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745 lines
22 KiB
C
745 lines
22 KiB
C
/** \file popt/popt.h
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* \ingroup popt
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*/
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/* (C) 1998-2000 Red Hat, Inc. -- Licensing details are in the COPYING
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file accompanying popt source distributions, available from
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ftp://ftp.rpm.org/pub/rpm/dist. */
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#ifndef H_POPT
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#define H_POPT
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#include <stdio.h> /* for FILE * */
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#define POPT_OPTION_DEPTH 10
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/** \ingroup popt
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* \name Arg type identifiers
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*/
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/*@{*/
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#define POPT_ARG_NONE 0U /*!< no arg */
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#define POPT_ARG_STRING 1U /*!< arg will be saved as string */
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#define POPT_ARG_INT 2U /*!< arg ==> int */
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#define POPT_ARG_LONG 3U /*!< arg ==> long */
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#define POPT_ARG_INCLUDE_TABLE 4U /*!< arg points to table */
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#define POPT_ARG_CALLBACK 5U /*!< table-wide callback... must be
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set first in table; arg points
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to callback, descrip points to
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callback data to pass */
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#define POPT_ARG_INTL_DOMAIN 6U /*!< set the translation domain
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for this table and any
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included tables; arg points
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to the domain string */
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#define POPT_ARG_VAL 7U /*!< arg should take value val */
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#define POPT_ARG_FLOAT 8U /*!< arg ==> float */
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#define POPT_ARG_DOUBLE 9U /*!< arg ==> double */
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#define POPT_ARG_LONGLONG 10U /*!< arg ==> long long */
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#define POPT_ARG_MAINCALL 16U+11U /*!< EXPERIMENTAL: return (*arg) (argc, argv) */
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#define POPT_ARG_ARGV 12U /*!< dupe'd arg appended to realloc'd argv array. */
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#define POPT_ARG_SHORT 13U /*!< arg ==> short */
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#define POPT_ARG_BITSET 16U+14U /*!< arg ==> bit set */
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#define POPT_ARG_MASK 0x000000FFU
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#define POPT_GROUP_MASK 0x0000FF00U
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/*@}*/
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/** \ingroup popt
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* \name Arg modifiers
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*/
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/*@{*/
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#define POPT_ARGFLAG_ONEDASH 0x80000000U /*!< allow -longoption */
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#define POPT_ARGFLAG_DOC_HIDDEN 0x40000000U /*!< don't show in help/usage */
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#define POPT_ARGFLAG_STRIP 0x20000000U /*!< strip this arg from argv(only applies to long args) */
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#define POPT_ARGFLAG_OPTIONAL 0x10000000U /*!< arg may be missing */
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#define POPT_ARGFLAG_OR 0x08000000U /*!< arg will be or'ed */
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#define POPT_ARGFLAG_NOR 0x09000000U /*!< arg will be nor'ed */
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#define POPT_ARGFLAG_AND 0x04000000U /*!< arg will be and'ed */
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#define POPT_ARGFLAG_NAND 0x05000000U /*!< arg will be nand'ed */
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#define POPT_ARGFLAG_XOR 0x02000000U /*!< arg will be xor'ed */
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#define POPT_ARGFLAG_NOT 0x01000000U /*!< arg will be negated */
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#define POPT_ARGFLAG_LOGICALOPS \
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(POPT_ARGFLAG_OR|POPT_ARGFLAG_AND|POPT_ARGFLAG_XOR)
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#define POPT_BIT_SET (POPT_ARG_VAL|POPT_ARGFLAG_OR)
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/*!< set arg bit(s) */
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#define POPT_BIT_CLR (POPT_ARG_VAL|POPT_ARGFLAG_NAND)
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/*!< clear arg bit(s) */
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#define POPT_ARGFLAG_SHOW_DEFAULT 0x00800000U /*!< show default value in --help */
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#define POPT_ARGFLAG_RANDOM 0x00400000U /*!< random value in [1,arg] */
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#define POPT_ARGFLAG_TOGGLE 0x00200000U /*!< permit --[no]opt prefix toggle */
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/*@}*/
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/** \ingroup popt
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* \name Callback modifiers
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*/
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/*@{*/
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#define POPT_CBFLAG_PRE 0x80000000U /*!< call the callback before parse */
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#define POPT_CBFLAG_POST 0x40000000U /*!< call the callback after parse */
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#define POPT_CBFLAG_INC_DATA 0x20000000U /*!< use data from the include line,
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not the subtable */
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#define POPT_CBFLAG_SKIPOPTION 0x10000000U /*!< don't callback with option */
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#define POPT_CBFLAG_CONTINUE 0x08000000U /*!< continue callbacks with option */
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/*@}*/
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/** \ingroup popt
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* \name Error return values
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*/
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/*@{*/
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#define POPT_ERROR_NOARG -10 /*!< missing argument */
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#define POPT_ERROR_BADOPT -11 /*!< unknown option */
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#define POPT_ERROR_OPTSTOODEEP -13 /*!< aliases nested too deeply */
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#define POPT_ERROR_BADQUOTE -15 /*!< error in paramter quoting */
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#define POPT_ERROR_ERRNO -16 /*!< errno set, use strerror(errno) */
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#define POPT_ERROR_BADNUMBER -17 /*!< invalid numeric value */
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#define POPT_ERROR_OVERFLOW -18 /*!< number too large or too small */
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#define POPT_ERROR_BADOPERATION -19 /*!< mutually exclusive logical operations requested */
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#define POPT_ERROR_NULLARG -20 /*!< opt->arg should not be NULL */
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#define POPT_ERROR_MALLOC -21 /*!< memory allocation failed */
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#define POPT_ERROR_BADCONFIG -22 /*!< config file failed sanity test */
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/*@}*/
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/** \ingroup popt
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* \name poptBadOption() flags
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*/
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/*@{*/
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#define POPT_BADOPTION_NOALIAS (1U << 0) /*!< don't go into an alias */
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/*@}*/
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/** \ingroup popt
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* \name poptGetContext() flags
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*/
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/*@{*/
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#define POPT_CONTEXT_NO_EXEC (1U << 0) /*!< ignore exec expansions */
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#define POPT_CONTEXT_KEEP_FIRST (1U << 1) /*!< pay attention to argv[0] */
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#define POPT_CONTEXT_POSIXMEHARDER (1U << 2) /*!< options can't follow args */
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#define POPT_CONTEXT_ARG_OPTS (1U << 4) /*!< return args as options with value 0 */
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/*@}*/
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/** \ingroup popt
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*/
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struct poptOption {
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/*@observer@*/ /*@null@*/
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const char * longName; /*!< may be NULL */
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char shortName; /*!< may be NUL */
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unsigned int argInfo;
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/*@shared@*/ /*@null@*/
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void * arg; /*!< depends on argInfo */
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int val; /*!< 0 means don't return, just update flag */
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/*@observer@*/ /*@null@*/
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const char * descrip; /*!< description for autohelp -- may be NULL */
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/*@observer@*/ /*@null@*/
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const char * argDescrip; /*!< argument description for autohelp */
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};
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/** \ingroup popt
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* A popt alias argument for poptAddAlias().
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*/
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struct poptAlias {
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/*@owned@*/ /*@null@*/
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const char * longName; /*!< may be NULL */
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char shortName; /*!< may be NUL */
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int argc;
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/*@owned@*/
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const char ** argv; /*!< must be free()able */
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};
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/** \ingroup popt
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* A popt alias or exec argument for poptAddItem().
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*/
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/*@-exporttype@*/
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typedef struct poptItem_s {
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struct poptOption option; /*!< alias/exec name(s) and description. */
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int argc; /*!< (alias) no. of args. */
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/*@owned@*/
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const char ** argv; /*!< (alias) args, must be free()able. */
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} * poptItem;
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/*@=exporttype@*/
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/** \ingroup popt
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* \name Auto-generated help/usage
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*/
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/*@{*/
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/**
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* Empty table marker to enable displaying popt alias/exec options.
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*/
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/*@-exportvar@*/
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/*@unchecked@*/ /*@observer@*/
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extern struct poptOption poptAliasOptions[];
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/*@=exportvar@*/
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#define POPT_AUTOALIAS { NULL, '\0', POPT_ARG_INCLUDE_TABLE, poptAliasOptions, \
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0, "Options implemented via popt alias/exec:", NULL },
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/**
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* Auto help table options.
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*/
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/*@-exportvar@*/
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/*@unchecked@*/ /*@observer@*/
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extern struct poptOption poptHelpOptions[];
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/*@=exportvar@*/
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/*@-exportvar@*/
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/*@unchecked@*/ /*@observer@*/
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extern struct poptOption * poptHelpOptionsI18N;
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/*@=exportvar@*/
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#define POPT_AUTOHELP { NULL, '\0', POPT_ARG_INCLUDE_TABLE, poptHelpOptions, \
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0, "Help options:", NULL },
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#define POPT_TABLEEND { NULL, '\0', 0, NULL, 0, NULL, NULL }
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/*@}*/
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/** \ingroup popt
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*/
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/*@-exporttype@*/
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typedef /*@abstract@*/ struct poptContext_s * poptContext;
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/*@=exporttype@*/
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/** \ingroup popt
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*/
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#ifndef __cplusplus
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/*@-exporttype -typeuse@*/
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typedef struct poptOption * poptOption;
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/*@=exporttype =typeuse@*/
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#endif
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/** \ingroup popt
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*/
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/*@-exportconst@*/
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enum poptCallbackReason {
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POPT_CALLBACK_REASON_PRE = 0,
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POPT_CALLBACK_REASON_POST = 1,
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POPT_CALLBACK_REASON_OPTION = 2
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};
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/*@=exportconst@*/
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#ifdef __cplusplus
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extern "C" {
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#endif
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/*@-type@*/
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/** \ingroup popt
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* Table callback prototype.
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* @param con context
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* @param reason reason for callback
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* @param opt option that triggered callback
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* @param arg @todo Document.
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* @param data @todo Document.
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*/
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typedef void (*poptCallbackType) (poptContext con,
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enum poptCallbackReason reason,
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/*@null@*/ const struct poptOption * opt,
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/*@null@*/ const char * arg,
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/*@null@*/ const void * data)
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/*@globals internalState @*/
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/*@modifies internalState @*/;
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/** \ingroup popt
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* Destroy context.
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* @param con context
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* @return NULL always
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*/
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/*@null@*/
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poptContext poptFreeContext( /*@only@*/ /*@null@*/ poptContext con)
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/*@modifies con @*/;
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/** \ingroup popt
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* Initialize popt context.
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* @param name context name (usually argv[0] program name)
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* @param argc no. of arguments
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* @param argv argument array
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* @param options address of popt option table
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* @param flags or'd POPT_CONTEXT_* bits
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* @return initialized popt context
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*/
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/*@only@*/ /*@null@*/
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poptContext poptGetContext(
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/*@dependent@*/ /*@keep@*/ const char * name,
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int argc, /*@dependent@*/ /*@keep@*/ const char ** argv,
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/*@dependent@*/ /*@keep@*/ const struct poptOption * options,
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unsigned int flags)
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/*@globals internalState @*/
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/*@modifies internalState @*/;
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/** \ingroup popt
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* Destroy context (alternative implementation).
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* @param con context
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* @return NULL always
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*/
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/*@null@*/
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poptContext poptFini( /*@only@*/ /*@null@*/ poptContext con)
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/*@modifies con @*/;
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/** \ingroup popt
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* Initialize popt context (alternative implementation).
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* This routine does poptGetContext() and then poptReadConfigFiles().
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* @param argc no. of arguments
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* @param argv argument array
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* @param options address of popt option table
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* @param configPaths colon separated file path(s) to read.
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* @return initialized popt context (NULL on error).
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*/
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/*@only@*/ /*@null@*/ /*@unused@*/
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poptContext poptInit(int argc, /*@dependent@*/ /*@keep@*/ const char ** argv,
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/*@dependent@*/ /*@keep@*/ const struct poptOption * options,
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/*@null@*/ const char * configPaths)
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/*@globals fileSystem, internalState @*/
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/*@modifies fileSystem, internalState @*/;
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/** \ingroup popt
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* Reinitialize popt context.
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* @param con context
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*/
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/*@unused@*/
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void poptResetContext(/*@null@*/poptContext con)
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/*@modifies con @*/;
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/** \ingroup popt
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* Return value of next option found.
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* @param con context
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* @return next option val, -1 on last item, POPT_ERROR_* on error
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*/
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int poptGetNextOpt(/*@null@*/poptContext con)
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/*@globals fileSystem, internalState @*/
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/*@modifies con, fileSystem, internalState @*/;
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/** \ingroup popt
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* Return next option argument (if any).
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* @param con context
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* @return option argument, NULL if no argument is available
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*/
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/*@observer@*/ /*@null@*/ /*@unused@*/
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char * poptGetOptArg(/*@null@*/poptContext con)
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/*@modifies con @*/;
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/** \ingroup popt
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* Return next argument.
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* @param con context
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* @return next argument, NULL if no argument is available
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*/
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/*@observer@*/ /*@null@*/ /*@unused@*/
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const char * poptGetArg(/*@null@*/poptContext con)
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/*@modifies con @*/;
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/** \ingroup popt
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* Peek at current argument.
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* @param con context
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* @return current argument, NULL if no argument is available
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*/
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/*@observer@*/ /*@null@*/ /*@unused@*/
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const char * poptPeekArg(/*@null@*/poptContext con)
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/*@*/;
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/** \ingroup popt
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* Return remaining arguments.
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* @param con context
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* @return argument array, NULL terminated
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*/
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/*@observer@*/ /*@null@*/
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const char ** poptGetArgs(/*@null@*/poptContext con)
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/*@modifies con @*/;
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/** \ingroup popt
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* Return the option which caused the most recent error.
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* @param con context
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* @param flags
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* @return offending option
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*/
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/*@observer@*/
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const char * poptBadOption(/*@null@*/poptContext con, unsigned int flags)
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/*@*/;
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/** \ingroup popt
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* Add arguments to context.
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* @param con context
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* @param argv argument array, NULL terminated
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* @return 0 on success, POPT_ERROR_OPTSTOODEEP on failure
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*/
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/*@unused@*/
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int poptStuffArgs(poptContext con, /*@keep@*/ const char ** argv)
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/*@modifies con @*/;
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/** \ingroup popt
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* Add alias to context.
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* @todo Pass alias by reference, not value.
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* @deprecated Use poptAddItem instead.
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* @param con context
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* @param alias alias to add
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* @param flags (unused)
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* @return 0 on success
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*/
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/*@unused@*/
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int poptAddAlias(poptContext con, struct poptAlias alias, int flags)
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/*@modifies con @*/;
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/** \ingroup popt
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* Add alias/exec item to context.
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* @param con context
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* @param newItem alias/exec item to add
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* @param flags 0 for alias, 1 for exec
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* @return 0 on success
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*/
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int poptAddItem(poptContext con, poptItem newItem, int flags)
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/*@modifies con @*/;
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/** \ingroup popt
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* Perform sanity checks on a file path.
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* @param fn file name
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* @return 0 on OK, 1 on NOTOK.
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*/
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int poptSaneFile(const char * fn)
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/*@globals errno, internalState @*/
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/*@modifies errno, internalState @*/;
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/**
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* Read a file into a buffer.
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* @param fn file name
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* @retval *bp buffer (malloc'd) (or NULL)
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* @retval *nbp no. of bytes in buffer (including final NUL) (or NULL)
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* @param flags 1 to trim escaped newlines
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* return 0 on success
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*/
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int poptReadFile(const char * fn, /*@null@*/ /*@out@*/ char ** bp,
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/*@null@*/ /*@out@*/ size_t * nbp, int flags)
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/*@globals errno, fileSystem, internalState @*/
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/*@modifies *bp, *nbp, errno, fileSystem, internalState @*/;
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#define POPT_READFILE_TRIMNEWLINES 1
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/** \ingroup popt
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* Read configuration file.
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* @param con context
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* @param fn file name to read
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* @return 0 on success, POPT_ERROR_ERRNO on failure
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*/
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int poptReadConfigFile(poptContext con, const char * fn)
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/*@globals errno, fileSystem, internalState @*/
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/*@modifies con->execs, con->numExecs,
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errno, fileSystem, internalState @*/;
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/** \ingroup popt
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* Read configuration file(s).
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* Colon separated files to read, looping over poptReadConfigFile().
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* Note that an '@' character preceeding a path in the list will
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* also perform additional sanity checks on the file before reading.
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* @param con context
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* @param paths colon separated file name(s) to read
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* @return 0 on success, POPT_ERROR_BADCONFIG on failure
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*/
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int poptReadConfigFiles(poptContext con, /*@null@*/ const char * paths)
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/*@globals errno, fileSystem, internalState @*/
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/*@modifies con->execs, con->numExecs,
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errno, fileSystem, internalState @*/;
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/** \ingroup popt
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* Read default configuration from /etc/popt and $HOME/.popt.
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* @param con context
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* @param useEnv (unused)
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* @return 0 on success, POPT_ERROR_ERRNO on failure
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*/
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/*@unused@*/
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int poptReadDefaultConfig(poptContext con, /*@unused@*/ int useEnv)
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/*@globals fileSystem, internalState @*/
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/*@modifies con->execs, con->numExecs,
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fileSystem, internalState @*/;
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/** \ingroup popt
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* Duplicate an argument array.
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* @note: The argument array is malloc'd as a single area, so only argv must
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* be free'd.
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*
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* @param argc no. of arguments
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* @param argv argument array
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* @retval argcPtr address of returned no. of arguments
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* @retval argvPtr address of returned argument array
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* @return 0 on success, POPT_ERROR_NOARG on failure
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*/
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int poptDupArgv(int argc, /*@null@*/ const char **argv,
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/*@null@*/ /*@out@*/ int * argcPtr,
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/*@null@*/ /*@out@*/ const char *** argvPtr)
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/*@modifies *argcPtr, *argvPtr @*/;
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/** \ingroup popt
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* Parse a string into an argument array.
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* The parse allows ', ", and \ quoting, but ' is treated the same as " and
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* both may include \ quotes.
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* @note: The argument array is malloc'd as a single area, so only argv must
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* be free'd.
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*
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* @param s string to parse
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* @retval argcPtr address of returned no. of arguments
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* @retval argvPtr address of returned argument array
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*/
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int poptParseArgvString(const char * s,
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/*@out@*/ int * argcPtr, /*@out@*/ const char *** argvPtr)
|
|
/*@modifies *argcPtr, *argvPtr @*/;
|
|
|
|
/** \ingroup popt
|
|
* Parses an input configuration file and returns an string that is a
|
|
* command line. For use with popt. You must free the return value when done.
|
|
*
|
|
* Given the file:
|
|
\verbatim
|
|
# this line is ignored
|
|
# this one too
|
|
aaa
|
|
bbb
|
|
ccc
|
|
bla=bla
|
|
|
|
this_is = fdsafdas
|
|
bad_line=
|
|
reall bad line
|
|
reall bad line = again
|
|
5555= 55555
|
|
test = with lots of spaces
|
|
\endverbatim
|
|
*
|
|
* The result is:
|
|
\verbatim
|
|
--aaa --bbb --ccc --bla="bla" --this_is="fdsafdas" --5555="55555" --test="with lots of spaces"
|
|
\endverbatim
|
|
*
|
|
* Passing this to poptParseArgvString() yields an argv of:
|
|
\verbatim
|
|
'--aaa'
|
|
'--bbb'
|
|
'--ccc'
|
|
'--bla=bla'
|
|
'--this_is=fdsafdas'
|
|
'--5555=55555'
|
|
'--test=with lots of spaces'
|
|
\endverbatim
|
|
*
|
|
* @bug NULL is returned if file line is too long.
|
|
* @bug Silently ignores invalid lines.
|
|
*
|
|
* @param fp file handle to read
|
|
* @param *argstrp return string of options (malloc'd)
|
|
* @param flags unused
|
|
* @return 0 on success
|
|
* @see poptParseArgvString
|
|
*/
|
|
/*@-fcnuse@*/
|
|
int poptConfigFileToString(FILE *fp, /*@out@*/ char ** argstrp, int flags)
|
|
/*@globals fileSystem @*/
|
|
/*@modifies *fp, *argstrp, fileSystem @*/;
|
|
/*@=fcnuse@*/
|
|
|
|
/** \ingroup popt
|
|
* Return formatted error string for popt failure.
|
|
* @param error popt error
|
|
* @return error string
|
|
*/
|
|
/*@observer@*/
|
|
const char * poptStrerror(const int error)
|
|
/*@*/;
|
|
|
|
/** \ingroup popt
|
|
* Limit search for executables.
|
|
* @param con context
|
|
* @param path single path to search for executables
|
|
* @param allowAbsolute absolute paths only?
|
|
*/
|
|
/*@unused@*/
|
|
void poptSetExecPath(poptContext con, const char * path, int allowAbsolute)
|
|
/*@modifies con @*/;
|
|
|
|
/** \ingroup popt
|
|
* Print detailed description of options.
|
|
* @param con context
|
|
* @param fp ouput file handle
|
|
* @param flags (unused)
|
|
*/
|
|
void poptPrintHelp(poptContext con, FILE * fp, /*@unused@*/ int flags)
|
|
/*@globals fileSystem @*/
|
|
/*@modifies fp, fileSystem @*/;
|
|
|
|
/** \ingroup popt
|
|
* Print terse description of options.
|
|
* @param con context
|
|
* @param fp ouput file handle
|
|
* @param flags (unused)
|
|
*/
|
|
void poptPrintUsage(poptContext con, FILE * fp, /*@unused@*/ int flags)
|
|
/*@globals fileSystem @*/
|
|
/*@modifies fp, fileSystem @*/;
|
|
|
|
/** \ingroup popt
|
|
* Provide text to replace default "[OPTION...]" in help/usage output.
|
|
* @param con context
|
|
* @param text replacement text
|
|
*/
|
|
/*@-fcnuse@*/
|
|
void poptSetOtherOptionHelp(poptContext con, const char * text)
|
|
/*@modifies con @*/;
|
|
/*@=fcnuse@*/
|
|
|
|
/** \ingroup popt
|
|
* Return argv[0] from context.
|
|
* @param con context
|
|
* @return argv[0]
|
|
*/
|
|
/*@-fcnuse@*/
|
|
/*@observer@*/
|
|
const char * poptGetInvocationName(poptContext con)
|
|
/*@*/;
|
|
/*@=fcnuse@*/
|
|
|
|
/** \ingroup popt
|
|
* Shuffle argv pointers to remove stripped args, returns new argc.
|
|
* @param con context
|
|
* @param argc no. of args
|
|
* @param argv arg vector
|
|
* @return new argc
|
|
*/
|
|
/*@-fcnuse@*/
|
|
int poptStrippedArgv(poptContext con, int argc, char ** argv)
|
|
/*@modifies *argv @*/;
|
|
/*@=fcnuse@*/
|
|
|
|
/**
|
|
* Add a string to an argv array.
|
|
* @retval *argvp argv array
|
|
* @param argInfo (unused)
|
|
* @param val string arg to add (using strdup)
|
|
* @return 0 on success, POPT_ERROR_NULLARG/POPT_ERROR_BADOPERATION
|
|
*/
|
|
/*@unused@*/
|
|
int poptSaveString(/*@null@*/ const char *** argvp, unsigned int argInfo,
|
|
/*@null@*/const char * val)
|
|
/*@modifies *argvp @*/;
|
|
|
|
/**
|
|
* Save a long long, performing logical operation with value.
|
|
* @warning Alignment check may be too strict on certain platorms.
|
|
* @param arg integer pointer, aligned on int boundary.
|
|
* @param argInfo logical operation (see POPT_ARGFLAG_*)
|
|
* @param aLongLong value to use
|
|
* @return 0 on success, POPT_ERROR_NULLARG/POPT_ERROR_BADOPERATION
|
|
*/
|
|
/*@-incondefs@*/
|
|
/*@unused@*/
|
|
int poptSaveLongLong(/*@null@*/ long long * arg, unsigned int argInfo,
|
|
long long aLongLong)
|
|
/*@globals internalState @*/
|
|
/*@modifies *arg, internalState @*/
|
|
/*@requires maxSet(arg) >= 0 /\ maxRead(arg) == 0 @*/;
|
|
/*@=incondefs@*/
|
|
|
|
/**
|
|
* Save a long, performing logical operation with value.
|
|
* @warning Alignment check may be too strict on certain platorms.
|
|
* @param arg integer pointer, aligned on int boundary.
|
|
* @param argInfo logical operation (see POPT_ARGFLAG_*)
|
|
* @param aLong value to use
|
|
* @return 0 on success, POPT_ERROR_NULLARG/POPT_ERROR_BADOPERATION
|
|
*/
|
|
/*@-incondefs@*/
|
|
/*@unused@*/
|
|
int poptSaveLong(/*@null@*/ long * arg, unsigned int argInfo, long aLong)
|
|
/*@globals internalState @*/
|
|
/*@modifies *arg, internalState @*/
|
|
/*@requires maxSet(arg) >= 0 /\ maxRead(arg) == 0 @*/;
|
|
/*@=incondefs@*/
|
|
|
|
/**
|
|
* Save a short integer, performing logical operation with value.
|
|
* @warning Alignment check may be too strict on certain platorms.
|
|
* @param arg short pointer, aligned on short boundary.
|
|
* @param argInfo logical operation (see POPT_ARGFLAG_*)
|
|
* @param aLong value to use
|
|
* @return 0 on success, POPT_ERROR_NULLARG/POPT_ERROR_BADOPERATION
|
|
*/
|
|
/*@-incondefs@*/
|
|
/*@unused@*/
|
|
int poptSaveShort(/*@null@*/ short * arg, unsigned int argInfo, long aLong)
|
|
/*@globals internalState @*/
|
|
/*@modifies *arg, internalState @*/
|
|
/*@requires maxSet(arg) >= 0 /\ maxRead(arg) == 0 @*/;
|
|
/*@=incondefs@*/
|
|
|
|
/**
|
|
* Save an integer, performing logical operation with value.
|
|
* @warning Alignment check may be too strict on certain platorms.
|
|
* @param arg integer pointer, aligned on int boundary.
|
|
* @param argInfo logical operation (see POPT_ARGFLAG_*)
|
|
* @param aLong value to use
|
|
* @return 0 on success, POPT_ERROR_NULLARG/POPT_ERROR_BADOPERATION
|
|
*/
|
|
/*@-incondefs@*/
|
|
/*@unused@*/
|
|
int poptSaveInt(/*@null@*/ int * arg, unsigned int argInfo, long aLong)
|
|
/*@globals internalState @*/
|
|
/*@modifies *arg, internalState @*/
|
|
/*@requires maxSet(arg) >= 0 /\ maxRead(arg) == 0 @*/;
|
|
/*@=incondefs@*/
|
|
|
|
/* The bit set typedef. */
|
|
/*@-exporttype@*/
|
|
typedef struct poptBits_s {
|
|
unsigned int bits[1];
|
|
} * poptBits;
|
|
/*@=exporttype@*/
|
|
|
|
#define _POPT_BITS_N 1024U /* estimated population */
|
|
#define _POPT_BITS_M ((3U * _POPT_BITS_N) / 2U)
|
|
#define _POPT_BITS_K 16U /* no. of linear hash combinations */
|
|
|
|
/*@-exportlocal -exportvar -globuse @*/
|
|
/*@unchecked@*/
|
|
extern unsigned int _poptBitsN;
|
|
/*@unchecked@*/
|
|
extern unsigned int _poptBitsM;
|
|
/*@unchecked@*/
|
|
extern unsigned int _poptBitsK;
|
|
/*@=exportlocal =exportvar =globuse @*/
|
|
|
|
/*@-exportlocal@*/
|
|
int poptBitsAdd(/*@null@*/poptBits bits, /*@null@*/const char * s)
|
|
/*@modifies bits @*/;
|
|
/*@=exportlocal@*/
|
|
int poptBitsChk(/*@null@*/poptBits bits, /*@null@*/const char * s)
|
|
/*@*/;
|
|
int poptBitsClr(/*@null@*/poptBits bits)
|
|
/*@modifies bits @*/;
|
|
/*@-exportlocal@*/
|
|
int poptBitsDel(/*@null@*/poptBits bits, /*@null@*/const char * s)
|
|
/*@modifies bits @*/;
|
|
/*@-fcnuse@*/
|
|
int poptBitsIntersect(/*@null@*/ poptBits * ap, /*@null@*/ const poptBits b)
|
|
/*@modifies *ap @*/;
|
|
int poptBitsUnion(/*@null@*/ poptBits * ap, /*@null@*/ const poptBits b)
|
|
/*@modifies *ap @*/;
|
|
int poptBitsArgs(/*@null@*/ poptContext con, /*@null@*/ poptBits * ap)
|
|
/*@modifies con, *ap @*/;
|
|
/*@=fcnuse@*/
|
|
/*@=exportlocal@*/
|
|
|
|
/**
|
|
* Save a string into a bit set (experimental).
|
|
* @retval *bits bit set (lazily malloc'd if NULL)
|
|
* @param argInfo logical operation (see POPT_ARGFLAG_*)
|
|
* @param s string to add to bit set
|
|
* @return 0 on success, POPT_ERROR_NULLARG/POPT_ERROR_BADOPERATION
|
|
*/
|
|
/*@-incondefs@*/
|
|
/*@unused@*/
|
|
int poptSaveBits(/*@null@*/ poptBits * bitsp, unsigned int argInfo,
|
|
/*@null@*/ const char * s)
|
|
/*@globals _poptBitsN, _poptBitsM, _poptBitsK, internalState @*/
|
|
/*@modifies *bitsp, _poptBitsN, _poptBitsM, _poptBitsK, internalState @*/;
|
|
/*@=incondefs@*/
|
|
|
|
/*@=type@*/
|
|
|
|
#ifdef __cplusplus
|
|
}
|
|
#endif
|
|
|
|
#endif
|