oysteikt/mpd
0
0
Fork 0
Code Issues Pull Requests Releases Activity

CommandListBuilder: rename attributes

Browse Source
This commit is contained in:
Max Kellermann 2013-01-04 01:10:48 +01:00
parent fb337418a5
commit 77a99cc61d
2 changed files with 37 additions and 24 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

14
src/CommandListBuilder.cxx
View File

@ -25,23 +25,23 @@
void
CommandListBuilder::Reset()
{
for (GSList *tmp = cmd_list; tmp != NULL; tmp = g_slist_next(tmp))
for (GSList *tmp = list; tmp != NULL; tmp = g_slist_next(tmp))
g_free(tmp->data);
g_slist_free(cmd_list);
g_slist_free(list);
cmd_list = nullptr;
cmd_list_OK = -1;
list = nullptr;
mode = Mode::DISABLED;
}
bool
CommandListBuilder::Add(const char *cmd)
{
size_t len = strlen(cmd) + 1;
cmd_list_size += len;
if (cmd_list_size > client_max_command_list_size)
size += len;
if (size > client_max_command_list_size)
return false;
cmd_list = g_slist_prepend(cmd_list, g_strdup(cmd));
list = g_slist_prepend(list, g_strdup(cmd));
return true;
}

47
src/CommandListBuilder.hxx
View File

@ -24,24 +24,39 @@
#include <assert.h>
class CommandListBuilder {
/**
* for when in list mode
*/
GSList *cmd_list;
/**
* print OK after each command execution
*/
int cmd_list_OK;
enum class Mode {
/**
* Not active.
*/
DISABLED = -1,
/**
* Enabled in normal list mode.
*/
ENABLED = false,
/**
* Enabled in "list_OK" mode.
*/
OK = true,
} mode;
/**
* mem cmd_list consumes
* for when in list mode
*/
size_t cmd_list_size;
GSList *list;
/**
* Memory consumed by the list.
*/
size_t size;
public:
CommandListBuilder()
:cmd_list(nullptr), cmd_list_OK(-1), cmd_list_size(0) {}
:mode(Mode::DISABLED), list(nullptr), size(0) {}
~CommandListBuilder() {
Reset();
}
@ -50,9 +65,7 @@ public:
* Is a command list currently being built?
*/
bool IsActive() const {
assert(cmd_list_OK >= -1 && cmd_list_OK <= 1);
return cmd_list_OK >= 0;
return mode != Mode::DISABLED;
}
/**
@ -61,7 +74,7 @@ public:
bool IsOKMode() const {
assert(IsActive());
return (bool)cmd_list_OK;
return (bool)mode;
}
/**
@ -73,10 +86,10 @@ public:
* Begin building a command list.
*/
void Begin(bool ok) {
assert(cmd_list == nullptr);
assert(cmd_list_OK == -1);
assert(list == nullptr);
assert(mode == Mode::DISABLED);
cmd_list_OK = (int)ok;
mode = (Mode)ok;
}
/**
@ -93,7 +106,7 @@ public:
/* for scalability reasons, we have prepended each new
command; now we have to reverse it to restore the
correct order */
return cmd_list = g_slist_reverse(cmd_list);
return list = g_slist_reverse(list);
}
};