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2010-02-22 Tatsuhiro Tsujikawa <t-tujikawa@users.sourceforge.net> 

Rewritten util::parseInt() and parseUInt()
	* src/util.cc
pull/1/head
Tatsuhiro Tsujikawa 2010-02-21 15:04:14 +00:00
parent aa2036a70d
commit 8f9af67b99
2 changed files with 11 additions and 33 deletions
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5
ChangeLog
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@ -1,3 +1,8 @@
2010-02-22 Tatsuhiro Tsujikawa <t-tujikawa@users.sourceforge.net>
Rewritten util::parseInt() and parseUInt()
* src/util.cc
2010-02-21 Tatsuhiro Tsujikawa <t-tujikawa@users.sourceforge.net>
Fixed compile error with mingw32 cross compiler. Defined

39
src/util.cc
View File

@ -421,47 +421,20 @@ int getNum(const char* buf, int offset, size_t length) {
int32_t parseInt(const std::string& s, int32_t base)
{
std::string trimed = trim(s);
if(trimed.empty()) {
int64_t v = parseLLInt(s, base);
if(v < INT32_MIN || INT32_MAX < v) {
throw DL_ABORT_EX(StringFormat(MSG_STRING_INTEGER_CONVERSION_FAILURE,
"empty string").str());
}
char* stop;
errno = 0;
long int v = strtol(trimed.c_str(), &stop, base);
if(*stop != '\0') {
throw DL_ABORT_EX(StringFormat(MSG_STRING_INTEGER_CONVERSION_FAILURE,
trimed.c_str()).str());
} else if((((v == LONG_MIN) || (v == LONG_MAX)) && (errno == ERANGE)) ||
(v > INT32_MAX) ||
(v < INT32_MIN)) {
throw DL_ABORT_EX(StringFormat(MSG_STRING_INTEGER_CONVERSION_FAILURE,
trimed.c_str()).str());
s.c_str()).str());
}
return v;
}
uint32_t parseUInt(const std::string& s, int base)
{
std::string trimed = trim(s);
if(trimed.empty()) {
uint64_t v = parseULLInt(s, base);
if(UINT32_MAX < v) {
throw DL_ABORT_EX(StringFormat(MSG_STRING_INTEGER_CONVERSION_FAILURE,
"empty string").str());
}
// We don't allow negative number.
if(trimed[0] == '-') {
throw DL_ABORT_EX(StringFormat(MSG_STRING_INTEGER_CONVERSION_FAILURE,
trimed.c_str()).str());
}
char* stop;
errno = 0;
unsigned long int v = strtoul(trimed.c_str(), &stop, base);
if(*stop != '\0') {
throw DL_ABORT_EX(StringFormat(MSG_STRING_INTEGER_CONVERSION_FAILURE,
trimed.c_str()).str());
} else if(((v == ULONG_MAX) && (errno == ERANGE)) || (v > UINT32_MAX)) {
throw DL_ABORT_EX(StringFormat(MSG_STRING_INTEGER_CONVERSION_FAILURE,
trimed.c_str()).str());
s.c_str()).str());
}
return v;
}