build: set up export header

Author: alandefreitas

cmake/functions/target_options.cmake

@@ -2,11 +2,17 @@
 # - This does not propagate to other targets
 function(target_pedantic_warnings TARGET_NAME)
     # Set warning levels to about the same level for MSVC, GCC, and Clang
-    if (MSVC)
-        target_compile_options(${TARGET_NAME} PRIVATE /W4 /WX)
-    else ()
-        target_compile_options(${TARGET_NAME} PRIVATE -Wall -Wextra -pedantic -Werror)
-    endif ()
+    if (BUILD_SHARED_LIBS AND WIN32 AND CMAKE_CXX_COMPILER_ID MATCHES "GNU|Clang|MSVC|MinGW")
+        # STL classes don't need to have dll-interface to be used by clients of Matplot++ classes
+        target_compile_options(${TARGET_NAME} PRIVATE /wd4251)
+        target_compile_options(${TARGET_NAME} PRIVATE /wd2220)
+    else()
+        if (MSVC)
+            target_compile_options(${TARGET_NAME} PRIVATE /W4 /WX)
+        else ()
+            target_compile_options(${TARGET_NAME} PRIVATE -Wall -Wextra -pedantic -Werror)
+        endif ()
+    endif()
 endfunction()
 
 # @brief Maybe enable pedantic warnings for a target

source/matplot/CMakeLists.txt

@@ -97,6 +97,19 @@ target_include_directories(matplot
     PUBLIC $<BUILD_INTERFACE:${MATPLOT_ROOT_DIR}/source>
            $<INSTALL_INTERFACE:${CMAKE_INSTALL_INCLUDEDIR}>)
 
+set_target_properties(matplot PROPERTIES VERSION ${PROJECT_VERSION})
+
+# Shared library symbol export
+include(GenerateExportHeader)
+generate_export_header(matplot
+        BASE_NAME matplot
+        EXPORT_MACRO_NAME MATPLOT_EXPORTS
+        EXPORT_FILE_NAME matplot/detail/exports.h
+        STATIC_DEFINE SHARED_EXPORTS_BUILT_AS_STATIC)
+target_include_directories(matplot
+        PUBLIC $<BUILD_INTERFACE:${CMAKE_CURRENT_BINARY_DIR}>)
+install(FILES ${CMAKE_CURRENT_BINARY_DIR}/matplot/detail/exports.h DESTINATION ${CMAKE_INSTALL_INCLUDEDIR}/matplot/detail)
+
 # Dependencies
 target_link_libraries_system(matplot PRIVATE cimg nodesoup)
 

source/matplot/axes_objects/bars.h

@@ -5,6 +5,8 @@
 #ifndef MATPLOTPLUSPLUS_BARS_H
 #define MATPLOTPLUSPLUS_BARS_H
 
+#include <matplot/detail/config.h>
+
 #include <array>
 #include <cmath>
 #include <map>
@@ -18,7 +20,7 @@
 
 namespace matplot {
     class axes_type;
-    class bars : public axes_object {
+    class MATPLOT_EXPORTS bars : public axes_object {
       public:
         explicit bars(class axes_type *parent);
         bars(class axes_type *parent, const std::vector<double> &y);

source/matplot/axes_objects/box_chart.h

@@ -5,6 +5,8 @@
 #ifndef MATPLOTPLUSPLUS_BOX_CHART_H
 #define MATPLOTPLUSPLUS_BOX_CHART_H
 
+#include <matplot/detail/config.h>
+
 #include <array>
 #include <cmath>
 #include <map>
@@ -18,7 +20,7 @@
 
 namespace matplot {
     class axes_type;
-    class box_chart : public axes_object {
+    class MATPLOT_EXPORTS box_chart : public axes_object {
       public:
         enum class box_style_option {
             outline, // unfilled / dashed whiskers

source/matplot/axes_objects/circles.h

@@ -5,6 +5,8 @@
 #ifndef MATPLOTPLUSPLUS_CIRCLES_H
 #define MATPLOTPLUSPLUS_CIRCLES_H
 
+#include <matplot/detail/config.h>
+
 #include <matplot/core/figure_type.h>
 
 #include <matplot/core/axes_object.h>
@@ -15,7 +17,7 @@
 
 namespace matplot {
     class axes_type;
-    class circles : public axes_object {
+    class MATPLOT_EXPORTS circles : public axes_object {
       public:
         explicit circles(class axes_type *parent);
         circles(class axes_type *parent, const std::vector<double> &x,

source/matplot/axes_objects/contours.h

@@ -5,6 +5,8 @@
 #ifndef MATPLOTPLUSPLUS_CONTOURS_H
 #define MATPLOTPLUSPLUS_CONTOURS_H
 
+#include <matplot/detail/config.h>
+
 #include <array>
 #include <matplot/util/common.h>
 #include <matplot/util/concepts.h>
@@ -32,7 +34,7 @@ namespace matplot {
     /// way to have full control of how the contour lines will look
     /// like is to calculate the contour lines outside gnuplot,
     /// even if our algorithm is not perfect.
-    class contours : public axes_object {
+    class MATPLOT_EXPORTS contours : public axes_object {
       public:
         /// X, Y grids and their Z values
         /// Every X column has the same value for all rows.

source/matplot/axes_objects/error_bar.h

@@ -5,12 +5,13 @@
 #ifndef MATPLOTPLUSPLUS_ERROR_BAR_H
 #define MATPLOTPLUSPLUS_ERROR_BAR_H
 
+#include <matplot/detail/config.h>
 #include <matplot/axes_objects/line.h>
 
 namespace matplot {
     class axes_type;
 
-    class error_bar : public line {
+    class MATPLOT_EXPORTS error_bar : public line {
       public:
         enum class type { vertical, horizontal, both };
 

source/matplot/axes_objects/filled_area.h

@@ -5,12 +5,13 @@
 #ifndef MATPLOTPLUSPLUS_FILLED_AREA_H
 #define MATPLOTPLUSPLUS_FILLED_AREA_H
 
+#include <matplot/detail/config.h>
 #include <matplot/axes_objects/line.h>
 
 namespace matplot {
     class axes_type;
 
-    class filled_area : public line {
+    class MATPLOT_EXPORTS filled_area : public line {
       public:
         enum class type { vertical, horizontal, both };
 

source/matplot/axes_objects/function_line.h

@@ -5,13 +5,14 @@
 #ifndef MATPLOTPLUSPLUS_FUNCTION_LINE_H
 #define MATPLOTPLUSPLUS_FUNCTION_LINE_H
 
+#include <matplot/detail/config.h>
 #include <matplot/axes_objects/line.h>
 #include <matplot/core/line_spec.h>
 #include <matplot/util/handle_types.h>
 #include <string>
 
 namespace matplot {
-    class function_line : public line {
+    class MATPLOT_EXPORTS function_line : public line {
       public:
         using function_type = std::function<double(double)>;
 

source/matplot/axes_objects/histogram.h

@@ -5,19 +5,20 @@
 #ifndef MATPLOTPLUSPLUS_HISTOGRAM_H
 #define MATPLOTPLUSPLUS_HISTOGRAM_H
 
-#include <array>
-#include <cmath>
-#include <map>
+#include <matplot/detail/config.h>
 #include <matplot/core/axes_object.h>
 #include <matplot/core/figure_type.h>
 #include <matplot/core/line_spec.h>
 #include <matplot/util/common.h>
 #include <matplot/util/concepts.h>
 #include <matplot/util/handle_types.h>
+#include <array>
+#include <cmath>
+#include <map>
 
 namespace matplot {
     class axes_type;
-    class histogram : public axes_object {
+    class MATPLOT_EXPORTS histogram : public axes_object {
       public:
         // source code in 'edit histcount'
         enum class binning_algorithm {