[Linux] Change build system; Remove CMake

62 files changed, 285 insertions, 941 deletions

diff --git a/.gitignore b/.gitignore
index 6b8717a..b846915 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,5 +1,3 @@
 /*build*/
 *.swp
 gen_inl
-gen_cmake
-build_c
diff --git a/CMakeLists.txt b/CMakeLists.txt
deleted file mode 100644
index b199e4d..0000000
--- a/CMakeLists.txt
+++ /dev/null
@@ -1,223 +0,0 @@
-cmake_minimum_required(VERSION 3.16)
-
-set(CMAKE_EXPORT_COMPILE_COMMANDS ON CACHE BOOL "" FORCE)
-
-if(NOT DEFINED CMAKE_BUILD_PARALLEL_LEVEL)
-  set(CMAKE_BUILD_PARALLEL_LEVEL 4 CACHE STRING "" FORCE)
-endif()
-
-option(KIT_DISABLE_SYSTEM_MALLOC                 "Disable system memory allocator"       OFF)
-option(KIT_DISABLE_SYSTEM_THREADS                "Disable system threads"                OFF)
-option(KIT_ENABLE_CUSTOM_ALLOC_DISPATCH          "Enable custom allocator dispatch"      OFF)
-option(KIT_ENABLE_CUSTOM_ASYNC_FUNCTION_DISPATCH "Enable custom async function dispatch" OFF)
-option(KIT_ENABLE_TESTING                        "Enable testing"                        ON)
-
-project(
-  kit
-  VERSION 0.1.1
-  DESCRIPTION "A collection of C libraries"
-  LANGUAGES C)
-
-add_library(kit STATIC)
-add_library(kit::kit ALIAS kit)
-target_include_directories(
-  kit INTERFACE
-  $<BUILD_INTERFACE:${CMAKE_CURRENT_SOURCE_DIR}/source>)
-if(WIN32)
-  target_link_libraries(kit PUBLIC Shlwapi)
-endif()
-
-if(CMAKE_C_COMPILER_ID MATCHES "GNU|Clang")
-  target_compile_options(kit PUBLIC -pedantic -Wall -Werror)
-endif()
-
-include(CheckCSourceRuns)
-
-check_c_source_runs(
-  "
-  __attribute__((weak)) int foo();
-  int main() { return 0; }
-  "
-  KIT_HAVE_FUNC_ATTRIBUTE_WEAK
-)
-
-set(CMAKE_REQUIRED_LIBRARIES_BACK_ ${CMAKE_REQUIRED_LIBRARIES})
-set(CMAKE_REQUIRED_LIBRARIES "pthread")
-check_c_source_runs(
-  "
-  #define _GNU_SOURCE
-  #include <pthread.h>
-  int main() {
-    pthread_mutexattr_t attr;
-    pthread_mutexattr_init(&attr);
-    pthread_mutexattr_settype(&attr, PTHREAD_MUTEX_RECURSIVE);
-    return 0;
-  }
-  "
-  KIT_HAVE_PTHREAD_MUTEXATTR_SETTYPE
-)
-set(CMAKE_REQUIRED_LIBRARIES ${CMAKE_REQUIRED_LIBRARIES_BACK_})
-unset(CMAKE_REQUIRED_LIBRARIES_BACK_)
-
-check_c_source_runs(
-  "
-  #include <pthread.h>
-  int main() {
-    return 0;
-  }
-  "
-  KIT_HAVE_PTHREAD
-)
-
-check_c_source_runs(
-  "
-  #include <Windows.h>
-  int main() {
-    return 0;
-  }
-  "
-  KIT_HAVE_WINDOWS
-)
-
-check_c_source_runs(
-  "
-  #include <stdlib.h>
-  int main() {
-    void *p = malloc(10);
-    free(p);
-    return 0;
-  }
-  "
-  KIT_HAVE_MALLOC
-)
-
-if(NOT KIT_HAVE_PTHREAD AND NOT KIT_HAVE_WINDOWS)
-  set(KIT_DISABLE_SYSTEM_THREADS ON)
-endif()
-
-if(NOT KIT_HAVE_MALLOC)
-  set(KIT_DISABLE_SYSTEM_MALLOC ON)
-endif()
-
-if(KIT_HAVE_FUNC_ATTRIBUTE_WEAK)
-  target_compile_definitions(kit PUBLIC KIT_HAVE_FUNC_ATTRIBUTE_WEAK)
-endif()
-
-if(KIT_HAVE_PTHREAD_MUTEXATTR_SETTYPE)
-  target_compile_definitions(kit PUBLIC KIT_HAVE_PTHREAD_MUTEXATTR_SETTYPE)
-endif()
-
-if(KIT_DISABLE_SYSTEM_MALLOC)
-  target_compile_definitions(kit PUBLIC KIT_DISABLE_SYSTEM_MALLOC)
-endif()
-
-if(KIT_DISABLE_SYSTEM_THREADS)
-  target_compile_definitions(kit PUBLIC KIT_DISABLE_SYSTEM_THREADS)
-endif()
-
-if(KIT_ENABLE_CUSTOM_ALLOC_DISPATCH)
-  target_compile_definitions(kit PUBLIC KIT_ENABLE_CUSTOM_ALLOC_DISPATCH)
-endif()
-
-if(KIT_ENABLE_CUSTOM_ASYNC_FUNCTION_DISPATCH)
-  target_compile_definitions(kit PUBLIC KIT_ENABLE_CUSTOM_ASYNC_FUNCTION_DISPATCH)
-endif()
-
-if(NOT KIT_DISABLE_SYSTEM_THREADS)
-  find_package(Threads REQUIRED)
-  target_link_libraries(kit PUBLIC Threads::Threads)
-endif()
-
-add_library(kit_test STATIC)
-add_library(kit::kit_test ALIAS kit_test)
-target_include_directories(
-  kit_test INTERFACE
-  $<BUILD_INTERFACE:${CMAKE_CURRENT_SOURCE_DIR}/source>)
-
-enable_testing()
-
-if(KIT_ENABLE_TESTING)
-  add_executable(kit_test_suite)
-  add_executable(kit::kit_test_suite ALIAS kit_test_suite)
-  target_link_libraries(kit_test_suite PRIVATE kit kit_test)
-
-  if(CMAKE_C_COMPILER_ID MATCHES "GNU|Clang")
-    target_compile_options(
-      kit PUBLIC
-      -fsanitize=undefined,address
-      --coverage -O0 -g)
-    target_link_options(
-      kit PUBLIC
-      -fsanitize=undefined,address
-      --coverage)
-  endif()
-
-  add_test(
-    NAME kit_unittests
-    COMMAND kit_test_suite --no-carriage-return)
-  set_tests_properties(
-    kit_unittests
-    PROPERTIES
-    TIMEOUT "120")
-endif()
-
-add_subdirectory(source)
-
-include(GNUInstallDirs)
-
-file(
-  GLOB_RECURSE headers_
-  RELATIVE ${CMAKE_CURRENT_SOURCE_DIR}/source/kit
-  ${CMAKE_CURRENT_SOURCE_DIR}/source/kit/*.h)
-
-foreach(path_ ${headers_})
-  get_filename_component(dir_ "${path_}" DIRECTORY)
-
-  install(
-    FILES ${CMAKE_CURRENT_SOURCE_DIR}/source/kit/${path_}
-    DESTINATION ${CMAKE_INSTALL_INCLUDEDIR}/kit/${dir_})
-endforeach()
-
-unset(headers_)
-unset(path_)
-unset(dir_)
-
-install(
-  TARGETS kit kit_test
-  EXPORT kit-targets
-  LIBRARY DESTINATION ${CMAKE_INSTALL_LIBDIR}
-  ARCHIVE DESTINATION ${CMAKE_INSTALL_LIBDIR}
-  INCLUDES DESTINATION ${CMAKE_INSTALL_INCLUDEDIR})
-
-install(
-  EXPORT kit-targets
-  FILE kit-targets.cmake
-  NAMESPACE ${PROJECT_NAME}::
-  DESTINATION "${CMAKE_INSTALL_LIBDIR}/cmake/${PROJECT_NAME}")
-
-export(
-  EXPORT kit-targets
-  FILE "${CMAKE_CURRENT_BINARY_DIR}/cmake/kit-targets.cmake"
-  NAMESPACE ${PROJECT_NAME}::)
-
-include(CMakePackageConfigHelpers)
-
-string(TOLOWER ${PROJECT_NAME} project_lower_)
-
-configure_package_config_file(
-  ${CMAKE_CURRENT_SOURCE_DIR}/config.cmake.in
-  "${CMAKE_CURRENT_BINARY_DIR}/${project_lower_}-config.cmake"
-  INSTALL_DESTINATION ${CMAKE_INSTALL_LIBDIR}/cmake/${PROJECT_NAME})
-
-write_basic_package_version_file(
-  "${CMAKE_CURRENT_BINARY_DIR}/${project_lower_}-config-version.cmake"
-  VERSION "${PROJECT_VERSION}"
-  COMPATIBILITY AnyNewerVersion)
-
-install(
-  FILES
-  "${CMAKE_CURRENT_BINARY_DIR}/${project_lower_}-config.cmake"
-  "${CMAKE_CURRENT_BINARY_DIR}/${project_lower_}-config-version.cmake"
-  DESTINATION ${CMAKE_INSTALL_LIBDIR}/cmake/${PROJECT_NAME})
-
-unset(project_lower_)
diff --git a/TODO b/TODO
index 127f597..f4c6115 100644
--- a/TODO
+++ b/TODO
@@ -1,11 +1,10 @@
 To-Do
 
+- Code
+  - Remove "const"
 - Cryptography
   - hmac_sha256 https://github.com/h5p9sl/hmac_sha256
   - ecdh https://github.com/kokke/tiny-ECDH-c
-- Build system
-  - build.c
-  - Remove CMake scripts
 - Allocators
   - Memory pool
   - Memory stack
@@ -14,6 +13,10 @@ To-Do
   - Terminal
   - File and memory mapping
   - Inter-process transfer
-  - SDL boilerplate
+  - Graphics boilerplate
+    - X11 (Linux)
+    - Win32 (Windows)
+    - Cocoa (macOS)
+    - Emscripten (WebAssembly)
 - Add sockets tests
 
diff --git a/build.c b/build.c
deleted file mode 100644
index f9c0f95..0000000
--- a/build.c
+++ /dev/null
@@ -1,247 +0,0 @@
-#if 0
-gcc -fsanitize=address,undefined,leak build.c -o build_c && ./build_c
-exit
-#endif
-
-/*********************************************************************
- *                                                                   *
- *    KIT Library                                                    *
- *                                                                   *
- *********************************************************************/
-
-//  Just paste the Kit library code here.
-
-#include "include/kit.inl.h"
-
-/*********************************************************************
- *                                                                   *
- *    BUILD_C                                                        *
- *                                                                   *
- *    Experimental pure C build system.                              *
- *    Work in progress.                                              *
- *                                                                   *
- *********************************************************************/
-
-#include <stdio.h>
-
-#define DL PATH_DELIM
-
-enum { MAX_STR = 4096, MAX_DEPENDENCIES = 100, MAX_UNITS = 400 };
-
-typedef DA(ptrdiff_t) index_array_t;
-
-typedef enum { UNIT_NONE, UNIT_HEADER, UNIT_SOURCE } unit_type_t;
-
-typedef struct {
-  string_t      path;
-  unit_type_t   type;
-  index_array_t dependencies;
-} unit_t;
-
-typedef DA(unit_t) unit_array_t;
-
-unit_array_t units;
-
-kit_allocator_t ALLOC;
-
-int is_header(str_t file) {
-  ptrdiff_t const n = file.size;
-  return n > 2 && file.values[n - 2] == '.' &&
-         file.values[n - 1] == 'h';
-}
-
-int is_source(str_t file) {
-  ptrdiff_t const n = file.size;
-  return n > 2 && file.values[n - 2] == '.' &&
-         file.values[n - 1] == 'c';
-}
-
-unit_type_t unit_type(str_t file) {
-  if (is_header(file))
-    return UNIT_HEADER;
-  if (is_source(file))
-    return UNIT_SOURCE;
-  return UNIT_NONE;
-}
-
-void enum_sources(str_t folder) {
-  path_list_t const list = file_enum_folder(folder, ALLOC);
-
-  for (ptrdiff_t i = 0; i < list.files.size; i++) {
-    str_t       item  = WRAP_STR(list.files.values[i]);
-    string_t    file  = path_join(folder, item, ALLOC);
-    path_type_t type  = path_type(WRAP_STR(file));
-    unit_type_t utype = unit_type(WRAP_STR(file));
-
-    switch (type) {
-      case PATH_FILE:
-        if (utype != UNIT_NONE) {
-          unit_t unit = { .path = file, .type = utype };
-          DA_INIT(unit.dependencies, 0, ALLOC);
-          DA_APPEND(units, unit);
-        } else
-          DA_DESTROY(file);
-        break;
-
-      case PATH_FOLDER: enum_sources(WRAP_STR(file));
-      default: DA_DESTROY(file);
-    }
-  }
-
-  path_list_destroy(list);
-}
-
-void skip_comment(FILE *f) {
-  char c = fgetc(f);
-  if (c != '/' && c != '*')
-    return;
-  if (c == '/')
-    while (c != '\n') {
-      c = fgetc(f);
-      if (c == '\\')
-        fgetc(f);
-    }
-  else
-    while (c != '*') {
-      c = fgetc(f);
-      if (c == '*' && fgetc(f) == '/')
-        break;
-    }
-}
-
-typedef struct {
-  int      ok;
-  int      is_local;
-  string_t path;
-} include_t;
-
-include_t parse_include(FILE *f) {
-  include_t result = { .ok = 0 };
-  char      c      = ' ';
-  while (c == ' ') c = fgetc(f);
-  if (c != '#')
-    return result;
-  c = ' ';
-  while (c == ' ') c = fgetc(f);
-  if (c != 'i')
-    return result;
-  char s[] = "nclude";
-  for (int i = 0; i + 1 < sizeof s; i++)
-    if (fgetc(f) != s[i])
-      return result;
-  c = ' ';
-  while (c == ' ') c = fgetc(f);
-  if (c != '"' && c != '<')
-    return result;
-  if (c == '"')
-    result.is_local = 1;
-  else
-    result.is_local = 0;
-  DA_INIT(result.path, 1, ALLOC);
-  for (;;) {
-    char z = fgetc(f);
-    if (c == '"' && z == '"')
-      break;
-    if (c == '<' && z == '>')
-      break;
-    if (z == '\n' || z == '\r' || z == '\0') {
-      DA_DESTROY(result.path);
-      return result;
-    }
-    result.path.values[result.path.size - 1] = z;
-    DA_RESIZE(result.path, result.path.size + 1);
-  }
-  DA_RESIZE(result.path, result.path.size - 1);
-  if (result.path.size == 0) {
-    DA_DESTROY(result.path);
-    return result;
-  }
-  c = ' ';
-  while (c == ' ') c = fgetc(f);
-  if (c != '\n' && c != '\r') {
-    DA_DESTROY(result.path);
-    return result;
-  }
-  result.ok = 1;
-  return result;
-}
-
-str_t base_path(str_t path) {
-  ptrdiff_t n = 0;
-  while (path_index(path, n).size != 0) n++;
-  return path_take(path, n - 2);
-}
-
-void parse_unit(unit_t *u) {
-  FILE *f = fopen(BS(u->path), "rt");
-  if (f == NULL) {
-    printf("Can't read %s\n", BS(u->path));
-    return;
-  }
-
-  str_t base = base_path(WRAP_STR(u->path));
-
-  while (!feof(f)) {
-    char c = fgetc(f);
-    switch (c) {
-      case '/': skip_comment(f); break;
-      case '\n': {
-        include_t inc = parse_include(f);
-        if (inc.ok) {
-          if (inc.is_local) {
-            string_t temp     = path_join(base, WRAP_STR(inc.path),
-                                          ALLOC);
-            string_t inc_path = path_norm(WRAP_STR(temp), ALLOC);
-            for (ptrdiff_t i = 0; i < units.size; i++)
-              if (AR_EQUAL(units.values[i].path, inc_path)) {
-                ptrdiff_t k = u->dependencies.size;
-                DA_RESIZE(u->dependencies, k + 1);
-                u->dependencies.values[k] = i;
-                break;
-              }
-            DA_DESTROY(temp);
-            DA_DESTROY(inc_path);
-          }
-          DA_DESTROY(inc.path);
-        }
-      } break;
-      default:;
-    }
-  }
-
-  fclose(f);
-}
-
-void parse_units(void) {
-  for (ptrdiff_t i = 0; i < units.size; i++)
-    parse_unit(units.values + i);
-}
-
-int main(int argc, char **argv) {
-  ALLOC = kit_alloc_default();
-  DA_INIT(units, 0, ALLOC);
-
-  enum_sources(SZ("." DL "src"));
-  enum_sources(SZ("." DL "source"));
-  parse_units();
-
-  for (ptrdiff_t i = 0; i < units.size; i++) {
-    unit_t *u = units.values + i;
-    if (u->type == UNIT_HEADER)
-      printf("[ Header ] ");
-    else
-      printf("[ Source ] ");
-    printf("%s\n", BS(u->path));
-    for (ptrdiff_t j = 0; j < u->dependencies.size; j++)
-      printf(" ->        %s\n",
-             BS(units.values[u->dependencies.values[j]].path));
-  }
-
-  for (ptrdiff_t i = 0; i < units.size; i++) {
-    DA_DESTROY(units.values[i].path);
-    DA_DESTROY(units.values[i].dependencies);
-  }
-  DA_DESTROY(units);
-
-  return 0;
-}
diff --git a/build_and_test.sh b/build_and_test.sh
new file mode 100644
index 0000000..e78ef2d
--- /dev/null
+++ b/build_and_test.sh
@@ -0,0 +1,11 @@
+if [ ! -d "build" ]; then
+  mkdir build
+fi
+
+gcc -c -o "build/kit.o" "source/kit/_static.c"
+ar rcs "build/libkit.a" "build/kit.o"
+
+gcc -c -o "build/kit_test.o" "source/kit_test/_static.c"
+ar rcs "build/libkit_test.a" "build/kit_test.o"
+
+gcc -o "build/kit_test_suite" "source/tests/_static.c" -Lbuild -lkit -lkit_test
diff --git a/config.cmake.in b/config.cmake.in
deleted file mode 100644
index d2f3c05..0000000
--- a/config.cmake.in
+++ /dev/null
@@ -1,8 +0,0 @@
-@PACKAGE_INIT@
-
-if(NOT @KIT_DISABLE_SYSTEM_THREADS@)
-  include(CMakeFindDependencyMacro)
-  find_dependency(Threads)
-endif()
-
-include("${CMAKE_CURRENT_LIST_DIR}/kit-targets.cmake")
diff --git a/gen_cmake.c b/gen_cmake.c
deleted file mode 100644
index cfb4f24..0000000
--- a/gen_cmake.c
+++ /dev/null
@@ -1,200 +0,0 @@
-#if 0
-gcc -fsanitize=address,undefined,leak gen_cmake.c -o gen_cmake && ./gen_cmake
-exit
-#endif
-
-#include "include/kit.inl.h"
-
-#include <stdio.h>
-
-kit_allocator_t ALLOC;
-
-typedef struct {
-  kit_status_t status;
-  int          have_cmakelists;
-} gen_result_t;
-
-int is_header(str_t const file) {
-  return file.size > 2 && file.values[file.size - 2] == '.' &&
-         file.values[file.size - 1] == 'h';
-}
-
-int is_source(str_t const file) {
-  return file.size > 2 && file.values[file.size - 2] == '.' &&
-         file.values[file.size - 1] == 'c';
-}
-
-gen_result_t gen_cmakelists_for(str_t const target,
-                                str_t const folder) {
-  gen_result_t result = { KIT_OK, 0 };
-
-  path_list_t const list = file_enum_folder(folder, ALLOC);
-
-  if (list.status != KIT_OK) {
-    printf("Error: file_enum_folder failed with code %d.\n",
-           list.status);
-    result.status = list.status;
-    return result;
-  }
-
-  int have_headers = 0;
-  int have_sources = 0;
-  int have_folders = 0;
-
-  FILE *out = NULL;
-
-  string_t cmakelists_path = path_join(folder, SZ("CMakeLists.txt"),
-                                       ALLOC);
-
-  DA_APPEND(cmakelists_path, '\0');
-
-  if (cmakelists_path.size == 0 ||
-      cmakelists_path.values[cmakelists_path.size - 1] != '\0') {
-    result.status          = KIT_ERROR_BAD_ALLOC;
-    result.have_cmakelists = 0;
-    DA_DESTROY(cmakelists_path);
-    path_list_destroy(list);
-    return result;
-  }
-
-#define OPEN_CMAKELISTS                          \
-  do {                                           \
-    if (out == NULL) {                           \
-      out = fopen(cmakelists_path.values, "wt"); \
-      if (out == NULL) {                         \
-        result.status          = 101;            \
-        result.have_cmakelists = 0;              \
-        DA_DESTROY(cmakelists_path);             \
-        path_list_destroy(list);                 \
-        return result;                           \
-      }                                          \
-    }                                            \
-  } while (0)
-
-#define CHECK_TYPE(type_)                                             \
-  string_t const full_path_ = path_join(folder, WRAP_STR(item),       \
-                                        ALLOC);                       \
-  int            check_ = path_type(WRAP_STR(full_path_)) == (type_); \
-  DA_DESTROY(full_path_);                                             \
-  if (!check_)                                                        \
-  continue
-
-  for (ptrdiff_t i = 0; i < list.files.size; i++) {
-    str_t const item = WRAP_STR(list.files.values[i]);
-
-    CHECK_TYPE(PATH_FILE);
-
-    if (!is_header(item))
-      continue;
-
-    OPEN_CMAKELISTS;
-
-    if (!have_headers)
-      fprintf(out, "target_sources(\n  %*s\n    PUBLIC",
-              (int) target.size, BS(target));
-
-    fprintf(
-        out,
-        "\n      $<BUILD_INTERFACE:${CMAKE_CURRENT_LIST_DIR}/%*s>",
-        (int) item.size, BS(item));
-
-    have_headers = 1;
-  }
-
-  ptrdiff_t const LINE_LIMIT  = 80;
-  ptrdiff_t       line_length = LINE_LIMIT;
-
-  for (ptrdiff_t i = 0; i < list.files.size; i++) {
-    str_t const item = WRAP_STR(list.files.values[i]);
-
-    CHECK_TYPE(PATH_FILE);
-
-    if (!is_source(item))
-      continue;
-
-    OPEN_CMAKELISTS;
-
-    if (!have_headers && !have_sources)
-      fprintf(out, "target_sources(\n  %*s\n    PRIVATE",
-              (int) target.size, BS(target));
-    else if (!have_sources)
-      fprintf(out, "\n    PRIVATE");
-
-    if (line_length + item.size > LINE_LIMIT) {
-      fprintf(out, "\n     ");
-      line_length = 5;
-    }
-
-    fprintf(out, " %*s", (int) item.size, BS(item));
-    line_length += 1 + item.size;
-
-    have_sources = 1;
-  }
-
-  if (have_headers || have_sources)
-    fprintf(out, ")\n");
-
-  for (ptrdiff_t i = 0; i < list.files.size; i++) {
-    str_t const item = WRAP_STR(list.files.values[i]);
-
-    CHECK_TYPE(PATH_FOLDER);
-
-    string_t const     subfolder = path_join(folder, item, ALLOC);
-    gen_result_t const r         = gen_cmakelists_for(target,
-                                                      WRAP_STR(subfolder));
-    DA_DESTROY(subfolder);
-    if (r.status != KIT_OK) {
-      result.status = r.status;
-      break;
-    }
-
-    if (!r.have_cmakelists)
-      continue;
-
-    OPEN_CMAKELISTS;
-
-    if (have_headers || have_sources)
-      fprintf(out, "\n");
-
-    fprintf(out, "add_subdirectory(%*s)\n", (int) item.size,
-            BS(item));
-
-    have_folders = 1;
-  }
-
-  if (out != NULL)
-    fclose(out);
-
-  DA_DESTROY(cmakelists_path);
-  path_list_destroy(list);
-
-  if (result.status == KIT_OK)
-    result.have_cmakelists = have_headers || have_sources ||
-                             have_folders;
-
-  if (!result.have_cmakelists && out != NULL)
-    file_remove(WRAP_STR(cmakelists_path));
-
-  return result;
-}
-
-int main(int argc, char **argv) {
-  ALLOC = kit_alloc_default();
-
-  str_t const targets[] = { SZ("kit"), SZ("kit_test"),
-                            SZ("kit_test_suite") };
-
-  str_t const folders[] = {
-    SZ("." PATH_DELIM "source" PATH_DELIM "kit"),
-    SZ("." PATH_DELIM "source" PATH_DELIM "kit_test"),
-    SZ("." PATH_DELIM "source" PATH_DELIM "test/unittests")
-  };
-
-  int ok = 1;
-
-  for (ptrdiff_t i = 0; i < sizeof folders / sizeof *folders; i++)
-    ok = ok &&
-         gen_cmakelists_for(targets[i], folders[i]).status == KIT_OK;
-
-  return ok ? 0 : 1;
-}
diff --git a/source/CMakeLists.txt b/source/CMakeLists.txt
deleted file mode 100644
index 1444b6a..0000000
--- a/source/CMakeLists.txt
+++ /dev/null
@@ -1,6 +0,0 @@
-add_subdirectory(kit)
-add_subdirectory(kit_test)
-
-if(KIT_ENABLE_TESTING)
-  add_subdirectory(test)
-endif()
diff --git a/source/kit/CMakeLists.txt b/source/kit/CMakeLists.txt
deleted file mode 100644
index 2e89133..0000000
--- a/source/kit/CMakeLists.txt
+++ /dev/null
@@ -1,27 +0,0 @@
-target_sources(
-  kit
-    PUBLIC
-      $<BUILD_INTERFACE:${CMAKE_CURRENT_LIST_DIR}/mutex.h>
-      $<BUILD_INTERFACE:${CMAKE_CURRENT_LIST_DIR}/status.h>
-      $<BUILD_INTERFACE:${CMAKE_CURRENT_LIST_DIR}/atomic.h>
-      $<BUILD_INTERFACE:${CMAKE_CURRENT_LIST_DIR}/allocator.h>
-      $<BUILD_INTERFACE:${CMAKE_CURRENT_LIST_DIR}/string_ref.h>
-      $<BUILD_INTERFACE:${CMAKE_CURRENT_LIST_DIR}/thread.h>
-      $<BUILD_INTERFACE:${CMAKE_CURRENT_LIST_DIR}/bigint.h>
-      $<BUILD_INTERFACE:${CMAKE_CURRENT_LIST_DIR}/dynamic_array.h>
-      $<BUILD_INTERFACE:${CMAKE_CURRENT_LIST_DIR}/condition_variable.h>
-      $<BUILD_INTERFACE:${CMAKE_CURRENT_LIST_DIR}/async_function.h>
-      $<BUILD_INTERFACE:${CMAKE_CURRENT_LIST_DIR}/move_back.h>
-      $<BUILD_INTERFACE:${CMAKE_CURRENT_LIST_DIR}/secure_random.h>
-      $<BUILD_INTERFACE:${CMAKE_CURRENT_LIST_DIR}/input_stream.h>
-      $<BUILD_INTERFACE:${CMAKE_CURRENT_LIST_DIR}/thread_defs.h>
-      $<BUILD_INTERFACE:${CMAKE_CURRENT_LIST_DIR}/input_buffer.h>
-      $<BUILD_INTERFACE:${CMAKE_CURRENT_LIST_DIR}/lower_bound.h>
-      $<BUILD_INTERFACE:${CMAKE_CURRENT_LIST_DIR}/sha256.h>
-      $<BUILD_INTERFACE:${CMAKE_CURRENT_LIST_DIR}/file.h>
-      $<BUILD_INTERFACE:${CMAKE_CURRENT_LIST_DIR}/array_ref.h>
-      $<BUILD_INTERFACE:${CMAKE_CURRENT_LIST_DIR}/mersenne_twister_64.h>
-    PRIVATE
-      input_buffer.c secure_random.c sha256.c thread.posix.c atomic.win32.c
-      condition_variable.c thread.win32.c input_stream.c file.c allocator.c
-      array_ref.c dynamic_array.c mutex.c mersenne_twister_64.c)
diff --git a/source/kit/_static.c b/source/kit/_static.c
new file mode 100644
index 0000000..f098ab1
--- /dev/null
+++ b/source/kit/_static.c
@@ -0,0 +1,14 @@
+#include "allocator.c"
+#include "array_ref.c"
+#include "atomic.win32.c"
+#include "condition_variable.c"
+#include "dynamic_array.c"
+#include "file.c"
+#include "input_buffer.c"
+#include "input_stream.c"
+#include "mersenne_twister_64.c"
+#include "mutex.c"
+#include "secure_random.c"
+#include "sha256.c"
+#include "thread.posix.c"
+#include "thread.win32.c"
diff --git a/source/kit/allocator.h b/source/kit/allocator.h
index 7b73b20..f6dc62d 100644
--- a/source/kit/allocator.h
+++ b/source/kit/allocator.h
@@ -1,6 +1,10 @@
 #ifndef KIT_ALLOCATOR_H
 #define KIT_ALLOCATOR_H
 
+#ifndef _GNU_SOURCE
+#  define _GNU_SOURCE
+#endif
+
 #include <stddef.h>
 
 #ifdef __cplusplus
diff --git a/source/kit/array_ref.h b/source/kit/array_ref.h
index 39f1e8b..c893b49 100644
--- a/source/kit/array_ref.h
+++ b/source/kit/array_ref.h
@@ -1,6 +1,10 @@
 #ifndef KIT_ARRAY_REF_H
 #define KIT_ARRAY_REF_H
 
+#ifndef _GNU_SOURCE
+#  define _GNU_SOURCE
+#endif
+
 #include <stddef.h>
 #include <stdint.h>
 
@@ -21,15 +25,15 @@ int kit_ar_compare(ptrdiff_t left_element_size, ptrdiff_t left_size,
                    void const *right_data, kit_ar_compare_fn compare);
 
 #define KIT_AR_MUT(type_) \
-  struct {                       \
-    ptrdiff_t size;              \
-    type_    *values;            \
+  struct {                \
+    ptrdiff_t size;       \
+    type_    *values;     \
   }
 
-#define KIT_AR(type_) \
-  struct {                   \
-    ptrdiff_t    size;       \
-    type_ const *values;     \
+#define KIT_AR(type_)    \
+  struct {               \
+    ptrdiff_t    size;   \
+    type_ const *values; \
   }
 
 #define KIT_AR_MUT_WRAP(name_, element_type_, array_)           \
diff --git a/source/kit/async_function.h b/source/kit/async_function.h
index 45e1089..f7a04e7 100644
--- a/source/kit/async_function.h
+++ b/source/kit/async_function.h
@@ -1,6 +1,10 @@
 #ifndef KIT_ASYNC_FUNCTION_H
 #define KIT_ASYNC_FUNCTION_H
 
+#ifndef _GNU_SOURCE
+#  define _GNU_SOURCE
+#endif
+
 #include <stddef.h>
 #include <string.h>
 
diff --git a/source/kit/atomic.h b/source/kit/atomic.h
index 23962a2..4d56def 100644
--- a/source/kit/atomic.h
+++ b/source/kit/atomic.h
@@ -1,8 +1,8 @@
 #ifndef KIT_ATOMIC_H
 #define KIT_ATOMIC_H
 
-#ifdef __cplusplus
-extern "C" {
+#ifndef _GNU_SOURCE
+#  define _GNU_SOURCE
 #endif
 
 #include <stdint.h>
@@ -16,6 +16,10 @@ extern "C" {
 
 #  define KIT_ATOMIC(type_) type_ volatile
 
+#  ifdef __cplusplus
+extern "C" {
+#  endif
+
 enum {
   memory_order_relaxed,
   memory_order_consume,
diff --git a/source/kit/bigint.h b/source/kit/bigint.h
index b302c22..c948b57 100644
--- a/source/kit/bigint.h
+++ b/source/kit/bigint.h
@@ -2,6 +2,7 @@
 #define KIT_BIGINT_H
 
 #include "string_ref.h"
+
 #include <assert.h>
 #include <string.h>
 
diff --git a/source/kit/input_buffer.c b/source/kit/input_buffer.c
index 1ea9e94..c59031f 100644
--- a/source/kit/input_buffer.c
+++ b/source/kit/input_buffer.c
@@ -67,16 +67,12 @@ static void buf_adjust(void *p, ptrdiff_t size) {
   }
 }
 
-static ptrdiff_t min(ptrdiff_t a, ptrdiff_t b) {
-  if (a < b)
-    return a;
-  return b;
-}
-
 static ptrdiff_t buf_read(void *p, ptrdiff_t offset,
                           kit_out_str_t destination) {
   internal_buffer_t *buf = (internal_buffer_t *) p;
-  ptrdiff_t n = min(destination.size, buf->data.size - offset);
+  ptrdiff_t          n   = destination.size < buf->data.size - offset
+                               ? destination.size
+                               : buf->data.size - offset;
   memcpy(destination.values, buf->data.values + offset, n);
   return n;
 }
diff --git a/source/kit/input_stream.c b/source/kit/input_stream.c
index df31c1d..7d8476b 100644
--- a/source/kit/input_stream.c
+++ b/source/kit/input_stream.c
@@ -20,17 +20,13 @@ static int check_type(void *state, ptrdiff_t type) {
   return basic != NULL && basic->type == type;
 }
 
-static ptrdiff_t min(ptrdiff_t a, ptrdiff_t b) {
-  if (a < b)
-    return a;
-  return b;
-}
-
 static ptrdiff_t read_str(void *state, kit_out_str_t destination) {
   if (!check_type(state, input_stream_str))
     return 0;
   kit_is_state_str_t *str  = (kit_is_state_str_t *) state;
-  ptrdiff_t           size = min(destination.size, str->string.size);
+  ptrdiff_t           size = destination.size < str->string.size
+                                 ? destination.size
+                                 : str->string.size;
   memcpy(destination.values, str->string.values, size);
   str->string.values += size;
   str->string.size -= size;
diff --git a/source/kit/mersenne_twister_64.h b/source/kit/mersenne_twister_64.h
index f351194..548aea4 100644
--- a/source/kit/mersenne_twister_64.h
+++ b/source/kit/mersenne_twister_64.h
@@ -1,6 +1,10 @@
 #ifndef KIT_MERSENNE_TWISTER_64_H
 #define KIT_MERSENNE_TWISTER_64_H
 
+#ifndef _GNU_SOURCE
+#  define _GNU_SOURCE
+#endif
+
 #include <stddef.h>
 #include <stdint.h>
 
diff --git a/source/kit/move_back.h b/source/kit/move_back.h
index 6eee4cf..0927321 100644
--- a/source/kit/move_back.h
+++ b/source/kit/move_back.h
@@ -1,6 +1,10 @@
 #ifndef KIT_MOVE_BACK_H
 #define KIT_MOVE_BACK_H
 
+#ifndef _GNU_SOURCE
+#  define _GNU_SOURCE
+#endif
+
 #include <string.h>
 
 #ifdef __cplusplus
diff --git a/source/kit/mutex.h b/source/kit/mutex.h
index 7816301..919d92a 100644
--- a/source/kit/mutex.h
+++ b/source/kit/mutex.h
@@ -2,9 +2,12 @@
 #define KIT_MUTEX_H
 
 #ifndef KIT_DISABLE_SYSTEM_THREADS
+#  ifndef _GNU_SOURCE
+#    define _GNU_SOURCE
+#  endif
+
 #  include "thread_defs.h"
 
-#  define _GNU_SOURCE
 #  include <time.h>
 
 #  if !defined(_WIN32) || defined(__CYGWIN__)
diff --git a/source/kit/secure_random.h b/source/kit/secure_random.h
index e7a80c2..21399b7 100644
--- a/source/kit/secure_random.h
+++ b/source/kit/secure_random.h
@@ -1,9 +1,12 @@
 #ifndef KIT_SECURE_RANDOM_H
 #define KIT_SECURE_RANDOM_H
 
+#ifndef _GNU_SOURCE
+#  define _GNU_SOURCE
+#endif
+
 #include "status.h"
 
-#define _GNU_SOURCE
 #include <stddef.h>
 #include <stdint.h>
 
diff --git a/source/kit/sha256.h b/source/kit/sha256.h
index 806bff3..ce74ed9 100644
--- a/source/kit/sha256.h
+++ b/source/kit/sha256.h
@@ -1,6 +1,10 @@
 #ifndef KIT_SHA256_H
 #define KIT_SHA256_H
 
+#ifndef _GNU_SOURCE
+#  define _GNU_SOURCE
+#endif
+
 #include <stddef.h>
 #include <stdint.h>
 
diff --git a/source/kit/sockets.h b/source/kit/sockets.h
index 8afcee6..87e37e6 100644
--- a/source/kit/sockets.h
+++ b/source/kit/sockets.h
@@ -1,6 +1,10 @@
 #ifndef KIT_SOCKETS_H
 #define KIT_SOCKETS_H
 
+#ifndef _GNU_SOURCE
+#  define _GNU_SOURCE
+#endif
+
 #include "status.h"
 
 #ifndef KIT_DISABLE_SYSTEM_SOCKETS
diff --git a/source/kit/status.h b/source/kit/status.h
index 0e23151..e689c5f 100644
--- a/source/kit/status.h
+++ b/source/kit/status.h
@@ -18,7 +18,7 @@ enum {
   KIT_ERROR_SOCKET_CONTROL_FAILED
 };
 
-typedef int kit_status_t;
+typedef signed int kit_status_t;
 
 #ifdef __cplusplus
 }
diff --git a/source/kit/string_ref.h b/source/kit/string_ref.h
index a5ad5c1..8cf1970 100644
--- a/source/kit/string_ref.h
+++ b/source/kit/string_ref.h
@@ -2,6 +2,7 @@
 #define KIT_STRING_REF_H
 
 #include "array_ref.h"
+
 #include <string.h>
 
 #ifdef __cplusplus
diff --git a/source/kit/thread.h b/source/kit/thread.h
index e8fb7e8..92e6a5d 100644
--- a/source/kit/thread.h
+++ b/source/kit/thread.h
@@ -2,9 +2,12 @@
 #define KIT_THREAD_H
 
 #ifndef KIT_DISABLE_SYSTEM_THREADS
+#  ifndef _GNU_SOURCE
+#    define _GNU_SOURCE
+#  endif
+
 #  include "thread_defs.h"
 
-#  define _GNU_SOURCE
 #  include <stddef.h>
 #  include <time.h>
 
diff --git a/source/kit/types.h b/source/kit/types.h
new file mode 100644
index 0000000..0251b75
--- /dev/null
+++ b/source/kit/types.h
@@ -0,0 +1,17 @@
+#ifndef KIT_TYPES_H
+#define KIT_TYPES_H
+
+typedef signed char      i8;
+typedef signed short     i16;
+typedef signed int       i32;
+typedef signed long long i64;
+
+typedef unsigned char      u8;
+typedef unsigned short     u16;
+typedef unsigned int       u32;
+typedef unsigned long long u64;
+
+typedef float  f32;
+typedef double f64;
+
+#endif
diff --git a/source/kit_test/CMakeLists.txt b/source/kit_test/CMakeLists.txt
deleted file mode 100644
index 56aa9a4..0000000
--- a/source/kit_test/CMakeLists.txt
+++ /dev/null
@@ -1,7 +0,0 @@
-target_sources(
-  kit_test
-    PUBLIC
-      $<BUILD_INTERFACE:${CMAKE_CURRENT_LIST_DIR}/bench.h>
-      $<BUILD_INTERFACE:${CMAKE_CURRENT_LIST_DIR}/test.h>
-    PRIVATE
-      test.c bench.c)
diff --git a/source/kit_test/_static.c b/source/kit_test/_static.c
new file mode 100644
index 0000000..036b397
--- /dev/null
+++ b/source/kit_test/_static.c
@@ -0,0 +1,3 @@
+#include "test.c"
+
+#include "bench.c"
diff --git a/source/kit_test/bench.c b/source/kit_test/bench.c
index 9d439c3..dcf7249 100644
--- a/source/kit_test/bench.c
+++ b/source/kit_test/bench.c
@@ -1,12 +1,6 @@
 #include "bench.h"
 
-#define _GNU_SOURCE
-#include <setjmp.h>
-#include <signal.h>
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-#include <time.h>
+#include "shared.inl.h"
 
 kit_benchs_list_t kit_benchs_list = { 0 };
 
@@ -57,17 +51,6 @@ static void bench_end(int i) {
   kit_benchs_list.v[i].duration_nsec[n] = sec * 1000000000 + nsec;
 }
 
-enum { white, blue, light, yellow, red, green };
-
-static char const *const color_codes[] = {
-  [white] = "\x1b[38m",  [blue] = "\x1b[34m", [light] = "\x1b[37m",
-  [yellow] = "\x1b[33m", [red] = "\x1b[31m",  [green] = "\x1b[32m"
-};
-
-static int print_color(int c) {
-  return printf("%s", color_codes[c]);
-}
-
 void kit_bench_register(char const *name, char const *file,
                         kit_bench_run_fn fn) {
   int n = kit_benchs_list.size++;
@@ -84,23 +67,11 @@ void kit_bench_register(char const *name, char const *file,
 
 static jmp_buf kit_bench_restore_execution;
 
-static int const signums[] = { SIGINT, SIGILL,  SIGABRT,
-                               SIGFPE, SIGSEGV, SIGTERM };
-
-static char const *const signames[] = {
-  [SIGINT]  = "Interactive attention signal",
-  [SIGILL]  = "Illegal instruction",
-  [SIGABRT] = "Abnormal termination",
-  [SIGFPE]  = "Erroneous arithmetic operation",
-  [SIGSEGV] = "Invalid access to storage",
-  [SIGTERM] = "Termination request"
-};
-
-static void handle_signal(int signum) {
+static void kit_bench_handle_signal(int signum) {
   longjmp(kit_bench_restore_execution, signum);
 }
 
-static void setup_signals() {
+static void kit_bench_setup_signals() {
   int i;
 
   for (i = 0; i < sizeof signums / sizeof *signums; i++) {
@@ -110,7 +81,7 @@ static void setup_signals() {
 #else
     struct sigaction action;
     memset(&action, 0, sizeof action);
-    action.sa_handler = handle_signal;
+    action.sa_handler = kit_bench_handle_signal;
 
     sigaction(signums[i], &action, NULL);
 #endif
@@ -151,7 +122,7 @@ int kit_run_benchmarks(int argc, char **argv) {
 
   char const *specific_bench = NULL;
 
-  setup_signals();
+  kit_bench_setup_signals();
 
   for (int i = 0; i < argc; i++)
     if (strcmp("--no-term-color", argv[i]) == 0)
diff --git a/source/kit_test/bench.h b/source/kit_test/bench.h
index f3d71b8..dd86c17 100644
--- a/source/kit_test/bench.h
+++ b/source/kit_test/bench.h
@@ -6,6 +6,7 @@ extern "C" {
 #endif
 
 #include "test.h"
+
 #include <stdint.h>
 
 #ifndef KIT_TEST_FILE
diff --git a/source/kit_test/shared.inl.h b/source/kit_test/shared.inl.h
new file mode 100644
index 0000000..e31c9f3
--- /dev/null
+++ b/source/kit_test/shared.inl.h
@@ -0,0 +1,38 @@
+#ifndef KIT_TEST_SHARED_INL_H
+#define KIT_TEST_SHARED_INL_H
+
+#ifndef _GNU_SOURCE
+#  define _GNU_SOURCE
+#endif
+
+#include <setjmp.h>
+#include <signal.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <time.h>
+
+enum { white, blue, light, yellow, red, green };
+
+static char const *const color_codes[] = {
+  [white] = "\x1b[38m",  [blue] = "\x1b[34m", [light] = "\x1b[37m",
+  [yellow] = "\x1b[33m", [red] = "\x1b[31m",  [green] = "\x1b[32m"
+};
+
+static int print_color(int c) {
+  return printf("%s", color_codes[c]);
+}
+
+static int const signums[] = { SIGINT, SIGILL,  SIGABRT,
+                               SIGFPE, SIGSEGV, SIGTERM };
+
+static char const *const signames[] = {
+  [SIGINT]  = "Interactive attention signal",
+  [SIGILL]  = "Illegal instruction",
+  [SIGABRT] = "Abnormal termination",
+  [SIGFPE]  = "Erroneous arithmetic operation",
+  [SIGSEGV] = "Invalid access to storage",
+  [SIGTERM] = "Termination request"
+};
+
+#endif
diff --git a/source/kit_test/test.c b/source/kit_test/test.c
index d1e048c..034d1e7 100644
--- a/source/kit_test/test.c
+++ b/source/kit_test/test.c
@@ -1,11 +1,6 @@
 #include "test.h"
 
-#define _GNU_SOURCE
-#include <setjmp.h>
-#include <signal.h>
-#include <stdio.h>
-#include <string.h>
-#include <time.h>
+#include "shared.inl.h"
 
 kit_tests_list_t kit_tests_list = { 0 };
 
@@ -30,17 +25,6 @@ static long long sec_to_ms(long long sec) {
   return 1000 * sec;
 }
 
-enum { white, blue, light, yellow, red, green };
-
-static char const *const color_codes[] = {
-  [white] = "\x1b[38m",  [blue] = "\x1b[34m", [light] = "\x1b[37m",
-  [yellow] = "\x1b[33m", [red] = "\x1b[31m",  [green] = "\x1b[32m"
-};
-
-static int print_color(int c) {
-  return printf("%s", color_codes[c]);
-}
-
 void kit_test_register(char const *name, char const *file,
                        kit_test_run_fn fn) {
   int n = kit_tests_list.size++;
@@ -54,23 +38,11 @@ void kit_test_register(char const *name, char const *file,
 
 static jmp_buf kit_test_restore_execution;
 
-static int const signums[] = { SIGINT, SIGILL,  SIGABRT,
-                               SIGFPE, SIGSEGV, SIGTERM };
-
-static char const *const signames[] = {
-  [SIGINT]  = "Interactive attention signal",
-  [SIGILL]  = "Illegal instruction",
-  [SIGABRT] = "Abnormal termination",
-  [SIGFPE]  = "Erroneous arithmetic operation",
-  [SIGSEGV] = "Invalid access to storage",
-  [SIGTERM] = "Termination request"
-};
-
-static void handle_signal(int signum) {
+static void kit_test_handle_signal(int signum) {
   longjmp(kit_test_restore_execution, signum);
 }
 
-static void setup_signals() {
+static void kit_test_setup_signals() {
   int i;
 
   for (i = 0; i < sizeof signums / sizeof *signums; i++) {
@@ -80,7 +52,7 @@ static void setup_signals() {
 #else
     struct sigaction action;
     memset(&action, 0, sizeof action);
-    action.sa_handler = handle_signal;
+    action.sa_handler = kit_test_handle_signal;
 
     sigaction(signums[i], &action, NULL);
 #endif
@@ -113,7 +85,7 @@ int kit_run_tests(int argc, char **argv) {
 
   char const *specific_test = NULL;
 
-  setup_signals();
+  kit_test_setup_signals();
 
   for (i = 0; i < argc; i++)
     if (strcmp("--no-term-color", argv[i]) == 0)
diff --git a/source/kit_test/test.h b/source/kit_test/test.h
index 8732366..6584cbe 100644
--- a/source/kit_test/test.h
+++ b/source/kit_test/test.h
@@ -5,6 +5,10 @@
 extern "C" {
 #endif
 
+#ifndef _GNU_SOURCE
+#  define _GNU_SOURCE
+#endif
+
 #include <stddef.h>
 
 #ifndef KIT_TEST_FILE
diff --git a/source/test/CMakeLists.txt b/source/test/CMakeLists.txt
deleted file mode 100644
index 4435be1..0000000
--- a/source/test/CMakeLists.txt
+++ /dev/null
@@ -1,2 +0,0 @@
-add_subdirectory(unittests)
-add_subdirectory(programs)
diff --git a/source/test/programs/CMakeLists.txt b/source/test/programs/CMakeLists.txt
deleted file mode 100644
index 81332cf..0000000
--- a/source/test/programs/CMakeLists.txt
+++ /dev/null
@@ -1,49 +0,0 @@
-project(
-  ${KIT_PROJECT}_test_programs
-  VERSION 0.1.1
-  DESCRIPTION "Kit test programs"
-  LANGUAGES C CXX)
-
-if(KIT_ENABLE_TESTING)
-  add_executable(too_many_tests too_many_tests.c)
-  target_link_libraries(too_many_tests kit_test)
-  add_test(
-    NAME too_many_tests_test
-    COMMAND too_many_tests --quiet)
-  set_tests_properties(
-    too_many_tests_test
-    PROPERTIES
-    TIMEOUT "15")
-
-  add_executable(too_many_assertions too_many_assertions.c)
-  target_link_libraries(too_many_assertions kit_test)
-  add_test(
-    NAME too_many_assertions_test
-    COMMAND too_many_assertions --quiet)
-  set_tests_properties(
-    too_many_assertions_test
-    PROPERTIES
-    TIMEOUT "15")
-
-  add_executable(cpp_example cpp_example.cpp)
-  target_link_libraries(cpp_example kit_test)
-  add_test(
-    NAME cpp_example_test
-    COMMAND cpp_example --quiet)
-  set_tests_properties(
-    cpp_example_test
-    PROPERTIES
-    TIMEOUT "15")
-
-  if(NOT MSVC)
-    add_executable(signals signals.cpp)
-    target_link_libraries(signals kit_test)
-    add_test(
-      NAME signals_test
-      COMMAND signals --no-carriage-return)
-    set_tests_properties(
-      signals_test
-      PROPERTIES
-      TIMEOUT "15")
-  endif()
-endif()
diff --git a/source/test/unittests/CMakeLists.txt b/source/test/unittests/CMakeLists.txt
deleted file mode 100644
index e071ed4..0000000
--- a/source/test/unittests/CMakeLists.txt
+++ /dev/null
@@ -1,8 +0,0 @@
-target_sources(
-  kit_test_suite
-    PRIVATE
-      async_function.test.c bigint.test.c mutex.test.c test_duration.test.c
-      main.test.c string_ref.test.c atomic.test.c foo.bench.c thread.test.c
-      array_ref.test.c input_stream.test.c sha256.test.c lower_bound.test.c
-      secure_random.test.c condition_variable.test.c mersenne_twister_64.test.c
-      input_buffer.test.c move_back.test.c dynamic_array.test.c file.test.c)
diff --git a/source/tests/_static.c b/source/tests/_static.c
new file mode 100644
index 0000000..4b7543d
--- /dev/null
+++ b/source/tests/_static.c
@@ -0,0 +1,55 @@
+#include "array_ref.test.c"
+#undef KIT_TEST_FILE
+
+#include "async_function.test.c"
+#undef KIT_TEST_FILE
+
+#include "bigint.test.c"
+#undef KIT_TEST_FILE
+
+#include "condition_variable.test.c"
+#undef KIT_TEST_FILE
+
+#include "dynamic_array.test.c"
+#undef KIT_TEST_FILE
+
+#include "file.test.c"
+#undef KIT_TEST_FILE
+
+#include "input_buffer.test.c"
+#undef KIT_TEST_FILE
+
+#include "input_stream.test.c"
+#undef KIT_TEST_FILE
+
+#include "lower_bound.test.c"
+#undef KIT_TEST_FILE
+
+#include "mersenne_twister_64.test.c"
+#undef KIT_TEST_FILE
+
+#include "move_back.test.c"
+#undef KIT_TEST_FILE
+
+#include "mutex.test.c"
+#undef KIT_TEST_FILE
+
+#include "secure_random.test.c"
+#undef KIT_TEST_FILE
+
+#include "sha256.test.c"
+#undef KIT_TEST_FILE
+
+#include "string_ref.test.c"
+#undef KIT_TEST_FILE
+
+#include "test_duration.test.c"
+#undef KIT_TEST_FILE
+
+#include "thread.test.c"
+#undef KIT_TEST_FILE
+
+#include "bench.test.c"
+#undef KIT_TEST_FILE
+
+#include "main.test.c"
diff --git a/source/test/unittests/array_ref.test.c b/source/tests/array_ref.test.c
index c6083ee..da20aa0 100644
--- a/source/test/unittests/array_ref.test.c
+++ b/source/tests/array_ref.test.c
@@ -1,7 +1,7 @@
-#include "../../kit/array_ref.h"
+#include "../kit/array_ref.h"
 
 #define KIT_TEST_FILE array_ref
-#include "../../kit_test/test.h"
+#include "../kit_test/test.h"
 
 TEST("array ref const wrap") {
   int foo[] = { 1, 2, 3 };
diff --git a/source/test/unittests/async_function.test.c b/source/tests/async_function.test.c
index 32aff4e..35ce0ce 100644
--- a/source/test/unittests/async_function.test.c
+++ b/source/tests/async_function.test.c
@@ -1,7 +1,7 @@
-#include "../../kit/async_function.h"
+#include "../kit/async_function.h"
 
 #define KIT_TEST_FILE async_function
-#include "../../kit_test/test.h"
+#include "../kit_test/test.h"
 
 AF_STATE(int, test_foo, );
 static AF_DECL(test_foo);
diff --git a/source/test/unittests/atomic.test.c b/source/tests/atomic.test.c
index 7d8b35a..c1831a3 100644
--- a/source/test/unittests/atomic.test.c
+++ b/source/tests/atomic.test.c
@@ -1,8 +1,8 @@
-#include "../../kit/atomic.h"
-#include "../../kit/thread.h"
+#include "../kit/atomic.h"
+#include "../kit/thread.h"
 
 #define KIT_TEST_FILE atomic
-#include "../../kit_test/test.h"
+#include "../kit_test/test.h"
 
 TEST("atomic store and load") {
   ATOMIC(int) value;
diff --git a/source/test/unittests/foo.bench.c b/source/tests/bench.test.c
index ac1e0b5..92e216d 100644
--- a/source/test/unittests/foo.bench.c
+++ b/source/tests/bench.test.c
@@ -1,5 +1,5 @@
-#define KIT_TEST_FILE foo
-#include "../../kit_test/bench.h"
+#define KIT_TEST_FILE bench
+#include "../kit_test/bench.h"
 
 struct test_foo_ {
   double f;
diff --git a/source/test/unittests/bigint.test.c b/source/tests/bigint.test.c
index 260b0ec..c8ac44f 100644
--- a/source/test/unittests/bigint.test.c
+++ b/source/tests/bigint.test.c
@@ -1,8 +1,8 @@
 #define KIT_BIGINT_SIZE 256
-#include "../../kit/bigint.h"
+#include "../kit/bigint.h"
 
 #define KIT_TEST_FILE bigint
-#include "../../kit_test/test.h"
+#include "../kit_test/test.h"
 
 #if __STDC_VERSION__ >= 199901L
 static_assert(sizeof(bigint_t) == 256, "KIT_BIGINT_SIZE check");
diff --git a/source/test/unittests/condition_variable.test.c b/source/tests/condition_variable.test.c
index 2dba7ca..dfbe4a6 100644
--- a/source/test/unittests/condition_variable.test.c
+++ b/source/tests/condition_variable.test.c
@@ -1,8 +1,8 @@
-#include "../../kit/condition_variable.h"
-#include "../../kit/thread.h"
+#include "../kit/condition_variable.h"
+#include "../kit/thread.h"
 
 #define KIT_TEST_FILE condition_variable
-#include "../../kit_test/test.h"
+#include "../kit_test/test.h"
 
 typedef struct {
   mtx_t m;
@@ -11,10 +11,10 @@ typedef struct {
   cnd_t send;
   cnd_t receive;
   int   value;
-} test_data_t;
+} cnd_test_data_t;
 
-static int test_run(void *p) {
-  test_data_t *data = (test_data_t *) p;
+static int cnd_test_run(void *p) {
+  cnd_test_data_t *data = (cnd_test_data_t *) p;
 
   mtx_lock(&data->m);
   data->value = 20;
@@ -41,7 +41,7 @@ TEST("condition variable") {
   int ok = 1;
 
   for (i = 0; i < 10; i++) {
-    test_data_t data;
+    cnd_test_data_t data;
 
     data.in    = 0;
     data.out   = 0;
@@ -52,7 +52,7 @@ TEST("condition variable") {
     ok = ok && (cnd_init(&data.receive) == thrd_success);
 
     thrd_t t;
-    ok = ok && (thrd_create(&t, test_run, &data) == thrd_success);
+    ok = ok && (thrd_create(&t, cnd_test_run, &data) == thrd_success);
 
     ok = ok && (mtx_lock(&data.m) == thrd_success);
     if (data.out == 0)
diff --git a/source/test/programs/cpp_example.cpp b/source/tests/cpp.cpp
index 523186b..8b762e4 100644
--- a/source/test/programs/cpp_example.cpp
+++ b/source/tests/cpp.cpp
@@ -1,4 +1,4 @@
-#include "../../kit_test/test.h"
+#include "../kit_test/test.h"
 
 TEST("foo") {
   REQUIRE(20 + 22 == 42);
diff --git a/source/test/unittests/dynamic_array.test.c b/source/tests/dynamic_array.test.c
index fad8d6d..8701e6c 100644
--- a/source/test/unittests/dynamic_array.test.c
+++ b/source/tests/dynamic_array.test.c
@@ -1,7 +1,7 @@
-#include "../../kit/dynamic_array.h"
+#include "../kit/dynamic_array.h"
 
 #define KIT_TEST_FILE dynamic_array
-#include "../../kit_test/test.h"
+#include "../kit_test/test.h"
 
 TEST("dynamic array empty") {
   DA_CREATE(v, char, 0);
diff --git a/source/test/unittests/file.test.c b/source/tests/file.test.c
index 732f122..e72df83 100644
--- a/source/test/unittests/file.test.c
+++ b/source/tests/file.test.c
@@ -1,9 +1,9 @@
-#include "../../kit/file.h"
-#include "../../kit/string_ref.h"
+#include "../kit/file.h"
+#include "../kit/string_ref.h"
 #include <string.h>
 
 #define KIT_TEST_FILE file
-#include "../../kit_test/test.h"
+#include "../kit_test/test.h"
 
 TEST("file path cache") {
   kit_allocator_t alloc = kit_alloc_default();
diff --git a/source/test/unittests/input_buffer.test.c b/source/tests/input_buffer.test.c
index c062052..3cd84b6 100644
--- a/source/test/unittests/input_buffer.test.c
+++ b/source/tests/input_buffer.test.c
@@ -1,7 +1,7 @@
-#include "../../kit/input_buffer.h"
+#include "../kit/input_buffer.h"
 
 #define KIT_TEST_FILE input_buffer
-#include "../../kit_test/test.h"
+#include "../kit_test/test.h"
 
 TEST("input buffer read once") {
   str_t       text  = { .size = 3, .values = "foo" };
diff --git a/source/test/unittests/input_stream.test.c b/source/tests/input_stream.test.c
index 7dce043..61c2254 100644
--- a/source/test/unittests/input_stream.test.c
+++ b/source/tests/input_stream.test.c
@@ -1,7 +1,7 @@
-#include "../../kit/input_stream.h"
+#include "../kit/input_stream.h"
 
 #define KIT_TEST_FILE input_stream
-#include "../../kit_test/test.h"
+#include "../kit_test/test.h"
 
 TEST("input stream wrap string") {
   char foo[] = "test";
diff --git a/source/test/unittests/lower_bound.test.c b/source/tests/lower_bound.test.c
index 24752a6..3b62325 100644
--- a/source/test/unittests/lower_bound.test.c
+++ b/source/tests/lower_bound.test.c
@@ -1,8 +1,8 @@
-#include "../../kit/lower_bound.h"
-#include "../../kit/array_ref.h"
+#include "../kit/lower_bound.h"
+#include "../kit/array_ref.h"
 
 #define KIT_TEST_FILE lower_bound
-#include "../../kit_test/test.h"
+#include "../kit_test/test.h"
 
 static int kit_less_int(int left, int right) {
   return left < right;
diff --git a/source/test/unittests/main.test.c b/source/tests/main.test.c
index 60c2e36..2a41d4b 100644
--- a/source/test/unittests/main.test.c
+++ b/source/tests/main.test.c
@@ -1,5 +1,5 @@
-#include "../../kit_test/bench.h"
-#include "../../kit_test/test.h"
+#include "../kit_test/bench.h"
+#include "../kit_test/test.h"
 
 int main(int argc, char **argv) {
   int status = run_tests(argc, argv);
diff --git a/source/test/unittests/mersenne_twister_64.test.c b/source/tests/mersenne_twister_64.test.c
index e523154..6bf5b9c 100644
--- a/source/test/unittests/mersenne_twister_64.test.c
+++ b/source/tests/mersenne_twister_64.test.c
@@ -1,8 +1,8 @@
-#include "../../kit/mersenne_twister_64.h"
-#include "../../kit/secure_random.h"
+#include "../kit/mersenne_twister_64.h"
+#include "../kit/secure_random.h"
 
 #define KIT_TEST_FILE mersenne_twister_64
-#include "../../kit_test/test.h"
+#include "../kit_test/test.h"
 
 enum { SIZE = 1000 };
 
diff --git a/source/test/unittests/move_back.test.c b/source/tests/move_back.test.c
index 399619d..f08d190 100644
--- a/source/test/unittests/move_back.test.c
+++ b/source/tests/move_back.test.c
@@ -1,7 +1,7 @@
-#include "../../kit/move_back.h"
+#include "../kit/move_back.h"
 
 #define KIT_TEST_FILE move_back
-#include "../../kit_test/test.h"
+#include "../kit_test/test.h"
 
 static int is_equal(int const x, int const y) {
   return x == y;
diff --git a/source/test/unittests/mutex.test.c b/source/tests/mutex.test.c
index 1bd2b3d..ce26991 100644
--- a/source/test/unittests/mutex.test.c
+++ b/source/tests/mutex.test.c
@@ -1,19 +1,19 @@
-#include "../../kit/mutex.h"
-#include "../../kit/thread.h"
+#include "../kit/mutex.h"
+#include "../kit/thread.h"
 
 #define KIT_TEST_FILE mutex
-#include "../../kit_test/test.h"
+#include "../kit_test/test.h"
 
 enum { SLEEP = 400000000, TICK_COUNT = 200, THREAD_COUNT = 100 };
 
 typedef struct {
   mtx_t lock;
   int   value;
-} test_data_t;
+} mtx_test_data_t;
 
-static int test_run(void *data) {
-  int          i;
-  test_data_t *x = (test_data_t *) data;
+static int mtx_test_run(void *data) {
+  int              i;
+  mtx_test_data_t *x = (mtx_test_data_t *) data;
   for (i = 0; i < TICK_COUNT; i++) {
     mtx_lock(&x->lock);
 
@@ -33,13 +33,13 @@ static int test_run(void *data) {
 TEST("mutex lock") {
   ptrdiff_t i;
 
-  test_data_t data;
-  thrd_t      pool[THREAD_COUNT];
+  mtx_test_data_t data;
+  thrd_t          pool[THREAD_COUNT];
   data.value = 42;
   REQUIRE(mtx_init(&data.lock, mtx_plain) == thrd_success);
 
   for (i = 0; i < THREAD_COUNT; i++)
-    thrd_create(pool + i, test_run, &data);
+    thrd_create(pool + i, mtx_test_run, &data);
   for (i = 0; i < THREAD_COUNT; i++) thrd_join(pool[i], NULL);
 
   mtx_destroy(&data.lock);
diff --git a/source/test/unittests/secure_random.test.c b/source/tests/secure_random.test.c
index bde68a5..22bdd37 100644
--- a/source/test/unittests/secure_random.test.c
+++ b/source/tests/secure_random.test.c
@@ -1,8 +1,8 @@
-#include "../../kit/secure_random.h"
+#include "../kit/secure_random.h"
 #include <string.h>
 
 #define KIT_TEST_FILE secure_random
-#include "../../kit_test/test.h"
+#include "../kit_test/test.h"
 
 TEST("secure random") {
   int i, j;
diff --git a/source/test/unittests/sha256.test.c b/source/tests/sha256.test.c
index e74b286..0f751df 100644
--- a/source/test/unittests/sha256.test.c
+++ b/source/tests/sha256.test.c
@@ -1,8 +1,8 @@
-#include "../../kit/sha256.h"
-#include "../../kit/array_ref.h"
+#include "../kit/sha256.h"
+#include "../kit/array_ref.h"
 
 #define KIT_TEST_FILE sha256_64
-#include "../../kit_test/test.h"
+#include "../kit_test/test.h"
 
 #include <string.h>
 
diff --git a/source/test/programs/signals.cpp b/source/tests/signals.cpp
index e2532c2..0f6d77a 100644
--- a/source/test/programs/signals.cpp
+++ b/source/tests/signals.cpp
@@ -1,4 +1,4 @@
-#include "../../kit_test/test.h"
+#include "../kit_test/test.h"
 
 #include <cstdlib>
 #include <stdexcept>
diff --git a/source/test/unittests/string_ref.test.c b/source/tests/string_ref.test.c
index 5ec9414..2891f16 100644
--- a/source/test/unittests/string_ref.test.c
+++ b/source/tests/string_ref.test.c
@@ -1,7 +1,7 @@
-#include "../../kit/string_ref.h"
+#include "../kit/string_ref.h"
 
 #define KIT_TEST_FILE string_ref
-#include "../../kit_test/test.h"
+#include "../kit_test/test.h"
 
 TEST("static string wrap") {
   str_t ref = SZ("foo bar");
diff --git a/source/test/unittests/test_duration.test.c b/source/tests/test_duration.test.c
index 0912d9f..27384b4 100644
--- a/source/test/unittests/test_duration.test.c
+++ b/source/tests/test_duration.test.c
@@ -1,7 +1,5 @@
 #define KIT_TEST_FILE test_duration
-#include "../../kit_test/test.h"
-
-#include <stdlib.h>
+#include "../kit_test/test.h"
 
 #if defined(_WIN32) && !defined(__CYGWIN__)
 __declspec(dllimport) void __stdcall Sleep(unsigned long timeout);
@@ -9,6 +7,7 @@ static void kit_sleep(int ms) {
   Sleep(ms);
 }
 #else
+#  include <stdlib.h>
 #  include <unistd.h>
 static void kit_sleep(int ms) {
   usleep(ms * 1000);
diff --git a/source/test/unittests/thread.test.c b/source/tests/thread.test.c
index 01198c2..50f7c04 100644
--- a/source/test/unittests/thread.test.c
+++ b/source/tests/thread.test.c
@@ -1,7 +1,7 @@
-#include "../../kit/thread.h"
+#include "../kit/thread.h"
 
 #define KIT_TEST_FILE thread
-#include "../../kit_test/test.h"
+#include "../kit_test/test.h"
 
 static int test_nothing(void *_) {
   return 0;
diff --git a/source/test/programs/too_many_assertions.c b/source/tests/too_many_assertions.c
index 06b440b..662207d 100644
--- a/source/test/programs/too_many_assertions.c
+++ b/source/tests/too_many_assertions.c
@@ -1,4 +1,4 @@
-#include "../../kit_test/test.h"
+#include "../kit_test/test.h"
 
 TEST("foo") {
   int i;
diff --git a/source/test/programs/too_many_tests.c b/source/tests/too_many_tests.c
index ac1cbf7..d4842e4 100644
--- a/source/test/programs/too_many_tests.c
+++ b/source/tests/too_many_tests.c
@@ -1,4 +1,4 @@
-#include "../../kit_test/test.h"
+#include "../kit_test/test.h"
 
 void bar(int index, kit_test_report_fn report) { }