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[3516] Added some comments in processFile() for loop

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This commit is contained in:
Francis Dupont
2015-10-15 14:18:05 +02:00
parent 0e62415c26
commit 2b96cd134f
1 changed files with 6 additions and 0 deletions
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6
tools/system_messages.cc
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@@ -524,27 +524,33 @@ void processFile(const std::string& filename)
LinesType lines1; LinesType lines1;
for (LinesType::iterator l = lines0.begin(); l != lines0.end(); ++l) { for (LinesType::iterator l = lines0.begin(); l != lines0.end(); ++l) {
std::string line = *l; std::string line = *l;
// Empty lines have no spaces so are processed
if (line.empty()) { if (line.empty()) {
lines1.push_back(line); lines1.push_back(line);
continue; continue;
} }
// Trim leading spaces
size_t start = line.find_first_not_of(" \t\r\n\t\v"); size_t start = line.find_first_not_of(" \t\r\n\t\v");
if (start != 0) { if (start != 0) {
line.erase(0, start); line.erase(0, start);
} }
// Done?
if (line.empty()) { if (line.empty()) {
lines1.push_back(line); lines1.push_back(line);
continue; continue;
} }
// Trim trailing spaces
size_t finish = line.find_last_not_of(" \t\r\n\t\v"); size_t finish = line.find_last_not_of(" \t\r\n\t\v");
if ((finish != std::string::npos) && if ((finish != std::string::npos) &&
(finish + 1 != line.size())) { (finish + 1 != line.size())) {
line.erase(finish + 1); line.erase(finish + 1);
} }
// Done
if (line.empty()) { if (line.empty()) {
lines1.push_back(line); lines1.push_back(line);
continue; continue;
} }
// Skip comments
if (line[0] != '#') { if (line[0] != '#') {
lines1.push_back(line); lines1.push_back(line);
} }