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Add primitive to parse standard C types (except const char*)

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Patrick Pelissier committed 2018-08-21 19:53:55 +02:00
1 parent dbb34b75fd
commit 2ab2b9efd6
2 files changed
+105
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m-core.h
+50
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@@ -1282,6 +1282,56 @@
/* No use of GET_STR if no inclusion of m-string */
#define M_GET_STR_METHOD_FOR_DEFAULT_TYPE /* */
#define M_PARSE_DEFAULT_TYPE(x, str, endptr) \
_Generic(((void)0,*x), \
char: m_parse_char(M_AS_TYPE(char*,x),str,endptr), \
signed char: m_parse_schar(M_AS_TYPE(signed char*,x),str,endptr), \
unsigned char: m_parse_uchar(M_AS_TYPE(unsigned char*,x),str,endptr), \
signed short: m_parse_sshort(M_AS_TYPE(signed short*,x),str,endptr), \
unsigned short: m_parse_ushort(M_AS_TYPE(unsigned short*,x),str,endptr), \
signed int: m_parse_sint(M_AS_TYPE(signed int*,x),str,endptr), \
unsigned int: m_parse_uint(M_AS_TYPE(unsigned int*,x),str,endptr), \
signed long: m_parse_slong(M_AS_TYPE(signed long *,x),str,endptr), \
unsigned long: m_parse_ulong(M_AS_TYPE(unsigned long*,x),str,endptr), \
signed long long: m_parse_sllong(M_AS_TYPE(signed long long*,x),str,endptr), \
unsigned long long: m_parse_ullong(M_AS_TYPE(unsigned long long*,x),str,endptr), \
float: m_parse_float(M_AS_TYPE(float*,x),str,endptr), \
double: m_parse_double(M_AS_TYPE(double*,x),str,endptr), \
long double: m_parse_ldouble(M_AS_TYPE(long double*,x),str,endptr) )
static inline bool
m_parse_char (char *ptr, const char str[], const char **endptr)
{
*ptr = *str++;
if (endptr != NULL) *endptr = str;
return true;
}
#define M_PARSE_DEFAULT_TYPE_DEF(name, type, parse_func, extra_arg) \
static inline bool \
name (type *ptr, const char str[], const char **endptr) \
{ \
char *end; \
*ptr = parse_func (str, &end extra_arg); \
if (endptr != NULL) *endptr = end; \
return end != str; \
}
M_PARSE_DEFAULT_TYPE_DEF(m_parse_schar, signed char, strtol, M_DEFERRED_COMMA 10)
M_PARSE_DEFAULT_TYPE_DEF(m_parse_uchar, unsigned char, strtoul, M_DEFERRED_COMMA 10)
M_PARSE_DEFAULT_TYPE_DEF(m_parse_sshort, signed short, strtol, M_DEFERRED_COMMA 10)
M_PARSE_DEFAULT_TYPE_DEF(m_parse_ushort, unsigned short, strtoul, M_DEFERRED_COMMA 10)
M_PARSE_DEFAULT_TYPE_DEF(m_parse_sint, signed int, strtol, M_DEFERRED_COMMA 10)
M_PARSE_DEFAULT_TYPE_DEF(m_parse_uint, unsigned int, strtoul, M_DEFERRED_COMMA 10)
M_PARSE_DEFAULT_TYPE_DEF(m_parse_slong, signed long, strtol, M_DEFERRED_COMMA 10)
M_PARSE_DEFAULT_TYPE_DEF(m_parse_ulong, unsigned long, strtoul, M_DEFERRED_COMMA 10)
M_PARSE_DEFAULT_TYPE_DEF(m_parse_sllong, signed long long, strtoll, M_DEFERRED_COMMA 10)
M_PARSE_DEFAULT_TYPE_DEF(m_parse_ullong, unsigned long long, strtoull, M_DEFERRED_COMMA 10)
M_PARSE_DEFAULT_TYPE_DEF(m_parse_float, float, strtof, )
M_PARSE_DEFAULT_TYPE_DEF(m_parse_double, double, strtod, )
M_PARSE_DEFAULT_TYPE_DEF(m_parse_ldouble, long double, strtold, )
#define M_SEPARATE_PER_SEMICOLON(a,b) a ; b
/* Generic PRINT macro: print all its inputs regardless of the type