| /* Generated by re2c 0.16 */ |
| // Copyright 2011 Google Inc. All Rights Reserved. |
| // |
| // Licensed under the Apache License, Version 2.0 (the "License"); |
| // you may not use this file except in compliance with the License. |
| // You may obtain a copy of the License at |
| // |
| // http://www.apache.org/licenses/LICENSE-2.0 |
| // |
| // Unless required by applicable law or agreed to in writing, software |
| // distributed under the License is distributed on an "AS IS" BASIS, |
| // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| // See the License for the specific language governing permissions and |
| // limitations under the License. |
| |
| #include "lexer.h" |
| |
| #include <stdio.h> |
| |
| #include "eval_env.h" |
| #include "util.h" |
| |
| bool Lexer::Error(const string& message, string* err) { |
| // Compute line/column. |
| int line = 1; |
| const char* line_start = input_.str_; |
| for (const char* p = input_.str_; p < last_token_; ++p) { |
| if (*p == '\n') { |
| ++line; |
| line_start = p + 1; |
| } |
| } |
| int col = last_token_ ? (int)(last_token_ - line_start) : 0; |
| |
| char buf[1024]; |
| snprintf(buf, sizeof(buf), "%s:%d: ", filename_.AsString().c_str(), line); |
| *err = buf; |
| *err += message + "\n"; |
| |
| // Add some context to the message. |
| const int kTruncateColumn = 72; |
| if (col > 0 && col < kTruncateColumn) { |
| int len; |
| bool truncated = true; |
| for (len = 0; len < kTruncateColumn; ++len) { |
| if (line_start[len] == 0 || line_start[len] == '\n') { |
| truncated = false; |
| break; |
| } |
| } |
| *err += string(line_start, len); |
| if (truncated) |
| *err += "..."; |
| *err += "\n"; |
| *err += string(col, ' '); |
| *err += "^ near here"; |
| } |
| |
| return false; |
| } |
| |
| Lexer::Lexer(const char* input) { |
| Start("input", input); |
| } |
| |
| void Lexer::Start(StringPiece filename, StringPiece input) { |
| filename_ = filename; |
| input_ = input; |
| ofs_ = input_.str_; |
| last_token_ = NULL; |
| } |
| |
| const char* Lexer::TokenName(Token t) { |
| switch (t) { |
| case ERROR: return "lexing error"; |
| case BUILD: return "'build'"; |
| case COLON: return "':'"; |
| case DEFAULT: return "'default'"; |
| case EQUALS: return "'='"; |
| case IDENT: return "identifier"; |
| case INCLUDE: return "'include'"; |
| case INDENT: return "indent"; |
| case NEWLINE: return "newline"; |
| case PIPE2: return "'||'"; |
| case PIPE: return "'|'"; |
| case POOL: return "'pool'"; |
| case RULE: return "'rule'"; |
| case SUBNINJA: return "'subninja'"; |
| case TEOF: return "eof"; |
| } |
| return NULL; // not reached |
| } |
| |
| const char* Lexer::TokenErrorHint(Token expected) { |
| switch (expected) { |
| case COLON: |
| return " ($ also escapes ':')"; |
| default: |
| return ""; |
| } |
| } |
| |
| string Lexer::DescribeLastError() { |
| if (last_token_) { |
| switch (last_token_[0]) { |
| case '\t': |
| return "tabs are not allowed, use spaces"; |
| } |
| } |
| return "lexing error"; |
| } |
| |
| void Lexer::UnreadToken() { |
| ofs_ = last_token_; |
| } |
| |
| Lexer::Token Lexer::ReadToken() { |
| const char* p = ofs_; |
| const char* q; |
| const char* start; |
| Lexer::Token token; |
| for (;;) { |
| start = p; |
| |
| { |
| unsigned char yych; |
| unsigned int yyaccept = 0; |
| static const unsigned char yybm[] = { |
| 0, 128, 128, 128, 128, 128, 128, 128, |
| 128, 128, 0, 128, 128, 128, 128, 128, |
| 128, 128, 128, 128, 128, 128, 128, 128, |
| 128, 128, 128, 128, 128, 128, 128, 128, |
| 160, 128, 128, 128, 128, 128, 128, 128, |
| 128, 128, 128, 128, 128, 192, 192, 128, |
| 192, 192, 192, 192, 192, 192, 192, 192, |
| 192, 192, 128, 128, 128, 128, 128, 128, |
| 128, 192, 192, 192, 192, 192, 192, 192, |
| 192, 192, 192, 192, 192, 192, 192, 192, |
| 192, 192, 192, 192, 192, 192, 192, 192, |
| 192, 192, 192, 128, 128, 128, 128, 192, |
| 128, 192, 192, 192, 192, 192, 192, 192, |
| 192, 192, 192, 192, 192, 192, 192, 192, |
| 192, 192, 192, 192, 192, 192, 192, 192, |
| 192, 192, 192, 128, 128, 128, 128, 128, |
| 128, 128, 128, 128, 128, 128, 128, 128, |
| 128, 128, 128, 128, 128, 128, 128, 128, |
| 128, 128, 128, 128, 128, 128, 128, 128, |
| 128, 128, 128, 128, 128, 128, 128, 128, |
| 128, 128, 128, 128, 128, 128, 128, 128, |
| 128, 128, 128, 128, 128, 128, 128, 128, |
| 128, 128, 128, 128, 128, 128, 128, 128, |
| 128, 128, 128, 128, 128, 128, 128, 128, |
| 128, 128, 128, 128, 128, 128, 128, 128, |
| 128, 128, 128, 128, 128, 128, 128, 128, |
| 128, 128, 128, 128, 128, 128, 128, 128, |
| 128, 128, 128, 128, 128, 128, 128, 128, |
| 128, 128, 128, 128, 128, 128, 128, 128, |
| 128, 128, 128, 128, 128, 128, 128, 128, |
| 128, 128, 128, 128, 128, 128, 128, 128, |
| 128, 128, 128, 128, 128, 128, 128, 128, |
| }; |
| yych = *p; |
| if (yybm[0+yych] & 32) { |
| goto yy9; |
| } |
| if (yych <= '^') { |
| if (yych <= ',') { |
| if (yych <= '\f') { |
| if (yych <= 0x00) goto yy2; |
| if (yych == '\n') goto yy6; |
| goto yy4; |
| } else { |
| if (yych <= '\r') goto yy8; |
| if (yych == '#') goto yy12; |
| goto yy4; |
| } |
| } else { |
| if (yych <= ':') { |
| if (yych == '/') goto yy4; |
| if (yych <= '9') goto yy13; |
| goto yy16; |
| } else { |
| if (yych <= '=') { |
| if (yych <= '<') goto yy4; |
| goto yy18; |
| } else { |
| if (yych <= '@') goto yy4; |
| if (yych <= 'Z') goto yy13; |
| goto yy4; |
| } |
| } |
| } |
| } else { |
| if (yych <= 'i') { |
| if (yych <= 'b') { |
| if (yych == '`') goto yy4; |
| if (yych <= 'a') goto yy13; |
| goto yy20; |
| } else { |
| if (yych == 'd') goto yy21; |
| if (yych <= 'h') goto yy13; |
| goto yy22; |
| } |
| } else { |
| if (yych <= 'r') { |
| if (yych == 'p') goto yy23; |
| if (yych <= 'q') goto yy13; |
| goto yy24; |
| } else { |
| if (yych <= 'z') { |
| if (yych <= 's') goto yy25; |
| goto yy13; |
| } else { |
| if (yych == '|') goto yy26; |
| goto yy4; |
| } |
| } |
| } |
| } |
| yy2: |
| ++p; |
| { token = TEOF; break; } |
| yy4: |
| ++p; |
| yy5: |
| { token = ERROR; break; } |
| yy6: |
| ++p; |
| { token = NEWLINE; break; } |
| yy8: |
| yych = *++p; |
| if (yych == '\n') goto yy28; |
| goto yy5; |
| yy9: |
| yyaccept = 0; |
| q = ++p; |
| yych = *p; |
| if (yybm[0+yych] & 32) { |
| goto yy9; |
| } |
| if (yych <= '\f') { |
| if (yych == '\n') goto yy6; |
| } else { |
| if (yych <= '\r') goto yy30; |
| if (yych == '#') goto yy32; |
| } |
| yy11: |
| { token = INDENT; break; } |
| yy12: |
| yyaccept = 1; |
| yych = *(q = ++p); |
| if (yych <= 0x00) goto yy5; |
| goto yy33; |
| yy13: |
| ++p; |
| yych = *p; |
| yy14: |
| if (yybm[0+yych] & 64) { |
| goto yy13; |
| } |
| { token = IDENT; break; } |
| yy16: |
| ++p; |
| { token = COLON; break; } |
| yy18: |
| ++p; |
| { token = EQUALS; break; } |
| yy20: |
| yych = *++p; |
| if (yych == 'u') goto yy36; |
| goto yy14; |
| yy21: |
| yych = *++p; |
| if (yych == 'e') goto yy37; |
| goto yy14; |
| yy22: |
| yych = *++p; |
| if (yych == 'n') goto yy38; |
| goto yy14; |
| yy23: |
| yych = *++p; |
| if (yych == 'o') goto yy39; |
| goto yy14; |
| yy24: |
| yych = *++p; |
| if (yych == 'u') goto yy40; |
| goto yy14; |
| yy25: |
| yych = *++p; |
| if (yych == 'u') goto yy41; |
| goto yy14; |
| yy26: |
| ++p; |
| if ((yych = *p) == '|') goto yy42; |
| { token = PIPE; break; } |
| yy28: |
| ++p; |
| { token = NEWLINE; break; } |
| yy30: |
| yych = *++p; |
| if (yych == '\n') goto yy28; |
| yy31: |
| p = q; |
| if (yyaccept == 0) { |
| goto yy11; |
| } else { |
| goto yy5; |
| } |
| yy32: |
| ++p; |
| yych = *p; |
| yy33: |
| if (yybm[0+yych] & 128) { |
| goto yy32; |
| } |
| if (yych <= 0x00) goto yy31; |
| ++p; |
| { continue; } |
| yy36: |
| yych = *++p; |
| if (yych == 'i') goto yy44; |
| goto yy14; |
| yy37: |
| yych = *++p; |
| if (yych == 'f') goto yy45; |
| goto yy14; |
| yy38: |
| yych = *++p; |
| if (yych == 'c') goto yy46; |
| goto yy14; |
| yy39: |
| yych = *++p; |
| if (yych == 'o') goto yy47; |
| goto yy14; |
| yy40: |
| yych = *++p; |
| if (yych == 'l') goto yy48; |
| goto yy14; |
| yy41: |
| yych = *++p; |
| if (yych == 'b') goto yy49; |
| goto yy14; |
| yy42: |
| ++p; |
| { token = PIPE2; break; } |
| yy44: |
| yych = *++p; |
| if (yych == 'l') goto yy50; |
| goto yy14; |
| yy45: |
| yych = *++p; |
| if (yych == 'a') goto yy51; |
| goto yy14; |
| yy46: |
| yych = *++p; |
| if (yych == 'l') goto yy52; |
| goto yy14; |
| yy47: |
| yych = *++p; |
| if (yych == 'l') goto yy53; |
| goto yy14; |
| yy48: |
| yych = *++p; |
| if (yych == 'e') goto yy55; |
| goto yy14; |
| yy49: |
| yych = *++p; |
| if (yych == 'n') goto yy57; |
| goto yy14; |
| yy50: |
| yych = *++p; |
| if (yych == 'd') goto yy58; |
| goto yy14; |
| yy51: |
| yych = *++p; |
| if (yych == 'u') goto yy60; |
| goto yy14; |
| yy52: |
| yych = *++p; |
| if (yych == 'u') goto yy61; |
| goto yy14; |
| yy53: |
| ++p; |
| if (yybm[0+(yych = *p)] & 64) { |
| goto yy13; |
| } |
| { token = POOL; break; } |
| yy55: |
| ++p; |
| if (yybm[0+(yych = *p)] & 64) { |
| goto yy13; |
| } |
| { token = RULE; break; } |
| yy57: |
| yych = *++p; |
| if (yych == 'i') goto yy62; |
| goto yy14; |
| yy58: |
| ++p; |
| if (yybm[0+(yych = *p)] & 64) { |
| goto yy13; |
| } |
| { token = BUILD; break; } |
| yy60: |
| yych = *++p; |
| if (yych == 'l') goto yy63; |
| goto yy14; |
| yy61: |
| yych = *++p; |
| if (yych == 'd') goto yy64; |
| goto yy14; |
| yy62: |
| yych = *++p; |
| if (yych == 'n') goto yy65; |
| goto yy14; |
| yy63: |
| yych = *++p; |
| if (yych == 't') goto yy66; |
| goto yy14; |
| yy64: |
| yych = *++p; |
| if (yych == 'e') goto yy68; |
| goto yy14; |
| yy65: |
| yych = *++p; |
| if (yych == 'j') goto yy70; |
| goto yy14; |
| yy66: |
| ++p; |
| if (yybm[0+(yych = *p)] & 64) { |
| goto yy13; |
| } |
| { token = DEFAULT; break; } |
| yy68: |
| ++p; |
| if (yybm[0+(yych = *p)] & 64) { |
| goto yy13; |
| } |
| { token = INCLUDE; break; } |
| yy70: |
| yych = *++p; |
| if (yych != 'a') goto yy14; |
| ++p; |
| if (yybm[0+(yych = *p)] & 64) { |
| goto yy13; |
| } |
| { token = SUBNINJA; break; } |
| } |
| |
| } |
| |
| last_token_ = start; |
| ofs_ = p; |
| if (token != NEWLINE && token != TEOF) |
| EatWhitespace(); |
| return token; |
| } |
| |
| bool Lexer::PeekToken(Token token) { |
| Token t = ReadToken(); |
| if (t == token) |
| return true; |
| UnreadToken(); |
| return false; |
| } |
| |
| void Lexer::EatWhitespace() { |
| const char* p = ofs_; |
| const char* q; |
| for (;;) { |
| ofs_ = p; |
| |
| { |
| unsigned char yych; |
| static const unsigned char yybm[] = { |
| 0, 0, 0, 0, 0, 0, 0, 0, |
| 0, 0, 0, 0, 0, 0, 0, 0, |
| 0, 0, 0, 0, 0, 0, 0, 0, |
| 0, 0, 0, 0, 0, 0, 0, 0, |
| 128, 0, 0, 0, 0, 0, 0, 0, |
| 0, 0, 0, 0, 0, 0, 0, 0, |
| 0, 0, 0, 0, 0, 0, 0, 0, |
| 0, 0, 0, 0, 0, 0, 0, 0, |
| 0, 0, 0, 0, 0, 0, 0, 0, |
| 0, 0, 0, 0, 0, 0, 0, 0, |
| 0, 0, 0, 0, 0, 0, 0, 0, |
| 0, 0, 0, 0, 0, 0, 0, 0, |
| 0, 0, 0, 0, 0, 0, 0, 0, |
| 0, 0, 0, 0, 0, 0, 0, 0, |
| 0, 0, 0, 0, 0, 0, 0, 0, |
| 0, 0, 0, 0, 0, 0, 0, 0, |
| 0, 0, 0, 0, 0, 0, 0, 0, |
| 0, 0, 0, 0, 0, 0, 0, 0, |
| 0, 0, 0, 0, 0, 0, 0, 0, |
| 0, 0, 0, 0, 0, 0, 0, 0, |
| 0, 0, 0, 0, 0, 0, 0, 0, |
| 0, 0, 0, 0, 0, 0, 0, 0, |
| 0, 0, 0, 0, 0, 0, 0, 0, |
| 0, 0, 0, 0, 0, 0, 0, 0, |
| 0, 0, 0, 0, 0, 0, 0, 0, |
| 0, 0, 0, 0, 0, 0, 0, 0, |
| 0, 0, 0, 0, 0, 0, 0, 0, |
| 0, 0, 0, 0, 0, 0, 0, 0, |
| 0, 0, 0, 0, 0, 0, 0, 0, |
| 0, 0, 0, 0, 0, 0, 0, 0, |
| 0, 0, 0, 0, 0, 0, 0, 0, |
| 0, 0, 0, 0, 0, 0, 0, 0, |
| }; |
| yych = *p; |
| if (yybm[0+yych] & 128) { |
| goto yy79; |
| } |
| if (yych <= 0x00) goto yy75; |
| if (yych == '$') goto yy82; |
| goto yy77; |
| yy75: |
| ++p; |
| { break; } |
| yy77: |
| ++p; |
| yy78: |
| { break; } |
| yy79: |
| ++p; |
| yych = *p; |
| if (yybm[0+yych] & 128) { |
| goto yy79; |
| } |
| { continue; } |
| yy82: |
| yych = *(q = ++p); |
| if (yych == '\n') goto yy83; |
| if (yych == '\r') goto yy85; |
| goto yy78; |
| yy83: |
| ++p; |
| { continue; } |
| yy85: |
| yych = *++p; |
| if (yych == '\n') goto yy87; |
| p = q; |
| goto yy78; |
| yy87: |
| ++p; |
| { continue; } |
| } |
| |
| } |
| } |
| |
| bool Lexer::ReadIdent(string* out) { |
| const char* p = ofs_; |
| const char* start; |
| for (;;) { |
| start = p; |
| |
| { |
| unsigned char yych; |
| static const unsigned char yybm[] = { |
| 0, 0, 0, 0, 0, 0, 0, 0, |
| 0, 0, 0, 0, 0, 0, 0, 0, |
| 0, 0, 0, 0, 0, 0, 0, 0, |
| 0, 0, 0, 0, 0, 0, 0, 0, |
| 0, 0, 0, 0, 0, 0, 0, 0, |
| 0, 0, 0, 0, 0, 128, 128, 0, |
| 128, 128, 128, 128, 128, 128, 128, 128, |
| 128, 128, 0, 0, 0, 0, 0, 0, |
| 0, 128, 128, 128, 128, 128, 128, 128, |
| 128, 128, 128, 128, 128, 128, 128, 128, |
| 128, 128, 128, 128, 128, 128, 128, 128, |
| 128, 128, 128, 0, 0, 0, 0, 128, |
| 0, 128, 128, 128, 128, 128, 128, 128, |
| 128, 128, 128, 128, 128, 128, 128, 128, |
| 128, 128, 128, 128, 128, 128, 128, 128, |
| 128, 128, 128, 0, 0, 0, 0, 0, |
| 0, 0, 0, 0, 0, 0, 0, 0, |
| 0, 0, 0, 0, 0, 0, 0, 0, |
| 0, 0, 0, 0, 0, 0, 0, 0, |
| 0, 0, 0, 0, 0, 0, 0, 0, |
| 0, 0, 0, 0, 0, 0, 0, 0, |
| 0, 0, 0, 0, 0, 0, 0, 0, |
| 0, 0, 0, 0, 0, 0, 0, 0, |
| 0, 0, 0, 0, 0, 0, 0, 0, |
| 0, 0, 0, 0, 0, 0, 0, 0, |
| 0, 0, 0, 0, 0, 0, 0, 0, |
| 0, 0, 0, 0, 0, 0, 0, 0, |
| 0, 0, 0, 0, 0, 0, 0, 0, |
| 0, 0, 0, 0, 0, 0, 0, 0, |
| 0, 0, 0, 0, 0, 0, 0, 0, |
| 0, 0, 0, 0, 0, 0, 0, 0, |
| 0, 0, 0, 0, 0, 0, 0, 0, |
| }; |
| yych = *p; |
| if (yybm[0+yych] & 128) { |
| goto yy93; |
| } |
| ++p; |
| { |
| last_token_ = start; |
| return false; |
| } |
| yy93: |
| ++p; |
| yych = *p; |
| if (yybm[0+yych] & 128) { |
| goto yy93; |
| } |
| { |
| out->assign(start, p - start); |
| break; |
| } |
| } |
| |
| } |
| last_token_ = start; |
| ofs_ = p; |
| EatWhitespace(); |
| return true; |
| } |
| |
| bool Lexer::ReadEvalString(EvalString* eval, bool path, string* err) { |
| const char* p = ofs_; |
| const char* q; |
| const char* start; |
| for (;;) { |
| start = p; |
| |
| { |
| unsigned char yych; |
| static const unsigned char yybm[] = { |
| 0, 16, 16, 16, 16, 16, 16, 16, |
| 16, 16, 0, 16, 16, 0, 16, 16, |
| 16, 16, 16, 16, 16, 16, 16, 16, |
| 16, 16, 16, 16, 16, 16, 16, 16, |
| 32, 16, 16, 16, 0, 16, 16, 16, |
| 16, 16, 16, 16, 16, 208, 144, 16, |
| 208, 208, 208, 208, 208, 208, 208, 208, |
| 208, 208, 0, 16, 16, 16, 16, 16, |
| 16, 208, 208, 208, 208, 208, 208, 208, |
| 208, 208, 208, 208, 208, 208, 208, 208, |
| 208, 208, 208, 208, 208, 208, 208, 208, |
| 208, 208, 208, 16, 16, 16, 16, 208, |
| 16, 208, 208, 208, 208, 208, 208, 208, |
| 208, 208, 208, 208, 208, 208, 208, 208, |
| 208, 208, 208, 208, 208, 208, 208, 208, |
| 208, 208, 208, 16, 0, 16, 16, 16, |
| 16, 16, 16, 16, 16, 16, 16, 16, |
| 16, 16, 16, 16, 16, 16, 16, 16, |
| 16, 16, 16, 16, 16, 16, 16, 16, |
| 16, 16, 16, 16, 16, 16, 16, 16, |
| 16, 16, 16, 16, 16, 16, 16, 16, |
| 16, 16, 16, 16, 16, 16, 16, 16, |
| 16, 16, 16, 16, 16, 16, 16, 16, |
| 16, 16, 16, 16, 16, 16, 16, 16, |
| 16, 16, 16, 16, 16, 16, 16, 16, |
| 16, 16, 16, 16, 16, 16, 16, 16, |
| 16, 16, 16, 16, 16, 16, 16, 16, |
| 16, 16, 16, 16, 16, 16, 16, 16, |
| 16, 16, 16, 16, 16, 16, 16, 16, |
| 16, 16, 16, 16, 16, 16, 16, 16, |
| 16, 16, 16, 16, 16, 16, 16, 16, |
| 16, 16, 16, 16, 16, 16, 16, 16, |
| }; |
| yych = *p; |
| if (yybm[0+yych] & 16) { |
| goto yy100; |
| } |
| if (yych <= '\r') { |
| if (yych <= 0x00) goto yy98; |
| if (yych <= '\n') goto yy103; |
| goto yy105; |
| } else { |
| if (yych <= ' ') goto yy103; |
| if (yych <= '$') goto yy107; |
| goto yy103; |
| } |
| yy98: |
| ++p; |
| { |
| last_token_ = start; |
| return Error("unexpected EOF", err); |
| } |
| yy100: |
| ++p; |
| yych = *p; |
| if (yybm[0+yych] & 16) { |
| goto yy100; |
| } |
| { |
| eval->AddText(StringPiece(start, p - start)); |
| continue; |
| } |
| yy103: |
| ++p; |
| { |
| if (path) { |
| p = start; |
| break; |
| } else { |
| if (*start == '\n') |
| break; |
| eval->AddText(StringPiece(start, 1)); |
| continue; |
| } |
| } |
| yy105: |
| ++p; |
| if ((yych = *p) == '\n') goto yy108; |
| { |
| last_token_ = start; |
| return Error(DescribeLastError(), err); |
| } |
| yy107: |
| yych = *++p; |
| if (yybm[0+yych] & 64) { |
| goto yy120; |
| } |
| if (yych <= ' ') { |
| if (yych <= '\f') { |
| if (yych == '\n') goto yy112; |
| goto yy110; |
| } else { |
| if (yych <= '\r') goto yy115; |
| if (yych <= 0x1F) goto yy110; |
| goto yy116; |
| } |
| } else { |
| if (yych <= '/') { |
| if (yych == '$') goto yy118; |
| goto yy110; |
| } else { |
| if (yych <= ':') goto yy123; |
| if (yych <= '`') goto yy110; |
| if (yych <= '{') goto yy125; |
| goto yy110; |
| } |
| } |
| yy108: |
| ++p; |
| { |
| if (path) |
| p = start; |
| break; |
| } |
| yy110: |
| ++p; |
| yy111: |
| { |
| last_token_ = start; |
| return Error("bad $-escape (literal $ must be written as $$)", err); |
| } |
| yy112: |
| ++p; |
| yych = *p; |
| if (yybm[0+yych] & 32) { |
| goto yy112; |
| } |
| { |
| continue; |
| } |
| yy115: |
| yych = *++p; |
| if (yych == '\n') goto yy126; |
| goto yy111; |
| yy116: |
| ++p; |
| { |
| eval->AddText(StringPiece(" ", 1)); |
| continue; |
| } |
| yy118: |
| ++p; |
| { |
| eval->AddText(StringPiece("$", 1)); |
| continue; |
| } |
| yy120: |
| ++p; |
| yych = *p; |
| if (yybm[0+yych] & 64) { |
| goto yy120; |
| } |
| { |
| eval->AddSpecial(StringPiece(start + 1, p - start - 1)); |
| continue; |
| } |
| yy123: |
| ++p; |
| { |
| eval->AddText(StringPiece(":", 1)); |
| continue; |
| } |
| yy125: |
| yych = *(q = ++p); |
| if (yybm[0+yych] & 128) { |
| goto yy129; |
| } |
| goto yy111; |
| yy126: |
| ++p; |
| yych = *p; |
| if (yych == ' ') goto yy126; |
| { |
| continue; |
| } |
| yy129: |
| ++p; |
| yych = *p; |
| if (yybm[0+yych] & 128) { |
| goto yy129; |
| } |
| if (yych == '}') goto yy132; |
| p = q; |
| goto yy111; |
| yy132: |
| ++p; |
| { |
| eval->AddSpecial(StringPiece(start + 2, p - start - 3)); |
| continue; |
| } |
| } |
| |
| } |
| last_token_ = start; |
| ofs_ = p; |
| if (path) |
| EatWhitespace(); |
| // Non-path strings end in newlines, so there's no whitespace to eat. |
| return true; |
| } |