Takashi Iwai
bed9c86d2d
- backport upstream fixes: * Add support for Echo3G devices * Blacklist iec958 for some USB devices * Remove redundant CHECK_ENUM() from snd_mixer_selem_is_enum*() * Document fixes / updates * Add ability to specify TLV data to external control plugins * Fix invalid long long format specifier * Fix missing break in PCM non-interleaved mmap handling * improve robustness of TLV raw value ranges OBS-URL: https://build.opensuse.org/request/show/122709 OBS-URL: https://build.opensuse.org/package/show/multimedia:libs/alsa?expand=0&rev=101
39 lines
1.6 KiB
Diff
39 lines
1.6 KiB
Diff
From 193724743965d4548d632ebfde15c0c5d3c44e9d Mon Sep 17 00:00:00 2001
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From: Henning Thielemann <alsa@henning-thielemann.de>
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Date: Wed, 14 Mar 2012 18:45:02 +0100
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Subject: [PATCH 05/14] seqmid - more descriptions on snd_seq_parse_address()
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behavior
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Signed-off-by: Takashi Iwai <tiwai@suse.de>
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---
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src/seq/seqmid.c | 11 ++++++++++-
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1 file changed, 10 insertions(+), 1 deletion(-)
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diff --git a/src/seq/seqmid.c b/src/seq/seqmid.c
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index 894c3a2..2ff7e8d 100644
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--- a/src/seq/seqmid.c
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+++ b/src/seq/seqmid.c
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@@ -378,9 +378,18 @@ int snd_seq_sync_output_queue(snd_seq_t *seq)
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* \return 0 on success or negative error code
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*
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* This function parses the sequencer client and port numbers from the given string.
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- * The client and port tokes are separated by either colon or period, e.g. 128:1.
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+ * The client and port tokens are separated by either colon or period, e.g. 128:1.
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* When \a seq is not NULL, the function accepts also a client name not only
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* digit numbers.
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+ * Actually \a arg need to be only a prefix of the wanted client.
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+ * That is, if a client named "Foobar XXL Master 2012" with number 128 is available,
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+ * then parsing "Foobar" will return the address 128:0.
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+ * However parsing is biased towards small client numbers,
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+ * thus if also a client named "Foobar" with number 129 exists,
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+ * then parsing will still yield address 128:0 and not 129:0.
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+ * If you want be able to access all clients by prefixes
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+ * then you must write your own parser that checks for matching client names
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+ * in the order of increasing name lengths.
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*/
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int snd_seq_parse_address(snd_seq_t *seq, snd_seq_addr_t *addr, const char *arg)
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{
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--
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1.7.9.2
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