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Comment "errno = 0" in a more generic way.

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This commit is contained in:
Bruce Momjian 2005-12-01 21:11:58 +00:00
parent ace17c1d82
commit 0e6b1528b7
2 changed files with 24 additions and 24 deletions
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22
src/backend/utils/adt/datetime.c
View File

@ -8,7 +8,7 @@
*
*
* IDENTIFICATION
* $PostgreSQL: pgsql/src/backend/utils/adt/datetime.c,v 1.163 2005/12/01 20:06:37 momjian Exp $
* $PostgreSQL: pgsql/src/backend/utils/adt/datetime.c,v 1.164 2005/12/01 21:11:58 momjian Exp $
*
*-------------------------------------------------------------------------
*/
@ -1013,7 +1013,7 @@ DecodeDateTime(char **field, int *ftype, int nf,
if (tzp == NULL)
return DTERR_BAD_FORMAT;
errno = 0; /* avoid checking LONG_MIN/LONG_MAX */
errno = 0; /* avoid having to check the result for failure */
val = strtol(field[i], &cp, 10);
if (errno == ERANGE)
return DTERR_FIELD_OVERFLOW;
@ -1161,7 +1161,7 @@ DecodeDateTime(char **field, int *ftype, int nf,
char *cp;
int val;
errno = 0; /* avoid checking LONG_MIN/LONG_MAX */
errno = 0; /* avoid having to check the result for failure */
val = strtol(field[i], &cp, 10);
if (errno == ERANGE)
return DTERR_FIELD_OVERFLOW;
@ -1921,7 +1921,7 @@ DecodeTimeOnly(char **field, int *ftype, int nf,
break;
}
errno = 0; /* avoid checking LONG_MIN/LONG_MAX */
errno = 0; /* avoid having to check the result for failure */
val = strtol(field[i], &cp, 10);
if (errno == ERANGE)
return DTERR_FIELD_OVERFLOW;
@ -2465,14 +2465,14 @@ DecodeTime(char *str, int fmask, int *tmask, struct pg_tm * tm, fsec_t *fsec)
*tmask = DTK_TIME_M;
errno = 0; /* avoid checking LONG_MIN/LONG_MAX */
errno = 0; /* avoid having to check the result for failure */
tm->tm_hour = strtol(str, &cp, 10);
if (errno == ERANGE)
return DTERR_FIELD_OVERFLOW;
if (*cp != ':')
return DTERR_BAD_FORMAT;
str = cp + 1;
errno = 0; /* avoid checking LONG_MIN/LONG_MAX */
errno = 0; /* avoid having to check the result for failure */
tm->tm_min = strtol(str, &cp, 10);
if (errno == ERANGE)
return DTERR_FIELD_OVERFLOW;
@ -2486,7 +2486,7 @@ DecodeTime(char *str, int fmask, int *tmask, struct pg_tm * tm, fsec_t *fsec)
else
{
str = cp + 1;
errno = 0; /* avoid checking LONG_MIN/LONG_MAX */
errno = 0; /* avoid having to check the result for failure */
tm->tm_sec = strtol(str, &cp, 10);
if (errno == ERANGE)
return DTERR_FIELD_OVERFLOW;
@ -2540,7 +2540,7 @@ DecodeNumber(int flen, char *str, bool haveTextMonth, int fmask,
*tmask = 0;
errno = 0; /* avoid checking LONG_MIN/LONG_MAX */
errno = 0; /* avoid having to check the result for failure */
val = strtol(str, &cp, 10);
if (errno == ERANGE)
return DTERR_FIELD_OVERFLOW;
@ -2830,7 +2830,7 @@ DecodeTimezone(char *str, int *tzp)
if (*str != '+' && *str != '-')
return DTERR_BAD_FORMAT;
errno = 0; /* avoid checking LONG_MIN/LONG_MAX */
errno = 0; /* avoid having to check the result for failure */
hr = strtol(str + 1, &cp, 10);
if (errno == ERANGE)
return DTERR_TZDISP_OVERFLOW;
@ -2838,7 +2838,7 @@ DecodeTimezone(char *str, int *tzp)
/* explicit delimiter? */
if (*cp == ':')
{
errno = 0; /* avoid checking LONG_MIN/LONG_MAX */
errno = 0; /* avoid having to check the result for failure */
min = strtol(cp + 1, &cp, 10);
if (errno == ERANGE)
return DTERR_TZDISP_OVERFLOW;
@ -3085,7 +3085,7 @@ DecodeInterval(char **field, int *ftype, int nf, int *dtype, struct pg_tm * tm,
case DTK_DATE:
case DTK_NUMBER:
errno = 0; /* avoid checking LONG_MIN/LONG_MAX */
errno = 0; /* avoid having to check the result for failure */
val = strtol(field[i], &cp, 10);
if (errno == ERANGE)
return DTERR_FIELD_OVERFLOW;

26
src/backend/utils/adt/float.c
View File

@ -8,7 +8,7 @@
*
*
* IDENTIFICATION
* $PostgreSQL: pgsql/src/backend/utils/adt/float.c,v 1.117 2005/12/01 20:06:37 momjian Exp $
* $PostgreSQL: pgsql/src/backend/utils/adt/float.c,v 1.118 2005/12/01 21:11:58 momjian Exp $
*
*-------------------------------------------------------------------------
*/
@ -278,7 +278,7 @@ float4in(PG_FUNCTION_ARGS)
while (*num != '\0' && isspace((unsigned char) *num))
num++;
errno = 0; /* avoid checking HUGE_VAL */
errno = 0; /* avoid having to check the result for failure */
val = strtod(num, &endptr);
/* did we not see anything that looks like a double? */
@ -445,7 +445,7 @@ float8in(PG_FUNCTION_ARGS)
while (*num != '\0' && isspace((unsigned char) *num))
num++;
errno = 0; /* avoid checking HUGE_VAL */
errno = 0; /* avoid having to check the result for failure */
val = strtod(num, &endptr);
/* did we not see anything that looks like a double? */
@ -1476,7 +1476,7 @@ dpow(PG_FUNCTION_ARGS)
* We must check both for errno getting set and for a NaN result, in order
* to deal with the vagaries of different platforms...
*/
errno = 0; /* avoid checking result for failure */
errno = 0; /* avoid having to check the result for failure */
result = pow(arg1, arg2);
if (errno != 0
#ifdef HAVE_FINITE
@ -1506,7 +1506,7 @@ dexp(PG_FUNCTION_ARGS)
* to deal with the vagaries of different platforms. Also, a zero result
* implies unreported underflow.
*/
errno = 0; /* avoid checking result for failure */
errno = 0; /* avoid having to check the result for failure */
result = exp(arg1);
if (errno != 0 || result == 0.0
#ifdef HAVE_FINITE
@ -1590,7 +1590,7 @@ dacos(PG_FUNCTION_ARGS)
float8 arg1 = PG_GETARG_FLOAT8(0);
float8 result;
errno = 0; /* avoid checking result for failure */
errno = 0; /* avoid having to check the result for failure */
result = acos(arg1);
if (errno != 0
#ifdef HAVE_FINITE
@ -1615,7 +1615,7 @@ dasin(PG_FUNCTION_ARGS)
float8 arg1 = PG_GETARG_FLOAT8(0);
float8 result;
errno = 0; /* avoid checking result for failure */
errno = 0; /* avoid having to check the result for failure */
result = asin(arg1);
if (errno != 0
#ifdef HAVE_FINITE
@ -1640,7 +1640,7 @@ datan(PG_FUNCTION_ARGS)
float8 arg1 = PG_GETARG_FLOAT8(0);
float8 result;
errno = 0; /* avoid checking result for failure */
errno = 0; /* avoid having to check the result for failure */
result = atan(arg1);
if (errno != 0
#ifdef HAVE_FINITE
@ -1666,7 +1666,7 @@ datan2(PG_FUNCTION_ARGS)
float8 arg2 = PG_GETARG_FLOAT8(1);
float8 result;
errno = 0; /* avoid checking result for failure */
errno = 0; /* avoid having to check the result for failure */
result = atan2(arg1, arg2);
if (errno != 0
#ifdef HAVE_FINITE
@ -1691,7 +1691,7 @@ dcos(PG_FUNCTION_ARGS)
float8 arg1 = PG_GETARG_FLOAT8(0);
float8 result;
errno = 0; /* avoid checking result for failure */
errno = 0; /* avoid having to check the result for failure */
result = cos(arg1);
if (errno != 0
#ifdef HAVE_FINITE
@ -1716,7 +1716,7 @@ dcot(PG_FUNCTION_ARGS)
float8 arg1 = PG_GETARG_FLOAT8(0);
float8 result;
errno = 0; /* avoid checking result for failure */
errno = 0; /* avoid having to check the result for failure */
result = tan(arg1);
if (errno != 0 || result == 0.0
#ifdef HAVE_FINITE
@ -1742,7 +1742,7 @@ dsin(PG_FUNCTION_ARGS)
float8 arg1 = PG_GETARG_FLOAT8(0);
float8 result;
errno = 0; /* avoid checking result for failure */
errno = 0; /* avoid having to check the result for failure */
result = sin(arg1);
if (errno != 0
#ifdef HAVE_FINITE
@ -1767,7 +1767,7 @@ dtan(PG_FUNCTION_ARGS)
float8 arg1 = PG_GETARG_FLOAT8(0);
float8 result;
errno = 0; /* avoid checking result for failure */
errno = 0; /* avoid having to check the result for failure */
result = tan(arg1);
if (errno != 0
#ifdef HAVE_FINITE