libsysprof-analyze: add document type for processes

Generally this is all the processes at startup, but can also be a process
that is executed while the capture is running. Useful to pair with an
Exit frame for pid/tid duration.

src/libsysprof-analyze/meson.build

@@ -4,6 +4,7 @@ libsysprof_analyze_public_sources = [
   'sysprof-document-log.c',
   'sysprof-document-mark.c',
   'sysprof-document-mmap.c',
+  'sysprof-document-process.c',
   'sysprof-document-sample.c',
 ]
 
@@ -14,6 +15,7 @@ libsysprof_analyze_public_headers = [
   'sysprof-document-log.h',
   'sysprof-document-mark.h',
   'sysprof-document-mmap.h',
+  'sysprof-document-process.h',
   'sysprof-document-sample.h',
 ]
 

src/libsysprof-analyze/sysprof-analyze.h

@@ -30,6 +30,7 @@ G_BEGIN_DECLS
 # include "sysprof-document-log.h"
 # include "sysprof-document-mark.h"
 # include "sysprof-document-mmap.h"
+# include "sysprof-document-process.h"
 # include "sysprof-document-sample.h"
 #undef SYSPROF_ANALYZE_INSIDE
 

src/libsysprof-analyze/sysprof-document-frame.c

@@ -24,6 +24,7 @@
 #include "sysprof-document-log.h"
 #include "sysprof-document-mark.h"
 #include "sysprof-document-mmap.h"
+#include "sysprof-document-process.h"
 #include "sysprof-document-sample.h"
 
 G_DEFINE_TYPE (SysprofDocumentFrame, sysprof_document_frame, G_TYPE_OBJECT)
@@ -133,6 +134,8 @@ _sysprof_document_frame_new (GMappedFile               *mapped_file,
     gtype = SYSPROF_TYPE_DOCUMENT_LOG;
   else if (frame->type == SYSPROF_CAPTURE_FRAME_MARK)
     gtype = SYSPROF_TYPE_DOCUMENT_MARK;
+  else if (frame->type == SYSPROF_CAPTURE_FRAME_PROCESS)
+    gtype = SYSPROF_TYPE_DOCUMENT_PROCESS;
 
   self = g_object_new (gtype, NULL);
   self->mapped_file = g_mapped_file_ref (mapped_file);

src/libsysprof-analyze/sysprof-document-process.c

@@ -0,0 +1,95 @@
+/* sysprof-document-process.c
+ *
+ * Copyright 2023 Christian Hergert <chergert@redhat.com>
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ * SPDX-License-Identifier: GPL-3.0-or-later
+ */
+
+#include "config.h"
+
+#include "sysprof-document-frame-private.h"
+#include "sysprof-document-process.h"
+
+struct _SysprofDocumentProcess
+{
+  SysprofDocumentFrame parent_instance;
+};
+
+struct _SysprofDocumentProcessClass
+{
+  SysprofDocumentFrameClass parent_class;
+};
+
+enum {
+  PROP_0,
+  PROP_COMMAND_LINE,
+  N_PROPS
+};
+
+G_DEFINE_FINAL_TYPE (SysprofDocumentProcess, sysprof_document_process, SYSPROF_TYPE_DOCUMENT_FRAME)
+
+static GParamSpec *properties [N_PROPS];
+
+static void
+sysprof_document_process_get_property (GObject    *object,
+                                      guint       prop_id,
+                                      GValue     *value,
+                                      GParamSpec *pspec)
+{
+  SysprofDocumentProcess *self = SYSPROF_DOCUMENT_PROCESS (object);
+
+  switch (prop_id)
+    {
+    case PROP_COMMAND_LINE:
+      g_value_set_string (value, sysprof_document_process_get_command_line (self));
+      break;
+
+    default:
+      G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
+    }
+}
+
+static void
+sysprof_document_process_class_init (SysprofDocumentProcessClass *klass)
+{
+  GObjectClass *object_class = G_OBJECT_CLASS (klass);
+
+  object_class->get_property = sysprof_document_process_get_property;
+
+  properties [PROP_COMMAND_LINE] =
+    g_param_spec_string ("command-line", NULL, NULL,
+                         NULL,
+                         (G_PARAM_READABLE | G_PARAM_STATIC_STRINGS));
+
+  g_object_class_install_properties (object_class, N_PROPS, properties);
+}
+
+static void
+sysprof_document_process_init (SysprofDocumentProcess *self)
+{
+}
+
+const char *
+sysprof_document_process_get_command_line (SysprofDocumentProcess *self)
+{
+  const SysprofCaptureProcess *proc;
+
+  g_return_val_if_fail (SYSPROF_IS_DOCUMENT_PROCESS (self), 0);
+
+  proc = SYSPROF_DOCUMENT_FRAME_GET (self, SysprofCaptureProcess);
+
+  return SYSPROF_DOCUMENT_FRAME_CSTRING (self, proc->cmdline);
+}

src/libsysprof-analyze/sysprof-document-process.h

@@ -0,0 +1,41 @@
+/* sysprof-document-process.h
+ *
+ * Copyright 2023 Christian Hergert <chergert@redhat.com>
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ * SPDX-License-Identifier: GPL-3.0-or-later
+ */
+
+#pragma once
+
+#include "sysprof-document-frame.h"
+
+G_BEGIN_DECLS
+
+#define SYSPROF_TYPE_DOCUMENT_PROCESS         (sysprof_document_process_get_type())
+#define SYSPROF_IS_DOCUMENT_PROCESS(obj)      G_TYPE_CHECK_INSTANCE_TYPE(obj, SYSPROF_TYPE_DOCUMENT_PROCESS)
+#define SYSPROF_DOCUMENT_PROCESS(obj)         G_TYPE_CHECK_INSTANCE_CAST(obj, SYSPROF_TYPE_DOCUMENT_PROCESS, SysprofDocumentProcess)
+#define SYSPROF_DOCUMENT_PROCESS_CLASS(klass) G_TYPE_CHECK_CLASS_CAST(klass, SYSPROF_TYPE_DOCUMENT_PROCESS, SysprofDocumentProcessClass)
+
+typedef struct _SysprofDocumentProcess      SysprofDocumentProcess;
+typedef struct _SysprofDocumentProcessClass SysprofDocumentProcessClass;
+
+SYSPROF_AVAILABLE_IN_ALL
+GType       sysprof_document_process_get_type         (void) G_GNUC_CONST;
+SYSPROF_AVAILABLE_IN_ALL
+const char *sysprof_document_process_get_command_line (SysprofDocumentProcess *self);
+
+G_END_DECLS
+