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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-28 12:34:54 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-28 12:34:54 +0000 |
commit | 0915b3ef56dfac3113cce55a59a5765dc94976be (patch) | |
tree | a8fea11d50b4f083e1bf0f90025ece7f0824784a /third-party/utf8cpp/samples | |
parent | Initial commit. (diff) | |
download | icinga2-upstream.tar.xz icinga2-upstream.zip |
Adding upstream version 2.13.6.upstream/2.13.6upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'third-party/utf8cpp/samples')
-rw-r--r-- | third-party/utf8cpp/samples/docsample.cpp | 52 |
1 files changed, 52 insertions, 0 deletions
diff --git a/third-party/utf8cpp/samples/docsample.cpp b/third-party/utf8cpp/samples/docsample.cpp new file mode 100644 index 0000000..6f8953b --- /dev/null +++ b/third-party/utf8cpp/samples/docsample.cpp @@ -0,0 +1,52 @@ +#include "../source/utf8.h" +#include <iostream> +#include <fstream> +#include <string> +#include <vector> + + +using namespace std; + +int main(int argc, char** argv) +{ + if (argc != 2) { + cout << "\nUsage: docsample filename\n"; + return 0; + } + const char* test_file_path = argv[1]; + // Open the test file (must be UTF-8 encoded) + ifstream fs8(test_file_path); + if (!fs8.is_open()) { + cout << "Could not open " << test_file_path << endl; + return 0; + } + + unsigned line_count = 1; + string line; + // Play with all the lines in the file + while (getline(fs8, line)) { + // check for invalid utf-8 (for a simple yes/no check, there is also utf8::is_valid function) + string::iterator end_it = utf8::find_invalid(line.begin(), line.end()); + if (end_it != line.end()) { + cout << "Invalid UTF-8 encoding detected at line " << line_count << "\n"; + cout << "This part is fine: " << string(line.begin(), end_it) << "\n"; + } + // Get the line length (at least for the valid part) + int length = utf8::distance(line.begin(), end_it); + cout << "Length of line " << line_count << " is " << length << "\n"; + + // Convert it to utf-16 + vector<unsigned short> utf16line; + utf8::utf8to16(line.begin(), end_it, back_inserter(utf16line)); + // And back to utf-8; + string utf8line; + utf8::utf16to8(utf16line.begin(), utf16line.end(), back_inserter(utf8line)); + // Confirm that the conversion went OK: + if (utf8line != string(line.begin(), end_it)) + cout << "Error in UTF-16 conversion at line: " << line_count << "\n"; + + line_count++; + } + + return 0; +} |