"vendor/imgui/imgui_demo.cpp",
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"vendor/imgui/backends/imgui_impl_win32.cpp",
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"vendor/imgui/backends/imgui_impl_dx12.cpp",
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};
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static const char *link_libs[] = {
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"d3d12.lib",
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"dxgi.lib",
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"d3dcompiler.lib",
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"user32.lib",
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"gdi32.lib",
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"shell32.lib",
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"ole32.lib",
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"dwmapi.lib",
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};
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static const char *obj_name(const char *src_path) {
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const char *slash = strrchr(src_path, '/');
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const char *name = slash ? slash + 1 : src_path;
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size_t len = strlen(name);
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return nob_temp_sprintf("%s/%.*s.obj", BUILD_DIR, (int)(len - 4), name);
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}
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static bool build_imgui_lib(bool debug) {
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const char *lib_path = debug ? IMGUI_LIB_DEBUG : IMGUI_LIB_RELEASE;
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int need = nob_needs_rebuild(lib_path, imgui_files, NOB_ARRAY_LEN(imgui_files));
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if (need < 0) return false;
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if (!need) {
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nob_log(NOB_INFO, "%s is up to date", lib_path);
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return true;
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}
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nob_log(NOB_INFO, "Building %s...", lib_path);
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Nob_Cmd cmd = {0};
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nob_cmd_append(&cmd, "cl.exe");
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nob_cmd_append(&cmd, "/nologo", "/std:c++17", "/EHsc", "/W3", "/c");
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nob_cmd_append(&cmd, "/Ivendor/imgui", "/Ivendor/imgui/backends");
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if (debug) {
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nob_cmd_append(&cmd, "/Zi", "/Od", "/D_DEBUG");
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} else {
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nob_cmd_append(&cmd, "/O2", "/DNDEBUG");
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}
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nob_cmd_append(&cmd, nob_temp_sprintf("/Fo:%s/", BUILD_DIR));
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nob_cmd_append(&cmd, nob_temp_sprintf("/Fd:%s/", BUILD_DIR));
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for (size_t i = 0; i < NOB_ARRAY_LEN(imgui_files); i++)
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nob_cmd_append(&cmd, imgui_files[i]);
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if (!nob_cmd_run(&cmd)) return false;
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// Archive .obj files into a .lib
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cmd.count = 0;
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nob_cmd_append(&cmd, "lib.exe", "/nologo");
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nob_cmd_append(&cmd, nob_temp_sprintf("/OUT:%s", lib_path));
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for (size_t i = 0; i < NOB_ARRAY_LEN(imgui_files); i++)
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nob_cmd_append(&cmd, obj_name(imgui_files[i]));
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if (!nob_cmd_run(&cmd)) return false;
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// Clean up imgui .obj files
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for (size_t i = 0; i < NOB_ARRAY_LEN(imgui_files); i++)
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nob_delete_file(obj_name(imgui_files[i]));
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return true;
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}
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int main(int argc, char **argv) {
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NOB_GO_REBUILD_URSELF(argc, argv);
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bool debug = false;
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for (int i = 1; i < argc; i++) {
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if (strcmp(argv[i], "debug") == 0) debug = true;
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}
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if (!nob_mkdir_if_not_exists(BUILD_DIR)) return 1;
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// Build vendor libs (unless already built)
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if (!build_imgui_lib(debug)) return 1;
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// Compile and link
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Nob_Cmd cmd = {0};
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nob_cmd_append(&cmd, "cl.exe");
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nob_cmd_append(&cmd, "/nologo", "/std:c++17", "/EHsc", "/W3");
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nob_cmd_append(&cmd, "/Isrc", "/Ivendor/imgui", "/Ivendor/imgui/backends");
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if (debug) {
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nob_cmd_append(&cmd, "/Zi", "/Od", "/D_DEBUG");
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} else {
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nob_cmd_append(&cmd, "/Zi", "/O2", "/DNDEBUG");
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}
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nob_cmd_append(&cmd, nob_temp_sprintf("/Fe:%s/autosample.exe", BUILD_DIR));
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nob_cmd_append(&cmd, nob_temp_sprintf("/Fo:%s/", BUILD_DIR));
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nob_cmd_append(&cmd, nob_temp_sprintf("/Fd:%s/autosample.pdb", BUILD_DIR));
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for (size_t i = 0; i < NOB_ARRAY_LEN(src_files); i++)
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nob_cmd_append(&cmd, src_files[i]);
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nob_cmd_append(&cmd, "/link");
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nob_cmd_append(&cmd, "/SUBSYSTEM:CONSOLE");
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nob_cmd_append(&cmd, nob_temp_sprintf("/PDB:%s/autosample.pdb", BUILD_DIR));
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nob_cmd_append(&cmd, "/DEBUG");
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nob_cmd_append(&cmd, debug ? IMGUI_LIB_DEBUG : IMGUI_LIB_RELEASE);
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for (size_t i = 0; i < NOB_ARRAY_LEN(link_libs); i++)
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nob_cmd_append(&cmd, link_libs[i]);
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if (!nob_cmd_run(&cmd)) return 1;
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// Clean up .obj files
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for (size_t i = 0; i < NOB_ARRAY_LEN(src_files); i++)
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nob_delete_file(obj_name(src_files[i]));
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nob_log(NOB_INFO, "Build complete: %s/autosample.exe", BUILD_DIR);
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return 0;
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}
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