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[src/trunk]: src/usr.bin/indent indent: calculate indentation instead of column



details:   https://anonhg.NetBSD.org/src/rev/8a2cb74636a5
branches:  trunk
changeset: 988636:8a2cb74636a5
user:      rillig <rillig%NetBSD.org@localhost>
date:      Fri Oct 08 17:04:13 2021 +0000

description:
indent: calculate indentation instead of column

This avoids constantly adding and subtracting 1.

No functional change.

diffstat:

 usr.bin/indent/io.c |  22 +++++++++++-----------
 1 files changed, 11 insertions(+), 11 deletions(-)

diffs (79 lines):

diff -r 116843c6c142 -r 8a2cb74636a5 usr.bin/indent/io.c
--- a/usr.bin/indent/io.c       Fri Oct 08 17:00:21 2021 +0000
+++ b/usr.bin/indent/io.c       Fri Oct 08 17:04:13 2021 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: io.c,v 1.81 2021/10/08 17:00:21 rillig Exp $   */
+/*     $NetBSD: io.c,v 1.82 2021/10/08 17:04:13 rillig Exp $   */
 
 /*-
  * SPDX-License-Identifier: BSD-4-Clause
@@ -43,7 +43,7 @@
 
 #include <sys/cdefs.h>
 #if defined(__NetBSD__)
-__RCSID("$NetBSD: io.c,v 1.81 2021/10/08 17:00:21 rillig Exp $");
+__RCSID("$NetBSD: io.c,v 1.82 2021/10/08 17:04:13 rillig Exp $");
 #elif defined(__FreeBSD__)
 __FBSDID("$FreeBSD: head/usr.bin/indent/io.c 334927 2018-06-10 16:44:18Z pstef $");
 #endif
@@ -110,7 +110,7 @@
 void
 dump_line(void)
 {
-    int cur_col;
+    int cur_ind;
     static bool not_first_line;
 
     if (ps.procname[0] != '\0') {
@@ -158,7 +158,7 @@
                lab.e--;
            *lab.e = '\0';
 
-           cur_col = 1 + output_indent(0, compute_label_indent());
+           cur_ind = output_indent(0, compute_label_indent());
 
            if (lab.s[0] == '#' && (strncmp(lab.s, "#else", 5) == 0
                    || strncmp(lab.s, "#endif", 6) == 0)) {
@@ -184,9 +184,9 @@
                }
            } else
                output_range(lab.s, lab.e);
-           cur_col = 1 + indentation_after(cur_col - 1, lab.s);
+           cur_ind = indentation_after(cur_ind, lab.s);
        } else
-           cur_col = 1;        /* there is no label section */
+           cur_ind = 0;        /* there is no label section */
 
        ps.is_case_label = false;
 
@@ -211,9 +211,9 @@
                }
            }
 
-           cur_col = 1 + output_indent(cur_col - 1, target_col - 1);
+           cur_ind = output_indent(cur_ind, target_col - 1);
            output_range(code.s, code.e);
-           cur_col = 1 + indentation_after(cur_col - 1, code.s);
+           cur_ind = indentation_after(cur_ind, code.s);
        }
 
        if (com.s != com.e) {   /* print comment, if any */
@@ -233,15 +233,15 @@
                } else
                    target_col = 1;
            }
-           if (cur_col > target_col) { /* if comment can't fit on this line,
+           if (cur_ind + 1 > target_col) {     /* if comment can't fit on this line,
                                         * put it on next line */
                output_char('\n');
-               cur_col = 1;
+               cur_ind = 0;
                ps.stats.lines++;
            }
            while (com.e > com_st && isspace((unsigned char)com.e[-1]))
                com.e--;
-           (void)output_indent(cur_col - 1, target_col - 1);
+           (void)output_indent(cur_ind, target_col - 1);
            output_range(com_st, com.e);
            ps.comment_delta = ps.n_comment_delta;
            ps.stats.comment_lines++;



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