Adding headers to the installation.

meson.build

@@ -2,15 +2,45 @@ project('me.sergiotarxz.elfspy', 'cpp')
 pkg = import('pkgconfig')
 
 sources = [
-  'Call.cpp',
-  'Report.cpp',
-  'ELFInfo.cpp',
-  'SPY.cpp',
-  'Error.cpp',
-  'SectionHeader.cpp',
-  'GOTEntry.cpp',
-  'Fail.cpp',
-  'MFile.cpp',
+    'Call.cpp',
+    'Report.cpp',
+    'ELFInfo.cpp',
+    'SPY.cpp',
+    'Error.cpp',
+    'SectionHeader.cpp',
+    'GOTEntry.cpp',
+    'Fail.cpp',
+    'MFile.cpp',
+]
+
+headers = [
+    './Capture.h',
+    './HookImpl.h',
+    './Thunk.h',
+    './MFile.h',
+    './Lambda.h',
+    './Method.h',
+    './Profiler.h',
+    './GOTEntry.h',
+    './MethodInfo.h',
+    './Section.h',
+    './ELFObject.h',
+    './Call.h',
+    './SectionHeader.h',
+    './Variadic.h',
+    './MethodPointer.h',
+    './Fail.h',
+    './Result.h',
+    './ThunkHandle.h',
+    './Report.h',
+    './SPY.h',
+    './Fake.h',
+    './Error.h',
+    './Hook.h',
+    './ELFInfo.h',
+    './Function.h',
+    './HookBase.h',
+    './Arg.h',
 ]
 
 elfspylib = library('elfspy',
@@ -18,4 +48,5 @@ elfspylib = library('elfspy',
     install : true,
     include_directories: ['..', '.'],
 )
+install_headers(headers, subdir: 'elfspy')
 pkg.generate(elfspylib)