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quieten a compilation warning

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This commit is contained in:
Mike Brady
2019-06-03 10:03:54 +01:00
parent 9d96906402
commit 4bafe1c982
1 changed files with 3 additions and 1 deletions
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audio_alsa.c
+3 -1
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@@ -192,7 +192,9 @@ static void help(void) {
" -c mixer-control set the mixer control name, default is to use no mixer.\n"
" -m mixer-device set the mixer device, default is the output device.\n"
" -i mixer-index set the mixer index, default is 0.\n");
system("if [ -d /proc/asound ] ; then echo \" hardware output devices:\" ; ls -al /proc/asound/ 2>/dev/null | grep '\\->' | tr -s ' ' | cut -d ' ' -f 9 | while read line; do echo \" \\\"hw:$line\\\"\" ; done ; fi");
int r = system("if [ -d /proc/asound ] ; then echo \" hardware output devices:\" ; ls -al /proc/asound/ 2>/dev/null | grep '\\->' | tr -s ' ' | cut -d ' ' -f 9 | while read line; do echo \" \\\"hw:$line\\\"\" ; done ; fi");
if (r != 0)
debug(2, "error %d executing a script to list alsa hardware device names", r);
}
void set_alsa_out_dev(char *dev) { alsa_out_dev = dev; }