X-Git-Url: https://pintos-os.org/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=src%2Flanguage%2Flexer%2Flexer.c;h=71597302032a48cbf31f4d12d028f54bbc009780;hb=c806348911641248369536c11e48ed59757865da;hp=f62767ba915609c3a9dfc50fb058540958d6b83b;hpb=f5c108becd49d78f4898cab11352291f5689d24e;p=pspp diff --git a/src/language/lexer/lexer.c b/src/language/lexer/lexer.c index f62767ba91..7159730203 100644 --- a/src/language/lexer/lexer.c +++ b/src/language/lexer/lexer.c @@ -1,20 +1,18 @@ -/* PSPP - computes sample statistics. +/* PSPP - a program for statistical analysis. Copyright (C) 1997-9, 2000, 2006 Free Software Foundation, Inc. - This program is free software; you can redistribute it and/or - modify it under the terms of the GNU General Public License as - published by the Free Software Foundation; either version 2 of the - License, or (at your option) any later version. + This program is free software: you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation, either version 3 of the License, or + (at your option) any later version. - This program is distributed in the hope that it will be useful, but - WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - General Public License for more details. + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. You should have received a copy of the GNU General Public License - along with this program; if not, write to the Free Software - Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA - 02110-1301, USA. */ + along with this program. If not, see . */ #include #include "lexer.h" @@ -33,6 +31,7 @@ #include #include #include +#include #include "size_max.h" @@ -44,6 +43,7 @@ #define DUMP_TOKENS 0 + struct lexer { struct string line_buffer; @@ -109,6 +109,18 @@ lex_get_source_stream (const struct lexer *lex) return lex->ss; } +enum syntax_mode +lex_current_syntax_mode (const struct lexer *lex) +{ + return source_stream_current_syntax_mode (lex->ss); +} + +enum error_mode +lex_current_error_mode (const struct lexer *lex) +{ + return source_stream_current_error_mode (lex->ss); +} + void lex_destroy (struct lexer *lexer) @@ -833,7 +845,7 @@ strip_comments (struct string *string) *LINE_STARTS_COMMAND and *LINE_ENDS_COMMAND appropriately. */ void lex_preprocess_line (struct string *line, - enum getl_syntax syntax, + enum syntax_mode syntax, bool *line_starts_command, bool *line_ends_command) { @@ -855,11 +867,12 @@ lex_preprocess_line (struct string *line, Sets *SYNTAX, if SYNTAX is non-null, to the line's syntax mode. */ bool -lex_get_line_raw (struct lexer *lexer, enum getl_syntax *syntax) +lex_get_line_raw (struct lexer *lexer) { - enum getl_syntax dummy; - bool ok = getl_read_line (lexer->ss, &lexer->line_buffer, - syntax != NULL ? syntax : &dummy); + bool ok = getl_read_line (lexer->ss, &lexer->line_buffer); + enum syntax_mode mode = lex_current_syntax_mode (lexer); + journal_write (mode == GETL_BATCH, ds_cstr (&lexer->line_buffer)); + return ok; } @@ -870,15 +883,15 @@ bool lex_get_line (struct lexer *lexer) { bool line_starts_command; - enum getl_syntax syntax; - if (!lex_get_line_raw (lexer, &syntax)) + if (!lex_get_line_raw (lexer)) { lexer->prog = NULL; - return false; + return false; } - lex_preprocess_line (&lexer->line_buffer, syntax, + lex_preprocess_line (&lexer->line_buffer, + lex_current_syntax_mode (lexer), &line_starts_command, &lexer->dot); if (line_starts_command)