#ifndef _PDCLIB_CTYPE_H
#define _PDCLIB_CTYPE_H _PDCLIB_CTYPE_H
-/* ------------------------------------------------------------------------- */
-/* THIS IS A STUB - THIS IS A STUB - THIS IS A STUB - THIS IS A STUB */
-/* ------------------------------------------------------------------------- */
-/* This implements two functions that are required by <stdlib.h> / <stdio.h> */
-/* for the C locale only. Will be replaced in v0.6 by something compliant. */
-/* ------------------------------------------------------------------------- */
-
-int tolower( int c );
+/* Character classification functions */
+
+/* Note that there is a difference between "whitespace" (any printing, non-
+ graph character, like horizontal and vertical tab), and "blank" (the literal
+ ' ' space character).
+
+ There will be masking macros for each of these later on, but right now I
+ focus on the functions only.
+*/
+
+/* Returns isalpha( c ) || isdigit( c ) */
+int isalnum( int c );
+
+/* Returns isupper( c ) || islower( c ) in the "C" locale.
+ In any other locale, also returns true for a locale-specific set of
+ alphabetic characters which are neither control characters, digits,
+ punctation, or whitespace.
+*/
+int isalpha( int c );
+
+/* Returns true if the character is a whitespace. In the "C" locale, only ' '
+ and '\t' are considered whitespace.
+*/
+int isblank( int c );
+
+/* Returns true if the character is a control character. */
+int iscntrl( int c );
+
+/* Returns true if the character is a decimal digit. */
+int isdigit( int c );
+
+/* Returns true for every printing character except space (' '). */
+int isgraph( int c );
+
+/* Returns true for lowercase letters in the "C" locale.
+ In any other locale, also returns true for a locale-specific set of
+ characters which are neither control characters, digits, punctation, or
+ space (' '). In a locale other than the "C" locale, a character might test
+ true for both islower() and isupper().
+*/
+int islower( int c );
+
+/* Returns true for every printing character including space (' '). */
+int isprint( int c );
+
+/* Returns true for every printing character that is neither whitespace
+ nor alphanumeric in the "C" locale. In any other locale, there might be
+ characters that are printing characters, but neither whitespace nor
+ alphanumeric.
+*/
+int ispunct( int c );
+
+/* Returns true for every standard whitespace character (' ', '\f', '\n', '\r',
+ '\t', '\v') in the "C" locale. In any other locale, also returns true for a
+ locale-specific set of characters for which isalnum() is false.
+*/
int isspace( int c );
-#endif
+/* Returns true for uppercase letters in the "C" locale.
+ In any other locale, also returns true for a locale-specific set of
+ characters which are neither control characters, digits, punctation, or
+ space (' '). In a locale other than the "C" locale, a character might test
+ true for both islower() and isupper().
+*/
+int isupper( int c );
+
+/* Returns true for any hexadecimal-digit character. */
+int isxdigit( int c );
+/* Character case mapping functions */
+
+/* Converts an uppercase letter to a corresponding lowercase letter. Input that
+ is not an uppercase letter remains unchanged.
+*/
+int tolower( c );
+
+/* Converts a lowercase letter to a corresponding uppercase letter. Input that
+ is not a lowercase letter remains unchanged.
+*/
+int toupper( c );
+
+#endif
/* $Id$ */
-/* Errors <errno.h>
+/* 7.5 Errors <errno.h>
This file is part of the Public Domain C Library (PDCLib).
Permission is granted to use, modify, and / or redistribute at will.
--- /dev/null
+/* $Id$ */
+
+/* 7.11 Localization <locale.h>
+
+ This file is part of the Public Domain C Library (PDCLib).
+ Permission is granted to use, modify, and / or redistribute at will.
+*/
+
+#ifndef _PDCLIB_LOCALE_H
+#define _PDCLIB_LOCALE_H _PDCLIB_LOCALE_H
+
+/* The structure returned by localeconv().
+
+ The values for *_sep_by_space:
+ 0 - no space
+ 1 - if symbol and sign are adjacent, a space seperates them from the value;
+ otherwise a space seperates the symbol from the value
+ 2 - if symbol and sign are adjacent, a space seperates them; otherwise a
+ space seperates the sign from the value
+
+ The values for *_sign_posn:
+ 0 - Parentheses surround value and symbol
+ 1 - sign precedes value and symbol
+ 2 - sign succeeds value and symbol
+ 3 - sign immediately precedes symbol
+ 4 - sign immediately succeeds symbol
+*/
+struct lconv
+{
+ char * decimal_point; /* decimal point character */
+ char * thousands_sep; /* character for seperating groups of digits */
+ char * grouping; /* string indicating the size of digit groups */
+ char * mon_decimal_point; /* decimal point for monetary quantities */
+ char * mon_thousands_sep; /* thousands_sep for monetary quantities */
+ char * mon_grouping; /* grouping for monetary quantities */
+ char * positive_sign; /* string indicating nonnegative mty. qty. */
+ char * negative_sign; /* string indicating negative mty. qty. */
+ char * currency_symbol; /* local currency symbol (e.g. '$') */
+ char * int_curr_symbol; /* international currency symbol (e.g. "USD" */
+ char frac_digits; /* fractional digits in local monetary qty. */
+ char p_cs_precedes; /* if currency_symbol precedes positive qty. */
+ char n_cs_precedes; /* if currency_symbol precedes negative qty. */
+ char p_sep_by_space; /* if it is seperated by space from pos. qty. */
+ char n_sep_by_space; /* if it is seperated by space from neg. qty. */
+ char p_sign_posn; /* positioning of positive_sign for mon. qty. */
+ char n_sign_posn; /* positioning of negative_sign for mon. qty. */
+ char int_frac_digits; /* Same as above, for international format */
+ char int_p_cs_precedes; /* Same as above, for international format */
+ char int_n_cs_precedes; /* Same as above, for international format */
+ char int_p_sep_by_space; /* Same as above, for international format */
+ char int_n_sep_by_space; /* Same as above, for international format */
+ char int_p_sign_posn; /* Same as above, for international format */
+ char int_n_sign_posn; /* Same as above, for international format */
+}
+
+#ifndef _PDCLIB_NULL_DEFINED
+#define _PDCLIB_NULL_DEFINED _PDCLIB_NULL_DEFINED
+#define NULL _PDCLIB_NULL
+#endif
+
+/* LC_ALL
+ - entire locale
+ LC_COLLATE
+ - strcoll(), strxfrm()
+ LC_CTYPE
+ - <ctype.h>
+ LC_MONETARY
+ - monetary formatting as returned by localeconv
+ LC_NUMERIC
+ - decimal-point character for printf() / scanf() functions, string
+ conversions, and nonmonetary formattign as returned by localeconv
+ LC_TIME
+ - strftime(), wcsftime()
+
+ First arguments to setlocale().
+*/
+
+/* The category parameter can be any of the LC_* macros to specify if the call
+ to setlocale() shall affect the entire locale or only a portion thereof.
+ The category locale specifies which locale should be switched to, with "C"
+ being the minimal default locale, and "" being the locale-specific native
+ environment. A NULL pointer makes setlocale() return the *current* setting.
+ Otherwise, returns a pointer to a string associated with the specified
+ category for the new locale.
+*/
+char * setlocale( int category, const char * locale );
+
+/* Returns a struct lconv initialized to the values appropriate for the current
+ locale setting.
+*/
+struct lconv * localeconv( void );
+
+#endif
+
/* $Id$ */
-/* Input/output <stdio.h>
+/* 7.19 Input/output <stdio.h>
This file is part of the Public Domain C Library (PDCLib).
Permission is granted to use, modify, and / or redistribute at will.
/* $Id$ */
-/* General utilities <stdlib.h>
+/* 7.20 General utilities <stdlib.h>
This file is part of the Public Domain C Library (PDCLib).
Permission is granted to use, modify, and / or redistribute at will.
/* $Id$ */
-/* String handling <string.h>
+/* 7.21 String handling <string.h>
This file is part of the Public Domain C Library (PDCLib).
Permission is granted to use, modify, and / or redistribute at will.
/* $Id$ */
-/* Signal handling <string.h>
+/* 7.14 Signal handling <string.h>
This file is part of the Public Domain C Library (PDCLib).
Permission is granted to use, modify, and / or redistribute at will.
/* $Id$ */
-/* Signal handling <string.h>
+/* 7.14 Signal handling <string.h>
This file is part of the Public Domain C Library (PDCLib).
Permission is granted to use, modify, and / or redistribute at will.
projects / pdclib / commitdiff