364 lines
15 KiB
C
364 lines
15 KiB
C
/* $NetBSD: indent_globs.h,v 1.9 2009/04/12 11:09:49 lukem Exp $ */
|
|
|
|
/*
|
|
* Copyright (c) 1980, 1993
|
|
* The Regents of the University of California. All rights reserved.
|
|
*
|
|
* Redistribution and use in source and binary forms, with or without
|
|
* modification, are permitted provided that the following conditions
|
|
* are met:
|
|
* 1. Redistributions of source code must retain the above copyright
|
|
* notice, this list of conditions and the following disclaimer.
|
|
* 2. Redistributions in binary form must reproduce the above copyright
|
|
* notice, this list of conditions and the following disclaimer in the
|
|
* documentation and/or other materials provided with the distribution.
|
|
* 3. Neither the name of the University nor the names of its contributors
|
|
* may be used to endorse or promote products derived from this software
|
|
* without specific prior written permission.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
|
|
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
|
|
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
|
|
* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
|
|
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
|
|
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
|
|
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
|
|
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
|
|
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
|
|
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
|
|
* SUCH DAMAGE.
|
|
*
|
|
* from: @(#)indent_globs.h 8.1 (Berkeley) 6/6/93
|
|
*/
|
|
|
|
/*
|
|
* Copyright (c) 1985 Sun Microsystems, Inc.
|
|
* Copyright (c) 1976 Board of Trustees of the University of Illinois.
|
|
* All rights reserved.
|
|
*
|
|
* Redistribution and use in source and binary forms, with or without
|
|
* modification, are permitted provided that the following conditions
|
|
* are met:
|
|
* 1. Redistributions of source code must retain the above copyright
|
|
* notice, this list of conditions and the following disclaimer.
|
|
* 2. Redistributions in binary form must reproduce the above copyright
|
|
* notice, this list of conditions and the following disclaimer in the
|
|
* documentation and/or other materials provided with the distribution.
|
|
* 3. All advertising materials mentioning features or use of this software
|
|
* must display the following acknowledgement:
|
|
* This product includes software developed by the University of
|
|
* California, Berkeley and its contributors.
|
|
* 4. Neither the name of the University nor the names of its contributors
|
|
* may be used to endorse or promote products derived from this software
|
|
* without specific prior written permission.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
|
|
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
|
|
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
|
|
* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
|
|
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
|
|
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
|
|
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
|
|
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
|
|
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
|
|
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
|
|
* SUCH DAMAGE.
|
|
*
|
|
* from: @(#)indent_globs.h 8.1 (Berkeley) 6/6/93
|
|
*/
|
|
|
|
#define BACKSLASH '\\'
|
|
#define bufsize 200 /* size of internal buffers */
|
|
#define sc_size 5000 /* size of save_com buffer */
|
|
#define label_offset 2 /* number of levels a label is placed to left
|
|
* of code */
|
|
|
|
#define tabsize 8 /* the size of a tab */
|
|
#define tabmask 0177770 /* mask used when figuring length of lines
|
|
* with tabs */
|
|
|
|
|
|
#define false 0
|
|
#define true 1
|
|
|
|
|
|
#ifndef EXTERN
|
|
#define EXTERN extern
|
|
#endif
|
|
|
|
|
|
EXTERN FILE *input; /* the fid for the input file */
|
|
EXTERN FILE *output; /* the output file */
|
|
|
|
#define CHECK_SIZE_CODE \
|
|
if (e_code >= l_code) { \
|
|
int nsize = l_code-s_code+400; \
|
|
codebuf = (char *) realloc(codebuf, nsize); \
|
|
e_code = codebuf + (e_code-s_code) + 1; \
|
|
l_code = codebuf + nsize - 5; \
|
|
s_code = codebuf + 1; \
|
|
}
|
|
#define CHECK_SIZE_COM \
|
|
if (e_com >= l_com) { \
|
|
int nsize = l_com-s_com+400; \
|
|
combuf = (char *) realloc(combuf, nsize); \
|
|
e_com = combuf + (e_com-s_com) + 1; \
|
|
l_com = combuf + nsize - 5; \
|
|
s_com = combuf + 1; \
|
|
}
|
|
#define CHECK_SIZE_LAB \
|
|
if (e_lab >= l_lab) { \
|
|
int nsize = l_lab-s_lab+400; \
|
|
labbuf = (char *) realloc(labbuf, nsize); \
|
|
e_lab = labbuf + (e_lab-s_lab) + 1; \
|
|
l_lab = labbuf + nsize - 5; \
|
|
s_lab = labbuf + 1; \
|
|
}
|
|
#define CHECK_SIZE_TOKEN \
|
|
if (e_token >= l_token) { \
|
|
int nsize = l_token-s_token+400; \
|
|
tokenbuf = (char *) realloc(tokenbuf, nsize); \
|
|
e_token = tokenbuf + (e_token-s_token) + 1; \
|
|
l_token = tokenbuf + nsize - 5; \
|
|
s_token = tokenbuf + 1; \
|
|
}
|
|
|
|
EXTERN char *labbuf; /* buffer for label */
|
|
EXTERN char *s_lab; /* start ... */
|
|
EXTERN char *e_lab; /* .. and end of stored label */
|
|
EXTERN char *l_lab; /* limit of label buffer */
|
|
|
|
EXTERN char *codebuf; /* buffer for code section */
|
|
EXTERN char *s_code; /* start ... */
|
|
EXTERN char *e_code; /* .. and end of stored code */
|
|
EXTERN char *l_code; /* limit of code section */
|
|
|
|
EXTERN char *combuf; /* buffer for comments */
|
|
EXTERN char *s_com; /* start ... */
|
|
EXTERN char *e_com; /* ... and end of stored comments */
|
|
EXTERN char *l_com; /* limit of comment buffer */
|
|
|
|
#define token s_token
|
|
EXTERN char *tokenbuf; /* the last token scanned */
|
|
EXTERN char *s_token;
|
|
EXTERN char *e_token;
|
|
EXTERN char *l_token;
|
|
|
|
EXTERN char *in_buffer; /* input buffer */
|
|
EXTERN char *in_buffer_limit; /* the end of the input buffer */
|
|
EXTERN char *buf_ptr; /* ptr to next character to be taken from
|
|
* in_buffer */
|
|
EXTERN char *buf_end; /* ptr to first after last char in in_buffer */
|
|
|
|
EXTERN char save_com[sc_size]; /* input text is saved here when looking for
|
|
* the brace after an if, while, etc */
|
|
EXTERN char *sc_end; /* pointer into save_com buffer */
|
|
|
|
EXTERN char *bp_save; /* saved value of buf_ptr when taking input
|
|
* from save_com */
|
|
EXTERN char *be_save; /* similarly saved value of buf_end */
|
|
|
|
|
|
EXTERN int pointer_as_binop;
|
|
EXTERN int blanklines_after_declarations;
|
|
EXTERN int blanklines_before_blockcomments;
|
|
EXTERN int blanklines_after_procs;
|
|
EXTERN int blanklines_around_conditional_compilation;
|
|
EXTERN int swallow_optional_blanklines;
|
|
EXTERN int n_real_blanklines;
|
|
EXTERN int prefix_blankline_requested;
|
|
EXTERN int postfix_blankline_requested;
|
|
EXTERN int break_comma; /* when true and not in parens, break after a
|
|
* comma */
|
|
EXTERN int btype_2; /* when true, brace should be on same line as
|
|
* if, while, etc */
|
|
EXTERN float case_ind; /* indentation level to be used for a "case
|
|
* n:" */
|
|
EXTERN int code_lines; /* count of lines with code */
|
|
EXTERN int had_eof; /* set to true when input is exhausted */
|
|
EXTERN int line_no; /* the current line number. */
|
|
EXTERN int max_col; /* the maximum allowable line length */
|
|
EXTERN int verbose; /* when true, non-essential error messages are
|
|
* printed */
|
|
EXTERN int cuddle_else; /* true if else should cuddle up to '}' */
|
|
EXTERN int star_comment_cont; /* true iff comment continuation lines should
|
|
* have stars at the beginning of each line. */
|
|
EXTERN int comment_delimiter_on_blankline;
|
|
EXTERN int troff; /* true iff were generating troff input */
|
|
EXTERN int procnames_start_line; /* if true, the names of procedures being
|
|
* defined get placed in column 1 (ie. a
|
|
* newline is placed between the type of the
|
|
* procedure and its name) */
|
|
EXTERN int proc_calls_space; /* If true, procedure calls look like:
|
|
* foo(bar) rather than foo (bar) */
|
|
EXTERN int format_col1_comments; /* If comments which start in column 1 are to
|
|
* be magically reformatted (just like
|
|
* comments that begin in later columns) */
|
|
EXTERN int inhibit_formatting; /* true if INDENT OFF is in effect */
|
|
EXTERN int suppress_blanklines; /* set iff following blanklines should be
|
|
* suppressed */
|
|
EXTERN int continuation_indent; /* set to the indentation between the edge of
|
|
* code and continuation lines */
|
|
EXTERN int lineup_to_parens; /* if true, continued code within parens will
|
|
* be lined up to the open paren */
|
|
EXTERN int Bill_Shannon; /* true iff a blank should always be inserted
|
|
* after sizeof */
|
|
EXTERN int blanklines_after_declarations_at_proctop; /* This is vaguely
|
|
* similar to
|
|
* blanklines_after_decla
|
|
* rations except that
|
|
* it only applies to
|
|
* the first set of
|
|
* declarations in a
|
|
* procedure (just after
|
|
* the first '{') and it
|
|
* causes a blank line
|
|
* to be generated even
|
|
* if there are no
|
|
* declarations */
|
|
EXTERN int block_comment_max_col;
|
|
EXTERN int extra_expression_indent; /* True if continuation lines from the
|
|
* expression part of "if(e)", "while(e)",
|
|
* "for(e;e;e)" should be indented an extra
|
|
* tab stop so that they don't conflict with
|
|
* the code that follows */
|
|
|
|
/* -troff font state information */
|
|
|
|
struct fstate {
|
|
char font[4];
|
|
char size;
|
|
int allcaps:1;
|
|
};
|
|
|
|
EXTERN struct fstate
|
|
keywordf, /* keyword font */
|
|
stringf, /* string font */
|
|
boxcomf, /* Box comment font */
|
|
blkcomf, /* Block comment font */
|
|
scomf, /* Same line comment font */
|
|
bodyf; /* major body font */
|
|
|
|
#define STACK_SIZE 150
|
|
|
|
EXTERN struct parser_state {
|
|
int last_token;
|
|
struct fstate cfont; /* Current font */
|
|
int p_stack[STACK_SIZE]; /* this is the parsers stack */
|
|
int il[STACK_SIZE]; /* this stack stores indentation levels */
|
|
float cstk[STACK_SIZE];/* used to store case stmt indentation levels */
|
|
int box_com; /* set to true when we are in a "boxed"
|
|
* comment. In that case, the first non-blank
|
|
* char should be lined up with the comment / */
|
|
int comment_delta, n_comment_delta;
|
|
int cast_mask; /* indicates which close parens close off
|
|
* casts */
|
|
int sizeof_mask; /* indicates which close parens close off
|
|
* sizeof''s */
|
|
int block_init; /* true iff inside a block initialization */
|
|
int block_init_level; /* The level of brace nesting in an
|
|
* initialization */
|
|
int last_nl; /* this is true if the last thing scanned was
|
|
* a newline */
|
|
int in_or_st; /* Will be true iff there has been a
|
|
* declarator (e.g. int or char) and no left
|
|
* paren since the last semicolon. When true,
|
|
* a '{' is starting a structure definition or
|
|
* an initialization list */
|
|
int bl_line; /* set to 1 by dump_line if the line is blank */
|
|
int col_1; /* set to true if the last token started in
|
|
* column 1 */
|
|
int com_col; /* this is the column in which the current
|
|
* coment should start */
|
|
int com_ind; /* the column in which comments to the right
|
|
* of code should start */
|
|
int com_lines; /* the number of lines with comments, set by
|
|
* dump_line */
|
|
int dec_nest; /* current nesting level for structure or init */
|
|
int decl_com_ind; /* the column in which comments after
|
|
* declarations should be put */
|
|
int decl_on_line; /* set to true if this line of code has part
|
|
* of a declaration on it */
|
|
int i_l_follow; /* the level to which ind_level should be set
|
|
* after the current line is printed */
|
|
int in_decl; /* set to true when we are in a declaration
|
|
* stmt. The processing of braces is then
|
|
* slightly different */
|
|
int in_stmt; /* set to 1 while in a stmt */
|
|
int ind_level; /* the current indentation level */
|
|
int ind_size; /* the size of one indentation level */
|
|
int ind_stmt; /* set to 1 if next line should have an extra
|
|
* indentation level because we are in the
|
|
* middle of a stmt */
|
|
int last_u_d; /* set to true after scanning a token which
|
|
* forces a following operator to be unary */
|
|
int leave_comma; /* if true, never break declarations after
|
|
* commas */
|
|
int ljust_decl; /* true if declarations should be left
|
|
* justified */
|
|
int out_coms; /* the number of comments processed, set by
|
|
* pr_comment */
|
|
int out_lines; /* the number of lines written, set by
|
|
* dump_line */
|
|
int p_l_follow; /* used to remember how to indent following
|
|
* statement */
|
|
int paren_level; /* parenthesization level. used to indent
|
|
* within stmts */
|
|
short paren_indents[20]; /* column positions of each paren */
|
|
int pcase; /* set to 1 if the current line label is a
|
|
* case. It is printed differently from a
|
|
* regular label */
|
|
int search_brace; /* set to true by parse when it is necessary
|
|
* to buffer up all info up to the start of a
|
|
* stmt after an if, while, etc */
|
|
int unindent_displace; /* comments not to the right of code
|
|
* will be placed this many
|
|
* indentation levels to the left of
|
|
* code */
|
|
int use_ff; /* set to one if the current line should be
|
|
* terminated with a form feed */
|
|
int want_blank; /* set to true when the following token should
|
|
* be prefixed by a blank. (Said prefixing is
|
|
* ignored in some cases.) */
|
|
int else_if; /* True iff else if pairs should be handled
|
|
* specially */
|
|
int decl_indent; /* column to indent declared identifiers to */
|
|
int its_a_keyword;
|
|
int sizeof_keyword;
|
|
int dumped_decl_indent;
|
|
float case_indent; /* The distance to indent case labels from the
|
|
* switch statement */
|
|
int in_parameter_declaration;
|
|
int indent_parameters;
|
|
int tos; /* pointer to top of stack */
|
|
char procname[100]; /* The name of the current procedure */
|
|
int just_saw_decl;
|
|
} ps;
|
|
|
|
EXTERN int ifdef_level;
|
|
EXTERN int rparen_count;
|
|
EXTERN struct parser_state state_stack[5];
|
|
EXTERN struct parser_state match_state[5];
|
|
|
|
int compute_code_target(void);
|
|
int compute_label_target(void);
|
|
int count_spaces(int, char *);
|
|
void diag(int, const char *,...) __attribute__((__format__(__printf__, 2, 3)));
|
|
void dump_line(void);
|
|
int eqin(const char *, const char *);
|
|
void fill_buffer(void);
|
|
int pad_output(int, int);
|
|
void scan_profile(FILE *);
|
|
void set_defaults(void);
|
|
void set_option(char *);
|
|
void addkey(char *, int);
|
|
void set_profile(void);
|
|
char *chfont(struct fstate *, struct fstate *, char *);
|
|
void parsefont(struct fstate *, const char *);
|
|
void writefdef(struct fstate *, int);
|
|
int lexi(void);
|
|
void reduce(void);
|
|
void parse(int);
|
|
void pr_comment(void);
|
|
void bakcopy(void);
|