From f6a93eb06093c61ee8daab9e01ed809573b991c4 Mon Sep 17 00:00:00 2001
From: ManoloFLTK <41016272+ManoloFLTK@users.noreply.github.com>
Date: Wed, 6 Apr 2022 13:25:17 +0200
Subject: [PATCH] Remove warnings: comparison of integer expressions of
 different signedness [-Wsign-compare]

---
 src/Fl_Input.cxx                                     | 12 ++++++------
 src/Fl_Message.cxx                                   |  2 +-
 .../Quartz/Fl_Quartz_Image_Surface_Driver.cxx        |  2 +-
 3 files changed, 8 insertions(+), 8 deletions(-)

diff --git a/src/Fl_Input.cxx b/src/Fl_Input.cxx
index 880b7c676..abb9664af 100644
--- a/src/Fl_Input.cxx
+++ b/src/Fl_Input.cxx
@@ -428,20 +428,20 @@ int Fl_Input::handle_key() {
       return 0;                                                 // ignore other combos, pass to parent
 
     case 'a':
-      if (mods==FL_COMMAND) return kf_select_all();             // Ctrl-A, Mac:Meta-A             (Standard/OSX-HIG)
+      if ((int)mods==FL_COMMAND) return kf_select_all();             // Ctrl-A, Mac:Meta-A             (Standard/OSX-HIG)
       break;                                                    // handle other combos elsewhere
     case 'c':
-      if (mods==FL_COMMAND) return kf_copy();                   // Ctrl-C, Mac:Meta-C             (Standard/OSX-HIG)
+      if ((int)mods==FL_COMMAND) return kf_copy();                   // Ctrl-C, Mac:Meta-C             (Standard/OSX-HIG)
       break;                                                    // handle other combos elsewhere
     case 'v':
-      if (mods==FL_COMMAND) return kf_paste();                  // Ctrl-V, Mac:Meta-V             (Standard/OSX-HIG)
+      if ((int)mods==FL_COMMAND) return kf_paste();                  // Ctrl-V, Mac:Meta-V             (Standard/OSX-HIG)
       break;                                                    // handle other combos elsewhere
     case 'x':
-      if (mods==FL_COMMAND) return kf_copy_cut();               // Ctrl-X, Mac:Meta-X             (Standard/OSX-HIG)
+      if ((int)mods==FL_COMMAND) return kf_copy_cut();               // Ctrl-X, Mac:Meta-X             (Standard/OSX-HIG)
       break;
     case 'z':
-      if (mods==FL_COMMAND && !shift) return kf_undo();         // Ctrl-Z, Mac:Meta-Z             (Standard/OSX-HIG)
-      if (mods==FL_COMMAND && shift)  return kf_redo();         // Shift-Ctrl-Z, Mac:Shift-Meta-Z (Standard/OSX-HIG)
+      if ((int)mods==FL_COMMAND && !shift) return kf_undo();         // Ctrl-Z, Mac:Meta-Z             (Standard/OSX-HIG)
+      if ((int)mods==FL_COMMAND && shift)  return kf_redo();         // Shift-Ctrl-Z, Mac:Shift-Meta-Z (Standard/OSX-HIG)
       break;                                                    // handle other combos elsewhere
   }
 
diff --git a/src/Fl_Message.cxx b/src/Fl_Message.cxx
index 06c2e76f6..09dd5692a 100644
--- a/src/Fl_Message.cxx
+++ b/src/Fl_Message.cxx
@@ -555,7 +555,7 @@ int Fl_Message_Box::handle(int e) {
   switch (e) {
     case FL_KEYBOARD:
     case FL_SHORTCUT:
-      if (Fl::event_key() == 'c' && mods == FL_COMMAND) {
+      if (Fl::event_key() == 'c' && (int)mods == FL_COMMAND) {
         Fl::copy(label(), int(strlen(label())), 1);
         return 1;
       }
diff --git a/src/drivers/Quartz/Fl_Quartz_Image_Surface_Driver.cxx b/src/drivers/Quartz/Fl_Quartz_Image_Surface_Driver.cxx
index ff18c2626..c638bfb79 100644
--- a/src/drivers/Quartz/Fl_Quartz_Image_Surface_Driver.cxx
+++ b/src/drivers/Quartz/Fl_Quartz_Image_Surface_Driver.cxx
@@ -62,7 +62,7 @@ void Fl_Quartz_Image_Surface_Driver::set_current() {
   pre_window = fl_window;
   driver()->gc(offscreen);
   fl_window = 0;
-  ((Fl_Quartz_Graphics_Driver*)driver())->high_resolution( CGBitmapContextGetWidth(offscreen) > width );
+  ((Fl_Quartz_Graphics_Driver*)driver())->high_resolution( CGBitmapContextGetWidth(offscreen) > (size_t)width );
 }
 
 void Fl_Quartz_Image_Surface_Driver::translate(int x, int y) {