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sys/fmt: Add print_s64_dec to header #15979

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merged 3 commits into from
Feb 11, 2021
Merged

sys/fmt: Add print_s64_dec to header #15979

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c84c34c
sys/fmt: Add print_s64_dec to header
MrKevinWeiss Feb 8, 2021
73cd498
tests/fmt_print: improve test coverage
MrKevinWeiss Feb 10, 2021
f22dede
test/periph_ptp_clock: Remove redundant function
MrKevinWeiss Feb 11, 2021
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9 changes: 9 additions & 0 deletions sys/include/fmt.h
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Original file line number Diff line number Diff line change
Expand Up @@ -475,6 +475,15 @@ void print_u64_hex(uint64_t val);
*/
void print_u64_dec(uint64_t val);

/**
* @brief Print int64 value as decimal to stdout
*
* @note This uses fmt_s64_dec(), which uses ~400b of code.
*
* @param[in] val Value to print
*/
void print_s64_dec(uint64_t val);

/**
* @brief Print float value
*
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18 changes: 18 additions & 0 deletions tests/fmt_print/main.c
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Expand Up @@ -25,6 +25,24 @@
int main(void)
{
print_str("If you can read this:\n");
print_u32_dec(0xFFFFFFFF);
print_str("\n");
print_s32_dec(0x80000000);
print_str("\n");
print_byte_hex(0xFA);
print_str("\n");
print_s32_dec(0x80000000);
print_str("\n");
print_u32_hex(0x12345678);
print_str("\n");
print_u64_hex(0x123456789ABCDEF0);
print_str("\n");
print_u64_dec(0xFFFFFFFFFFFFFFFF);
print_str("\n");
print_s64_dec(0x8000000000000000);
print_str("\n");
print_float(1.2345, 5);
print_str("\n");
print_str("Test successful.\n");

return 0;
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9 changes: 9 additions & 0 deletions tests/fmt_print/tests/01-run.py
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Expand Up @@ -6,6 +6,15 @@

def testfunc(child):
child.expect_exact('If you can read this:')
child.expect_exact('4294967295')
child.expect_exact('-2147483648')
child.expect_exact('FA')
child.expect_exact('-2147483648')
child.expect_exact('12345678')
child.expect_exact('123456789ABCDEF0')
child.expect_exact('18446744073709551615')
child.expect_exact('-9223372036854775808')
child.expect_exact('1.23450')
child.expect_exact('Test successful.')


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10 changes: 0 additions & 10 deletions tests/periph_ptp_clock/main.c
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Expand Up @@ -46,16 +46,6 @@
static mutex_t sync_mutex = MUTEX_INIT_LOCKED;
static atomic_uint_least64_t timestamp;

static inline void print_s64_dec(int64_t _num)
{
uint64_t num = _num;
if (_num < 0) {
print_str("-");
num = -_num;
}
print_u64_dec(num);
}

static void speed_adj_cb(void *arg, int chan)
{
(void)arg;
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