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ARRAY_LEN()

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This commit is contained in:
Devaev Maxim
2019-03-02 11:30:10 +03:00
parent 667e3610b2
commit 56a95c7f17
3 changed files with 6 additions and 6 deletions
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8
src/device.c
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@@ -99,7 +99,7 @@ void device_destroy(struct device_t *dev) {
}
int device_parse_format(const char *const str) {
for (unsigned index = 0; index < sizeof(_FORMATS) / sizeof(_FORMATS[0]); ++index) {
for (unsigned index = 0; index < ARRAY_LEN(_FORMATS); ++index) {
if (!strcasecmp(str, _FORMATS[index].name)) {
return _FORMATS[index].format;
}
@@ -108,7 +108,7 @@ int device_parse_format(const char *const str) {
}
v4l2_std_id device_parse_standard(const char *const str) {
for (unsigned index = 1; index < sizeof(_STANDARDS) / sizeof(_STANDARDS[0]); ++index) {
for (unsigned index = 1; index < ARRAY_LEN(_STANDARDS); ++index) {
if (!strcasecmp(str, _STANDARDS[index].name)) {
return _STANDARDS[index].standard;
}
@@ -457,7 +457,7 @@ static const char *_format_to_string_auto(char *buf, const size_t size, const un
}
static const char *_format_to_string_null(const unsigned format) {
for (unsigned index = 0; index < sizeof(_FORMATS) / sizeof(_FORMATS[0]); ++index) {
for (unsigned index = 0; index < ARRAY_LEN(_FORMATS); ++index) {
if (format == _FORMATS[index].format) {
return _FORMATS[index].name;
}
@@ -466,7 +466,7 @@ static const char *_format_to_string_null(const unsigned format) {
}
static const char *_standard_to_string(v4l2_std_id standard) {
for (unsigned index = 0; index < sizeof(_STANDARDS) / sizeof(_STANDARDS[0]); ++index) {
for (unsigned index = 0; index < ARRAY_LEN(_STANDARDS); ++index) {
if (standard == _STANDARDS[index].standard) {
return _STANDARDS[index].name;
}

2
src/encoder.c
View File

@@ -120,7 +120,7 @@ void encoder_destroy(struct encoder_t *encoder) {
}
enum encoder_type_t encoder_parse_type(const char *const str) {
for (unsigned index = 0; index < sizeof(_ENCODER_TYPES) / sizeof(_ENCODER_TYPES[0]); ++index) {
for (unsigned index = 0; index < ARRAY_LEN(_ENCODER_TYPES); ++index) {
if (!strcasecmp(str, _ENCODER_TYPES[index].name)) {
return _ENCODER_TYPES[index].type;
}

2
src/tools.h
View File

@@ -48,12 +48,12 @@
#define A_PTHREAD_C_SIGNAL(...) assert(!pthread_cond_signal(__VA_ARGS__))
#define A_PTHREAD_C_WAIT_TRUE(_var, _cond, _mutex) { while(!_var) assert(!pthread_cond_wait(_cond, _mutex)); }
#define A_CALLOC(_dest, _nmemb) assert((_dest = calloc(_nmemb, sizeof(*(_dest)))))
#define A_REALLOC(_dest, _nmemb) assert((_dest = realloc(_dest, _nmemb * sizeof(*(_dest)))))
#define MEMSET_ZERO(_obj) memset(&(_obj), 0, sizeof(_obj))
#define MEMSET_ZERO_PTR(_ptr) memset(_ptr, 0, sizeof(*(_ptr)))
#define ARRAY_LEN(_array) (sizeof(_array) / sizeof(_array[0]))
#define INLINE inline __attribute__((always_inline))
#define UNUSED __attribute__((unused))