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39887: no need to conditionalise assignment of strlen()

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This commit is contained in:
Peter Stephenson 2016-11-09 13:45:11 +00:00
parent a1633e09a7
commit 65ea1a033b
2 changed files with 5 additions and 6 deletions
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3
ChangeLog
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@ -1,5 +1,8 @@
2016-11-09 Peter Stephenson <p.stephenson@samsung.com>
* 39887: Src/params.c: no need to conditionalise assignment of
strlen in getstrvalue().
* 39886 based on 39877 (Sebastian): Src/params.c, Src/utils.c:
add arrdup_max() so as not to duplicate entire arrays unnecessarily.

8
Src/params.c
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@ -2060,7 +2060,7 @@ getstrvalue(Value v)
{
char *s, **ss;
char buf[BDIGBUFSIZE];
int len = -1;
int len;
if (!v)
return hcalloc(1);
@ -2237,15 +2237,13 @@ getstrvalue(Value v)
if (v->start == 0 && v->end == -1)
return s;
len = strlen(s);
if (v->start < 0) {
len = strlen(s);
v->start += len;
if (v->start < 0)
v->start = 0;
}
if (v->end < 0) {
if (len < 0)
len = strlen(s);
v->end += len;
if (v->end >= 0) {
char *eptr = s + v->end;
@ -2254,8 +2252,6 @@ getstrvalue(Value v)
}
}
if (len < 0)
len = strlen(s);
s = (v->start > len) ? dupstring("") :
dupstring_wlen(s + v->start, len - v->start);