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Code Issues Releases Wiki Activity

[logger] Fix line number wrapping bug for files with >999 lines (#10979)

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This commit is contained in:
J. Nick Koston
2025-10-03 10:50:21 -05:00
committed by GitHub
parent 14a23101f2
commit ca0e738799
1 changed files with 12 additions and 3 deletions
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15
esphome/components/logger/logger.h
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@@ -355,9 +355,18 @@ class Logger : public Component {
buffer[pos++] = '[';
copy_string(buffer, pos, tag);
buffer[pos++] = ':';
buffer[pos++] = '0' + (line / 100) % 10;
buffer[pos++] = '0' + (line / 10) % 10;
buffer[pos++] = '0' + line % 10;
// Format line number without modulo operations (passed by value, safe to mutate)
if (line > 999) [[unlikely]] {
int thousands = line / 1000;
buffer[pos++] = '0' + thousands;
line -= thousands * 1000;
}
int hundreds = line / 100;
int remainder = line - hundreds * 100;
int tens = remainder / 10;
buffer[pos++] = '0' + hundreds;
buffer[pos++] = '0' + tens;
buffer[pos++] = '0' + (remainder - tens * 10);
buffer[pos++] = ']';
#if defined(USE_ESP32) || defined(USE_LIBRETINY) || defined(USE_ZEPHYR)