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sscanf: Backs out logic of ca1150ce6c

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This commit is contained in:
Gregory Nutt 2017-01-09 10:35:28 -06:00
parent 7fbc3ba1e1
commit 81712be04e
1 changed files with 5 additions and 1 deletions
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6
libc/stdio/lib_sscanf.c
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@ -90,6 +90,7 @@ static const char spaces[] = " \t\n\r\f\v";
static int findwidth(FAR const char *buf, FAR const char *fmt)
{
#if 0 /* Behavior no longer supported */
FAR const char *next = fmt + 1;
/* No... is there a space after the format? Or does the format string end
@ -114,7 +115,7 @@ static int findwidth(FAR const char *buf, FAR const char *fmt)
*/
FAR const char *ptr = strchr(buf, *next);
if (ptr)
if (ptr != NULL)
{
return (int)(ptr - buf);
}
@ -130,6 +131,9 @@ static int findwidth(FAR const char *buf, FAR const char *fmt)
* determining the width of the data if there is no fieldwidth, no space
* separating the input, and no usable delimiter character.
*/
#endif
/* Use the input up until the first white space is encountered. */
return strcspn(buf, spaces);
}