diff options
Diffstat (limited to 'qmake/generators')
| -rw-r--r-- | qmake/generators/makefiledeps.cpp | 42 |
1 files changed, 35 insertions, 7 deletions
diff --git a/qmake/generators/makefiledeps.cpp b/qmake/generators/makefiledeps.cpp index 3140b045a1..c68eeb13d6 100644 --- a/qmake/generators/makefiledeps.cpp +++ b/qmake/generators/makefiledeps.cpp @@ -422,25 +422,53 @@ static bool matchWhileUnsplitting(const char *buffer, int buffer_len, int start, /* Advance from an opening quote at buffer[offset] to the matching close quote. */ static int scanPastString(char *buffer, int buffer_len, int offset, int *lines) { + // http://en.cppreference.com/w/cpp/language/string_literal // It might be a C++11 raw string. bool israw = false; if (buffer[offset] == '"' && offset > 0) { int explore = offset - 1; - while (explore > 0 && buffer[explore] != 'R') { - if (buffer[explore] == '8' || buffer[explore] == 'u' || buffer[explore] == 'U') { - explore--; - } else if (explore > 1 && qmake_endOfLine(buffer[explore]) - && buffer[explore - 1] == '\\') { + bool prefix = false; // One of L, U, u or u8 may appear before R + bool saw8 = false; // Partial scan of u8 + while (explore >= 0) { + // Cope with backslash-newline interruptions of the prefix: + if (explore > 0 + && qmake_endOfLine(buffer[explore]) + && buffer[explore - 1] == '\\') { explore -= 2; - } else if (explore > 2 && buffer[explore] == '\n' + } else if (explore > 1 + && buffer[explore] == '\n' && buffer[explore - 1] == '\r' && buffer[explore - 2] == '\\') { explore -= 3; + // Remaining cases can only decrement explore by one at a time: + } else if (saw8 && buffer[explore] == 'u') { + explore--; + saw8 = false; + prefix = true; + } else if (saw8 || prefix) { + break; + } else if (explore > 1 && buffer[explore] == '8') { + explore--; + saw8 = true; + } else if (buffer[explore] == 'L' + || buffer[explore] == 'U' + || buffer[explore] == 'u') { + explore--; + prefix = true; + } else if (buffer[explore] == 'R') { + if (israw) + break; + explore--; + israw = true; } else { break; } } - israw = (buffer[explore] == 'R'); + // Check the R (with possible prefix) isn't just part of an identifier: + if (israw && explore >= 0 + && (isalnum(buffer[explore]) || buffer[explore] == '_')) { + israw = false; + } } if (israw) { |