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profiler: Support setting output filename

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So we can have some control over where the file will
be saved.

https://gitlab.gnome.org/GNOME/mutter/merge_requests/197
This commit is contained in:
Georges Basile Stavracas Neto 2019-04-12 15:34:56 -03:00
parent 53748e3da7
commit e741cab3f4
No known key found for this signature in database
GPG Key ID: 886C17EE170D1385
2 changed files with 76 additions and 20 deletions
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83
cogl/cogl/cogl-trace.c
View File

@ -30,6 +30,22 @@
#define COGL_TRACE_OUTPUT_FILE "cogl-trace-sp-capture.syscap"
#define BUFFER_LENGTH (4096 * 4)
typedef struct
{
int fd;
char *filename;
} TraceData;
static void
trace_data_free (gpointer user_data)
{
TraceData *data = user_data;
data->fd = -1;
g_clear_pointer (&data->filename, g_free);
g_free (data);
}
static void cogl_trace_thread_context_free (gpointer data);
GPrivate cogl_trace_thread_data = G_PRIVATE_INIT (cogl_trace_thread_context_free);
@ -37,21 +53,26 @@ CoglTraceContext *cogl_trace_context;
GMutex cogl_trace_mutex;
static CoglTraceContext *
cogl_trace_context_new (int fd)
cogl_trace_context_new (int fd,
const char *filename)
{
CoglTraceContext *context;
SysprofCaptureWriter *writer;
g_debug ("Initializing trace context with fd=%d", fd);
if (fd == -1)
if (fd != -1)
{
writer = sysprof_capture_writer_new (COGL_TRACE_OUTPUT_FILE,
BUFFER_LENGTH);
g_debug ("Initializing trace context with fd=%d", fd);
writer = sysprof_capture_writer_new_from_fd (fd, BUFFER_LENGTH);
}
else if (filename != NULL)
{
g_debug ("Initializing trace context with filename='%s'", filename);
writer = sysprof_capture_writer_new (filename, BUFFER_LENGTH);
}
else
{
writer = sysprof_capture_writer_new_from_fd (fd, BUFFER_LENGTH);
g_debug ("Initializing trace context with default dilename");
writer = sysprof_capture_writer_new (COGL_TRACE_OUTPUT_FILE, BUFFER_LENGTH);
}
context = g_new0 (CoglTraceContext, 1);
@ -67,11 +88,11 @@ cogl_trace_context_free (CoglTraceContext *trace_context)
}
static void
ensure_trace_context (int fd)
ensure_trace_context (TraceData *data)
{
g_mutex_lock (&cogl_trace_mutex);
if (!cogl_trace_context)
cogl_trace_context = cogl_trace_context_new (fd);
cogl_trace_context = cogl_trace_context_new (data->fd, data->filename);
g_mutex_unlock (&cogl_trace_mutex);
}
@ -96,9 +117,9 @@ enable_tracing_idle_callback (gpointer user_data)
{
CoglTraceThreadContext *thread_context =
g_private_get (&cogl_trace_thread_data);
int fd = GPOINTER_TO_INT (user_data);
TraceData *data = user_data;
ensure_trace_context (fd);
ensure_trace_context (data);
if (thread_context)
{
@ -150,20 +171,43 @@ disable_tracing_idle_callback (gpointer user_data)
return G_SOURCE_REMOVE;
}
void
cogl_set_tracing_enabled_on_thread (GMainContext *main_context,
int fd)
static void
set_tracing_enabled_on_thread (GMainContext *main_context,
int fd,
const char *filename)
{
TraceData *data;
GSource *source;
data = g_new0 (TraceData, 1);
data->fd = fd;
data->filename = filename ? strdup (filename) : NULL;
source = g_idle_source_new ();
g_source_set_callback (source, enable_tracing_idle_callback, GINT_TO_POINTER (fd), NULL);
g_source_set_callback (source,
enable_tracing_idle_callback,
data,
trace_data_free);
g_source_attach (source, main_context);
g_source_unref (source);
}
void
cogl_set_tracing_enabled_on_thread_with_fd (GMainContext *main_context,
int fd)
{
set_tracing_enabled_on_thread (main_context, fd, NULL);
}
void
cogl_set_tracing_enabled_on_thread (GMainContext *main_context,
const char *filename)
{
set_tracing_enabled_on_thread (main_context, -1, filename);
}
void
cogl_set_tracing_disabled_on_thread (GMainContext *main_context)
{
@ -183,12 +227,19 @@ cogl_set_tracing_disabled_on_thread (GMainContext *main_context)
#include <stdio.h>
void
cogl_set_tracing_enabled_on_thread (void *data,
cogl_set_tracing_enabled_on_thread_with_fd (void *data,
int fd)
{
fprintf (stderr, "Tracing not enabled");
}
void
cogl_set_tracing_enabled_on_thread (void *data,
const char *filename)
{
fprintf (stderr, "Tracing not enabled");
}
void
cogl_set_tracing_disabled_on_thread (void *data)
{

11
cogl/cogl/cogl-trace.h
View File

@ -51,9 +51,12 @@ extern GPrivate cogl_trace_thread_data;
extern CoglTraceContext *cogl_trace_context;
extern GMutex cogl_trace_mutex;
void cogl_set_tracing_enabled_on_thread (GMainContext *main_context,
void cogl_set_tracing_enabled_on_thread_with_fd (GMainContext *main_context,
int fd);
void cogl_set_tracing_enabled_on_thread (GMainContext *main_context,
const char *filename);
void cogl_set_tracing_disabled_on_thread (GMainContext *main_context);
static inline void
@ -129,8 +132,10 @@ cogl_auto_trace_end_helper (CoglTraceHead **head)
#define COGL_TRACE_END(Name) (void) 0
#define COGL_TRACE_BEGIN_SCOPED(Name) (void) 0
void cogl_set_tracing_enabled_on_thread (void *data, int fd);
void cogl_set_tracing_enabled_on_thread_with_fd (void *data,
int fd);
void cogl_set_tracing_enabled_on_thread (void *data,
const char *filename);
void cogl_set_tracing_disabled_on_thread (void *data);
#endif /* HAVE_TRACING */