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indent: clean up comments, parentheses, debug messages, boolean operator 

No functional change.
This commit is contained in:
rillig 2021-10-08 23:47:40 +00:00
parent f577c4493e
commit c196e4acb6
2 changed files with 20 additions and 23 deletions
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37
usr.bin/indent/indent.c
View File

@ -1,4 +1,4 @@
/* $NetBSD: indent.c,v 1.134 2021/10/08 23:43:33 rillig Exp $ */
/* $NetBSD: indent.c,v 1.135 2021/10/08 23:47:40 rillig Exp $ */
/*-
* SPDX-License-Identifier: BSD-4-Clause
@ -43,7 +43,7 @@ static char sccsid[] = "@(#)indent.c 5.17 (Berkeley) 6/7/93";
#include <sys/cdefs.h>
#if defined(__NetBSD__)
__RCSID("$NetBSD: indent.c,v 1.134 2021/10/08 23:43:33 rillig Exp $");
__RCSID("$NetBSD: indent.c,v 1.135 2021/10/08 23:47:40 rillig Exp $");
#elif defined(__FreeBSD__)
__FBSDID("$FreeBSD: head/usr.bin/indent/indent.c 340138 2018-11-04 19:24:49Z oshogbo $");
#endif
@ -264,6 +264,7 @@ search_brace_other(token_type ttype, bool *force_nl,
diag(0, "Line broken");
}
/* XXX: buffer overflow? This is essentially a strcpy. */
for (const char *t_ptr = token.s; *t_ptr != '\0'; ++t_ptr)
*sc_end++ = *t_ptr;
return true;
@ -727,13 +728,13 @@ process_lparen_or_lbracket(int decl_ind, bool tabs_to_var, bool sp_sw)
ps.paren_indents[ps.p_l_follow - 1] =
(short)indentation_after_range(0, code.s, code.e);
debug_println("paren_indent[%d] is now %d",
debug_println("paren_indents[%d] is now %d",
ps.p_l_follow - 1, ps.paren_indents[ps.p_l_follow - 1]);
if (sp_sw && ps.p_l_follow == 1 && opt.extra_expr_indent
&& ps.paren_indents[0] < 2 * opt.indent_size) {
ps.paren_indents[0] = (short)(2 * opt.indent_size);
debug_println("paren_indent[0] is now %d", ps.paren_indents[0]);
debug_println("paren_indents[0] is now %d", ps.paren_indents[0]);
}
if (ps.init_or_struct && *token.s == '(' && ps.tos <= 2) {
@ -772,8 +773,8 @@ process_rparen_or_rbracket(bool *sp_sw, bool *force_nl,
*code.e++ = token.s[0];
if (*sp_sw && (ps.p_l_follow == 0)) { /* check for end of if (...),
* or some such */
if (*sp_sw && ps.p_l_follow == 0) { /* check for end of if (...), or some
* such */
*sp_sw = false;
*force_nl = true; /* must force newline after if */
ps.last_u_d = true; /* inform lexi that a following operator is
@ -825,9 +826,7 @@ process_postfix_op(void)
static void
process_question(int *seen_quest)
{
(*seen_quest)++; /* this will be used when a later colon
* appears, so we can distinguish the
* <c>?<n>:<n> construct */
(*seen_quest)++;
if (ps.want_blank)
*code.e++ = ' ';
*code.e++ = '?';
@ -871,8 +870,7 @@ process_semicolon(bool *seen_case, int *seen_quest, int decl_ind,
bool *force_nl)
{
if (ps.decl_nest == 0)
ps.init_or_struct = false; /* we are not in an initialization or
* structure declaration */
ps.init_or_struct = false;
*seen_case = false; /* these will only need resetting in an error */
*seen_quest = 0;
if (ps.last_token == rparen_or_rbracket)
@ -890,16 +888,15 @@ process_semicolon(bool *seen_case, int *seen_quest, int decl_ind,
ps.dumped_decl_indent = true;
}
ps.in_decl = (ps.decl_nest > 0); /* if we were in a first level
ps.in_decl = ps.decl_nest > 0; /* if we were in a first level
* structure declaration, we aren't
* anymore */
if ((!*sp_sw || hd_type != for_exprs) && ps.p_l_follow > 0) {
/*
* This should be true iff there were unbalanced parens in the stmt.
* It is a bit complicated, because the semicolon might be in a for
* stmt
* There were unbalanced parens in the statement. It is a bit
* complicated, because the semicolon might be in a for statement.
*/
diag(1, "Unbalanced parens");
ps.p_l_follow = 0;
@ -1160,7 +1157,7 @@ process_period(void)
static void
process_comma(int decl_ind, bool tabs_to_var, bool *force_nl)
{
ps.want_blank = (code.s != code.e); /* only put blank after comma if comma
ps.want_blank = code.s != code.e; /* only put blank after comma if comma
* does not start the line */
if (ps.in_decl && ps.procname[0] == '\0' && !ps.block_init &&
@ -1333,8 +1330,8 @@ main_loop(void)
bool tabs_to_var; /* true if using tabs to indent to var name */
bool sp_sw; /* when true, we are in the expression of
* if(...), while(...), etc. */
token_type hd_type = end_of_file; /* used to store type of stmt for if
* (...), for (...), etc */
token_type hd_type = end_of_file; /* the type of statement for if (...),
* for (...), etc */
int seen_quest; /* when this is positive, we have seen a '?'
* without the matching ':' in a <c>?<s>:<s>
* construct */
@ -1440,8 +1437,8 @@ main_loop(void)
case keyword_for_if_while:
sp_sw = true; /* the interesting stuff is done after the
* expression is scanned */
hd_type = (*token.s == 'i' ? if_expr :
(*token.s == 'w' ? while_expr : for_exprs));
hd_type = *token.s == 'i' ? if_expr :
*token.s == 'w' ? while_expr : for_exprs;
/* remember the type of header for later use by parser */
goto copy_token;

6
usr.bin/indent/parse.c
View File

@ -1,4 +1,4 @@
/* $NetBSD: parse.c,v 1.34 2021/10/08 21:48:33 rillig Exp $ */
/* $NetBSD: parse.c,v 1.35 2021/10/08 23:47:41 rillig Exp $ */
/*-
* SPDX-License-Identifier: BSD-4-Clause
@ -114,7 +114,7 @@ parse(token_type ttype)
break;
case lbrace:
break_comma = false; /* don't break comma in an initial list */
break_comma = false; /* don't break comma in an initializer list */
if (ps.p_stack[ps.tos] == stmt || ps.p_stack[ps.tos] == decl
|| ps.p_stack[ps.tos] == stmt_list)
++ps.ind_level_follow; /* it is a random, isolated stmt
@ -164,7 +164,7 @@ parse(token_type ttype)
ps.ind_level_follow = ps.ind_level + 1;
ps.p_stack[ps.tos] = if_expr_stmt_else;
/* remember if with else */
ps.search_brace = opt.brace_same_line | opt.else_if;
ps.search_brace = opt.brace_same_line || opt.else_if;
}
break;