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Fix problem that sscanf(buf, "%d", &val) eats leading white space, but 

our to_* functions were not handling that.
This commit is contained in:
Bruce Momjian 2006-04-19 18:49:09 +00:00
parent 04ca4caa81
commit 5d096d0127
1 changed files with 37 additions and 20 deletions
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57
src/backend/utils/adt/formatting.c
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@ -1,7 +1,7 @@
/* -----------------------------------------------------------------------
* formatting.c
*
* $PostgreSQL: pgsql/src/backend/utils/adt/formatting.c,v 1.109 2006/04/19 14:48:06 momjian Exp $
* $PostgreSQL: pgsql/src/backend/utils/adt/formatting.c,v 1.110 2006/04/19 18:49:09 momjian Exp $
*
*
* Portions Copyright (c) 1999-2006, PostgreSQL Global Development Group
@ -917,6 +917,7 @@ static void dump_node(FormatNode *node, int max);
static char *get_th(char *num, int type);
static char *str_numth(char *dest, char *num, int type);
static int strspace_len(char *str);
static int strdigits_len(char *str);
static char *str_toupper(char *buff);
static char *str_tolower(char *buff);
@ -1686,12 +1687,28 @@ is_next_separator(FormatNode *n)
return TRUE; /* some non-digit input (separator) */
}
static int
strspace_len(char *str)
{
int len = 0;
while (*str && isspace((unsigned char) *str))
{
str++;
len++;
}
return len;
}
static int
strdigits_len(char *str)
{
char *p = str;
int len = 0;
int len;
len = strspace_len(str);
p += len;
while (*p && isdigit((unsigned char) *p) && len <= DCH_MAX_ITEM_SIZ)
{
len++;
@ -1826,7 +1843,7 @@ dch_time(int arg, char *inout, int suf, bool is_to_char, bool is_interval,
else
{
sscanf(inout, "%02d", &tmfc->hh);
return 2 + SKIP_THth(suf);
return strspace_len(inout) + 2 + SKIP_THth(suf);
}
}
break;
@ -1848,7 +1865,7 @@ dch_time(int arg, char *inout, int suf, bool is_to_char, bool is_interval,
else
{
sscanf(inout, "%02d", &tmfc->hh);
return 2 + SKIP_THth(suf);
return strspace_len(inout) + 2 + SKIP_THth(suf);
}
}
break;
@ -1870,7 +1887,7 @@ dch_time(int arg, char *inout, int suf, bool is_to_char, bool is_interval,
else
{
sscanf(inout, "%02d", &tmfc->mi);
return 2 + SKIP_THth(suf);
return strspace_len(inout) + 2 + SKIP_THth(suf);
}
}
break;
@ -1892,7 +1909,7 @@ dch_time(int arg, char *inout, int suf, bool is_to_char, bool is_interval,
else
{
sscanf(inout, "%02d", &tmfc->ss);
return 2 + SKIP_THth(suf);
return strspace_len(inout) + 2 + SKIP_THth(suf);
}
}
break;
@ -1998,7 +2015,7 @@ dch_time(int arg, char *inout, int suf, bool is_to_char, bool is_interval,
else
{
sscanf(inout, "%05d", &tmfc->ssss);
return 5 + SKIP_THth(suf);
return strspace_len(inout) + 5 + SKIP_THth(suf);
}
}
break;
@ -2249,7 +2266,7 @@ dch_date(int arg, char *inout, int suf, bool is_to_char, bool is_interval,
else
{
sscanf(inout, "%02d", &tmfc->mm);
return 2 + SKIP_THth(suf);
return strspace_len(inout) + 2 + SKIP_THth(suf);
}
}
break;
@ -2323,7 +2340,7 @@ dch_date(int arg, char *inout, int suf, bool is_to_char, bool is_interval,
else
{
sscanf(inout, "%03d", &tmfc->ddd);
return 3 + SKIP_THth(suf);
return strspace_len(inout) + 3 + SKIP_THth(suf);
}
}
break;
@ -2345,7 +2362,7 @@ dch_date(int arg, char *inout, int suf, bool is_to_char, bool is_interval,
else
{
sscanf(inout, "%02d", &tmfc->dd);
return 2 + SKIP_THth(suf);
return strspace_len(inout) + 2 + SKIP_THth(suf);
}
}
break;
@ -2360,7 +2377,7 @@ dch_date(int arg, char *inout, int suf, bool is_to_char, bool is_interval,
else
{
sscanf(inout, "%1d", &tmfc->d);
return 1 + SKIP_THth(suf);
return strspace_len(inout) + 1 + SKIP_THth(suf);
}
break;
case DCH_WW:
@ -2382,7 +2399,7 @@ dch_date(int arg, char *inout, int suf, bool is_to_char, bool is_interval,
else
{
sscanf(inout, "%02d", &tmfc->ww);
return 2 + SKIP_THth(suf);
return strspace_len(inout) + 2 + SKIP_THth(suf);
}
}
break;
@ -2405,7 +2422,7 @@ dch_date(int arg, char *inout, int suf, bool is_to_char, bool is_interval,
else
{
sscanf(inout, "%02d", &tmfc->iw);
return 2 + SKIP_THth(suf);
return strspace_len(inout) + 2 + SKIP_THth(suf);
}
}
break;
@ -2422,7 +2439,7 @@ dch_date(int arg, char *inout, int suf, bool is_to_char, bool is_interval,
else
{
sscanf(inout, "%1d", &tmfc->q);
return 1 + SKIP_THth(suf);
return strspace_len(inout) + 1 + SKIP_THth(suf);
}
break;
case DCH_CC:
@ -2447,7 +2464,7 @@ dch_date(int arg, char *inout, int suf, bool is_to_char, bool is_interval,
else
{
sscanf(inout, "%02d", &tmfc->cc);
return 2 + SKIP_THth(suf);
return strspace_len(inout) + 2 + SKIP_THth(suf);
}
}
break;
@ -2507,7 +2524,7 @@ dch_date(int arg, char *inout, int suf, bool is_to_char, bool is_interval,
{
sscanf(inout, "%04d", &tmfc->year);
tmfc->yysz = 4;
return 4 + SKIP_THth(suf);
return strspace_len(inout) + 4 + SKIP_THth(suf);
}
}
break;
@ -2540,7 +2557,7 @@ dch_date(int arg, char *inout, int suf, bool is_to_char, bool is_interval,
else
tmfc->year += 2000;
tmfc->yysz = 3;
return 3 + SKIP_THth(suf);
return strspace_len(inout) + 3 + SKIP_THth(suf);
}
break;
case DCH_YY:
@ -2572,7 +2589,7 @@ dch_date(int arg, char *inout, int suf, bool is_to_char, bool is_interval,
else
tmfc->year += 1900;
tmfc->yysz = 2;
return 2 + SKIP_THth(suf);
return strspace_len(inout) + 2 + SKIP_THth(suf);
}
break;
case DCH_Y:
@ -2600,7 +2617,7 @@ dch_date(int arg, char *inout, int suf, bool is_to_char, bool is_interval,
*/
tmfc->year += 2000;
tmfc->yysz = 1;
return 1 + SKIP_THth(suf);
return strspace_len(inout) + 1 + SKIP_THth(suf);
}
break;
case DCH_RM:
@ -2652,7 +2669,7 @@ dch_date(int arg, char *inout, int suf, bool is_to_char, bool is_interval,
else
{
sscanf(inout, "%1d", &tmfc->w);
return 1 + SKIP_THth(suf);
return strspace_len(inout) + 1 + SKIP_THth(suf);
}
break;
case DCH_J: