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author | Max Kellermann <max@duempel.org> | 2014-12-06 00:10:34 +0100 |
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committer | Max Kellermann <max@duempel.org> | 2014-12-06 00:10:34 +0100 |
commit | 1a8c3271da3e80d28d892f6c92f647df2534c0b6 (patch) | |
tree | 07deace41b7570ac1694252b5280521c9d7ff17a | |
parent | bd49e8e76f2e6ea0ef586512a69e354de1be6017 (diff) | |
download | mpd-1a8c3271da3e80d28d892f6c92f647df2534c0b6.tar.gz mpd-1a8c3271da3e80d28d892f6c92f647df2534c0b6.tar.xz mpd-1a8c3271da3e80d28d892f6c92f647df2534c0b6.zip |
AllCommands: make variables more local
Diffstat (limited to '')
-rw-r--r-- | src/command/AllCommands.cxx | 29 |
1 files changed, 13 insertions, 16 deletions
diff --git a/src/command/AllCommands.cxx b/src/command/AllCommands.cxx index e8ec590c8..d79f1e6f9 100644 --- a/src/command/AllCommands.cxx +++ b/src/command/AllCommands.cxx @@ -229,10 +229,9 @@ handle_commands(Client &client, gcc_unused unsigned argc, gcc_unused char *argv[]) { const unsigned permission = client.GetPermission(); - const struct command *cmd; for (unsigned i = 0; i < num_commands; ++i) { - cmd = &commands[i]; + const struct command *cmd = &commands[i]; if (cmd->permission == (permission & cmd->permission) && command_available(client.partition, cmd)) @@ -247,10 +246,9 @@ handle_not_commands(Client &client, gcc_unused unsigned argc, gcc_unused char *argv[]) { const unsigned permission = client.GetPermission(); - const struct command *cmd; for (unsigned i = 0; i < num_commands; ++i) { - cmd = &commands[i]; + const struct command *cmd = &commands[i]; if (cmd->permission != (permission & cmd->permission)) client_printf(client, "command: %s\n", cmd->cmd); @@ -276,13 +274,12 @@ static const struct command * command_lookup(const char *name) { unsigned a = 0, b = num_commands, i; - int cmp; /* binary search */ do { i = (a + b) / 2; - cmp = strcmp(name, commands[i].cmd); + const auto cmp = strcmp(name, commands[i].cmd); if (cmp == 0) return &commands[i]; else if (cmp < 0) @@ -332,14 +329,12 @@ static const struct command * command_checked_lookup(Client &client, unsigned permission, unsigned argc, char *argv[]) { - const struct command *cmd; - current_command = ""; if (argc == 0) return nullptr; - cmd = command_lookup(argv[0]); + const struct command *cmd = command_lookup(argv[0]); if (cmd == nullptr) { command_error(client, ACK_ERROR_UNKNOWN, "unknown command \"%s\"", argv[0]); @@ -358,15 +353,14 @@ CommandResult command_process(Client &client, unsigned num, char *line) { Error error; - char *argv[COMMAND_ARGV_MAX] = { nullptr }; - const struct command *cmd; - CommandResult ret = CommandResult::ERROR; command_list_num = num; /* get the command name (first word on the line) */ Tokenizer tokenizer(line); + + char *argv[COMMAND_ARGV_MAX] = { nullptr }; argv[0] = tokenizer.NextWord(error); if (argv[0] == nullptr) { current_command = ""; @@ -412,10 +406,13 @@ command_process(Client &client, unsigned num, char *line) /* look up and invoke the command handler */ - cmd = command_checked_lookup(client, client.GetPermission(), - argc, argv); - if (cmd) - ret = cmd->handler(client, argc, argv); + const struct command *cmd = + command_checked_lookup(client, client.GetPermission(), + argc, argv); + + CommandResult ret = cmd + ? cmd->handler(client, argc, argv) + : CommandResult::ERROR; current_command = nullptr; command_list_num = 0; |