Add shared library support for Windows

16 files changed, 73 insertions, 60 deletions

diff --git a/include/spdlog/async_logger.h b/include/spdlog/async_logger.h
index 829c5acc..6f299672 100644
--- a/include/spdlog/async_logger.h
+++ b/include/spdlog/async_logger.h
@@ -30,7 +30,7 @@ namespace details {
 class thread_pool;
 }
 
-class async_logger final : public std::enable_shared_from_this<async_logger>, public logger
+class SPDLOG_API async_logger final : public std::enable_shared_from_this<async_logger>, public logger
 {
     friend class details::thread_pool;
 
diff --git a/include/spdlog/cfg/helpers.h b/include/spdlog/cfg/helpers.h
index cf5146c0..8d750824 100644
--- a/include/spdlog/cfg/helpers.h
+++ b/include/spdlog/cfg/helpers.h
@@ -17,7 +17,7 @@ namespace helpers {
 // turn off all logging except for logger1: "off,logger1=debug"
 // turn off all logging except for logger1 and logger2: "off,logger1=debug,logger2=info"
 //
-log_levels extract_levels(const std::string &txt);
+SPDLOG_API log_levels extract_levels(const std::string &txt);
 } // namespace helpers
 
 } // namespace cfg
diff --git a/include/spdlog/common.h b/include/spdlog/common.h
index cb6355cf..aa94e794 100644
--- a/include/spdlog/common.h
+++ b/include/spdlog/common.h
@@ -17,8 +17,18 @@
 
 #ifdef SPDLOG_COMPILED_LIB
 #undef SPDLOG_HEADER_ONLY
-#define SPDLOG_INLINE
+#   if defined(_WIN32) && defined(SPDLOG_SHARED_LIB)
+#       ifdef spdlog_EXPORTS
+#           define SPDLOG_API __declspec(dllexport)
+#       else
+#           define SPDLOG_API __declspec(dllimport)
+#       endif
+#   else
+#       define SPDLOG_API
+#   endif
+#   define SPDLOG_INLINE
 #else
+#define SPDLOG_API
 #define SPDLOG_HEADER_ONLY
 #define SPDLOG_INLINE inline
 #endif
@@ -153,9 +163,9 @@ enum level_enum
     }
 #endif
 
-string_view_t &to_string_view(spdlog::level::level_enum l) SPDLOG_NOEXCEPT;
-const char *to_short_c_str(spdlog::level::level_enum l) SPDLOG_NOEXCEPT;
-spdlog::level::level_enum from_str(const std::string &name) SPDLOG_NOEXCEPT;
+SPDLOG_API string_view_t &to_string_view(spdlog::level::level_enum l) SPDLOG_NOEXCEPT;
+SPDLOG_API const char *to_short_c_str(spdlog::level::level_enum l) SPDLOG_NOEXCEPT;
+SPDLOG_API spdlog::level::level_enum from_str(const std::string &name) SPDLOG_NOEXCEPT;
 
 using level_hasher = std::hash<int>;
 } // namespace level
@@ -183,7 +193,7 @@ enum class pattern_time_type
 //
 // Log exception
 //
-class spdlog_ex : public std::exception
+class SPDLOG_API spdlog_ex : public std::exception
 {
 public:
     explicit spdlog_ex(std::string msg);
diff --git a/include/spdlog/details/backtracer.h b/include/spdlog/details/backtracer.h
index 0e779cab..b7476bc9 100644
--- a/include/spdlog/details/backtracer.h
+++ b/include/spdlog/details/backtracer.h
@@ -15,7 +15,7 @@
 
 namespace spdlog {
 namespace details {
-class backtracer
+class SPDLOG_API backtracer
 {
     mutable std::mutex mutex_;
     std::atomic<bool> enabled_{false};
diff --git a/include/spdlog/details/file_helper.h b/include/spdlog/details/file_helper.h
index 3228ce84..5395d9cb 100644
--- a/include/spdlog/details/file_helper.h
+++ b/include/spdlog/details/file_helper.h
@@ -13,7 +13,7 @@ namespace details {
 // When failing to open a file, retry several times(5) with a delay interval(10 ms).
 // Throw spdlog_ex exception on errors.
 
-class file_helper
+class SPDLOG_API file_helper
 {
 public:
     explicit file_helper() = default;
diff --git a/include/spdlog/details/log_msg.h b/include/spdlog/details/log_msg.h
index 9ae473d4..03bdbaec 100644
--- a/include/spdlog/details/log_msg.h
+++ b/include/spdlog/details/log_msg.h
@@ -8,7 +8,7 @@
 
 namespace spdlog {
 namespace details {
-struct log_msg
+struct SPDLOG_API log_msg
 {
     log_msg() = default;
     log_msg(source_loc loc, string_view_t logger_name, level::level_enum lvl, string_view_t msg);
diff --git a/include/spdlog/details/log_msg_buffer.h b/include/spdlog/details/log_msg_buffer.h
index c20ae7b0..18075d67 100644
--- a/include/spdlog/details/log_msg_buffer.h
+++ b/include/spdlog/details/log_msg_buffer.h
@@ -11,7 +11,7 @@ namespace details {
 // Extend log_msg with internal buffer to store its payload.
 // THis is needed since log_msg holds string_views that points to stack data.
 
-class log_msg_buffer : public log_msg
+class SPDLOG_API log_msg_buffer : public log_msg
 {
     memory_buf_t buffer;
     void update_string_views();
diff --git a/include/spdlog/details/os.h b/include/spdlog/details/os.h
index 70604cab..cd586e14 100644
--- a/include/spdlog/details/os.h
+++ b/include/spdlog/details/os.h
@@ -10,15 +10,15 @@ namespace spdlog {
 namespace details {
 namespace os {
 
-spdlog::log_clock::time_point now() SPDLOG_NOEXCEPT;
+SPDLOG_API spdlog::log_clock::time_point now() SPDLOG_NOEXCEPT;
 
-std::tm localtime(const std::time_t &time_tt) SPDLOG_NOEXCEPT;
+SPDLOG_API std::tm localtime(const std::time_t &time_tt) SPDLOG_NOEXCEPT;
 
-std::tm localtime() SPDLOG_NOEXCEPT;
+SPDLOG_API std::tm localtime() SPDLOG_NOEXCEPT;
 
-std::tm gmtime(const std::time_t &time_tt) SPDLOG_NOEXCEPT;
+SPDLOG_API std::tm gmtime(const std::time_t &time_tt) SPDLOG_NOEXCEPT;
 
-std::tm gmtime() SPDLOG_NOEXCEPT;
+SPDLOG_API std::tm gmtime() SPDLOG_NOEXCEPT;
 
 // eol definition
 #if !defined(SPDLOG_EOL)
@@ -39,49 +39,49 @@ SPDLOG_CONSTEXPR static const char folder_sep = '/';
 #endif
 
 // fopen_s on non windows for writing
-bool fopen_s(FILE **fp, const filename_t &filename, const filename_t &mode);
+SPDLOG_API bool fopen_s(FILE **fp, const filename_t &filename, const filename_t &mode);
 
 // Remove filename. return 0 on success
-int remove(const filename_t &filename) SPDLOG_NOEXCEPT;
+SPDLOG_API int remove(const filename_t &filename) SPDLOG_NOEXCEPT;
 
 // Remove file if exists. return 0 on success
 // Note: Non atomic (might return failure to delete if concurrently deleted by other process/thread)
-int remove_if_exists(const filename_t &filename) SPDLOG_NOEXCEPT;
+SPDLOG_API int remove_if_exists(const filename_t &filename) SPDLOG_NOEXCEPT;
 
-int rename(const filename_t &filename1, const filename_t &filename2) SPDLOG_NOEXCEPT;
+SPDLOG_API int rename(const filename_t &filename1, const filename_t &filename2) SPDLOG_NOEXCEPT;
 
 // Return if file exists.
-bool path_exists(const filename_t &filename) SPDLOG_NOEXCEPT;
+SPDLOG_API bool path_exists(const filename_t &filename) SPDLOG_NOEXCEPT;
 
 // Return file size according to open FILE* object
-size_t filesize(FILE *f);
+SPDLOG_API size_t filesize(FILE *f);
 
 // Return utc offset in minutes or throw spdlog_ex on failure
-int utc_minutes_offset(const std::tm &tm = details::os::localtime());
+SPDLOG_API int utc_minutes_offset(const std::tm &tm = details::os::localtime());
 
 // Return current thread id as size_t
 // It exists because the std::this_thread::get_id() is much slower(especially
 // under VS 2013)
-size_t _thread_id() SPDLOG_NOEXCEPT;
+SPDLOG_API size_t _thread_id() SPDLOG_NOEXCEPT;
 
 // Return current thread id as size_t (from thread local storage)
-size_t thread_id() SPDLOG_NOEXCEPT;
+SPDLOG_API size_t thread_id() SPDLOG_NOEXCEPT;
 
 // This is avoid msvc issue in sleep_for that happens if the clock changes.
 // See https://github.com/gabime/spdlog/issues/609
-void sleep_for_millis(int milliseconds) SPDLOG_NOEXCEPT;
+SPDLOG_API void sleep_for_millis(int milliseconds) SPDLOG_NOEXCEPT;
 
-std::string filename_to_str(const filename_t &filename);
+SPDLOG_API std::string filename_to_str(const filename_t &filename);
 
-int pid() SPDLOG_NOEXCEPT;
+SPDLOG_API int pid() SPDLOG_NOEXCEPT;
 
 // Determine if the terminal supports colors
 // Source: https://github.com/agauniyal/rang/
-bool is_color_terminal() SPDLOG_NOEXCEPT;
+SPDLOG_API bool is_color_terminal() SPDLOG_NOEXCEPT;
 
 // Determine if the terminal attached
 // Source: https://github.com/agauniyal/rang/
-bool in_terminal(FILE *file) SPDLOG_NOEXCEPT;
+SPDLOG_API bool in_terminal(FILE *file) SPDLOG_NOEXCEPT;
 
 #if (defined(SPDLOG_WCHAR_TO_UTF8_SUPPORT) || defined(SPDLOG_WCHAR_FILENAMES)) && defined(_WIN32)
 void wstr_to_utf8buf(wstring_view_t wstr, memory_buf_t &target);
@@ -92,15 +92,15 @@ void wstr_to_utf8buf(wstring_view_t wstr, memory_buf_t &target);
 // "abc/" => "abc"
 // "abc" => ""
 // "abc///" => "abc//"
-filename_t dir_name(filename_t path);
+SPDLOG_API filename_t dir_name(filename_t path);
 
 // Create a dir from the given path.
 // Return true if succeeded or if this dir already exists.
-bool create_dir(filename_t path);
+SPDLOG_API bool create_dir(filename_t path);
 
 // non thread safe, cross platform getenv/getenv_s
 // return empty string if field not found
-std::string getenv(const char *field);
+SPDLOG_API std::string getenv(const char *field);
 
 } // namespace os
 } // namespace details
diff --git a/include/spdlog/details/pattern_formatter.h b/include/spdlog/details/pattern_formatter.h
index a5c035d1..820f55b5 100644
--- a/include/spdlog/details/pattern_formatter.h
+++ b/include/spdlog/details/pattern_formatter.h
@@ -62,7 +62,7 @@ protected:
 
 } // namespace details
 
-class pattern_formatter final : public formatter
+class SPDLOG_API pattern_formatter final : public formatter
 {
 public:
     explicit pattern_formatter(
diff --git a/include/spdlog/details/periodic_worker.h b/include/spdlog/details/periodic_worker.h
index d3b5c639..42373665 100644
--- a/include/spdlog/details/periodic_worker.h
+++ b/include/spdlog/details/periodic_worker.h
@@ -17,7 +17,7 @@
 namespace spdlog {
 namespace details {
 
-class periodic_worker
+class SPDLOG_API periodic_worker
 {
 public:
     periodic_worker(const std::function<void()> &callback_fun, std::chrono::seconds interval);
diff --git a/include/spdlog/details/registry-inl.h b/include/spdlog/details/registry-inl.h
index 84e1c414..a6cfc54c 100644
--- a/include/spdlog/details/registry-inl.h
+++ b/include/spdlog/details/registry-inl.h
@@ -48,6 +48,9 @@ SPDLOG_INLINE registry::registry()
 
 #endif // SPDLOG_DISABLE_DEFAULT_LOGGER
 }
+
+SPDLOG_INLINE registry::~registry() = default;
+
 SPDLOG_INLINE void registry::register_logger(std::shared_ptr<logger> new_logger)
 {
     std::lock_guard<std::mutex> lock(logger_map_mutex_);
diff --git a/include/spdlog/details/registry.h b/include/spdlog/details/registry.h
index e7adb541..8be109ed 100644
--- a/include/spdlog/details/registry.h
+++ b/include/spdlog/details/registry.h
@@ -25,7 +25,7 @@ namespace details {
 class thread_pool;
 class periodic_worker;
 
-class registry
+class SPDLOG_API registry
 {
 public:
     registry(const registry &) = delete;
@@ -86,7 +86,7 @@ public:
 
 private:
     registry();
-    ~registry() = default;
+    ~registry();
 
     void throw_if_exists_(const std::string &logger_name);
     void register_logger_(std::shared_ptr<logger> new_logger);
diff --git a/include/spdlog/details/thread_pool.h b/include/spdlog/details/thread_pool.h
index 12078044..733949ba 100644
--- a/include/spdlog/details/thread_pool.h
+++ b/include/spdlog/details/thread_pool.h
@@ -79,7 +79,7 @@ struct async_msg : log_msg_buffer
     {}
 };
 
-class thread_pool
+class SPDLOG_API thread_pool
 {
 public:
     using item_type = async_msg;
diff --git a/include/spdlog/logger.h b/include/spdlog/logger.h
index b78d8544..aeb38564 100644
--- a/include/spdlog/logger.h
+++ b/include/spdlog/logger.h
@@ -39,7 +39,7 @@
 
 namespace spdlog {
 
-class logger
+class SPDLOG_API logger
 {
 public:
     // Empty logger
diff --git a/include/spdlog/sinks/sink.h b/include/spdlog/sinks/sink.h
index b2ca4db1..be99744d 100644
--- a/include/spdlog/sinks/sink.h
+++ b/include/spdlog/sinks/sink.h
@@ -9,7 +9,7 @@
 namespace spdlog {
 
 namespace sinks {
-class sink
+class SPDLOG_API sink
 {
 public:
     virtual ~sink() = default;
diff --git a/include/spdlog/spdlog.h b/include/spdlog/spdlog.h
index 9ac04be0..55de6676 100644
--- a/include/spdlog/spdlog.h
+++ b/include/spdlog/spdlog.h
@@ -44,61 +44,61 @@ inline std::shared_ptr<spdlog::logger> create(std::string logger_name, SinkArgs
 // Example:
 //   auto mylogger = std::make_shared<spdlog::logger>("mylogger", ...);
 //   spdlog::initialize_logger(mylogger);
-void initialize_logger(std::shared_ptr<logger> logger);
+SPDLOG_API void initialize_logger(std::shared_ptr<logger> logger);
 
 // Return an existing logger or nullptr if a logger with such name doesn't
 // exist.
 // example: spdlog::get("my_logger")->info("hello {}", "world");
-std::shared_ptr<logger> get(const std::string &name);
+SPDLOG_API std::shared_ptr<logger> get(const std::string &name);
 
 // Set global formatter. Each sink in each logger will get a clone of this object
-void set_formatter(std::unique_ptr<spdlog::formatter> formatter);
+SPDLOG_API void set_formatter(std::unique_ptr<spdlog::formatter> formatter);
 
 // Set global format string.
 // example: spdlog::set_pattern("%Y-%m-%d %H:%M:%S.%e %l : %v");
-void set_pattern(std::string pattern, pattern_time_type time_type = pattern_time_type::local);
+SPDLOG_API void set_pattern(std::string pattern, pattern_time_type time_type = pattern_time_type::local);
 
 // enable global backtrace support
-void enable_backtrace(size_t n_messages);
+SPDLOG_API void enable_backtrace(size_t n_messages);
 
 // disable global backtrace support
-void disable_backtrace();
+SPDLOG_API void disable_backtrace();
 
 // call dump backtrace on default logger
-void dump_backtrace();
+SPDLOG_API void dump_backtrace();
 
 // Set global logging level
-void set_level(level::level_enum log_level);
+SPDLOG_API void set_level(level::level_enum log_level);
 
 // Set global flush level
-void flush_on(level::level_enum log_level);
+SPDLOG_API void flush_on(level::level_enum log_level);
 
 // Start/Restart a periodic flusher thread
 // Warning: Use only if all your loggers are thread safe!
-void flush_every(std::chrono::seconds interval);
+SPDLOG_API void flush_every(std::chrono::seconds interval);
 
 // Set global error handler
-void set_error_handler(void (*handler)(const std::string &msg));
+SPDLOG_API void set_error_handler(void (*handler)(const std::string &msg));
 
 // Register the given logger with the given name
-void register_logger(std::shared_ptr<logger> logger);
+SPDLOG_API void register_logger(std::shared_ptr<logger> logger);
 
 // Apply a user defined function on all registered loggers
 // Example:
 // spdlog::apply_all([&](std::shared_ptr<spdlog::logger> l) {l->flush();});
-void apply_all(const std::function<void(std::shared_ptr<logger>)> &fun);
+SPDLOG_API void apply_all(const std::function<void(std::shared_ptr<logger>)> &fun);
 
 // Drop the reference to the given logger
-void drop(const std::string &name);
+SPDLOG_API void drop(const std::string &name);
 
 // Drop all references from the registry
-void drop_all();
+SPDLOG_API void drop_all();
 
 // stop any running threads started by spdlog and clean registry loggers
-void shutdown();
+SPDLOG_API void shutdown();
 
 // Automatic registration of loggers when using spdlog::create() or spdlog::create_async
-void set_automatic_registration(bool automatic_registration);
+SPDLOG_API void set_automatic_registration(bool automatic_registration);
 
 // API for using default logger (stdout_color_mt),
 // e.g: spdlog::info("Message {}", 1);
@@ -115,11 +115,11 @@ void set_automatic_registration(bool automatic_registration);
 // set_default_logger() *should not* be used concurrently with the default API.
 // e.g do not call set_default_logger() from one thread while calling spdlog::info() from another.
 
-std::shared_ptr<spdlog::logger> default_logger();
+SPDLOG_API std::shared_ptr<spdlog::logger> default_logger();
 
-spdlog::logger *default_logger_raw();
+SPDLOG_API spdlog::logger *default_logger_raw();
 
-void set_default_logger(std::shared_ptr<spdlog::logger> default_logger);
+SPDLOG_API void set_default_logger(std::shared_ptr<spdlog::logger> default_logger);
 
 template<typename... Args>
 inline void log(source_loc source, level::level_enum lvl, string_view_t fmt, const Args &... args)