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(xfields): Used unsigned char* pointers to avoid

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This commit is contained in:
Jim Meyering
1998-04-17 15:37:29 +00:00
parent 5bcc1fd7fd
commit 1187f5eb7f
1 changed files with 5 additions and 4 deletions
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9
src/join.c
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@@ -195,7 +195,7 @@ static void
xfields (struct line *line) xfields (struct line *line)
{ {
int i; int i;
register char *ptr, *lim; unsigned char *ptr, *lim;
ptr = line->beg; ptr = line->beg;
lim = line->lim; lim = line->lim;
@@ -211,7 +211,7 @@ xfields (struct line *line)
{ {
if (tab) if (tab)
{ {
char *beg; unsigned char *beg;
beg = ptr; beg = ptr;
while (ptr < lim && *ptr != tab) while (ptr < lim && *ptr != tab)
@@ -222,7 +222,7 @@ xfields (struct line *line)
} }
else else
{ {
char *beg; unsigned char *beg;
beg = ptr; beg = ptr;
while (ptr < lim && !ISSPACE (*ptr)) while (ptr < lim && !ISSPACE (*ptr))
@@ -233,7 +233,8 @@ xfields (struct line *line)
} }
} }
if (ptr > line->beg && ((tab && ISSPACE (ptr[-1])) || ptr[-1] == tab)) if ((char *) ptr > line->beg
&& ((tab && ISSPACE (ptr[-1])) || ptr[-1] == tab))
{ {
/* Add one more (empty) field because the last character of the /* Add one more (empty) field because the last character of the
line was a delimiter. */ line was a delimiter. */