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| author | Max Kellermann <max@duempel.org> | 2009-10-08 15:22:39 +0200 |
|---|---|---|
| committer | Max Kellermann <max@duempel.org> | 2009-10-08 15:22:39 +0200 |
| commit | ecb118f1edab572a904890eddafd3b11c0a79a79 (patch) | |
| tree | 4e273cd64778fcff80250b3b33ffb050a257c981 /src/output_state.h | |
| parent | 1e663b186998ffdeef9b3b9775558e9378bad342 (diff) | |
| download | mpd-ecb118f1edab572a904890eddafd3b11c0a79a79.tar.gz mpd-ecb118f1edab572a904890eddafd3b11c0a79a79.tar.xz mpd-ecb118f1edab572a904890eddafd3b11c0a79a79.zip | |
state_file: save only if something has changed
If nothing has changed since the last save, don't save the state
file. Saving will spin up the hard drive, which is undesirable on
hosts where MPD is idling in background.
Diffstat (limited to 'src/output_state.h')
| -rw-r--r-- | src/output_state.h | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/src/output_state.h b/src/output_state.h index 1efae94a1..3b865f5fe 100644 --- a/src/output_state.h +++ b/src/output_state.h @@ -34,4 +34,12 @@ audio_output_state_read(const char *line); void audio_output_state_save(FILE *fp); +/** + * Generates a version number for the current state of the audio + * outputs. This is used by timer_save_state_file() to determine + * whether the state has changed and the state file should be saved. + */ +unsigned +audio_output_state_get_version(void); + #endif |