On Tue, Mar 11, 2008 at 3:37 PM, Pharaoh . <pharaoh137@xxxxxxxxx> wrote: > > > On Tue, Mar 11, 2008 at 2:36 PM, Pharaoh . <pharaoh137@xxxxxxxxx> wrote: > > > > > > > On Tue, Mar 11, 2008 at 2:31 PM, John Utz <john.utz@xxxxxxx> wrote: > > > > > On Tue, 11 Mar 2008 13:43:35 -0700 > > > "Pharaoh ." <pharaoh137@xxxxxxxxx> wrote: > > > > > > > On Tue, Mar 11, 2008 at 10:32 AM, John Utz <john.utz@xxxxxxx> wrote: > > > > > > > > > On Mon, 10 Mar 2008 16:41:03 -0700 > > > > > "Pharaoh ." <pharaoh137@xxxxxxxxx> wrote: > > > > > > > > > > > On Mon, Mar 10, 2008 at 3:03 PM, Pharaoh . <pharaoh137@xxxxxxxxx > > > > > > > > > > wrote: > > > > > > > > > > > > > > On Mon, Mar 10, 2008 at 1:58 PM, John Utz <john.utz@xxxxxxx> > > > > > > > wrote: > > > > > > > > here's some places to start: > > > > > > > > > > > > > > > > did you compile the lib as static but the app as shared or > > > > > > > > vice versa? > > > > > > > > > > > > > > > > also, do an ldd on our libasound.so and see if it wants > > > > > > > > libdl: > > > > > > > > > > > > > > > > utz-gnto64 NewProD # ldd /usr/lib/libasound.so > > > > > > > > libm.so.6 => /lib/libm.so.6 (0x00002acc4444d000) > > > > > > > > libdl.so.2 => /lib/libdl.so.2 (0x00002acc446ce000) > > > > > > > > libpthread.so.0 => /lib/libpthread.so.0 > > > > > > > > (0x00002acc448d2000) libc.so.6 => /lib/libc.so.6 > > > > > > > > (0x00002acc44aee000) /lib64/ld-linux-x86-64.so.2 > > > > > > > > (0x0000555555554000) jutz-gnto64 NewProD # > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > On Mon, 10 Mar 2008 13:41:10 -0700 > > > > > > > > "Pharaoh ." <pharaoh137@xxxxxxxxx> wrote: > > > > > > > > > > > > > > > > > Hi, > > > > > > > > > > > > > > > > > > I have written an user space plugin and the plugin > > > shared > > > > > > > > > library is copied on board > > > > > > > > > appropriately, libasound.so is also copied. > > > > > > > > > > > > > > > > > > > > > > > > > > > When I try: > > > > > > > > > > > > > > > > > > #aplay -D omx test.wav //omx is my plugin > > > > > > > > > > > > > > > > > > I get following error: > > > > > > > > > > > > > > > > > > aplay: can't resolve symbol 'snd_dlsym_start > > > > > > > > > > > > > > > > > > > > > > > > > > > Any idea what is the problem? > > > > > > > > > > > > > > > > > > -pharaoh > > > > > > > > > _______________________________________________ > > > > > > > > > Alsa-devel mailing list > > > > > > > > > Alsa-devel@xxxxxxxxxxxxxxxx > > > > > > > > > > > > http://mailman.alsa-project.org/mailman/listinfo/alsa-devel > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > I have compiled both alsa-lib and alsa-utils as shared > > > > > > > libraries. After doing ldd, I can see that it needs libdl.so > > > > > > > and it is present on the board. Let me try with a clean build > > > > > > > again. > > > > > > > > > > > > > > > > > > > Still no luck, I get the same error. Is there any way by which I > > > > > > can find out list of unresolved sumbols in a shared library? > > > > > > > > > > > > > > > > nm -D /usr/lib/libasound.so | grep U > > > > > > > > > > > > > > I get this, when I run nm on my alsa-lib which is used on board. > > > > U __addsf3 > > > > U __assert > > > > U __ctype_b > > > > U __ctype_tolower > > > > U __eqsf2 > > > > U __errno_location > > > > U __fgetc_unlocked > > > > U __fixdfsi > > > > U __fixsfsi > > > > U __floatsisf > > > > U __fputc_unlocked > > > > U __gesf2 > > > > U __gtsf2 > > > > U __lesf2 > > > > U __ltsf2 > > > > U __nesf2 > > > > U _exit > > > > U accept > > > > U access > > > > U atof > > > > U atoi > > > > U atol > > > > U bind > > > > U bsearch > > > > U calloc > > > > U ceil > > > > U chmod > > > > U chown > > > > U close > > > > U closedir > > > > U connect > > > > U dladdr > > > > U dlclose > > > > U dlopen > > > > U dlsym > > > > U exit > > > > U exp > > > > U fclose > > > > U fcntl > > > > U fflush > > > > U ffs > > > > U fgetc > > > > U fgets > > > > U floor > > > > U fmod > > > > U fopen > > > > U fork > > > > U fprintf > > > > U fputc > > > > U fputs > > > > U free > > > > U fwrite > > > > U getenv > > > > U getgrnam > > > > U gethostbyname > > > > U getpid > > > > U gettimeofday > > > > U getuid > > > > U ioctl > > > > U listen > > > > U localeconv > > > > U log > > > > U log10 > > > > U lseek > > > > U malloc > > > > U memcmp > > > > U memcpy > > > > U memmove > > > > U memset > > > > U mlock > > > > U mmap > > > > U munmap > > > > U nanosleep > > > > U open > > > > U opendir > > > > U pipe > > > > U poll > > > > U pow > > > > U pthread_cond_destroy > > > > U pthread_cond_init > > > > U pthread_cond_signal > > > > U pthread_cond_wait > > > > U pthread_create > > > > U pthread_join > > > > U pthread_mutex_destroy > > > > U pthread_mutex_init > > > > U pthread_mutex_lock > > > > U pthread_mutex_trylock > > > > U pthread_mutex_unlock > > > > U qsort > > > > U raise > > > > U read > > > > U readdir > > > > U realloc > > > > U recvmsg > > > > U rintf > > > > U sched_yield > > > > U semctl > > > > U semget > > > > U semop > > > > U sendmsg > > > > U setlocale > > > > U setsid > > > > U setsockopt > > > > U shmat > > > > U shmctl > > > > U shmdt > > > > U shmget > > > > U sigaction > > > > U sigemptyset > > > > U signal > > > > U snprintf > > > > U socket > > > > U socketpair > > > > U sprintf > > > > U sqrt > > > > U sqrtf > > > > U sscanf > > > > U stat > > > > U stderr > > > > U stdout > > > > U strcasecmp > > > > U strcat > > > > U strchr > > > > U strcmp > > > > U strcpy > > > > U strcspn > > > > U strdup > > > > U strerror > > > > U strlen > > > > U strncmp > > > > U strncpy > > > > U strpbrk > > > > U strrchr > > > > U strtod > > > > U strtol > > > > U sysconf > > > > U ungetc > > > > U unlink > > > > U usleep > > > > U vfprintf > > > > U vfscanf > > > > U vsnprintf > > > > U vsscanf > > > > U waitpid > > > > U wordexp > > > > U wordfree > > > > U write > > > > > > > > > > > > But, I get almost same thing when I do nm on my laptop's alsa-lib, > > > > this alsa-lib works. > > > > > > > > U _IO_getc > > > > U _IO_putc > > > > U __assert_fail > > > > U __ctype_b_loc > > > > U __ctype_tolower_loc > > > > U __errno_location > > > > U __stack_chk_fail > > > > U __strdup > > > > U __strtod_internal > > > > U __strtol_internal > > > > U __xstat > > > > U _exit > > > > U accept > > > > U access > > > > U bind > > > > U bsearch > > > > U calloc > > > > U chmod > > > > U chown > > > > U close > > > > U closedir > > > > U connect > > > > U dladdr > > > > U dlclose > > > > U dlopen > > > > U dlsym > > > > U exit > > > > U exp > > > > U fclose > > > > U fcntl > > > > U feof > > > > U fflush > > > > U fgets > > > > U floor > > > > U fmod > > > > U fopen > > > > U fork > > > > U fprintf > > > > U fputs > > > > U free > > > > U fwrite > > > > U getenv > > > > U getgrnam > > > > U gethostbyname > > > > U getpid > > > > U gettimeofday > > > > U getuid > > > > U ioctl > > > > U listen > > > > U localeconv > > > > U log > > > > U log10 > > > > U lseek > > > > U malloc > > > > U memcpy > > > > U memmove > > > > U memset > > > > U mlock > > > > U mmap > > > > U munmap > > > > U nanosleep > > > > U open > > > > U opendir > > > > U pipe > > > > U poll > > > > U pow > > > > U pthread_cond_destroy > > > > U pthread_cond_init > > > > U pthread_cond_signal > > > > U pthread_cond_wait > > > > U pthread_create > > > > U pthread_join > > > > U pthread_mutex_destroy > > > > U pthread_mutex_init > > > > U pthread_mutex_lock > > > > U pthread_mutex_trylock > > > > U pthread_mutex_unlock > > > > U qsort > > > > U read > > > > U readdir > > > > U realloc > > > > U recvmsg > > > > U rintf > > > > U sched_yield > > > > U semctl > > > > U semget > > > > U semop > > > > U sendmsg > > > > U setlocale > > > > U setsid > > > > U setsockopt > > > > U shmat > > > > U shmctl > > > > U shmdt > > > > U shmget > > > > U sigaction > > > > U sigemptyset > > > > U signal > > > > U snprintf > > > > U socket > > > > U socketpair > > > > U sprintf > > > > U sqrtf > > > > U sscanf > > > > U stderr > > > > U stdout > > > > U strcasecmp > > > > U strcat > > > > U strchr > > > > U strcmp > > > > U strcpy > > > > U strcspn > > > > U strerror > > > > U strlen > > > > U strncmp > > > > U strncpy > > > > U strpbrk > > > > U strrchr > > > > U strstr > > > > U sysconf > > > > U ungetc > > > > U unlink > > > > U usleep > > > > U vfprintf > > > > U vfscanf > > > > U vsnprintf > > > > U waitpid > > > > U wordexp > > > > U wordfree > > > > U write > > > > > > hmm, i am out of ideas then. other than one more, are you compiling on > > > one platform and then running on another platform that isnt quite the > > > same, ie compiling on x86_64 then running on i586? > > > > > > these things can cause strange non-obvious errors. > > > > > > other than that, i am out of ideas. sorry! > > > > > > > > I am compiling on my x86 machine for an arm based board, using > > appropriate toolchain. Thanks John. > > > > I dont have ld-linux.so in my /lib on board, I think that is the reason > the symbols are not getting resolved. Let me check. > No no, that is not the reason. I have ld-mclibc.so elf loader. _______________________________________________ Alsa-devel mailing list Alsa-devel@xxxxxxxxxxxxxxxx http://mailman.alsa-project.org/mailman/listinfo/alsa-devel
