// It does not pull in all the complex function code.
// General includes.
-#include "cl_sysdep.h"
+#include "base/cl_sysdep.h"
// Specification.
#include "cln/real_io.h"
// Implementation.
-#include <string.h>
+#include <cstring>
+#include <sstream>
#include "cln/input.h"
#include "cln/rational_io.h"
#include "cln/integer_io.h"
#include "cln/float_io.h"
#include "cln/integer.h"
-#include "cl_I.h"
-#include "cl_F.h"
-#include "cln/abort.h"
+#include "integer/cl_I.h"
+#include "float/cl_F.h"
+#include "cln/exception.h"
#undef floor
#include <cmath>
#define floor cln_floor
-// Ugh, some compilers #define stderr, confusing cln::stderr
-#ifdef stderr
- #undef stderr
-#endif
namespace cln {
if (end_of_parse) \
{ *end_of_parse = (ptr); } \
else \
- { if ((ptr) != string_limit) { read_number_junk((ptr),string,string_limit); } }
+ { if ((ptr) != string_limit) { throw read_number_junk_exception((ptr),string,string_limit); } }
const cl_R read_real (const cl_read_flags& flags, const char * string, const char * string_limit, const char * * end_of_parse)
{
goto not_rational_syntax;
var cl_I base = read_integer(10,0,ptr,0,base_end_ptr-ptr);
if (!((base >= 2) && (base <= 36))) {
- fprint(stderr, "Base must be an integer in the range from 2 to 36, not ");
- fprint(stderr, base);
- fprint(stderr, "\n");
- cl_abort();
+ std::ostringstream buf;
+ fprint(buf, "Base must be an integer in the range from 2 to 36, not ");
+ fprint(buf, base);
+ throw runtime_exception(buf.str());
}
- rational_base = FN_to_UL(base); ptr = base_end_ptr;
+ rational_base = FN_to_UV(base); ptr = base_end_ptr;
break;
}
ptr++;
var cl_signean sign = 0;
if (ptr == string_limit) goto not_rational_syntax;
switch (*ptr) {
- case '-': sign = ~sign;
+ case '-': sign = ~sign; // fallthrough
case '+': ptr++;
default: break;
}
var cl_signean sign = 0;
if (ptr == string_limit) goto not_float_syntax;
switch (*ptr) {
- case '-': sign = ~sign;
+ case '-': sign = ~sign; // fallthrough
case '+': ptr++;
default: break;
}
var const char * ptr_after_sign = ptr;
var const char * ptr_after_intpart = skip_digits(ptr_after_sign,string_limit,float_base);
- var cl_boolean have_dot = cl_false;
var const char * ptr_before_fracpart = ptr_after_intpart;
var const char * ptr_after_fracpart = ptr_after_intpart;
ptr = ptr_after_intpart;
if (ptr != string_limit)
if (*ptr == '.') {
- have_dot = cl_true;
ptr_before_fracpart = ptr+1;
ptr_after_fracpart = skip_digits(ptr_before_fracpart,string_limit,float_base);
}
ptr = ptr_after_fracpart;
var char exponent_marker;
- var cl_boolean have_exponent;
+ var bool have_exponent;
var const char * ptr_in_exponent = ptr;
var const char * ptr_after_exponent = ptr;
if ((ptr == string_limit) || !(((*ptr >= '0') && (*ptr <= '9')) || ((*ptr >= 'A') && (*ptr <= 'Z') && (*ptr != 'I')) || ((*ptr >= 'a') && (*ptr <= 'z') && (*ptr != 'i')) || (*ptr == '.') || (*ptr == '/'))) {
// No exponent.
- have_exponent = cl_false;
+ have_exponent = false;
// Must have at least one fractional part digit.
if (ptr_after_fracpart == ptr_before_fracpart) goto not_float_syntax;
exponent_marker = 'E';
} else {
- have_exponent = cl_true;
+ have_exponent = true;
// Must have at least one digit.
if (ptr_after_sign == ptr_after_intpart)
if (ptr_after_fracpart == ptr_before_fracpart)
ptr_after_prec = skip_digits(ptr,string_limit,10);
if (ptr_after_prec == ptr) goto not_float_syntax;
var cl_I prec1 = digits_to_I(ptr,ptr_after_prec-ptr,10);
- var uintL prec2 = cl_I_to_UL(prec1);
+ var uintC prec2 = cl_I_to_ulong(prec1);
prec = (float_base==10 ? float_format(prec2)
- : (float_format_t)((uintL)((1+prec2)*::log((double)float_base)*1.442695041)+1)
+ : (float_format_t)((uintC)((1+prec2)*::log((double)float_base)*1.442695041)+1)
);
} else {
switch (exponent_marker) {
// Count the number of significant digits.
ptr = ptr_after_sign;
while (ptr < ptr_after_fracpart && (*ptr == '0' || *ptr == '.')) ptr++;
- var uintL num_significant_digits =
+ var uintC num_significant_digits =
(ptr_after_fracpart - ptr) - (ptr_before_fracpart > ptr ? 1 : 0);
- var uintL prec2 = (num_significant_digits>=2 ? num_significant_digits-2 : 0);
+ var uintC prec2 = (num_significant_digits>=2 ? num_significant_digits-2 : 0);
var float_format_t precx =
(float_base==10 ? float_format(prec2)
- : (float_format_t)((uintL)((1+prec2)*::log((double)float_base)*1.442695041)+1)
+ : (float_format_t)((uintC)((1+prec2)*::log((double)float_base)*1.442695041)+1)
);
- if ((uintL)precx > (uintL)prec)
+ if ((uintC)precx > (uintC)prec)
prec = precx;
}
}
, if (!(flags.syntax & syntax_sfloat)) goto not_float_syntax;
, if (!(flags.syntax & syntax_ffloat)) goto not_float_syntax;
, if (!(flags.syntax & syntax_dfloat)) goto not_float_syntax;
- , unused len;
+ , cl_unused len;
if (!(flags.syntax & syntax_lfloat)) goto not_float_syntax;
);
at_end_of_parse(ptr_after_prec);
return read_float(float_base,prec,sign,ptr_after_sign,0,ptr_after_fracpart-ptr_after_sign,ptr_after_exponent-ptr_after_sign,ptr_before_fracpart-ptr_after_sign);
}
not_float_syntax:
-bad_syntax:
if (flags.syntax & syntax_maybe_bad) {
ASSERT(end_of_parse);
*end_of_parse = string;
return 0; // dummy return
}
- read_number_bad_syntax(string,string_limit);
+ throw read_number_bad_syntax_exception(string,string_limit);
}
} // namespace cln