File plymouth-log-on-default.patch of Package plymouth

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File plymouth-log-on-default.patch of Package plymouth (Revision 0c7832be80b41c9dd55b28236cbc8f4b)

Currently displaying revision 0c7832be80b41c9dd55b28236cbc8f4b , Show latest

diff -Nura plymouth-0.9.5~git20220412.e960111/src/libply/ply-buffer.c plymouth-0.9.5~git20220412.e960111_new/src/libply/ply-buffer.c
--- plymouth-0.9.5~git20220412.e960111/src/libply/ply-buffer.c	2022-04-15 16:39:24.000000000 +0800
+++ plymouth-0.9.5~git20220412.e960111_new/src/libply/ply-buffer.c	2022-05-07 12:10:27.891589631 +0800
@@ -46,6 +46,10 @@
 #define PLY_BUFFER_MAX_BUFFER_CAPACITY (255 * 4096)
 #endif
 
+#ifndef PLY_BUFFER_MAX_LOG_BUFFER_CAPACITY
+#define PLY_BUFFER_MAX_LOG_BUFFER_CAPACITY (1024 * 4096)
+#endif
+
 struct _ply_buffer
 {
         char  *data;
@@ -67,6 +71,20 @@
         return true;
 }
 
+static bool
+ply_buffer_increase_log_capacity (ply_buffer_t *buffer)
+{
+        assert (buffer != NULL);
+
+        if ((buffer->capacity * 2) > PLY_BUFFER_MAX_LOG_BUFFER_CAPACITY)
+                return false;
+
+        buffer->capacity *= 2;
+
+        buffer->data = realloc (buffer->data, buffer->capacity);
+        return true;
+}
+
 void
 ply_buffer_remove_bytes (ply_buffer_t *buffer,
                          size_t        bytes_to_remove)
@@ -195,6 +213,36 @@
                         ply_buffer_remove_bytes (buffer, length);
         }
 
+        assert (buffer->size + length < buffer->capacity);
+
+        memcpy (buffer->data + buffer->size,
+                bytes, length);
+
+        buffer->size += length;
+        buffer->data[buffer->size] = '\0';
+}
+
+void
+ply_buffer_append_log_bytes (ply_buffer_t *buffer,
+                             const void   *bytes_in,
+                             size_t        length)
+{
+        assert (buffer != NULL);
+        assert (bytes_in != NULL);
+        assert (length != 0);
+
+        const uint8_t *bytes = bytes_in;
+
+        if (length > PLY_BUFFER_MAX_BUFFER_CAPACITY) {
+                bytes += length - (PLY_BUFFER_MAX_BUFFER_CAPACITY - 1);
+                length = (PLY_BUFFER_MAX_BUFFER_CAPACITY - 1);
+        }
+
+        while ((buffer->size + length) >= buffer->capacity) {
+                if (!ply_buffer_increase_log_capacity (buffer))
+                        ply_buffer_remove_bytes (buffer, length);
+        }
+
         assert (buffer->size + length < buffer->capacity);
 
         memcpy (buffer->data + buffer->size,
diff -Nura plymouth-0.9.5~git20220412.e960111/src/libply/ply-buffer.h plymouth-0.9.5~git20220412.e960111_new/src/libply/ply-buffer.h
--- plymouth-0.9.5~git20220412.e960111/src/libply/ply-buffer.h	2022-04-15 16:39:24.000000000 +0800
+++ plymouth-0.9.5~git20220412.e960111_new/src/libply/ply-buffer.h	2022-05-07 12:10:27.892589638 +0800
@@ -34,7 +34,10 @@
 void ply_buffer_append_bytes (ply_buffer_t *buffer,
                               const void   *bytes,
                               size_t        number_of_bytes);
-
+void ply_buffer_append_log_bytes (ply_buffer_t *buffer,
+                                  const void   *bytes,
+                                  size_t        length);
+    
 void ply_buffer_append_from_fd (ply_buffer_t *buffer,
                                 int           fd);
 #define ply_buffer_append(buffer, format, args ...)                             \
diff -Nura plymouth-0.9.5~git20220412.e960111/src/main.c plymouth-0.9.5~git20220412.e960111_new/src/main.c
--- plymouth-0.9.5~git20220412.e960111/src/main.c	2022-04-15 16:39:24.000000000 +0800
+++ plymouth-0.9.5~git20220412.e960111_new/src/main.c	2022-05-07 12:10:27.892589638 +0800
@@ -1225,8 +1225,7 @@
         }
 
         /* do not let any tty opened where we could write after deactivate */
-        if (ply_kernel_command_line_has_argument ("plymouth.debug"))
-                ply_logger_close_file (ply_logger_get_error_default ());
+        ply_logger_close_file (ply_logger_get_error_default ());
 
 }
 
@@ -1854,71 +1853,39 @@
 }
 
 static void
-check_verbosity (state_t *state)
+initialize_debug (state_t *state)
 {
-        char *stream;
 
-        ply_trace ("checking if tracing should be enabled");
+        if (!ply_is_tracing ())
+               ply_toggle_tracing ();
 
-        if (!debug_buffer_path)
-                debug_buffer_path = ply_kernel_command_line_get_key_value ("plymouth.debug=file:");
-
-        stream = ply_kernel_command_line_get_key_value ("plymouth.debug=stream:");
-        if (stream != NULL || debug_buffer_path != NULL ||
-            ply_kernel_command_line_has_argument ("plymouth.debug")) {
-                int fd;
-
-                ply_trace ("tracing should be enabled!");
-                if (!ply_is_tracing ())
-                        ply_toggle_tracing ();
-
-                if (debug_buffer == NULL)
-                        debug_buffer = ply_buffer_new ();
-
-                if (stream != NULL) {
-                        ply_trace ("streaming debug output to %s instead of screen", stream);
-                        fd = open (stream, O_RDWR | O_NOCTTY | O_CREAT, 0600);
-
-                        if (fd < 0)
-                                ply_trace ("could not stream output to %s: %m", stream);
-                        else
-                                ply_logger_set_output_fd (ply_logger_get_error_default (), fd);
-                        free (stream);
-                } else {
-                        const char *device;
-                        char *file;
-
-                        device = state->default_tty;
+        if (debug_buffer == NULL)
+               debug_buffer = ply_buffer_new ();
 
-                        ply_trace ("redirecting debug output to %s", device);
-
-                        if (strncmp (device, "/dev/", strlen ("/dev/")) == 0)
-                                file = strdup (device);
-                        else
-                                asprintf (&file, "/dev/%s", device);
-
-                        fd = open (file, O_RDWR | O_APPEND);
+        char *stream = ply_kernel_command_line_get_key_value ("plymouth.debug=stream:");
+        if (stream != NULL) 
+        {
+               int fd = open (stream, O_RDWR | O_NOCTTY | O_CREAT, 0600);
+               if (fd < 0)
+                        ply_trace ("could not stream output to %s: %m", stream);
+               else
+                        ply_logger_set_output_fd (ply_logger_get_error_default (), fd);
+               free (stream);
+        } 
 
-                        if (fd < 0)
-                                ply_trace ("could not redirected debug output to %s: %m", device);
-                        else
-                                ply_logger_set_output_fd (ply_logger_get_error_default (), fd);
+        if (!debug_buffer_path)
+                debug_buffer_path = ply_kernel_command_line_get_key_value ("plymouth.debug=file:");
 
-                        free (file);
-                }
-        } else {
-                ply_trace ("tracing shouldn't be enabled!");
+        if (debug_buffer_path == NULL)
+        {
+                if (state->mode == PLY_BOOT_SPLASH_MODE_SHUTDOWN || state->mode == PLY_BOOT_SPLASH_MODE_REBOOT)
+                        debug_buffer_path = strdup (PLYMOUTH_LOG_DIRECTORY "/plymouth-shutdown-debug.log");
+                else
+                        debug_buffer_path = strdup (PLYMOUTH_LOG_DIRECTORY "/plymouth-debug.log");
         }
 
-        if (debug_buffer != NULL) {
-                if (debug_buffer_path == NULL) {
-                        if (state->mode == PLY_BOOT_SPLASH_MODE_SHUTDOWN ||
-                            state->mode == PLY_BOOT_SPLASH_MODE_REBOOT)
-                                debug_buffer_path = strdup (PLYMOUTH_LOG_DIRECTORY "/plymouth-shutdown-debug.log");
-                        else
-                                debug_buffer_path = strdup (PLYMOUTH_LOG_DIRECTORY "/plymouth-debug.log");
-                }
-
+        if (debug_buffer != NULL) 
+        {
                 ply_logger_add_filter (ply_logger_get_error_default (),
                                        (ply_logger_filter_handler_t)
                                        on_error_message,
@@ -2007,7 +1974,7 @@
                 }
         }
 
-        check_verbosity (state);
+        initialize_debug (state);
         check_logging (state);
 
         ply_trace ("source built on %s", __DATE__);
@@ -2033,7 +2000,7 @@
                   const void   *bytes,
                   size_t        number_of_bytes)
 {
-        ply_buffer_append_bytes (debug_buffer, bytes, number_of_bytes);
+        ply_buffer_append_log_bytes (debug_buffer, bytes, number_of_bytes);
 }
 
 static void
@@ -2156,7 +2123,7 @@
         bool should_help = false;
         bool no_boot_log = false;
         bool no_daemon = false;
-        bool debug = false;
+        bool debug = true;
         bool ignore_serial_consoles = false;
         bool attach_to_session;
         ply_daemon_handle_t *daemon_handle = NULL;

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File plymouth-log-on-default.patch of Package plymouth (Revision 0c7832be80b41c9dd55b28236cbc8f4b)

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