remove unused system headers.

also remplace legacy headers.

25 files changed, 12 insertions, 40 deletions

diff --git a/src/configuration.cpp b/src/configuration.cpp
index 3fb323dd2..489755341 100644
--- a/src/configuration.cpp
+++ b/src/configuration.cpp
@@ -27,8 +27,6 @@
 
 #include "utils/paths.h"
 
-#include <stdlib.h>
-
 #include "debug.h"
 
 #ifdef DEBUG_CONFIG
diff --git a/src/debug/debug_new.cpp b/src/debug/debug_new.cpp
index b1242cc09..572a96e08 100644
--- a/src/debug/debug_new.cpp
+++ b/src/debug/debug_new.cpp
@@ -42,7 +42,6 @@
 #ifdef ENABLE_MEM_DEBUG
 #include <new>
 #include <assert.h>
-#include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
 #ifdef __unix__
diff --git a/src/debug/debug_new.h b/src/debug/debug_new.h
index 00861f0bf..67b588f32 100644
--- a/src/debug/debug_new.h
+++ b/src/debug/debug_new.h
@@ -43,7 +43,6 @@
 #define M_DEBUG_NEW_H
 
 #include <new>
-#include <stdio.h>
 
 /**
  * @def HAVE_PLACEMENT_DELETE
diff --git a/src/debug/fast_mutex.h b/src/debug/fast_mutex.h
index 6fe51e6d8..d54f2e353 100644
--- a/src/debug/fast_mutex.h
+++ b/src/debug/fast_mutex.h
@@ -92,7 +92,6 @@
 # endif
 
 # ifdef _DEBUG
-#   include <stdio.h>
 #   include <stdlib.h>
 /** Macro for fast_mutex assertions.  Real version (for debug mode). */
 #   define _FAST_MUTEX_ASSERT(_Expr, _Msg) \
diff --git a/src/gui/palette.cpp b/src/gui/palette.cpp
index ada4f2e5b..0f7d76e85 100644
--- a/src/gui/palette.cpp
+++ b/src/gui/palette.cpp
@@ -25,7 +25,7 @@
 
 #include "client.h"
 
-#include <math.h>
+#include <cmath>
 
 #include "debug.h"
 
diff --git a/src/gui/windows/itemamountwindow.cpp b/src/gui/windows/itemamountwindow.cpp
index 8816be8dc..7ad559c92 100644
--- a/src/gui/windows/itemamountwindow.cpp
+++ b/src/gui/windows/itemamountwindow.cpp
@@ -48,8 +48,6 @@
 
 #include "utils/gettext.h"
 
-#include <math.h>
-
 #include "debug.h"
 
 class ItemsModal final : public gcn::ListModel
diff --git a/src/logger.cpp b/src/logger.cpp
index a7760a472..12a51070d 100644
--- a/src/logger.cpp
+++ b/src/logger.cpp
@@ -31,8 +31,6 @@
 #include <windows.h>
 #elif defined __APPLE__
 #include <Carbon/Carbon.h>
-#elif defined(__linux__) || defined(__linux)
-#include <stdlib.h>
 #endif
 
 #include <sys/time.h>
diff --git a/src/map.cpp b/src/map.cpp
index 3ff62e88d..d02507180 100644
--- a/src/map.cpp
+++ b/src/map.cpp
@@ -46,7 +46,7 @@
 #include "utils/mkdir.h"
 #include "utils/physfstools.h"
 
-#include <limits.h>
+#include <limits>
 #include <queue>
 
 #include <sys/stat.h>
diff --git a/src/mumblemanager.cpp b/src/mumblemanager.cpp
index 3bd961bac..b69094519 100644
--- a/src/mumblemanager.cpp
+++ b/src/mumblemanager.cpp
@@ -19,12 +19,9 @@
 #ifdef __OpenBSD__
 #include <sys/param.h>
 #endif
-#include <stdio.h>
-#include <stdlib.h>
 #include <wchar.h>
-#include <ctype.h>
+#include <cctype>
 
-#include <stdint.h>
 #include <fcntl.h>
 #include <unistd.h>
 #include <sys/types.h>
diff --git a/src/mumblemanager.h b/src/mumblemanager.h
index 039312c17..8c5354a6c 100644
--- a/src/mumblemanager.h
+++ b/src/mumblemanager.h
@@ -18,7 +18,6 @@
 #if defined (__FreeBSD__) || (defined __DragonFly__)
 #include <sys/stat.h>
 #endif
-#include <stdint.h>
 
 #include "localconsts.h"
 
diff --git a/src/net/download.h b/src/net/download.h
index 8850b3512..43821a0e2 100644
--- a/src/net/download.h
+++ b/src/net/download.h
@@ -23,7 +23,6 @@
 #ifndef NET_DOWNLOAD_H
 #define NET_DOWNLOAD_H
 
-#include <stdio.h>
 #include <string>
 
 #include "localconsts.h"
diff --git a/src/net/ea/network.cpp b/src/net/ea/network.cpp
index 2ad8fbf03..87ab01722 100644
--- a/src/net/ea/network.cpp
+++ b/src/net/ea/network.cpp
@@ -28,7 +28,6 @@
 #include "utils/gettext.h"
 #include "utils/sdlhelper.h"
 
-#include <assert.h>
 #include <sstream>
 
 #include "debug.h"
diff --git a/src/particle/rotationalparticle.cpp b/src/particle/rotationalparticle.cpp
index a6588acba..c16baf391 100644
--- a/src/particle/rotationalparticle.cpp
+++ b/src/particle/rotationalparticle.cpp
@@ -24,7 +24,7 @@
 
 #include "simpleanimation.h"
 
-#include <math.h>
+#include <cmath>
 
 #include "debug.h"
 
diff --git a/src/resources/db/npcdb.h b/src/resources/db/npcdb.h
index 75215e0dd..ac4b0d417 100644
--- a/src/resources/db/npcdb.h
+++ b/src/resources/db/npcdb.h
@@ -23,8 +23,6 @@
 #ifndef RESOURCES_DB_NPCDB_H
 #define RESOURCES_DB_NPCDB_H
 
-#include <stdint.h>
-
 #include <string>
 
 #include "localconsts.h"
diff --git a/src/resources/dye.cpp b/src/resources/dye.cpp
index 873c2a8fe..aebb8f009 100644
--- a/src/resources/dye.cpp
+++ b/src/resources/dye.cpp
@@ -26,7 +26,7 @@
 
 #include "resources/db/palettedb.h"
 
-#include <math.h>
+#include <cmath>
 #include <sstream>
 
 #include <SDL_endian.h>
diff --git a/src/resources/wallpaper.cpp b/src/resources/wallpaper.cpp
index 513e1c8fc..17449f898 100644
--- a/src/resources/wallpaper.cpp
+++ b/src/resources/wallpaper.cpp
@@ -30,7 +30,7 @@
 
 #include <algorithm>
 #include <cstring>
-#include <time.h>
+#include <ctime>
 
 #include "debug.h"
 
diff --git a/src/utils/base64.cpp b/src/utils/base64.cpp
index 4e1061b6e..4ba721177 100644
--- a/src/utils/base64.cpp
+++ b/src/utils/base64.cpp
@@ -29,8 +29,7 @@
 
 #include "utils/base64.h"
 
-#include <stdlib.h>
-#include <string.h>
+#include <string>
 
 #include "debug.h"
 
diff --git a/src/utils/mathutils.h b/src/utils/mathutils.h
index 094ae984c..01078baf3 100644
--- a/src/utils/mathutils.h
+++ b/src/utils/mathutils.h
@@ -24,7 +24,6 @@
 #define UTILS_MATHUTILS_H
 
 #include <string>
-#include <stdint.h>
 #include <cstring>
 
 #include "localconsts.h"
diff --git a/src/utils/paths.cpp b/src/utils/paths.cpp
index dbbdf6b31..e3992cd72 100644
--- a/src/utils/paths.cpp
+++ b/src/utils/paths.cpp
@@ -30,13 +30,11 @@
 
 #include "resources/resourcemanager.h"
 
-#include <stdlib.h>
-
 #ifdef WIN32
 #include "utils/specialfolder.h"
 #define realpath(N, R) _fullpath((R), (N), _MAX_PATH)
 #elif defined __OpenBSD__
-#include <limits.h>
+#include <limits>
 #endif
 
 #ifdef ANDROID
diff --git a/src/utils/physfsrwops.cpp b/src/utils/physfsrwops.cpp
index aa5caf7c7..d6a1e891a 100644
--- a/src/utils/physfsrwops.cpp
+++ b/src/utils/physfsrwops.cpp
@@ -29,8 +29,6 @@
 #include "utils/fuzzer.h"
 #include "utils/physfscheckutils.h"
 
-#include <stdio.h>
-
 #include "debug.h"
 
 #ifdef USE_SDL2
diff --git a/src/utils/process.cpp b/src/utils/process.cpp
index 0675adae3..1bd8430b5 100644
--- a/src/utils/process.cpp
+++ b/src/utils/process.cpp
@@ -23,7 +23,6 @@
 #include <cstdarg>
 #include <cstdio>
 
-#include <stdlib.h>
 #include <unistd.h>
 
 #include "localconsts.h"
diff --git a/src/utils/stringutils.cpp b/src/utils/stringutils.cpp
index 9c5a53791..e1486d91b 100644
--- a/src/utils/stringutils.cpp
+++ b/src/utils/stringutils.cpp
@@ -22,13 +22,13 @@
 
 #include "utils/stringutils.h"
 
-#include <string.h>
+#include <string>
 #include <algorithm>
 #include <cstdarg>
 #include <cstdio>
-#include <ctype.h>
+#include <cctype>
 #include <list>
-#include <time.h>
+#include <ctime>
 
 #include "debug.h"
 
diff --git a/src/utils/translation/poparser.cpp b/src/utils/translation/poparser.cpp
index b2034903d..6405e5f85 100644
--- a/src/utils/translation/poparser.cpp
+++ b/src/utils/translation/poparser.cpp
@@ -26,8 +26,6 @@
 
 #include "logger.h"
 
-#include <stdlib.h>
-
 #include "debug.h"
 
 PoParser::PoParser() :
diff --git a/src/utils/translation/translationmanager.cpp b/src/utils/translation/translationmanager.cpp
index 6036ddeab..ebe7c8436 100644
--- a/src/utils/translation/translationmanager.cpp
+++ b/src/utils/translation/translationmanager.cpp
@@ -28,8 +28,6 @@
 
 #include "resources/resourcemanager.h"
 
-#include <stdlib.h>
-
 #include "logger.h"
 
 #include "debug.h"
diff --git a/src/vector.h b/src/vector.h
index 4ba524c0d..66a0d501f 100644
--- a/src/vector.h
+++ b/src/vector.h
@@ -23,7 +23,7 @@
 #ifndef VECTOR_H
 #define VECTOR_H
 
-#include <math.h>
+#include <cmath>
 
 #include <iostream>