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[src/trunk]: src/usr.bin/indent indent: remove global variable option_source



details:   https://anonhg.NetBSD.org/src/rev/7e8150234654
branches:  trunk
changeset: 1024016:7e8150234654
user:      rillig <rillig%NetBSD.org@localhost>
date:      Thu Oct 07 19:42:41 2021 +0000

description:
indent: remove global variable option_source

It is only needed at startup, while parsing the options. The string "?"
was not needed at all.

No functional change.

diffstat:

 usr.bin/indent/args.c   |  18 +++++++-----------
 usr.bin/indent/indent.c |   6 +++---
 usr.bin/indent/indent.h |   4 ++--
 3 files changed, 12 insertions(+), 16 deletions(-)

diffs (131 lines):

diff -r 564e0cc020ed -r 7e8150234654 usr.bin/indent/args.c
--- a/usr.bin/indent/args.c     Thu Oct 07 19:35:50 2021 +0000
+++ b/usr.bin/indent/args.c     Thu Oct 07 19:42:41 2021 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: args.c,v 1.48 2021/10/07 18:32:09 rillig Exp $ */
+/*     $NetBSD: args.c,v 1.49 2021/10/07 19:42:41 rillig Exp $ */
 
 /*-
  * SPDX-License-Identifier: BSD-4-Clause
@@ -43,7 +43,7 @@
 
 #include <sys/cdefs.h>
 #if defined(__NetBSD__)
-__RCSID("$NetBSD: args.c,v 1.48 2021/10/07 18:32:09 rillig Exp $");
+__RCSID("$NetBSD: args.c,v 1.49 2021/10/07 19:42:41 rillig Exp $");
 #elif defined(__FreeBSD__)
 __FBSDID("$FreeBSD: head/usr.bin/indent/args.c 336318 2018-07-15 21:04:21Z pstef $");
 #endif
@@ -66,8 +66,6 @@
 
 void add_typedefs_from_file(const char *);
 
-static const char *option_source = "?";
-
 #if __STDC_VERSION__ >= 201112L
 #define assert_type(expr, type) _Generic((expr), type : (expr))
 #else
@@ -149,7 +147,6 @@
            err(EXIT_FAILURE, "profile %s", fname);
        return;
     }
-    option_source = fname;
 
     for (;;) {
        char buf[BUFSIZ];
@@ -166,7 +163,7 @@
                break;
            } else if (n >= nitems(buf) - 5) {
                diag(1, "buffer overflow in %s, starting with '%.10s'",
-                    option_source, buf);
+                    fname, buf);
                exit(1);
            } else
                buf[n++] = (char)ch;
@@ -176,7 +173,7 @@
            buf[n] = '\0';
            if (opt.verbose)
                printf("profile: %s\n", buf);
-           set_option(buf);
+           set_option(buf, fname);
        } else if (ch == EOF)
            break;
     }
@@ -195,7 +192,6 @@
        load_profile(fname, false);
     }
     load_profile(".indent.pro", false);
-    option_source = "Command line";
 }
 
 static const char *
@@ -211,7 +207,7 @@
 }
 
 static bool
-set_special_option(const char *arg)
+set_special_option(const char *arg, const char *option_source)
 {
     const char *arg_end;
 
@@ -265,13 +261,13 @@
 }
 
 void
-set_option(const char *arg)
+set_option(const char *arg, const char *option_source)
 {
     const struct pro *p;
     const char *param_start;
 
     arg++;                     /* skip leading '-' */
-    if (set_special_option(arg))
+    if (set_special_option(arg, option_source))
        return;
 
     for (p = pro + nitems(pro); p-- != pro;) {
diff -r 564e0cc020ed -r 7e8150234654 usr.bin/indent/indent.c
--- a/usr.bin/indent/indent.c   Thu Oct 07 19:35:50 2021 +0000
+++ b/usr.bin/indent/indent.c   Thu Oct 07 19:42:41 2021 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: indent.c,v 1.113 2021/10/07 19:35:50 rillig Exp $      */
+/*     $NetBSD: indent.c,v 1.114 2021/10/07 19:42:41 rillig Exp $      */
 
 /*-
  * SPDX-License-Identifier: BSD-4-Clause
@@ -43,7 +43,7 @@
 
 #include <sys/cdefs.h>
 #if defined(__NetBSD__)
-__RCSID("$NetBSD: indent.c,v 1.113 2021/10/07 19:35:50 rillig Exp $");
+__RCSID("$NetBSD: indent.c,v 1.114 2021/10/07 19:42:41 rillig Exp $");
 #elif defined(__FreeBSD__)
 __FBSDID("$FreeBSD: head/usr.bin/indent/indent.c 340138 2018-11-04 19:24:49Z oshogbo $");
 #endif
@@ -476,7 +476,7 @@
 
     for (i = 1; i < argc; ++i) {
        if (argv[i][0] == '-') {
-           set_option(argv[i]);
+           set_option(argv[i], "Command line");
 
        } else if (input == NULL) {
            in_name = argv[i];
diff -r 564e0cc020ed -r 7e8150234654 usr.bin/indent/indent.h
--- a/usr.bin/indent/indent.h   Thu Oct 07 19:35:50 2021 +0000
+++ b/usr.bin/indent/indent.h   Thu Oct 07 19:42:41 2021 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: indent.h,v 1.29 2021/10/05 06:09:42 rillig Exp $       */
+/*     $NetBSD: indent.h,v 1.30 2021/10/07 19:42:41 rillig Exp $       */
 
 /*-
  * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
@@ -65,7 +65,7 @@
 void           fill_buffer(void);
 void           parse(token_type);
 void           process_comment(void);
-void           set_option(const char *);
+void           set_option(const char *, const char *);
 void           load_profiles(const char *);
 
 void           *xmalloc(size_t);



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