diff options
Diffstat (limited to 'libc/sysdeps/linux/common/bits')
| -rw-r--r-- | libc/sysdeps/linux/common/bits/getopt.h | 162 | ||||
| -rw-r--r-- | libc/sysdeps/linux/common/bits/uClibc_ctype.h | 278 |
2 files changed, 333 insertions, 107 deletions
diff --git a/libc/sysdeps/linux/common/bits/getopt.h b/libc/sysdeps/linux/common/bits/getopt.h new file mode 100644 index 000000000..fd1cb7b15 --- /dev/null +++ b/libc/sysdeps/linux/common/bits/getopt.h @@ -0,0 +1,162 @@ +/* Declarations for getopt. + Copyright (C) 1989-1994, 1996-1999, 2001 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#ifndef _GETOPT_H + +#ifndef __need_getopt +# define _GETOPT_H 1 +#endif + +/* If __GNU_LIBRARY__ is not already defined, either we are being used + standalone, or this is the first header included in the source file. + If we are being used with glibc, we need to include <features.h>, but + that does not exist if we are standalone. So: if __GNU_LIBRARY__ is + not defined, include <ctype.h>, which will pull in <features.h> for us + if it's from glibc. (Why ctype.h? It's guaranteed to exist and it + doesn't flood the namespace with stuff the way some other headers do.) */ +#if !defined __GNU_LIBRARY__ +# include <ctype.h> +#endif + +#ifdef __cplusplus +extern "C" { +#endif + +/* For communication from `getopt' to the caller. + When `getopt' finds an option that takes an argument, + the argument value is returned here. + Also, when `ordering' is RETURN_IN_ORDER, + each non-option ARGV-element is returned here. */ + +extern char *optarg; + +/* Index in ARGV of the next element to be scanned. + This is used for communication to and from the caller + and for communication between successive calls to `getopt'. + + On entry to `getopt', zero means this is the first call; initialize. + + When `getopt' returns -1, this is the index of the first of the + non-option elements that the caller should itself scan. + + Otherwise, `optind' communicates from one call to the next + how much of ARGV has been scanned so far. */ + +extern int optind; + +/* Callers store zero here to inhibit the error message `getopt' prints + for unrecognized options. */ + +extern int opterr; + +/* Set to an option character which was unrecognized. */ + +extern int optopt; + +#ifndef __need_getopt +/* Describe the long-named options requested by the application. + The LONG_OPTIONS argument to getopt_long or getopt_long_only is a vector + of `struct option' terminated by an element containing a name which is + zero. + + The field `has_arg' is: + no_argument (or 0) if the option does not take an argument, + required_argument (or 1) if the option requires an argument, + optional_argument (or 2) if the option takes an optional argument. + + If the field `flag' is not NULL, it points to a variable that is set + to the value given in the field `val' when the option is found, but + left unchanged if the option is not found. + + To have a long-named option do something other than set an `int' to + a compiled-in constant, such as set a value from `optarg', set the + option's `flag' field to zero and its `val' field to a nonzero + value (the equivalent single-letter option character, if there is + one). For long options that have a zero `flag' field, `getopt' + returns the contents of the `val' field. */ + +struct option +{ + const char *name; + /* has_arg can't be an enum because some compilers complain about + type mismatches in all the code that assumes it is an int. */ + int has_arg; + int *flag; + int val; +}; + +/* Names for the values of the `has_arg' field of `struct option'. */ + +# define no_argument 0 +# define required_argument 1 +# define optional_argument 2 +#endif /* need getopt */ + + +/* Get definitions and prototypes for functions to process the + arguments in ARGV (ARGC of them, minus the program name) for + options given in OPTS. + + Return the option character from OPTS just read. Return -1 when + there are no more options. For unrecognized options, or options + missing arguments, `optopt' is set to the option letter, and '?' is + returned. + + The OPTS string is a list of characters which are recognized option + letters, optionally followed by colons, specifying that that letter + takes an argument, to be placed in `optarg'. + + If a letter in OPTS is followed by two colons, its argument is + optional. This behavior is specific to the GNU `getopt'. + + The argument `--' causes premature termination of argument + scanning, explicitly telling `getopt' that there are no more + options. + + If OPTS begins with `--', then non-option arguments are treated as + arguments to the option '\0'. This behavior is specific to the GNU + `getopt'. */ + +/* Many other libraries have conflicting prototypes for getopt, with + differences in the consts, in stdlib.h. To avoid compilation + errors, only prototype getopt for the GNU C library. */ +extern int getopt (int __argc, char *const *__argv, const char *__shortopts); + +#ifndef __need_getopt +extern int getopt_long (int __argc, char *const *__argv, const char *__shortopts, + const struct option *__longopts, int *__longind); +extern int getopt_long_only (int __argc, char *const *__argv, + const char *__shortopts, + const struct option *__longopts, int *__longind); + +/* Internal only. Users should not call this directly. */ +extern int _getopt_internal (int __argc, char *const *__argv, + const char *__shortopts, + const struct option *__longopts, int *__longind, + int __long_only); +#endif + +#ifdef __cplusplus +} +#endif + +/* Make sure we later can get all the definitions and declarations. */ +#undef __need_getopt + +#endif /* getopt.h */ diff --git a/libc/sysdeps/linux/common/bits/uClibc_ctype.h b/libc/sysdeps/linux/common/bits/uClibc_ctype.h index 294997b74..f682d9762 100644 --- a/libc/sysdeps/linux/common/bits/uClibc_ctype.h +++ b/libc/sysdeps/linux/common/bits/uClibc_ctype.h @@ -33,7 +33,7 @@ #ifndef _BITS_CTYPE_H #define _BITS_CTYPE_H -#warning uClibc_ctype.h is deprecated +#ifdef __UCLIBC_GEN_LOCALE /* Taking advantage of the C99 mutual-exclusion guarantees for the various * (w)ctype classes, including the descriptions of printing and control @@ -80,72 +80,9 @@ enum { /* #define __CTYPE_isxdigit(D) -- isxdigit is untestable this way. * But that's ok as isxdigit() (and isdigit() too) are locale-invariant. */ -/* The values for wctype_t. */ -enum { - _CTYPE_unclassified = 0, - _CTYPE_isalnum, - _CTYPE_isalpha, - _CTYPE_isblank, - _CTYPE_iscntrl, - _CTYPE_isdigit, - _CTYPE_isgraph, - _CTYPE_islower, - _CTYPE_isprint, - _CTYPE_ispunct, - _CTYPE_isspace, - _CTYPE_isupper, - _CTYPE_isxdigit /* _MUST_ be last of the standard classes! */ -}; - - -/* The following is used to implement wctype(), but it is defined - * here because the ordering must agree with that of the enumeration - * above (ignoring unclassified). */ -#define __CTYPE_TYPESTRING \ - "\6alnum\0\6alpha\0\6blank\0\6cntrl\0\6digit\0\6graph\0\6lower\0" \ - "\6print\0\6punct\0\6space\0\6upper\0\7xdigit\0\0" - -/* Used in implementing iswctype(), but defined here as it must agree - * in ordering with the string above. */ -#define __CTYPE_RANGES \ - 0, -1, /* unclassified */ \ - 1, __CTYPE_digit - 1, /* alnum */ \ - 1, __CTYPE_alpha_upper - 1, /* alpha */ \ - __CTYPE_print_space_blank, 5, /* blank -- also must be odd! */ \ - __CTYPE_cntrl_space_nonblank, 2, /* cntrl */ \ - __CTYPE_digit, 0, /* digit */ \ - 1, __CTYPE_graph - 1, /* graph */ \ - __CTYPE_alpha_lower, 1, /* lower */ \ - 1, __CTYPE_print_space_blank - 1, /* print */ \ - __CTYPE_punct, 0, /* punct */ \ - __CTYPE_print_space_nonblank, 5, /* space */ \ - __CTYPE_alpha_upper_lower, 1, /* upper */ \ - /* No entry for xdigit as it is handled specially. */ - -#define _CTYPE_iswalnum _CTYPE_isalnum -#define _CTYPE_iswalpha _CTYPE_isalpha -#define _CTYPE_iswblank _CTYPE_isblank -#define _CTYPE_iswcntrl _CTYPE_iscntrl -#define _CTYPE_iswdigit _CTYPE_isdigit -#define _CTYPE_iswgraph _CTYPE_isgraph -#define _CTYPE_iswlower _CTYPE_islower -#define _CTYPE_iswprint _CTYPE_isprint -#define _CTYPE_iswpunct _CTYPE_ispunct -#define _CTYPE_iswspace _CTYPE_isspace -#define _CTYPE_iswupper _CTYPE_isupper -#define _CTYPE_iswxdigit _CTYPE_isxdigit - -/* The following is used to implement wctrans(). */ - -enum { - _CTYPE_tolower = 1, - _CTYPE_toupper, - _CTYPE_totitle -}; +#else /* __UCLIBC_GEN_LOCALE *****************************************/ -#define __CTYPE_TRANSTRING "\10tolower\0\10toupper\0\10totitle\0\0" - -/* Now define some ctype macros valid for the C/POSIX locale. */ +/* Define some ctype macros valid for the C/POSIX locale. */ /* ASCII ords of \t, \f, \n, \r, and \v are 9, 12, 10, 13, 11 respectively. */ #define __C_isspace(c) \ @@ -207,46 +144,173 @@ enum { ? (((unsigned char)(((c)) - 'A')) < 6) \ : (((unsigned int)(((c)) - 'A')) < 6))) -/* TODO: Replace the above with expressions like the following? */ -/* #define __C_isdigit(c) ((sizeof(c) == sizeof(char)) \ */ -/* ? (((unsigned char)((c) - '0')) < 10) \ */ -/* : (((unsigned int)((c) - '0')) < 10)) */ - -/* Similarly, define some wctype macros valid for the C/POSIX locale. */ - -/* First, we need some way to make sure the arg is in range. */ -#define __C_classed(c) \ - ((sizeof(c) <= sizeof(int)) || (c == ((unsigned char)c))) - -#define __C_iswspace(c) (__C_classed(c) && __C_isspace(c)) -#define __C_iswblank(c) (__C_classed(c) && __C_isblank(c)) -#define __C_iswdigit(c) (__C_classed(c) && __C_isdigit(c)) -#define __C_iswxdigit(c) (__C_classed(c) && __C_isxdigit(c)) -#define __C_iswcntrl(c) (__C_classed(c) && __C_iscntrl(c)) -#define __C_iswalpha(c) (__C_classed(c) && __C_isalpha(c)) -#define __C_iswalnum(c) (__C_classed(c) && __C_isalnum(c)) -#define __C_iswprint(c) (__C_classed(c) && __C_isprint(c)) -#define __C_iswlower(c) (__C_classed(c) && __C_islower(c)) -#define __C_iswupper(c) (__C_classed(c) && __C_isupper(c)) -#define __C_iswpunct(c) (__C_classed(c) && __C_ispunct(c)) -#define __C_iswgraph(c) (__C_classed(c) && __C_isgraph(c)) -#define __C_towlower(c) \ - ((__C_classed(c) && __C_isupper(c)) ? ((c) | 0x20) : (c)) -#define __C_towupper(c) \ - ((__C_classed(c) && __C_islower(c)) ? ((c) ^ 0x20) : (c)) - -/* Now define some macros to aviod the extra wrapper-function call. */ -#define __iswalnum(c) iswctype(c, _CTYPE_iswalnum) -#define __iswalpha(c) iswctype(c, _CTYPE_iswalpha) -#define __iswblank(c) iswctype(c, _CTYPE_iswblank) -#define __iswcntrl(c) iswctype(c, _CTYPE_iswcntrl) -#define __iswgraph(c) iswctype(c, _CTYPE_iswgraph) -#define __iswlower(c) iswctype(c, _CTYPE_iswlower) -#define __iswprint(c) iswctype(c, _CTYPE_iswprint) -#define __iswpunct(c) iswctype(c, _CTYPE_iswpunct) -#define __iswspace(c) iswctype(c, _CTYPE_iswspace) -#define __iswupper(c) iswctype(c, _CTYPE_iswupper) -#define __iswdigit(c) __C_iswdigit(c) -#define __iswxdigit(c) __C_iswxdigit(c) +/**********************************************************************/ +__BEGIN_DECLS + +extern int isalnum(int c) __THROW; +extern int isalpha(int c) __THROW; +#ifdef __USE_ISOC99 +extern int isblank(int c) __THROW; +#endif +extern int iscntrl(int c) __THROW; +extern int isdigit(int c) __THROW; +extern int isgraph(int c) __THROW; +extern int islower(int c) __THROW; +extern int isprint(int c) __THROW; +extern int ispunct(int c) __THROW; +extern int isspace(int c) __THROW; +extern int isupper(int c) __THROW; +extern int isxdigit(int c) __THROW; + +extern int tolower(int c) __THROW; +extern int toupper(int c) __THROW; + +#if defined __USE_SVID || defined __USE_MISC || defined __USE_XOPEN +extern int isascii(int c) __THROW; +extern int toascii(int c) __THROW; +#endif + +/* The following are included for compatibility with older versions of + * uClibc; but now they're only visible if MISC funcctionality is requested. + * However, as they are locale-independent, the hidden macro versions are + * always present. */ +#ifdef __USE_MISC +extern int isxlower(int c) __THROW; /* uClibc-specific. */ +extern int isxupper(int c) __THROW; /* uClibc-specific. */ + +/* isdigit() is really locale-invariant, so provide some small fast macros. + * These are uClibc-specific. */ +#define __isdigit_char(C) (((unsigned char)((C) - '0')) <= 9) +#define __isdigit_int(C) (((unsigned int)((C) - '0')) <= 9) +#endif + +/* Next, some ctype macros which are valid for all supported locales. */ +/* WARNING: isspace and isblank need to be reverified if more 8-bit codesets + * are added!!! But isdigit and isxdigit are always valid. */ + +/* #define __isspace(c) __C_isspace(c) */ +/* #define __isblank(c) __C_isblank(c) */ + +/* #define __isdigit(c) __C_isdigit(c) */ +/* #define __isxdigit(c) __C_isxdigit(c) */ + +/* Now some non-ansi/iso c99 macros. */ + +#define __isascii(c) (((c) & ~0x7f) == 0) +#define __toascii(c) ((c) & 0x7f) +#define _toupper(c) ((c) ^ 0x20) +#define _tolower(c) ((c) | 0x20) + + +/* For compatibility with older versions of uClibc. Are these ever used? */ +#if 0 +#define __isxlower(c) __C_isxlower(c) /* uClibc-specific. */ +#define __isxupper(c) __C_isxupper(c) /* uClibc-specific. */ +#endif + +/* Apparently, glibc implements things as macros if __NO_CTYPE isn't defined. + * If we don't have locale support, we'll do the same. Otherwise, we'll + * only use macros for the supported-locale-invariant cases. */ +#ifndef __UCLIBC_HAS_LOCALE__ + +#endif /* __UCLIBC_HAS_LOCALE__ */ + +__END_DECLS + +/**********************************************************************/ +#ifdef __GNUC__ + +#define __isbody_C_macro(f,args) __C_ ## f args + +#define __isbody(f,c) \ + (__extension__ ({ \ + int __res; \ + if (sizeof(c) > sizeof(char)) { \ + int __c = (c); \ + __res = __isbody_C_macro(f,(__c)); \ + } else { \ + unsigned char __c = (c); \ + __res = __isbody_C_macro(f,(__c)); \ + } \ + __res; \ + })) + +#define __body_C_macro(f,args) __C_ ## f args + +#define __body(f,c) \ + (__extension__ ({ \ + int __res; \ + if (sizeof(c) > sizeof(char)) { \ + int __c = (c); \ + __res = __body_C_macro(f,(__c)); \ + } else { \ + unsigned char __c = (c); \ + __res = __body_C_macro(f,(__c)); \ + } \ + __res; \ + })) + +#define __isspace(c) __body(isspace,c) +#define __isblank(c) __body(isblank,c) +#define __isdigit(c) __body(isdigit,c) +#define __isxdigit(c) __body(isxdigit,c) +#define __iscntrl(c) __body(iscntrl,c) +#define __isalpha(c) __body(isalpha,c) +#define __isalnum(c) __body(isalnum,c) +#define __isprint(c) __body(isprint,c) +#define __islower(c) __body(islower,c) +#define __isupper(c) __body(isupper,c) +#define __ispunct(c) __body(ispunct,c) +#define __isgraph(c) __body(isgraph,c) + +#define __isxlower(c) __body(isxlower,c) +#define __isxupper(c) __body(isxupper,c) + +#define __tolower(c) __body(tolower,c) +#define __toupper(c) __body(toupper,c) + +#if !defined __NO_CTYPE && !defined __cplusplus + +#define isspace(c) __isspace(c) +#define isblank(c) __isblank(c) +#define isdigit(c) __isdigit(c) +#define isxdigit(c) __isxdigit(c) +#define iscntrl(c) __iscntrl(c) +#define isalpha(c) __isalpha(c) +#define isalnum(c) __isalnum(c) +#define isprint(c) __isprint(c) +#define islower(c) __islower(c) +#define isupper(c) __isupper(c) +#define ispunct(c) __ispunct(c) +#define isgraph(c) __isgraph(c) + +#define isxlower(c) __isxlower(c) +#define isxupper(c) __isxupper(c) + +#define tolower(c) __tolower(c) +#define toupper(c) __toupper(c) + + +#endif + +#else /* _GNUC__ ***************************************************/ + +#if !defined __NO_CTYPE && !defined __cplusplus + +/* These macros should be safe from side effects. */ + +#define isdigit(c) __C_isdigit(c) +#define isalpha(c) __C_isalpha(c) +#define isprint(c) __C_isprint(c) +#define islower(c) __C_islower(c) +#define isupper(c) __C_isupper(c) +#define isgraph(c) __C_isgraph(c) + +#endif + +#endif /* __GNUC__ */ +/**********************************************************************/ + +#endif /* __UCLIBC_GEN_LOCALE */ #endif /* _BITS_CTYPE_H */ |