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Parse OSC codes in escape_code_length(). They begin with <esc> ] and are terminated with ST (<esc> backslash) or BEL (ASCII 7).

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This commit is contained in:
George Nachman 2014-07-16 10:40:58 -07:00 committed by ridiculousfish
parent 6c80a3461c
commit 9f59cf1468
2 changed files with 39 additions and 1 deletions
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5
fish_tests.cpp
View file

@ -1209,13 +1209,16 @@ static void test_escape_sequences(void)
if (escape_code_length(L"\x1b[2J") != 4) err(L"test_escape_sequences failed on line %d\n", __LINE__); if (escape_code_length(L"\x1b[2J") != 4) err(L"test_escape_sequences failed on line %d\n", __LINE__);
if (escape_code_length(L"\x1b[38;5;123mABC") != strlen("\x1b[38;5;123m")) err(L"test_escape_sequences failed on line %d\n", __LINE__); if (escape_code_length(L"\x1b[38;5;123mABC") != strlen("\x1b[38;5;123m")) err(L"test_escape_sequences failed on line %d\n", __LINE__);
if (escape_code_length(L"\x1b@") != 2) err(L"test_escape_sequences failed on line %d\n", __LINE__); if (escape_code_length(L"\x1b@") != 2) err(L"test_escape_sequences failed on line %d\n", __LINE__);
if (escape_code_length(L"\x1b@") != 2) err(L"test_escape_sequences failed on line %d\n", __LINE__);
// iTerm2 escape sequences // iTerm2 escape sequences
if (escape_code_length(L"\x1b]50;CurrentDir=/tmp/foo\x07NOT_PART_OF_SEQUENCE") != 24) err(L"test_escape_sequences failed on line %d\n", __LINE__); if (escape_code_length(L"\x1b]50;CurrentDir=/tmp/foo\x07NOT_PART_OF_SEQUENCE") != 24) err(L"test_escape_sequences failed on line %d\n", __LINE__);
if (escape_code_length(L"\x1b]50;SetMark\x07NOT_PART_OF_SEQUENCE") != 12) err(L"test_escape_sequences failed on line %d\n", __LINE__); if (escape_code_length(L"\x1b]50;SetMark\x07NOT_PART_OF_SEQUENCE") != 12) err(L"test_escape_sequences failed on line %d\n", __LINE__);
if (escape_code_length(L"\x1b" L"]6;1;bg;red;brightness;255\x07NOT_PART_OF_SEQUENCE") != 27) err(L"test_escape_sequences failed on line %d\n", __LINE__); if (escape_code_length(L"\x1b" L"]6;1;bg;red;brightness;255\x07NOT_PART_OF_SEQUENCE") != 27) err(L"test_escape_sequences failed on line %d\n", __LINE__);
if (escape_code_length(L"\x1b]Pg4040ff\x1b\\NOT_PART_OF_SEQUENCE") != 10) err(L"test_escape_sequences failed on line %d\n", __LINE__); if (escape_code_length(L"\x1b]Pg4040ff\x1b\\NOT_PART_OF_SEQUENCE") != 10) err(L"test_escape_sequences failed on line %d\n", __LINE__);
// OSC codes
if (escape_code_length(L"\x1b]blahblahblah\x1b\\") != 16) err(L"test_escape_sequences failed on line %d\n", __LINE__);
if (escape_code_length(L"\x1b]blahblahblah\x07") != 15) err(L"test_escape_sequences failed on line %d\n", __LINE__);
} }
class lru_node_test_t : public lru_node_t class lru_node_test_t : public lru_node_t

35
screen.cpp
View file

@ -317,7 +317,42 @@ size_t escape_code_length(const wchar_t *code)
resulting_length = cursor; resulting_length = cursor;
} }
} }
if (! found)
{
/* OSC code, terminated by <esc>\ or <bel> */
if (code[1] == L']')
{
// Start at 2 to skip over <esc>]
size_t cursor = 2;
bool backslash_ends = false;
for (; code[cursor] != L'\0'; cursor++)
{
/* Consume a sequence of characters up to <esc>\ or <bel> */
wchar_t c = code[cursor];
if (c == L'\x1b') {
backslash_ends = true;
}
else if (c == L'\\' && backslash_ends)
{
found = true;
break;
}
else
{
backslash_ends = false;
}
if (c == L'\x07') {
found = true;
break;
}
}
if (found)
{
resulting_length = cursor + 1;
}
}
}
if (! found) if (! found)
{ {
/* Generic VT100 two byte sequence: <esc> followed by something in the range @ through _ */ /* Generic VT100 two byte sequence: <esc> followed by something in the range @ through _ */