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Add -P to suppress `line and blanks with preprocessing, bug781.

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This commit is contained in:
Wilson Snyder
2014-06-06 20:22:20 -04:00
parent a1c1ff9981
commit 0eb5a0a539
9 changed files with 72 additions and 1 deletions
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src/V3ParseImp.cpp
+8
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@@ -123,6 +123,7 @@ void V3ParseImp::parseFile(FileLine* fileline, const string& modfilename, bool i
string vppfilename = v3Global.opt.makeDir()+"/"+v3Global.opt.prefix()+"_"+modname+".vpp";
ofstream* ofp = NULL;
ostream* osp;
bool noblanks = v3Global.opt.preprocOnly() && v3Global.opt.preprocNoLine();
if (v3Global.opt.preprocOnly()) {
osp = &cout;
} else {
@@ -133,6 +134,13 @@ void V3ParseImp::parseFile(FileLine* fileline, const string& modfilename, bool i
return;
} else {
for (deque<string>::iterator it = m_ppBuffers.begin(); it!=m_ppBuffers.end(); ++it) {
if (noblanks) {
bool blank = true;
for (string::iterator its = it->begin(); its != it->end(); ++its) {
if (!isspace(*its) && *its!='\n') { blank=false; break; }
}
if (blank) continue;
}
*osp << *it;
}
if (ofp) {