diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/audioOutputs/audioOutput_oss.c | 131 |
1 files changed, 58 insertions, 73 deletions
diff --git a/src/audioOutputs/audioOutput_oss.c b/src/audioOutputs/audioOutput_oss.c index f1f379c3b..d85dfd192 100644 --- a/src/audioOutputs/audioOutput_oss.c +++ b/src/audioOutputs/audioOutput_oss.c @@ -25,6 +25,7 @@ #ifdef HAVE_OSS +#include "../utils.h" #include "../conf.h" #include "../log.h" #include "../sig_handlers.h" @@ -54,7 +55,7 @@ typedef struct _OssData { int fd; - char *device; + const char *device; int channels; int sampleRate; int bitFormat; @@ -282,9 +283,6 @@ static OssData *newOssData(void) static void freeOssData(OssData * od) { - if (od->device) - free(od->device); - if (od->supported[OSS_RATE]) free(od->supported[OSS_RATE]); if (od->supported[OSS_CHANNELS]) @@ -307,7 +305,7 @@ static void freeOssData(OssData * od) #define OSS_STAT_DOESN_T_EXIST -3 #define OSS_STAT_OTHER -4 -static int oss_statDevice(char *device, int *stErrno) +static int oss_statDevice(const char *device, int *stErrno) { struct stat st; @@ -332,89 +330,76 @@ static int oss_statDevice(char *device, int *stErrno) return 0; } +static const char *default_devices[] = { "/dev/sound/dsp", "/dev/dsp" }; + static int oss_testDefault(void) { - int fd; - - fd = open("/dev/sound/dsp", O_WRONLY); + int fd, i; - if (fd >= 0) { - close(fd); - return 0; + for (i = ARRAY_SIZE(default_devices); --i >= 0; ) { + if ((fd = open(default_devices[i], O_WRONLY)) >= 0) { + xclose(fd); + return 0; + } + WARNING("Error opening OSS device \"%s\": %s\n", + default_devices[i], strerror(errno)); } - WARNING("Error opening OSS device \"/dev/sound/dsp\": %s\n", - strerror(errno)); + return -1; +} - fd = open("/dev/dsp", O_WRONLY); +static int oss_open_default(AudioOutput *ao, ConfigParam *param, OssData *od) +{ + int i; + int err[ARRAY_SIZE(default_devices)]; + int ret[ARRAY_SIZE(default_devices)]; - if (fd >= 0) { - close(fd); - return 0; + for (i = ARRAY_SIZE(default_devices); --i >= 0; ) { + ret[i] = oss_statDevice(default_devices[i], &err[i]); + if (ret[i] == 0) { + od->device = default_devices[i]; + return 0; + } } - WARNING("Error opening OSS device \"/dev/dsp\": %s\n", strerror(errno)); - - return -1; + if (param) + ERROR("Error trying to open specified OSS device" + " at line %i\n", param->line); + else + ERROR("error trying to open default OSS device\n"); + + for (i = ARRAY_SIZE(default_devices) - 1; i >= 0; --i) { + const char *dev = default_devices[i]; + switch(ret[i]) { + case OSS_STAT_DOESN_T_EXIST: + ERROR("%s not found\n", dev); + break; + case OSS_STAT_NOT_CHAR_DEV: + ERROR("%s is not a character device\n", dev); + break; + case OSS_STAT_NO_PERMS: + ERROR("%s: permission denied\n", dev); + break; + default: + ERROR("Error accessing %s: %s", dev, strerror(err[i])); + } + } + exit(EXIT_FAILURE); + return 0; /* some compilers can be dumb... */ } static int oss_initDriver(AudioOutput * audioOutput, ConfigParam * param) { - BlockParam *bp = NULL; - OssData *od; - - if (param) - bp = getBlockParam(param, "device"); - - od = newOssData(); + OssData *od = newOssData(); audioOutput->data = od; - - if (!bp) { - int err[2]; - int ret[2]; - - ret[0] = oss_statDevice("/dev/sound/dsp", err); - ret[1] = oss_statDevice("/dev/dsp", err + 1); - - if (ret[0] == 0) - od->device = strdup("/dev/sound/dsp"); - else if (ret[1] == 0) - od->device = strdup("/dev/dsp"); - else { - if (param) { - ERROR("Error trying to open default OSS device " - "specified at line %i\n", param->line); - } else { - ERROR("Error trying to open default OSS " - "device\n"); - } - - if ((ret[0] == OSS_STAT_DOESN_T_EXIST) && - (ret[1] == OSS_STAT_DOESN_T_EXIST)) { - ERROR("Neither /dev/dsp nor /dev/sound/dsp " - "were found\n"); - } else if (ret[0] == OSS_STAT_NOT_CHAR_DEV) { - ERROR("/dev/sound/dsp is not a char device"); - } else if (ret[1] == OSS_STAT_NOT_CHAR_DEV) { - ERROR("/dev/dsp is not a char device"); - } else if (ret[0] == OSS_STAT_NO_PERMS) { - ERROR("no permission to access /dev/sound/dsp"); - } else if (ret[1] == OSS_STAT_NO_PERMS) { - ERROR("no permission to access /dev/dsp"); - } else if (ret[0] == OSS_STAT_OTHER) { - ERROR("Error accessing /dev/sound/dsp: %s", - strerror(err[0])); - } else if (ret[1] == OSS_STAT_OTHER) { - ERROR("Error accessing /dev/dsp: %s", - strerror(err[1])); - } - - exit(EXIT_FAILURE); + if (param) { + BlockParam *bp = getBlockParam(param, "device"); + if (bp) { + od->device = bp->value; + return 0; } - } else - od->device = strdup(bp->value); - - return 0; + } + return oss_open_default(audioOutput, param, od); } static void oss_finishDriver(AudioOutput * audioOutput) |