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Support log parsing for multi-line warnings wrt undefined references

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This commit is contained in:
Juergen Spitzmueller 2020-03-14 11:16:12 +01:00
parent 037b1e1478
commit bb277747d2
1 changed files with 41 additions and 7 deletions
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48
src/LaTeX.cpp
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@ -807,6 +807,7 @@ int LaTeX::scanLogFile(TeXErrors & terr)
terr.clearRefs(); terr.clearRefs();
string token; string token;
string ml_token;
while (getline(ifs, token)) { while (getline(ifs, token)) {
// MikTeX sometimes inserts \0 in the log file. They can't be // MikTeX sometimes inserts \0 in the log file. They can't be
// removed directly with the existing string utility // removed directly with the existing string utility
@ -821,6 +822,9 @@ int LaTeX::scanLogFile(TeXErrors & terr)
if (token.empty()) if (token.empty())
continue; continue;
if (!ml_token.empty())
ml_token += token;
// Track child documents // Track child documents
for (size_t i = 0; i < token.length(); ++i) { for (size_t i = 0; i < token.length(); ++i) {
if (token[i] == '(') { if (token[i] == '(') {
@ -862,8 +866,10 @@ int LaTeX::scanLogFile(TeXErrors & terr)
prefixIs(token, "Package biblatex Warning: The following entry could not be found"))) prefixIs(token, "Package biblatex Warning: The following entry could not be found")))
retval |= UNDEF_CIT; retval |= UNDEF_CIT;
if (prefixIs(token, "LaTeX Warning:") || if (prefixIs(token, "LaTeX Warning:")
prefixIs(token, "! pdfTeX warning")) { || prefixIs(token, "! pdfTeX warning")
|| prefixIs(ml_token, "LaTeX Warning:")
|| prefixIs(ml_token, "! pdfTeX warning")) {
// Here shall we handle different // Here shall we handle different
// types of warnings // types of warnings
retval |= LATEX_WARNING; retval |= LATEX_WARNING;
@ -893,8 +899,37 @@ int LaTeX::scanLogFile(TeXErrors & terr)
terr.insertRef(getLineNumber(token), from_ascii("Citation undefined"), terr.insertRef(getLineNumber(token), from_ascii("Citation undefined"),
from_utf8(token), child_name); from_utf8(token), child_name);
//"Reference `X' on page Y undefined on input line Z." //"Reference `X' on page Y undefined on input line Z."
} else if (contains(token, "Reference") // This warning might be broken accross multiple lines with long labels.
//&& contains(token, "on input line")) //often split to new line // Thus we check that
} else if (contains(token, "Reference `") && !contains(token, "on input line")) {
// Rest of warning in next line(s)
// Save to ml_token
ml_token = token;
} else if (!ml_token.empty() && contains(ml_token, "Reference `")
&& !contains(ml_token, "on input line")) {
// not finished yet. Continue with next line.
continue;
} else if (!ml_token.empty() && contains(ml_token, "Reference `")
&& contains(ml_token, "on input line")) {
// We have collected the whole warning now.
if (!contains(ml_token, "undefined")) {
// Not the warning we are looking for
ml_token.clear();
continue;
}
if (regex_match(ml_token, sub, undef_ref)) {
string const ref = sub.str(1);
Buffer const * buf = theBufferList().getBufferFromTmp(file.absFileName());
if (!buf || !buf->masterBuffer()->activeLabel(from_utf8(ref))) {
terr.insertRef(getLineNumber(ml_token), from_ascii("Reference undefined"),
from_utf8(ml_token), child_name);
retval |= UNDEF_UNKNOWN_REF;
}
}
ml_token.clear();
retval |= UNDEF_REF;
} else if (contains(token, "Reference `")
&& contains(token, "on input line")
&& contains(token, "undefined")) { && contains(token, "undefined")) {
if (regex_match(token, sub, undef_ref)) { if (regex_match(token, sub, undef_ref)) {
string const ref = sub.str(1); string const ref = sub.str(1);
@ -906,9 +941,8 @@ int LaTeX::scanLogFile(TeXErrors & terr)
} }
} }
retval |= UNDEF_REF; retval |= UNDEF_REF;
// In case the above checks fail we catch at least this generic statement
//If label is too long pdlaftex log line splitting will make the above fail // occuring for both CIT & REF.
//so we catch at least this generic statement occuring for both CIT & REF.
} else if (!runparams.includeall && contains(token, "There were undefined references.")) { } else if (!runparams.includeall && contains(token, "There were undefined references.")) {
if (!(retval & UNDEF_CIT)) //if not handled already if (!(retval & UNDEF_CIT)) //if not handled already
retval |= UNDEF_REF; retval |= UNDEF_REF;