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[rpcli] vt.cpp: Empty parameters (e.g. ";;") are handled as 0.

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Initialize num to 0, and reset it to 0 instead of -1.

Remove the explicit params.empty() check, since it will always have at
least one parameter. ("ESC m" will nd up having a single 0 parameter.)
This commit is contained in:
David Korth 2025-05-01 22:19:45 -04:00
parent 836985e6ed
commit 6e80ad584a
1 changed files with 7 additions and 21 deletions
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28
src/rpcli/vt.cpp
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@ -458,32 +458,27 @@ int win32_console_print_ansi_color(const char *str)
// - digit: Part of a parameter
// - letter: End of parameter
// - other: Invalid
int num = -1;
int num = 0;
char cmd = '\0';
for (; *str != '\0'; str++) {
const char c = *str;
if (c == ';') {
// Found a separator.
// Save the parameter.
if (num >= 0) {
params.push_back(num);
}
num = -1;
params.push_back(num);
num = 0;
} else if (vt_isdigit(c)) {
// Found a digit.
// This is part of a parameter.
if (num < 0) {
num = 0;
}
num *= 10;
num += (c - '0');
} else if (vt_isalpha(c)) {
// Found a letter.
// Finished processing this sequence.
if (num >= 0) {
// Save the last parameter.
params.push_back(num);
}
// Save the last parameter.
// NOTE: If no parameters were specified, this will be handled as "ESC 0 m" (reset).
params.push_back(num);
cmd = c;
str++;
break;
@ -501,15 +496,6 @@ int win32_console_print_ansi_color(const char *str)
}
// Apply attributes based on the parameters.
if (params.empty()) {
// No parameters. Equivalent to "CSI 0 m", i.e. "reset".
wAttributes = ci_stdout.wAttributesOrig;
bold = false;
bright = false;
SetConsoleTextAttribute(hStdOut, wAttributes);
continue;
}
for (int param : params) {
switch (param) {
case 0: