mirror of
https://github.com/trezor/trezor-firmware.git
synced 2024-12-23 23:08:14 +00:00
35 lines
581 B
C
35 lines
581 B
C
#include <stdio.h>
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#include <stdlib.h>
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#include <readline/readline.h>
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#include <readline/history.h>
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#include "fonts.h"
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static inline char convert(char c) {
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if (c < 0x80) {
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return c;
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} else if (c >= 0xC0) {
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return '_';
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} else {
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return '\0';
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}
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}
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int main(int argc, char **argv) {
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char *line;
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while ((line = readline(NULL)) != NULL) {
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size_t length = strlen(line);
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if (length) {
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add_history(line);
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}
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size_t width = 0;
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for (size_t i = 0; i < length; i++) {
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width += fontCharWidth(convert(line[i])) + 1;
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}
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printf("%zu\n", width);
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free(line);
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}
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}
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