vbatts/llama.cpp
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Change --multiline implementation to be toggled by EOF.

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This commit is contained in:
Tomáš Pazdiora 2023-04-09 21:05:11 +02:00
parent d98f613cc4
commit 73966bc983
2 changed files with 31 additions and 20 deletions
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44
examples/common.cpp
View file

@ -334,7 +334,7 @@ void gpt_print_usage(char * argv_0, const gpt_params & params) {
fprintf(stderr, " run in interactive mode and poll user input upon seeing PROMPT (can be\n");
fprintf(stderr, " specified more than once for multiple prompts).\n");
fprintf(stderr, " --color colorise output to distinguish prompt and user input from generations\n");
fprintf(stderr, " --multiline multiline mode (use Ctrl+D on Linux/Mac and Ctrl+Z then Return on Windows to send input)\n");
fprintf(stderr, " --multiline multiline mode (use Ctrl+D on Linux/Mac and Ctrl+Z then Return on Windows to toggle multiline)\n");
fprintf(stderr, " -s SEED, --seed SEED RNG seed (default: -1, use random seed for <= 0)\n");
fprintf(stderr, " -t N, --threads N number of threads to use during computation (default: %d)\n", params.n_threads);
fprintf(stderr, " -p PROMPT, --prompt PROMPT\n");
@ -455,45 +455,55 @@ void win32_utf8_encode(const std::wstring & wstr, std::string & str) {
}
#endif
bool get_input_text(std::string & input_text, bool escape_newline_mode) {
bool get_input_text(std::string & input_text, bool eof_toggled_multiline_mode) {
bool another_line = true;
bool is_eof_multiline_toggled = false;
do {
std::string line;
#if defined(_WIN32)
auto & stdcin = std::wcin;
std::wstring wline;
if (!std::getline(std::wcin, wline)) {
if (!std::getline(stdcin, wline)) {
// input stream is bad or EOF received
if (std::wcin.bad()) {
if (stdcin.bad()) {
fprintf(stderr, "%s: error: input stream bad\n", __func__);
return 1;
}
}
if (std::wcin.eof()) {
another_line = false;
std::wcin.clear();
std::wcin.seekg(0, std::ios::beg);
}
win32_utf8_encode(wline, line);
#else
if (!std::getline(std::cin, line)) {
auto & stdcin = std::cin;
if (!std::getline(stdcin, line)) {
// input stream is bad or EOF received
if (std::wcin.bad()) {
if (stdcin.bad()) {
fprintf(stderr, "%s: error: input stream bad\n", __func__);
return 1;
}
}
if (std::cin.eof()) {
another_line = false;
std::cin.clear();
std::cin.seekg(0, std::ios::beg);
}
#endif
if (escape_newline_mode) {
if (stdcin.eof()) {
stdcin.clear();
stdcin.seekg(0, std::ios::beg);
if (!eof_toggled_multiline_mode) {
another_line = false;
} else {
is_eof_multiline_toggled = !is_eof_multiline_toggled;
if (is_eof_multiline_toggled) {
input_text += line;
continue;
}
}
}
if (!eof_toggled_multiline_mode) {
if (line.empty() || line.back() != '\\') {
another_line = false;
} else {
line.pop_back(); // Remove the continue character
}
} else {
if (!is_eof_multiline_toggled) {
another_line = false;
}
}
input_text += line;
if (another_line) {

7
examples/main/main.cpp
View file

@ -238,10 +238,11 @@ int main(int argc, char ** argv) {
#endif
);
if (params.multiline_mode) {
fprintf(stderr, " - Press Return to return control to LLaMa.\n"
#if defined (_WIN32)
fprintf(stderr, " - [MULTILINE MODE] Press Ctrl+Z then Return (EOF) to return control to LLaMa.\n\n");
" - [MULTILINE MODE] Press Ctrl+Z then Return (EOF) to toggle.\n\n");
#else
fprintf(stderr, " - [MULTILINE MODE] Press Ctrl+D (EOF) to return control to LLaMa.\n\n");
" - [MULTILINE MODE] Press Ctrl+D (EOF) to toggle.\n\n");
#endif
}
else {
@ -456,7 +457,7 @@ int main(int argc, char ** argv) {
printf("%s", buffer.c_str());
}
if (!get_input_text(buffer, !params.multiline_mode)) {
if (!get_input_text(buffer, params.multiline_mode)) {
// input stream is bad
return 1;
}