[Pkg-alsa-devel] Bug#438118: Bug#438118: alsa-utils: aplay non-blocking mode isn't working

[Anders Boström]

>>>>> "ER" == Elimar Riesebieter <riesebie at lxtec.de> writes:

 >> strace aplay -N :
 >> 
 >> ...
 >> open("/usr/lib/alsa-lib/libasound_module_rate_speexrate.so", O_RDONLY) = -1 ENOENT (No such file or directory)

 ER> This file is provided by
 ER> libasound2-plugins: /usr/lib/alsa-lib/libasound_module_rate_speexrate.so

 ER> Please install libasound2-plugins and try again.

Thanks for the suggestion.

Unfortunately, it didn't solve my problem, no sound when non-blocking
mode is used. New strace:

strace aplay -N :
...
open("/usr/lib/alsa-lib/libasound_module_rate_speexrate.so", O_RDONLY) = 5
read(5, "\177ELF\2\1\1\0\0\0\0\0\0\0\0\0\3\0>\0\1\0\0\0\20\22\0"..., 832) = 832
fstat(5, {st_mode=S_IFREG|0644, st_size=20848, ...}) = 0
mmap(NULL, 2116136, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_DENYWRITE, 5, 0) = 0x2b9f792fe000
mprotect(0x2b9f79302000, 2097152, PROT_NONE) = 0
mmap(0x2b9f79502000, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 5, 0x4000) = 0x2b9f79502000
close(5)                                = 0
ioctl(4, 0xc2604110, 0x7fff3269dec0)    = 0
ioctl(4, 0xc2604110, 0x7fff3269dec0)    = 0
ioctl(4, 0xc2604110, 0x7fff3269de00)    = 0
ioctl(4, 0xc2604110, 0x7fff3269de00)    = 0
ioctl(4, 0xc2604110, 0x7fff3269ddd0)    = 0
ioctl(4, 0xc2604110, 0x7fff3269ddc0)    = 0
ioctl(4, 0xc2604111, 0x7fff3269ddc0)    = 0
ioctl(4, 0xc0884113, 0x7fff3269dd10)    = 0
ioctl(4, 0x80184132, 0x7fff3269dc70)    = 0
mmap(NULL, 49152, PROT_READ|PROT_WRITE, MAP_SHARED, 4, 0) = 0x2b9f79503000
ioctl(4, 0xc0884113, 0x624e88)          = 0
ioctl(4, 0x4140, 0)                     = 0
ioctl(4, 0xc0884113, 0x624e88)          = 0
read(3, "\377eO\333\337\370\344}\335_\377\330^l\356\361`j\336_l"..., 1001) = 1001
read(3, "n{u^\342zl~e~_[\365_y\362_\363\350\337n[\347nmi`\367y\344"..., 604) = 604
ioctl(4, 0x4144, 0x2b9f785d8000)        = -1 EAGAIN (Resource temporarily unavailable)
close(3)                                = 0
ioctl(4, 0x4143, 0x3)                   = 0
munmap(0x2b9f79503000, 49152)           = 0
ioctl(4, 0x4112, 0)                     = 0
close(4)                                = 0
munmap(0x2b9f785d7000, 4096)            = 0
munmap(0x2b9f785d8000, 4096)            = 0
munmap(0x2b9f792fe000, 2116136)         = 0
exit_group(0)                           = ?

/ Anders