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Add-ons: add fallback code for compilers without working <regex>

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This is another place where the add-on code uses regexps, and so far I
had forgotten to add the fallback code for compilers that don't support
<regex> as per the C++11 standard.
This commit is contained in:
Florent Rougon 2018-01-10 10:03:56 +01:00
parent 1f2ba814a4
commit 39bf5d6b8a
1 changed files with 8 additions and 0 deletions
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8
src/Add-ons/AddonMetadataParser.cxx
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@ -338,11 +338,19 @@ Addon::MetadataParser::parseLicenseNode(const SGPath& addonPath,
"however it starts with '" + licenseFile_s[0] + "'");
}
#ifdef HAVE_WORKING_STD_REGEX
std::regex winDriveRegexp("([a-zA-Z]:).*");
std::smatch results;
if (std::regex_match(licenseFile_s, results, winDriveRegexp)) {
string winDrive = results.str(1);
#else // all this 'else' clause should be removed once we actually require C++11
if (licenseFile_s.size() >= 2 &&
(('a' <= licenseFile_s[0] && licenseFile_s[0] <= 'z') ||
('A' <= licenseFile_s[0] && licenseFile_s[0] <= 'Z')) &&
licenseFile_s[1] == ':') {
string winDrive = licenseFile_s.substr(0, 2);
#endif
throw errors::error_loading_metadata_file(
"in add-on metadata file '" + metadataFile.utf8Str() + "': the "
"value of /addon/license/file must be relative to the add-on folder, "