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trezor-firmware/legacy/gen/strwidth.c

36 lines
658 B
C

#include <readline/history.h>
#include <readline/readline.h>
#include <stdio.h>
#include <stdlib.h>
#include "fonts.h"
static inline char convert(char c) {
if (c < 0x80) {
return c;
} else if (c >= 0xC0) {
return 0x7f;
} else {
return '\0';
}
}
int main(int argc, char **argv) {
char *line = NULL;
int font = FONT_STANDARD;
while ((line = readline(NULL)) != NULL) {
size_t length = strlen(line);
if (length) {
add_history(line);
}
size_t width = 0;
for (size_t i = 0; i < length; i++) {
width += fontCharWidth(font, convert(line[i])) + 1;
}
printf("%zu\n", width);
free(line);
}
}