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-rw-r--r--gcc-4.4.3/libcpp/directives-only.c241
1 files changed, 0 insertions, 241 deletions
diff --git a/gcc-4.4.3/libcpp/directives-only.c b/gcc-4.4.3/libcpp/directives-only.c
deleted file mode 100644
index e19f80696..000000000
--- a/gcc-4.4.3/libcpp/directives-only.c
+++ /dev/null
@@ -1,241 +0,0 @@
-/* CPP Library - directive only preprocessing for distributed compilation.
- Copyright (C) 2007, 2009
- Free Software Foundation, Inc.
- Contributed by Ollie Wild <aaw@google.com>.
-
-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, 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.
-
-You should have received a copy of the GNU General Public License
-along with this program; see the file COPYING3. If not see
-<http://www.gnu.org/licenses/>. */
-
-#include "config.h"
-#include "system.h"
-#include "cpplib.h"
-#include "internal.h"
-
-/* DO (Directive only) flags. */
-#define DO_BOL (1 << 0) /* At the beginning of a logical line. */
-#define DO_STRING (1 << 1) /* In a string constant. */
-#define DO_CHAR (1 << 2) /* In a character constant. */
-#define DO_BLOCK_COMMENT (1 << 3) /* In a block comment. */
-#define DO_LINE_COMMENT (1 << 4) /* In a single line "//-style" comment. */
-
-#define DO_LINE_SPECIAL (DO_STRING | DO_CHAR | DO_LINE_COMMENT)
-#define DO_SPECIAL (DO_LINE_SPECIAL | DO_BLOCK_COMMENT)
-
-/* Writes out the preprocessed file, handling spacing and paste
- avoidance issues. */
-void
-_cpp_preprocess_dir_only (cpp_reader *pfile,
- const struct _cpp_dir_only_callbacks *cb)
-{
- struct cpp_buffer *buffer;
- const unsigned char *cur, *base, *next_line, *rlimit;
- cppchar_t c, last_c;
- unsigned flags;
- linenum_type lines;
- int col;
- source_location loc;
-
- restart:
- /* Buffer initialization ala _cpp_clean_line(). */
- buffer = pfile->buffer;
- buffer->cur_note = buffer->notes_used = 0;
- buffer->cur = buffer->line_base = buffer->next_line;
- buffer->need_line = false;
-
- /* This isn't really needed. It prevents a compiler warning, though. */
- loc = pfile->line_table->highest_line;
-
- /* Scan initialization. */
- next_line = cur = base = buffer->cur;
- rlimit = buffer->rlimit;
- flags = DO_BOL;
- lines = 0;
- col = 1;
-
- for (last_c = '\n', c = *cur; cur < rlimit; last_c = c, c = *++cur, ++col)
- {
- /* Skip over escaped newlines. */
- if (__builtin_expect (c == '\\', false))
- {
- const unsigned char *tmp = cur + 1;
-
- while (is_nvspace (*tmp) && tmp < rlimit)
- tmp++;
- if (*tmp == '\r')
- tmp++;
- if (*tmp == '\n' && tmp < rlimit)
- {
- CPP_INCREMENT_LINE (pfile, 0);
- lines++;
- col = 0;
- cur = tmp;
- c = last_c;
- continue;
- }
- }
-
- if (__builtin_expect (last_c == '#', false) && !(flags & DO_SPECIAL))
- {
- if (c != '#' && (flags & DO_BOL))
- {
- struct line_maps *line_table;
-
- if (!pfile->state.skipping && next_line != base)
- cb->print_lines (lines, base, next_line - base);
-
- /* Prep things for directive handling. */
- buffer->next_line = cur;
- buffer->need_line = true;
- _cpp_get_fresh_line (pfile);
-
- /* Ensure proper column numbering for generated error messages. */
- buffer->line_base -= col - 1;
-
- _cpp_handle_directive (pfile, 0 /* ignore indented */);
-
- /* Sanitize the line settings. Duplicate #include's can mess
- things up. */
- line_table = pfile->line_table;
- line_table->highest_location = line_table->highest_line;
-
- /* The if block prevents us from outputing line information when
- the file ends with a directive and no newline. Note that we
- must use pfile->buffer, not buffer. */
- if (pfile->buffer->next_line < pfile->buffer->rlimit)
- cb->maybe_print_line (pfile->line_table->highest_line);
-
- goto restart;
- }
-
- flags &= ~DO_BOL;
- pfile->mi_valid = false;
- }
- else if (__builtin_expect (last_c == '/', false) \
- && !(flags & DO_SPECIAL) && c != '*' && c != '/')
- {
- /* If a previous slash is not starting a block comment, clear the
- DO_BOL flag. */
- flags &= ~DO_BOL;
- pfile->mi_valid = false;
- }
-
- switch (c)
- {
- case '/':
- if ((flags & DO_BLOCK_COMMENT) && last_c == '*')
- {
- flags &= ~DO_BLOCK_COMMENT;
- c = 0;
- }
- else if (!(flags & DO_SPECIAL) && last_c == '/')
- flags |= DO_LINE_COMMENT;
- else if (!(flags & DO_SPECIAL))
- /* Mark the position for possible error reporting. */
- LINEMAP_POSITION_FOR_COLUMN (loc, pfile->line_table, col);
-
- break;
-
- case '*':
- if (!(flags & DO_SPECIAL))
- {
- if (last_c == '/')
- flags |= DO_BLOCK_COMMENT;
- else
- {
- flags &= ~DO_BOL;
- pfile->mi_valid = false;
- }
- }
-
- break;
-
- case '\'':
- case '"':
- {
- unsigned state = (c == '"') ? DO_STRING : DO_CHAR;
-
- if (!(flags & DO_SPECIAL))
- {
- flags |= state;
- flags &= ~DO_BOL;
- pfile->mi_valid = false;
- }
- else if ((flags & state) && last_c != '\\')
- flags &= ~state;
-
- break;
- }
-
- case '\\':
- {
- if ((flags & (DO_STRING | DO_CHAR)) && last_c == '\\')
- c = 0;
-
- if (!(flags & DO_SPECIAL))
- {
- flags &= ~DO_BOL;
- pfile->mi_valid = false;
- }
-
- break;
- }
-
- case '\n':
- CPP_INCREMENT_LINE (pfile, 0);
- lines++;
- col = 0;
- flags &= ~DO_LINE_SPECIAL;
- if (!(flags & DO_SPECIAL))
- flags |= DO_BOL;
- break;
-
- case '#':
- next_line = cur;
- /* Don't update DO_BOL yet. */
- break;
-
- case ' ': case '\t': case '\f': case '\v': case '\0':
- break;
-
- default:
- if (!(flags & DO_SPECIAL))
- {
- flags &= ~DO_BOL;
- pfile->mi_valid = false;
- }
- break;
- }
- }
-
- if (flags & DO_BLOCK_COMMENT)
- cpp_error_with_line (pfile, CPP_DL_ERROR, loc, 0, "unterminated comment");
-
- if (!pfile->state.skipping && cur != base)
- {
- /* If the file was not newline terminated, add rlimit, which is
- guaranteed to point to a newline, to the end of our range. */
- if (cur[-1] != '\n')
- {
- cur++;
- CPP_INCREMENT_LINE (pfile, 0);
- lines++;
- }
-
- cb->print_lines (lines, base, cur - base);
- }
-
- _cpp_pop_buffer (pfile);
- if (pfile->buffer)
- goto restart;
-}
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