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-rw-r--r--meson.build123
1 files changed, 116 insertions, 7 deletions
diff --git a/meson.build b/meson.build
index 0f0cc21d16..20f6ad774a 100644
--- a/meson.build
+++ b/meson.build
@@ -10,6 +10,7 @@ else
   keyval = import('unstable-keyval')
 endif
 ss = import('sourceset')
+fs = import('fs')
 
 sh = find_program('sh')
 cc = meson.get_compiler('c')
@@ -495,11 +496,6 @@ if 'CONFIG_USB_LIBUSB' in config_host
   libusb = declare_dependency(compile_args: config_host['LIBUSB_CFLAGS'].split(),
                               link_args: config_host['LIBUSB_LIBS'].split())
 endif
-capstone = not_found
-if 'CONFIG_CAPSTONE' in config_host
-  capstone = declare_dependency(compile_args: config_host['CAPSTONE_CFLAGS'].split(),
-                                link_args: config_host['CAPSTONE_LIBS'].split())
-endif
 libpmem = not_found
 if 'CONFIG_LIBPMEM' in config_host
   libpmem = declare_dependency(compile_args: config_host['LIBPMEM_CFLAGS'].split(),
@@ -581,7 +577,6 @@ foreach k, v: config_host
     config_host_data.set(k, v == 'y' ? 1 : v)
   endif
 endforeach
-genh += configure_file(output: 'config-host.h', configuration: config_host_data)
 
 minikconf = find_program('scripts/minikconf.py')
 config_all = {}
@@ -736,6 +731,119 @@ config_all += {
   'CONFIG_ALL': true,
 }
 
+# Submodules
+
+capstone = not_found
+capstone_opt = get_option('capstone')
+if capstone_opt in ['enabled', 'auto', 'system']
+  have_internal = fs.exists(meson.current_source_dir() / 'capstone/Makefile')
+  capstone = dependency('capstone', version: '>=4.0',
+                        static: enable_static, method: 'pkg-config',
+                        required: capstone_opt == 'system' or
+                                  capstone_opt == 'enabled' and not have_internal)
+  if capstone.found()
+    capstone_opt = 'system'
+  elif have_internal
+    capstone_opt = 'internal'
+  else
+    capstone_opt = 'disabled'
+  endif
+endif
+if capstone_opt == 'internal'
+  capstone_data = configuration_data()
+  capstone_data.set('CAPSTONE_USE_SYS_DYN_MEM', '1')
+
+  capstone_files = files(
+    'capstone/cs.c',
+    'capstone/MCInst.c',
+    'capstone/MCInstrDesc.c',
+    'capstone/MCRegisterInfo.c',
+    'capstone/SStream.c',
+    'capstone/utils.c'
+  )
+
+  if 'CONFIG_ARM_DIS' in config_all_disas
+    capstone_data.set('CAPSTONE_HAS_ARM', '1')
+    capstone_files += files(
+      'capstone/arch/ARM/ARMDisassembler.c',
+      'capstone/arch/ARM/ARMInstPrinter.c',
+      'capstone/arch/ARM/ARMMapping.c',
+      'capstone/arch/ARM/ARMModule.c'
+    )
+  endif
+
+  # FIXME: This config entry currently depends on a c++ compiler.
+  # Which is needed for building libvixl, but not for capstone.
+  if 'CONFIG_ARM_A64_DIS' in config_all_disas
+    capstone_data.set('CAPSTONE_HAS_ARM64', '1')
+    capstone_files += files(
+      'capstone/arch/AArch64/AArch64BaseInfo.c',
+      'capstone/arch/AArch64/AArch64Disassembler.c',
+      'capstone/arch/AArch64/AArch64InstPrinter.c',
+      'capstone/arch/AArch64/AArch64Mapping.c',
+      'capstone/arch/AArch64/AArch64Module.c'
+    )
+  endif
+
+  if 'CONFIG_PPC_DIS' in config_all_disas
+    capstone_data.set('CAPSTONE_HAS_POWERPC', '1')
+    capstone_files += files(
+      'capstone/arch/PowerPC/PPCDisassembler.c',
+      'capstone/arch/PowerPC/PPCInstPrinter.c',
+      'capstone/arch/PowerPC/PPCMapping.c',
+      'capstone/arch/PowerPC/PPCModule.c'
+    )
+  endif
+
+  if 'CONFIG_S390_DIS' in config_all_disas
+    capstone_data.set('CAPSTONE_HAS_SYSZ', '1')
+    capstone_files += files(
+      'capstone/arch/SystemZ/SystemZDisassembler.c',
+      'capstone/arch/SystemZ/SystemZInstPrinter.c',
+      'capstone/arch/SystemZ/SystemZMapping.c',
+      'capstone/arch/SystemZ/SystemZModule.c',
+      'capstone/arch/SystemZ/SystemZMCTargetDesc.c'
+    )
+  endif
+
+  if 'CONFIG_I386_DIS' in config_all_disas
+    capstone_data.set('CAPSTONE_HAS_X86', 1)
+    capstone_files += files(
+      'capstone/arch/X86/X86Disassembler.c',
+      'capstone/arch/X86/X86DisassemblerDecoder.c',
+      'capstone/arch/X86/X86ATTInstPrinter.c',
+      'capstone/arch/X86/X86IntelInstPrinter.c',
+      'capstone/arch/X86/X86InstPrinterCommon.c',
+      'capstone/arch/X86/X86Mapping.c',
+      'capstone/arch/X86/X86Module.c'
+    )
+  endif
+
+  configure_file(output: 'capstone-defs.h', configuration: capstone_data)
+
+  capstone_cargs = [
+    # FIXME: There does not seem to be a way to completely replace the c_args
+    # that come from add_project_arguments() -- we can only add to them.
+    # So: disable all warnings with a big hammer.
+    '-Wno-error', '-w',
+
+    # Include all configuration defines via a header file, which will wind up
+    # as a dependency on the object file, and thus changes here will result
+    # in a rebuild.
+    '-include', 'capstone-defs.h'
+  ]
+
+  libcapstone = static_library('capstone',
+                               sources: capstone_files,
+                               c_args: capstone_cargs,
+                               include_directories: 'capstone/include')
+  capstone = declare_dependency(link_with: libcapstone,
+                                include_directories: 'capstone/include/capstone')
+endif
+config_host_data.set('CONFIG_CAPSTONE', capstone.found())
+
+genh += configure_file(output: 'config-host.h', configuration: config_host_data)
+
 # Generators
 
 hxtool = find_program('scripts/hxtool')
@@ -1007,6 +1115,7 @@ common_ss.add(files('cpus-common.c'))
 
 subdir('softmmu')
 
+common_ss.add(capstone)
 specific_ss.add(files('disas.c', 'exec.c', 'gdbstub.c'), capstone, libpmem, libdaxctl)
 specific_ss.add(files('exec-vary.c'))
 specific_ss.add(when: 'CONFIG_TCG', if_true: files(
@@ -1566,7 +1675,7 @@ summary_info += {'vvfat support':     config_host.has_key('CONFIG_VVFAT')}
 summary_info += {'qed support':       config_host.has_key('CONFIG_QED')}
 summary_info += {'parallels support': config_host.has_key('CONFIG_PARALLELS')}
 summary_info += {'sheepdog support':  config_host.has_key('CONFIG_SHEEPDOG')}
-summary_info += {'capstone':          config_host.has_key('CONFIG_CAPSTONE')}
+summary_info += {'capstone':          capstone_opt == 'disabled' ? false : capstone_opt}
 summary_info += {'libpmem support':   config_host.has_key('CONFIG_LIBPMEM')}
 summary_info += {'libdaxctl support': config_host.has_key('CONFIG_LIBDAXCTL')}
 summary_info += {'libudev':           libudev.found()}