[src/trunk]: src/usr.bin/indent indent: rename ps.decl_nest to decl_level

[rillig <rillig%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/e9c5b55db9ec
branches:  trunk
changeset: 991105:e9c5b55db9ec
user:      rillig <rillig%NetBSD.org@localhost>
date:      Sun Nov 07 15:18:25 2021 +0000

description:
indent: rename ps.decl_nest to decl_level

This better matches the comment.

No functional change.

diffstat:

 usr.bin/indent/indent.c |  30 +++++++++++++++---------------
 usr.bin/indent/indent.h |   5 +++--
 usr.bin/indent/lexi.c   |   6 +++---
 3 files changed, 21 insertions(+), 20 deletions(-)

diffs (152 lines):

diff -r 588207adf8bd -r e9c5b55db9ec usr.bin/indent/indent.c
--- a/usr.bin/indent/indent.c   Sun Nov 07 15:01:50 2021 +0000
+++ b/usr.bin/indent/indent.c   Sun Nov 07 15:18:25 2021 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: indent.c,v 1.214 2021/11/07 14:00:35 rillig Exp $      */
+/*     $NetBSD: indent.c,v 1.215 2021/11/07 15:18:25 rillig Exp $      */
 
 /*-
  * SPDX-License-Identifier: BSD-4-Clause
@@ -43,7 +43,7 @@
 
 #include <sys/cdefs.h>
 #if defined(__NetBSD__)
-__RCSID("$NetBSD: indent.c,v 1.214 2021/11/07 14:00:35 rillig Exp $");
+__RCSID("$NetBSD: indent.c,v 1.215 2021/11/07 15:18:25 rillig Exp $");
 #elif defined(__FreeBSD__)
 __FBSDID("$FreeBSD: head/usr.bin/indent/indent.c 340138 2018-11-04 19:24:49Z oshogbo $");
 #endif
@@ -920,7 +920,7 @@
 process_semicolon(bool *seen_case, int *quest_level, int decl_ind,
     bool tabs_to_var, bool *spaced_expr, stmt_head hd, bool *force_nl)
 {
-    if (ps.decl_nest == 0)
+    if (ps.decl_level == 0)
        ps.init_or_struct = false;
     *seen_case = false;                /* these will only need resetting in an error */
     *quest_level = 0;
@@ -939,7 +939,7 @@
        ps.decl_indent_done = true;
     }
 
-    ps.in_decl = ps.decl_nest > 0;     /* if we were in a first level
+    ps.in_decl = ps.decl_level > 0;    /* if we were in a first level
                                         * structure declaration, we aren't
                                         * anymore */
 
@@ -1011,11 +1011,11 @@
     if (code.s == code.e)
        ps.ind_stmt = false;    /* don't indent the '{' itself */
     if (ps.in_decl && ps.init_or_struct) {
-       di_stack[ps.decl_nest] = *decl_ind;
-       if (++ps.decl_nest == di_stack_cap) {
+       di_stack[ps.decl_level] = *decl_ind;
+       if (++ps.decl_level == di_stack_cap) {
            diag(0, "Reached internal limit of %d struct levels",
                di_stack_cap);
-           ps.decl_nest--;
+           ps.decl_level--;
        }
     } else {
        ps.decl_on_line = false;        /* we can't be in the middle of a
@@ -1063,9 +1063,9 @@
     ps.want_blank = true;
     ps.in_stmt = ps.ind_stmt = false;
 
-    if (ps.decl_nest > 0) { /* we are in multi-level structure declaration */
-       *decl_ind = di_stack[--ps.decl_nest];
-       if (ps.decl_nest == 0 && !ps.in_parameter_declaration) {
+    if (ps.decl_level > 0) { /* we are in multi-level structure declaration */
+       *decl_ind = di_stack[--ps.decl_level];
+       if (ps.decl_level == 0 && !ps.in_parameter_declaration) {
            ps.just_saw_decl = 2;
            *decl_ind = ps.ind_level == 0
                ? opt.decl_indent : opt.local_decl_indent;
@@ -1079,7 +1079,7 @@
        && ps.s_sym[ps.tos] == psym_if_expr_stmt
        && ps.s_ind_level[ps.tos] >= ps.ind_level;
 
-    if (ps.tos <= 1 && opt.blanklines_after_procs && ps.decl_nest <= 0)
+    if (ps.tos <= 1 && opt.blanklines_after_procs && ps.decl_level <= 0)
        blank_line_after = true;
 }
 
@@ -1130,20 +1130,20 @@
     }
 
     if (ps.in_parameter_declaration && opt.indent_parameters &&
-       ps.decl_nest == 0) {
+           ps.decl_level == 0) {
        ps.ind_level = ps.ind_level_follow = 1;
        ps.ind_stmt = false;
     }
 
     ps.init_or_struct = /* maybe */ true;
     ps.in_decl = ps.decl_on_line = ps.prev_token != lsym_typedef;
-    if (ps.decl_nest <= 0)
+    if (ps.decl_level <= 0)
        ps.just_saw_decl = 2;
 
     blank_line_before = false;
 
     int len = (int)buf_len(&token) + 1;
-    int ind = ps.ind_level == 0 || ps.decl_nest > 0
+    int ind = ps.ind_level == 0 || ps.decl_level > 0
        ? opt.decl_indent       /* global variable or local member */
        : opt.local_decl_indent;        /* local variable */
     *decl_ind = ind > 0 ? ind : len;
@@ -1387,7 +1387,7 @@
     bool seen_case = false;    /* set to true when we see a 'case', so we
                                 * know what to do with the following colon */
 
-    di_stack[ps.decl_nest = 0] = 0;
+    di_stack[ps.decl_level = 0] = 0;
 
     for (;;) {                 /* loop until we reach eof */
        lexer_symbol lsym = lexi();
diff -r 588207adf8bd -r e9c5b55db9ec usr.bin/indent/indent.h
--- a/usr.bin/indent/indent.h   Sun Nov 07 15:01:50 2021 +0000
+++ b/usr.bin/indent/indent.h   Sun Nov 07 15:18:25 2021 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: indent.h,v 1.84 2021/11/07 14:00:35 rillig Exp $       */
+/*     $NetBSD: indent.h,v 1.85 2021/11/07 15:18:25 rillig Exp $       */
 
 /*-
  * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
@@ -315,7 +315,8 @@
     int ind_level_follow;      /* the level to which ind_level should be set
                                 * after the current line is printed */
 
-    int decl_nest;             /* current nesting level for structure or init */
+    int decl_level;            /* current nesting level for a structure
+                                * declaration or an initializer */
     bool decl_on_line;         /* whether this line of code has part of a
                                 * declaration on it */
     bool in_decl;              /* whether we are in a declaration stmt. The
diff -r 588207adf8bd -r e9c5b55db9ec usr.bin/indent/lexi.c
--- a/usr.bin/indent/lexi.c     Sun Nov 07 15:01:50 2021 +0000
+++ b/usr.bin/indent/lexi.c     Sun Nov 07 15:18:25 2021 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: lexi.c,v 1.136 2021/11/07 14:04:34 rillig Exp $        */
+/*     $NetBSD: lexi.c,v 1.137 2021/11/07 15:18:25 rillig Exp $        */
 
 /*-
  * SPDX-License-Identifier: BSD-4-Clause
@@ -43,7 +43,7 @@
 
 #include <sys/cdefs.h>
 #if defined(__NetBSD__)
-__RCSID("$NetBSD: lexi.c,v 1.136 2021/11/07 14:04:34 rillig Exp $");
+__RCSID("$NetBSD: lexi.c,v 1.137 2021/11/07 15:18:25 rillig Exp $");
 #elif defined(__FreeBSD__)
 __FBSDID("$FreeBSD: head/usr.bin/indent/lexi.c 337862 2018-08-15 18:19:45Z pstef $");
 #endif
@@ -321,7 +321,7 @@
     debug_ps_int(ind_level);
     debug_ps_int(ind_level_follow);
 
-    debug_ps_int(decl_nest);
+    debug_ps_int(decl_level);
     debug_ps_bool(decl_on_line);
     debug_ps_bool(in_decl);
     debug_ps_int(just_saw_decl);