[PATCH v4 09/13] trace/stap: build stap files for modules

[Gerd Hoffmann <kraxel@redhat.com>]

Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
---
 meson.build       | 32 ++++++++++++++++++++++++++++++++
 trace/meson.build |  5 +++--
 2 files changed, 35 insertions(+), 2 deletions(-)

diff --git a/meson.build b/meson.build
index 0e1c2f995d79..51fc261a22d3 100644
--- a/meson.build
+++ b/meson.build
@@ -2020,6 +2020,7 @@ foreach d, list : modules
       module_ss = module_ss.apply(config_all, strict: false)
       module_trace_cfg = module_trace.get(d + '-' + m, {})
       module_trace_src = module_trace_cfg.get('src', [])
+      module_trace_evt = module_trace_cfg.get('evt', '')
       sl = static_library(d + '-' + m, [genh, module_ss.sources(), module_trace_src],
                           dependencies: [modulecommon, module_ss.dependencies()], pic: true)
       if d == 'block'
@@ -2027,6 +2028,37 @@ foreach d, list : modules
       else
         softmmu_mods += sl
       endif
+      if 'CONFIG_TRACE_SYSTEMTAP' in config_host and module_trace_evt != ''
+        modname = d + '-' + m
+	modlib = modname + '.so'
+        foreach stp: [
+          {'ext': '.stp-build', 'fmt': 'stap', 'bin': meson.current_build_dir() / modlib, 'install': false},
+          {'ext': '.stp', 'fmt': 'stap', 'bin': get_option('prefix') / qemu_moddir / modlib, 'install': true},
+          {'ext': '-simpletrace.stp', 'fmt': 'simpletrace-stap', 'bin': '', 'install': true},
+          {'ext': '-log.stp', 'fmt': 'log-stap', 'bin': '', 'install': true},
+        ]
+          foreach target : target_dirs
+            config_target = config_target_mak[target]
+            target_name = config_target['TARGET_NAME']
+            if target.endswith('-softmmu')
+              custom_target(modname + '-' + target_name + stp['ext'],
+                            input: module_trace_evt,
+                            output: modname + '-' + target_name + stp['ext'],
+                            install: stp['install'],
+                            install_dir: get_option('datadir') / 'systemtap/tapset',
+                            command: [
+                              tracetool, '--group=all', '--format=' + stp['fmt'],
+                              '--binary=' + stp['bin'],
+                              '--target-name=' + target_name,
+                              '--target-type=system',
+                              '--probe-prefix=qemu.system.' + target_name,
+                              '@INPUT@', '@OUTPUT@'
+                            ],
+                            depend_files: tracetool_depends)
+            endif
+          endforeach
+        endforeach
+      endif
     else
       if d == 'block'
         block_ss.add_all(module_ss)
diff --git a/trace/meson.build b/trace/meson.build
index 834ebaa7cc5f..82332a4a772b 100644
--- a/trace/meson.build
+++ b/trace/meson.build
@@ -16,7 +16,6 @@ endforeach
 
 foreach c : trace_events_config
   trace_events_file = c.get('file')
-  trace_events_files += [ trace_events_file ]
   module_name = c.get('module', '')
   group_name = c.get('group', module_name.underscorify())
   group = '--group=' + group_name
@@ -66,9 +65,11 @@ foreach c : trace_events_config
     genh += trace_dtrace_h
   endif
   if enable_modules and module_name != ''
-    module_trace += { module_name : { 'src' : module_trace_src } }
+    module_trace += { module_name : { 'src' : module_trace_src,
+                                      'evt' : trace_events_file } }
   else
     trace_ss.add(module_trace_src)
+    trace_events_files += [ trace_events_file ]
   endif
 endforeach
 
-- 
2.31.1