diff options
Diffstat (limited to 'ncurses-5.2/form/fty_num.c')
| -rw-r--r-- | ncurses-5.2/form/fty_num.c | 195 |
1 files changed, 0 insertions, 195 deletions
diff --git a/ncurses-5.2/form/fty_num.c b/ncurses-5.2/form/fty_num.c deleted file mode 100644 index ba15ab8..0000000 --- a/ncurses-5.2/form/fty_num.c +++ /dev/null @@ -1,195 +0,0 @@ - -/* - * THIS CODE IS SPECIFICALLY EXEMPTED FROM THE NCURSES PACKAGE COPYRIGHT. - * You may freely copy it for use as a template for your own field types. - * If you develop a field type that might be of general use, please send - * it back to the ncurses maintainers for inclusion in the next version. - */ -/*************************************************************************** -* * -* Author : Juergen Pfeifer, juergen.pfeifer@gmx.net * -* * -***************************************************************************/ - -#include "form.priv.h" - -MODULE_ID("$Id$") - -#if HAVE_LOCALE_H -#include <locale.h> -#endif - -typedef struct { - int precision; - double low; - double high; - struct lconv* L; -} numericARG; - -/*--------------------------------------------------------------------------- -| Facility : libnform -| Function : static void *Make_Numeric_Type(va_list * ap) -| -| Description : Allocate structure for numeric type argument. -| -| Return Values : Pointer to argument structure or NULL on error -+--------------------------------------------------------------------------*/ -static void *Make_Numeric_Type(va_list * ap) -{ - numericARG *argn = (numericARG *)malloc(sizeof(numericARG)); - - if (argn) - { - argn->precision = va_arg(*ap,int); - argn->low = va_arg(*ap,double); - argn->high = va_arg(*ap,double); -#if HAVE_LOCALE_H - argn->L = localeconv(); -#else - argn->L = NULL; -#endif - } - return (void *)argn; -} - -/*--------------------------------------------------------------------------- -| Facility : libnform -| Function : static void *Copy_Numeric_Type(const void * argp) -| -| Description : Copy structure for numeric type argument. -| -| Return Values : Pointer to argument structure or NULL on error. -+--------------------------------------------------------------------------*/ -static void *Copy_Numeric_Type(const void * argp) -{ - const numericARG *ap = (const numericARG *)argp; - numericARG *result = (numericARG *)0; - - if (argp) - { - result = (numericARG *)malloc(sizeof(numericARG)); - if (result) - *result = *ap; - } - return (void *)result; -} - -/*--------------------------------------------------------------------------- -| Facility : libnform -| Function : static void Free_Numeric_Type(void * argp) -| -| Description : Free structure for numeric type argument. -| -| Return Values : - -+--------------------------------------------------------------------------*/ -static void Free_Numeric_Type(void * argp) -{ - if (argp) - free(argp); -} - -/*--------------------------------------------------------------------------- -| Facility : libnform -| Function : static bool Check_Numeric_Field(FIELD * field, -| const void * argp) -| -| Description : Validate buffer content to be a valid numeric value -| -| Return Values : TRUE - field is valid -| FALSE - field is invalid -+--------------------------------------------------------------------------*/ -static bool Check_Numeric_Field(FIELD * field, const void * argp) -{ - const numericARG *argn = (const numericARG *)argp; - double low = argn->low; - double high = argn->high; - int prec = argn->precision; - unsigned char *bp = (unsigned char *)field_buffer(field,0); - char *s = (char *)bp; - double val = 0.0; - struct lconv* L = argn->L; - char buf[64]; - - while(*bp && *bp==' ') bp++; - if (*bp) - { - if (*bp=='-' || *bp=='+') - bp++; - while(*bp) - { - if (!isdigit(*bp)) break; - bp++; - } - if (*bp==( -#if HAVE_LOCALE_H - (L && L->decimal_point) ? *(L->decimal_point) : -#endif - '.')) - { - bp++; - while(*bp) - { - if (!isdigit(*bp)) break; - bp++; - } - } - while(*bp && *bp==' ') bp++; - if (*bp=='\0') - { - val = atof(s); - if (low<high) - { - if (val<low || val>high) return FALSE; - } - sprintf(buf,"%.*f",(prec>0?prec:0),val); - set_field_buffer(field,0,buf); - return TRUE; - } - } - return FALSE; -} - -/*--------------------------------------------------------------------------- -| Facility : libnform -| Function : static bool Check_Numeric_Character( -| int c, -| const void * argp) -| -| Description : Check a character for the numeric type. -| -| Return Values : TRUE - character is valid -| FALSE - character is invalid -+--------------------------------------------------------------------------*/ -static bool Check_Numeric_Character(int c, const void * argp) -{ - const numericARG *argn = (const numericARG *)argp; - struct lconv* L = argn->L; - - return (isdigit(c) || - c == '+' || - c == '-' || - c == ( -#if HAVE_LOCALE_H - (L && L->decimal_point) ? *(L->decimal_point) : -#endif - '.') - ) ? TRUE : FALSE; -} - -static FIELDTYPE typeNUMERIC = { - _HAS_ARGS | _RESIDENT, - 1, /* this is mutable, so we can't be const */ - (FIELDTYPE *)0, - (FIELDTYPE *)0, - Make_Numeric_Type, - Copy_Numeric_Type, - Free_Numeric_Type, - Check_Numeric_Field, - Check_Numeric_Character, - NULL, - NULL -}; - -FIELDTYPE* TYPE_NUMERIC = &typeNUMERIC; - -/* fty_num.c ends here */ |