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[src/trunk]: src/usr.bin/make make(1): extract string functions from ApplyMod...



details:   https://anonhg.NetBSD.org/src/rev/f1116e783a65
branches:  trunk
changeset: 979225:f1116e783a65
user:      rillig <rillig%NetBSD.org@localhost>
date:      Sun Dec 20 00:47:21 2020 +0000

description:
make(1): extract string functions from ApplyModifier_To

diffstat:

 usr.bin/make/var.c |  44 ++++++++++++++++++++++++++++++++------------
 1 files changed, 32 insertions(+), 12 deletions(-)

diffs (77 lines):

diff -r 651fa681fb5e -r f1116e783a65 usr.bin/make/var.c
--- a/usr.bin/make/var.c        Sun Dec 20 00:14:30 2020 +0000
+++ b/usr.bin/make/var.c        Sun Dec 20 00:47:21 2020 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: var.c,v 1.737 2020/12/19 22:10:17 rillig Exp $ */
+/*     $NetBSD: var.c,v 1.738 2020/12/20 00:47:21 rillig Exp $ */
 
 /*
  * Copyright (c) 1988, 1989, 1990, 1993
@@ -131,7 +131,7 @@
 #include "metachar.h"
 
 /*     "@(#)var.c      8.3 (Berkeley) 3/19/94" */
-MAKE_RCSID("$NetBSD: var.c,v 1.737 2020/12/19 22:10:17 rillig Exp $");
+MAKE_RCSID("$NetBSD: var.c,v 1.738 2020/12/20 00:47:21 rillig Exp $");
 
 /* A string that may need to be freed after use. */
 typedef struct FStr {
@@ -2813,6 +2813,34 @@
        return AMR_OK;
 }
 
+static char *
+str_toupper(const char *str)
+{
+       char *res;
+       size_t i, len;
+
+       len = strlen(str);
+       res = bmake_malloc(len + 1);
+       for (i = 0; i < len + 1; i++)
+               res[i] = ch_toupper(str[i]);
+
+       return res;
+}
+
+static char *
+str_tolower(const char *str)
+{
+       char *res;
+       size_t i, len;
+
+       len = strlen(str);
+       res = bmake_malloc(len + 1);
+       for (i = 0; i < len + 1; i++)
+               res[i] = ch_tolower(str[i]);
+
+       return res;
+}
+
 /* :tA, :tu, :tl, :ts<separator>, etc. */
 static ApplyModifierResult
 ApplyModifier_To(const char **pp, ApplyModifiersState *st)
@@ -2842,21 +2870,13 @@
        }
 
        if (mod[1] == 'u') {    /* :tu */
-               size_t i;
-               size_t len = strlen(st->val);
-               st->newVal = bmake_malloc(len + 1);
-               for (i = 0; i < len + 1; i++)
-                       st->newVal[i] = ch_toupper(st->val[i]);
+               st->newVal = str_toupper(st->val);
                *pp = mod + 2;
                return AMR_OK;
        }
 
        if (mod[1] == 'l') {    /* :tl */
-               size_t i;
-               size_t len = strlen(st->val);
-               st->newVal = bmake_malloc(len + 1);
-               for (i = 0; i < len + 1; i++)
-                       st->newVal[i] = ch_tolower(st->val[i]);
+               st->newVal = str_tolower(st->val);
                *pp = mod + 2;
                return AMR_OK;
        }



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