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67 lines
2.2 KiB
C
67 lines
2.2 KiB
C
#ifndef H_POPT
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#define H_POPT
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#define POPT_OPTION_DEPTH 10
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#define POPT_ARG_NONE 0
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#define POPT_ARG_STRING 1
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#define POPT_ARG_INT 2
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#define POPT_ARG_LONG 3
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#define POPT_ERROR_NOARG -10
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#define POPT_ERROR_BADOPT -11
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#define POPT_ERROR_OPTSTOODEEP -13
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#define POPT_ERROR_BADQUOTE -15 /* only from poptParseArgString() */
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#define POPT_ERROR_ERRNO -16 /* only from poptParseArgString() */
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#define POPT_ERROR_BADNUMBER -17
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#define POPT_ERROR_OVERFLOW -18
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/* context creation flags */
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#define POPT_BADOPTION_NOALIAS (1 << 0) /* don't go into an alias */
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#define POPT_KEEP_FIRST (1 << 1) /* pay attention to argv[0] */
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struct poptOption {
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const char * longName; /* may be NULL */
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char shortName; /* may be '\0' */
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int argInfo;
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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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};
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struct poptAlias {
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char * longName; /* may be NULL */
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char shortName; /* may be '\0' */
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int argc;
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char ** argv; /* must be free()able */
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};
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typedef struct poptContext_s * poptContext;
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poptContext poptGetContext(char * name, int argc, char ** argv,
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struct poptOption * options, int flags);
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void poptResetContext(poptContext con);
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/* returns 'val' element, -1 on last item, POPT_ERROR_* on error */
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int poptGetNextOpt(poptContext con);
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/* returns NULL if no argument is available */
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char * poptGetOptArg(poptContext con);
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/* returns NULL if no more options are available */
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char * poptGetArg(poptContext con);
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char * poptPeekArg(poptContext con);
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char ** poptGetArgs(poptContext con);
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/* returns the option which caused the most recent error */
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char * poptBadOption(poptContext con, int flags);
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void poptFreeContext(poptContext con);
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int poptStuffArgs(poptContext con, char ** argv);
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int poptAddAlias(poptContext con, struct poptAlias alias, int flags);
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int poptReadConfigFile(poptContext con, char * fn);
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/* like above, but reads /etc/popt and $HOME/.popt along with environment
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vars */
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int poptReadDefaultConfig(poptContext con, int useEnv);
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/* argv should be freed -- this allows ', ", and \ quoting, but ' is treated
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the same as " and both may include \ quotes */
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int poptParseArgvString(char * s, int * argcPtr, char *** argvPtr);
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const char * poptStrerror(const int error);
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#endif
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