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Filter ANSI escape sequences from ABC output

This commit is contained in:
Clifford Wolf 2014-08-13 13:40:29 +02:00
parent c27120fcbc
commit 28bc7aeb93
1 changed files with 15 additions and 0 deletions
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15
passes/abc/abc.cc
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@ -639,10 +639,25 @@ static void abc_module(RTLIL::Design *design, RTLIL::Module *current_module, std
log("ABC: %s", logbuf);
#else
bool got_cr = false;
int escape_seq_state = 0;
std::string linebuf;
char logbuf[1024];
while (fgets(logbuf, 1024, f) != NULL)
for (char *p = logbuf; *p; p++) {
if (escape_seq_state == 0 && *p == '\033') {
escape_seq_state = 1;
continue;
}
if (escape_seq_state == 1) {
escape_seq_state = *p == '[' ? 2 : 0;
continue;
}
if (escape_seq_state == 2) {
if ((*p < '0' || '9' < *p) && *p != ';')
escape_seq_state = 0;
continue;
}
escape_seq_state = 0;
if (*p == '\r') {
got_cr = true;
continue;