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| author | Bruce Momjian <bruce@momjian.us> | 2005-12-02 02:49:11 +0000 |
|---|---|---|
| committer | Bruce Momjian <bruce@momjian.us> | 2005-12-02 02:49:11 +0000 |
| commit | cf171317670de8760897f30e99d74b4073cf4874 (patch) | |
| tree | bac816db170193d20cb075ac95207278d6e515ee /src/backend/utils/adt/float.c | |
| parent | de1dfc12092de69910405a23260761bf58fa2375 (diff) | |
| download | postgresql-cf171317670de8760897f30e99d74b4073cf4874.tar.gz postgresql-cf171317670de8760897f30e99d74b4073cf4874.zip | |
Remove comment on errno=0 lines, but add mention to port/strtol.c function.
Diffstat (limited to 'src/backend/utils/adt/float.c')
| -rw-r--r-- | src/backend/utils/adt/float.c | 26 |
1 files changed, 13 insertions, 13 deletions
diff --git a/src/backend/utils/adt/float.c b/src/backend/utils/adt/float.c index 1ba9107bc96..d50e4eaf6fd 100644 --- a/src/backend/utils/adt/float.c +++ b/src/backend/utils/adt/float.c @@ -8,7 +8,7 @@ * * * IDENTIFICATION - * $PostgreSQL: pgsql/src/backend/utils/adt/float.c,v 1.118 2005/12/01 21:11:58 momjian Exp $ + * $PostgreSQL: pgsql/src/backend/utils/adt/float.c,v 1.119 2005/12/02 02:49:11 momjian Exp $ * *------------------------------------------------------------------------- */ @@ -278,7 +278,7 @@ float4in(PG_FUNCTION_ARGS) while (*num != '\0' && isspace((unsigned char) *num)) num++; - errno = 0; /* avoid having to check the result for failure */ + errno = 0; 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 having to check the result for failure */ + errno = 0; 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 having to check the result for failure */ + errno = 0; 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 having to check the result for failure */ + errno = 0; 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 having to check the result for failure */ + errno = 0; 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 having to check the result for failure */ + errno = 0; 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 having to check the result for failure */ + errno = 0; 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 having to check the result for failure */ + errno = 0; 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 having to check the result for failure */ + errno = 0; 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 having to check the result for failure */ + errno = 0; 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 having to check the result for failure */ + errno = 0; 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 having to check the result for failure */ + errno = 0; result = tan(arg1); if (errno != 0 #ifdef HAVE_FINITE |