#include <stdio.h>

Include dependency graph for popt.h:

This graph shows which files directly or indirectly include this file:

Classes
struct	poptOption
struct	poptAlias
Defines
#define	POPT_OPTION_DEPTH 10
#define	POPT_ARG_NONE 0
#define	POPT_ARG_STRING 1
#define	POPT_ARG_INT 2
#define	POPT_ARG_LONG 3
#define	POPT_ARG_INCLUDE_TABLE 4 /* arg points to table */
#define	POPT_ARG_CALLBACK
#define	POPT_ARG_INTL_DOMAIN
#define	POPT_ARG_VAL 7 /* arg should take value val */
#define	POPT_ARG_MASK 0x0000FFFF
#define	POPT_ARGFLAG_ONEDASH 0x80000000 /* allow -longoption */
#define	POPT_ARGFLAG_DOC_HIDDEN 0x40000000 /* don't show in help/usage */
#define	POPT_ARGFLAG_STRIP 0x20000000 /* strip this arg from argv (only applies to long args) */
#define	POPT_CBFLAG_PRE 0x80000000 /* call the callback before parse */
#define	POPT_CBFLAG_POST 0x40000000 /* call the callback after parse */
#define	POPT_CBFLAG_INC_DATA
#define	POPT_ERROR_NOARG -10
#define	POPT_ERROR_BADOPT -11
#define	POPT_ERROR_OPTSTOODEEP -13
#define	POPT_ERROR_BADQUOTE -15 /* only from poptParseArgString() */
#define	POPT_ERROR_ERRNO -16 /* only from poptParseArgString() */
#define	POPT_ERROR_BADNUMBER -17
#define	POPT_ERROR_OVERFLOW -18
#define	POPT_BADOPTION_NOALIAS (1 << 0) /* don't go into an alias */
#define	POPT_CONTEXT_NO_EXEC (1 << 0) /* ignore exec expansions */
#define	POPT_CONTEXT_KEEP_FIRST (1 << 1) /* pay attention to argv[0] */
#define	POPT_CONTEXT_POSIXMEHARDER (1 << 2) /* options can't follow args */
#define	POPT_AUTOHELP
Typedefs
typedef struct poptContext_s *	poptContext
typedef struct poptOption *	poptOption
typedef void(*	poptCallbackType )(poptContext con, enum poptCallbackReason reason, const struct poptOption opt, const char arg, const void *data)
Enumerations
enum	poptCallbackReason { POPT_CALLBACK_REASON_PRE, POPT_CALLBACK_REASON_POST, POPT_CALLBACK_REASON_OPTION }
Functions
poptContext	poptGetContext (const char name, int argc, const char argv, const struct poptOption options, int flags)
void	poptResetContext (poptContext con)
int	poptGetNextOpt (poptContext con)
const char *	poptGetOptArg (poptContext con)
const char *	poptGetArg (poptContext con)
const char *	poptPeekArg (poptContext con)
const char **	poptGetArgs (poptContext con)
const char *	poptBadOption (poptContext con, int flags)
void	poptFreeContext (poptContext con)
int	poptStuffArgs (poptContext con, const char **argv)
int	poptAddAlias (poptContext con, struct poptAlias alias, int flags)
int	poptReadConfigFile (poptContext con, const char *fn)
int	poptReadDefaultConfig (poptContext con, int useEnv)
int	poptDupArgv (int argc, const char *argv, int argcPtr, const char ***argvPtr)
int	poptParseArgvString (const char s, int argcPtr, const char ***argvPtr)
const char *	poptStrerror (const int error)
void	poptSetExecPath (poptContext con, const char *path, int allowAbsolute)
void	poptPrintHelp (poptContext con, FILE *f, int flags)
void	poptPrintUsage (poptContext con, FILE *f, int flags)
void	poptSetOtherOptionHelp (poptContext con, const char *text)
const char *	poptGetInvocationName (poptContext con)
int	poptStrippedArgv (poptContext con, int argc, char **argv)
Variables
struct poptOption	poptHelpOptions []

Define Documentation

#define POPT_ARG_CALLBACK

Value:

5 /* table-wide callback... must be
             set first in table; arg points 
             to callback, descrip points to 
             callback data to pass */

Definition at line 21 of file popt.h.

#define POPT_ARG_INCLUDE_TABLE 4 /* arg points to table */

Definition at line 20 of file popt.h.

#define POPT_ARG_INT 2

Definition at line 18 of file popt.h.

Referenced by CACmdLnOptions::parse(), and poptGetNextOpt().

#define POPT_ARG_INTL_DOMAIN

Value:

6       /* set the translation domain
             for this table and any
             included tables; arg points
             to the domain string */

Definition at line 22 of file popt.h.

#define POPT_ARG_LONG 3

Definition at line 19 of file popt.h.

Referenced by poptGetNextOpt().

#define POPT_ARG_MASK 0x0000FFFF

Definition at line 24 of file popt.h.

Referenced by poptGetNextOpt().

#define POPT_ARG_NONE 0

Definition at line 16 of file popt.h.

Referenced by CACmdLnOptions::parse(), and poptGetNextOpt().

#define POPT_ARG_STRING 1

Definition at line 17 of file popt.h.

Referenced by CACmdLnOptions::parse(), and poptGetNextOpt().

#define POPT_ARG_VAL 7 /* arg should take value val */

Definition at line 23 of file popt.h.

Referenced by poptGetNextOpt().

#define POPT_ARGFLAG_DOC_HIDDEN 0x40000000 /* don't show in help/usage */

Definition at line 26 of file popt.h.

#define POPT_ARGFLAG_ONEDASH 0x80000000 /* allow -longoption */

Definition at line 25 of file popt.h.

#define POPT_ARGFLAG_STRIP 0x20000000 /* strip this arg from argv (only applies to long args) */

Definition at line 27 of file popt.h.

Referenced by poptGetNextOpt().

#define POPT_AUTOHELP

Value:

{ NULL, '\0', POPT_ARG_INCLUDE_TABLE, poptHelpOptions, \
      0, "Help options", NULL },

Definition at line 66 of file popt.h.

Referenced by CACmdLnOptions::parse().

#define POPT_BADOPTION_NOALIAS (1 << 0) /* don't go into an alias */

Definition at line 41 of file popt.h.

Referenced by poptBadOption().

#define POPT_CBFLAG_INC_DATA

Value:

0x20000000  /* use data from the include line,
                 not the subtable */

Definition at line 30 of file popt.h.

#define POPT_CBFLAG_POST 0x40000000 /* call the callback after parse */

Definition at line 29 of file popt.h.

#define POPT_CBFLAG_PRE 0x80000000 /* call the callback before parse */

Definition at line 28 of file popt.h.

#define POPT_CONTEXT_KEEP_FIRST (1 << 1) /* pay attention to argv[0] */

Definition at line 45 of file popt.h.

Referenced by poptGetContext().

#define POPT_CONTEXT_NO_EXEC (1 << 0) /* ignore exec expansions */

Definition at line 44 of file popt.h.

#define POPT_CONTEXT_POSIXMEHARDER (1 << 2) /* options can't follow args */

Definition at line 46 of file popt.h.

Referenced by poptGetContext(), and poptGetNextOpt().

#define POPT_ERROR_BADNUMBER -17

Definition at line 37 of file popt.h.

Referenced by poptGetNextOpt(), and poptStrerror().

#define POPT_ERROR_BADOPT -11

Definition at line 33 of file popt.h.

#define POPT_ERROR_BADQUOTE -15 /* only from poptParseArgString() */

Definition at line 35 of file popt.h.

#define POPT_ERROR_ERRNO -16 /* only from poptParseArgString() */

Definition at line 36 of file popt.h.

#define POPT_ERROR_NOARG -10

Definition at line 32 of file popt.h.

#define POPT_ERROR_OPTSTOODEEP -13

Definition at line 34 of file popt.h.

#define POPT_ERROR_OVERFLOW -18

Definition at line 38 of file popt.h.

Referenced by poptGetNextOpt(), and poptStrerror().

#define POPT_OPTION_DEPTH 10

Definition at line 14 of file popt.h.

Referenced by poptStuffArgs().

Typedef Documentation

typedef void(* poptCallbackType)(poptContext con, enum poptCallbackReason reason, const struct poptOption *opt, const char *arg, const void *data)

Definition at line 77 of file popt.h.

typedef struct poptContext_s* poptContext

Definition at line 69 of file popt.h.

typedef struct poptOption* poptOption

Definition at line 71 of file popt.h.

Enumeration Type Documentation

enum poptCallbackReason

Enumerator:

POPT_CALLBACK_REASON_PRE
POPT_CALLBACK_REASON_POST
POPT_CALLBACK_REASON_OPTION

Definition at line 74 of file popt.h.

                        { POPT_CALLBACK_REASON_PRE,

Function Documentation

int poptAddAlias	(	poptContext	con,
		struct poptAlias	alias,
		int	flags
	)

Definition at line 669 of file popt.cpp.

References poptContext_s::aliases, poptAlias::argc, poptAlias::argv, poptAlias::longName, poptContext_s::numAliases, and poptAlias::shortName.

{
    int aliasNum = con->numAliases++;
    struct poptAlias * alias;

    /* SunOS won't realloc(NULL, ...) */
    if (!con->aliases)
  con->aliases = (struct poptAlias*)malloc(sizeof(newAlias) * con->numAliases);
    else
  con->aliases = (struct poptAlias*)realloc(con->aliases,
             sizeof(newAlias) * con->numAliases);
    alias = con->aliases + aliasNum;

    alias->longName = (newAlias.longName)
  ? strcpy((char*)malloc(strlen(newAlias.longName) + 1), newAlias.longName)
  : NULL;
    alias->shortName = newAlias.shortName;
    alias->argc = newAlias.argc;
    alias->argv = newAlias.argv;

    return 0;
}

const char* poptBadOption	(	poptContext	con,
		int	flags
	)

Definition at line 693 of file popt.cpp.

References optionStackEntry::argv, optionStackEntry::next, poptContext_s::optionStack, poptContext_s::os, and POPT_BADOPTION_NOALIAS.

                                                       {
    struct optionStackEntry * os;

    if (flags & POPT_BADOPTION_NOALIAS)
  os = con->optionStack;
    else
  os = con->os;

    return os->argv[os->next - 1];
}

int poptDupArgv	(	int	argc,
		const char **	argv,
		int *	argcPtr,
		const char ***	argvPtr
	)

Definition at line 10 of file poptparse.cpp.

References POPT_ERROR_NOARG.

Referenced by poptParseArgvString(), and poptStuffArgs().

{
    size_t nb = (argc + 1) * sizeof(*argv);
    const char ** argv2;
    char * dst;
    int i;

    for (i = 0; i < argc; i++) {
  if (argv[i] == NULL)
      return POPT_ERROR_NOARG;
  nb += strlen(argv[i]) + 1;
    }
  
    dst = (char *)malloc(nb);
    argv2 = (const char**) dst;
    dst += (argc + 1) * sizeof(*argv);

    for (i = 0; i < argc; i++) {
  argv2[i] = dst;
  dst += strlen(strcpy(dst, argv[i])) + 1;
    }
    argv2[argc] = NULL;

    *argvPtr = argv2;
    *argcPtr = argc;
    return 0;
}

void poptFreeContext ( poptContext con )

Definition at line 641 of file popt.cpp.

References poptContext_s::aliases, poptContext_s::appName, poptContext_s::arg_strip, optionStackEntry::argb, poptAlias::argv, poptContext_s::execPath, poptContext_s::execs, poptContext_s::finalArgv, poptContext_s::leftovers, execEntry::longName, poptAlias::longName, poptContext_s::numAliases, poptContext_s::numExecs, poptContext_s::os, poptContext_s::otherHelp, PBM_FREE, poptResetContext(), execEntry::script, and xfree.

Referenced by CACmdLnOptions::parse().

                                      {
    int i;

    poptResetContext(con);
    if (con->os->argb) free(con->os->argb);

    for (i = 0; i < con->numAliases; i++) {
  if (con->aliases[i].longName) xfree(con->aliases[i].longName);
  free((void*)con->aliases[i].argv);
    }

    for (i = 0; i < con->numExecs; i++) {
  if (con->execs[i].longName) xfree(con->execs[i].longName);
  xfree(con->execs[i].script);
    }
    if (con->execs) xfree(con->execs);

    free((void*)con->leftovers);
    free((void*)con->finalArgv);
    if (con->appName) xfree(con->appName);
    if (con->aliases) free(con->aliases);
    if (con->otherHelp) xfree(con->otherHelp);
    if (con->execPath) xfree(con->execPath);
    if (con->arg_strip) PBM_FREE(con->arg_strip);
    
    free(con);
}

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const char* poptGetArg ( poptContext con )

Definition at line 622 of file popt.cpp.

References poptContext_s::leftovers, poptContext_s::nextLeftover, and poptContext_s::numLeftovers.

                                         {
    if (con->numLeftovers == con->nextLeftover) return NULL;
    return con->leftovers[con->nextLeftover++];
}

const char** poptGetArgs ( poptContext con )

Definition at line 632 of file popt.cpp.

References poptContext_s::leftovers, poptContext_s::nextLeftover, and poptContext_s::numLeftovers.

                                           {
    if (con->numLeftovers == con->nextLeftover) return NULL;

    /* some apps like [like RPM ;-) ] need this NULL terminated */
    con->leftovers[con->numLeftovers] = NULL;

    return (con->leftovers + con->nextLeftover);
}

poptContext poptGetContext	(	const char *	name,
		int	argc,
		const char **	argv,
		const struct poptOption *	options,
		int	flags
	)

Definition at line 50 of file popt.cpp.

References poptContext_s::aliases, poptContext_s::appName, poptContext_s::arg_strip, optionStackEntry::argb, optionStackEntry::argc, optionStackEntry::argv, poptContext_s::execAbsolute, poptContext_s::execs, poptContext_s::finalArgv, poptContext_s::finalArgvAlloced, poptContext_s::flags, flags, poptContext_s::leftovers, optionStackEntry::next, poptContext_s::numAliases, poptContext_s::numExecs, poptContext_s::options, poptContext_s::optionStack, poptContext_s::os, POPT_CONTEXT_KEEP_FIRST, and POPT_CONTEXT_POSIXMEHARDER.

Referenced by CACmdLnOptions::parse().

                                                       {
    poptContext con = (poptContext)malloc(sizeof(*con));

    memset(con, 0, sizeof(*con));

    con->os = con->optionStack;
    con->os->argc = argc;
    con->os->argv = argv;
    con->os->argb = NULL;

    if (!(flags & POPT_CONTEXT_KEEP_FIRST))
  con->os->next = 1;      /* skip argv[0] */

    con->leftovers = (const char**)calloc( (argc + 1), sizeof(char *) );
    con->options = options;
    con->aliases = NULL;
    con->numAliases = 0;
    con->flags = flags;
    con->execs = NULL;
    con->numExecs = 0;
    con->finalArgvAlloced = argc * 2;
    con->finalArgv = (const char**)calloc( con->finalArgvAlloced, sizeof(*con->finalArgv) );
    con->execAbsolute = 1;
    con->arg_strip = NULL;

    if (getenv("POSIXLY_CORRECT") || getenv("POSIX_ME_HARDER"))
  con->flags |= POPT_CONTEXT_POSIXMEHARDER;

    if (name)
  con->appName = strcpy((char*)malloc(strlen(name) + 1), name);

    invokeCallbacks(con, con->options, 0);

    return con;
}

const char* poptGetInvocationName ( poptContext con )

Definition at line 752 of file popt.cpp.

References optionStackEntry::argv, and poptContext_s::os.

                                                    {
    return con->os->argv[0];
}

int poptGetNextOpt ( poptContext con )

Definition at line 401 of file popt.cpp.

References alloca(), poptOption::arg, optionStackEntry::argb, optionStackEntry::argc, poptOption::argInfo, optionStackEntry::argv, poptContext_s::finalArgv, poptContext_s::finalArgvAlloced, poptContext_s::finalArgvCount, poptContext_s::flags, poptContext_s::leftovers, poptOption::longName, optionStackEntry::next, optionStackEntry::nextArg, optionStackEntry::nextCharArg, poptContext_s::numLeftovers, poptContext_s::options, poptContext_s::optionStack, poptContext_s::os, PBM_ISSET, POPT_, POPT_ARG_INT, POPT_ARG_LONG, POPT_ARG_MASK, POPT_ARG_NONE, POPT_ARG_STRING, POPT_ARG_VAL, POPT_ARGFLAG_STRIP, POPT_CALLBACK_REASON_OPTION, POPT_CONTEXT_POSIXMEHARDER, POPT_ERROR_BADNUMBER, POPT_ERROR_BADOPT, POPT_ERROR_NOARG, POPT_ERROR_OVERFLOW, poptContext_s::restLeftover, poptOption::shortName, poptOption::val, xfree, and xstrdup().

Referenced by CACmdLnOptions::parse().

{
    const struct poptOption * opt = NULL;
    int done = 0;

    while (!done) {
  const char * origOptString = NULL;
  poptCallbackType cb = NULL;
  const void * cbData = NULL;
  const char * longArg = NULL;
  int canstrip = 0;

  while (!con->os->nextCharArg && con->os->next == con->os->argc
    && con->os > con->optionStack) {
      cleanOSE(con->os--);
  }
  if (!con->os->nextCharArg && con->os->next == con->os->argc) {
      invokeCallbacks(con, con->options, 1);
      //if (con->doExec) execCommand(con);
      return -1;
  }

  /* Process next long option */
  if (!con->os->nextCharArg) {
      char * localOptString, * optString;
      int thisopt;

      if (con->os->argb && PBM_ISSET(con->os->next, con->os->argb)) {
    con->os->next++;
    continue;
      }
      thisopt=con->os->next;
      origOptString = con->os->argv[con->os->next++];

      if (con->restLeftover || *origOptString != '-') {
    con->leftovers[con->numLeftovers++] = origOptString;
    if (con->flags & POPT_CONTEXT_POSIXMEHARDER)
        con->restLeftover = 1;
    continue;
      }

      /* Make a copy we can hack at */
      localOptString = optString =
      strcpy((char*)alloca(strlen(origOptString) + 1),
      origOptString);

      if (!optString[0])
    return POPT_ERROR_BADOPT;

      if (optString[1] == '-' && !optString[2]) {
    con->restLeftover = 1;
    continue;
      } else {
    char *oe;
    int singleDash;

    optString++;
    if (*optString == '-')
        singleDash = 0, optString++;
    else
        singleDash = 1;

    /* XXX aliases with arg substitution need "--alias=arg" */
    if (handleAlias(con, optString, '\0', NULL))
        continue;
    if (handleExec(con, optString, '\0'))
        continue;

    /* Check for "--long=arg" option. */
    for (oe = optString; *oe && *oe != '='; oe++)
        ;
    if (*oe == '=') {
        *oe++ = '\0';
        /* XXX longArg is mapped back to persistent storage. */
        longArg = origOptString + (oe - localOptString);
    }

    opt = findOption(con->options, optString, '\0', &cb, &cbData,
         singleDash);
    if (!opt && !singleDash)
        return POPT_ERROR_BADOPT;
      }

      if (!opt) {
    con->os->nextCharArg = origOptString + 1;
      } else {
    if(con->os == con->optionStack &&
       opt->argInfo & POPT_ARGFLAG_STRIP) {
        canstrip = 1;
        poptStripArg(con, thisopt);
    }
      }
  }

  /* Process next short option */
  if (con->os->nextCharArg) {
      origOptString = con->os->nextCharArg;

      con->os->nextCharArg = NULL;

      if (handleAlias(con, NULL, *origOptString,
          origOptString + 1)) {
    origOptString++;
    continue;
      }
      if (handleExec(con, NULL, *origOptString))
    continue;

      opt = findOption(con->options, NULL, *origOptString, &cb,
           &cbData, 0);
      if (!opt)
    return POPT_ERROR_BADOPT;

      origOptString++;
      if (*origOptString)
    con->os->nextCharArg = origOptString;
  }

  if (opt->arg && (opt->argInfo & POPT_ARG_MASK) == POPT_ARG_NONE) {
      *((int *)opt->arg) = 1;
  } else if ((opt->argInfo & POPT_ARG_MASK) == POPT_ARG_VAL) {
      if (opt->arg)
    *((int *) opt->arg) = opt->val;
  } else if ((opt->argInfo & POPT_ARG_MASK) != POPT_ARG_NONE) {
      if (con->os->nextArg) {
    xfree(con->os->nextArg);
    con->os->nextArg = NULL;
      }
      if (longArg) {
    con->os->nextArg = expandNextArg(con, longArg);
      } else if (con->os->nextCharArg) {
    con->os->nextArg = expandNextArg(con, con->os->nextCharArg);
    con->os->nextCharArg = NULL;
      } else {
    while (con->os->next == con->os->argc &&
           con->os > con->optionStack) {
        cleanOSE(con->os--);
    }
    if (con->os->next == con->os->argc)
        return POPT_ERROR_NOARG;

    /* make sure this isn't part of a short arg or the
                   result of an alias expansion */
    if(con->os == con->optionStack &&
       opt->argInfo & POPT_ARGFLAG_STRIP &&
       canstrip) {
        poptStripArg(con, con->os->next);
    }
    
    con->os->nextArg = expandNextArg(con, con->os->argv[con->os->next++]);
      }

      if (opt->arg) {
    long aLong;
    char *end;

    switch (opt->argInfo & POPT_ARG_MASK) {
      case POPT_ARG_STRING:
        /* XXX memory leak, hard to plug */
        *((const char **) opt->arg) = xstrdup(con->os->nextArg);
        break;

      case POPT_ARG_INT:
      case POPT_ARG_LONG:
        aLong = strtol(con->os->nextArg, &end, 0);
        if (!(end && *end == '\0'))
      return POPT_ERROR_BADNUMBER;

        if (aLong == LONG_MIN || aLong == LONG_MAX)
      return POPT_ERROR_OVERFLOW;
        if ((opt->argInfo & POPT_ARG_MASK) == POPT_ARG_LONG) {
      *((long *) opt->arg) = aLong;
        } else {
      if (aLong > INT_MAX || aLong < INT_MIN)
          return POPT_ERROR_OVERFLOW;
      *((int *) opt->arg) = aLong;
        }
        break;

      default:
        fprintf(stdout, POPT_("option type (%d) not implemented in popt\n"),
          opt->argInfo & POPT_ARG_MASK);
        exit(EXIT_FAILURE);
    }
      }
  }

  if (cb)
      cb(con, POPT_CALLBACK_REASON_OPTION, opt, con->os->nextArg, cbData);
  else if (opt->val && ((opt->argInfo & POPT_ARG_MASK) != POPT_ARG_VAL))
      done = 1;

  if ((con->finalArgvCount + 2) >= (con->finalArgvAlloced)) {
      con->finalArgvAlloced += 10;
      con->finalArgv = (const char**)realloc((void*)con->finalArgv,
          sizeof(*con->finalArgv) * con->finalArgvAlloced);
  }

  {    char *s = (char*)malloc((opt->longName ? strlen(opt->longName) : 0) + 3);
      if (opt->longName)
    sprintf(s, "--%s", opt->longName);
      else
    sprintf(s, "-%c", opt->shortName);
      con->finalArgv[con->finalArgvCount++] = s;
  }

  if (opt->arg && (opt->argInfo & POPT_ARG_MASK) != POPT_ARG_NONE
         && (opt->argInfo & POPT_ARG_MASK) != POPT_ARG_VAL) {
      con->finalArgv[con->finalArgvCount++] = xstrdup(con->os->nextArg);
  }
    }

    return opt->val;
}

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const char* poptGetOptArg ( poptContext con )

Definition at line 616 of file popt.cpp.

References optionStackEntry::nextArg, and poptContext_s::os.

                                            {
    const char * ret = con->os->nextArg;
    con->os->nextArg = NULL;
    return ret;
}

int poptParseArgvString	(	const char *	s,
		int *	argcPtr,
		const char ***	argvPtr
	)

Definition at line 39 of file poptparse.cpp.

References alloca(), POPT_ARGV_ARRAY_GROW_DELTA, POPT_ERROR_BADQUOTE, and poptDupArgv().

{
    const char * src;
    char quote = '\0';
    int argvAlloced = POPT_ARGV_ARRAY_GROW_DELTA;
    const char ** argv = (const char **)malloc(sizeof(*argv) * argvAlloced);
    int argc = 0;
    int buflen = strlen(s) + 1;
    char * buf = (char*)memset(alloca(buflen), 0, buflen);

    argv[argc] = buf;

    for (src = s; *src; src++) {
  if (quote == *src) {
      quote = '\0';
  } else if (quote) {
      if (*src == '\\') {
    src++;
    if (!*src) {
        free((void*)argv);
        return POPT_ERROR_BADQUOTE;
    }
    if (*src != quote) *buf++ = '\\';
      }
      *buf++ = *src;
  } else if (isspace(*src)) {
      if (*argv[argc]) {
    buf++, argc++;
    if (argc == argvAlloced) {
        argvAlloced += POPT_ARGV_ARRAY_GROW_DELTA;
        argv = (const char**)realloc((void*)argv, sizeof(*argv) * argvAlloced);
    }
    argv[argc] = buf;
      }
  } else switch (*src) {
    case '"':
    case '\'':
      quote = *src;
      break;
    case '\\':
      src++;
      if (!*src) {
    free((void*)argv);
    return POPT_ERROR_BADQUOTE;
      }
      /*@fallthrough@*/
    default:
      *buf++ = *src;
      break;
  }
    }

    if (strlen(argv[argc])) {
  argc++, buf++;
    }

    (void) poptDupArgv(argc, argv, argcPtr, argvPtr);

    free((void*)argv);

    return 0;
}

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const char* poptPeekArg ( poptContext con )

Definition at line 627 of file popt.cpp.

References poptContext_s::leftovers, poptContext_s::nextLeftover, and poptContext_s::numLeftovers.

                                          {
    if (con->numLeftovers == con->nextLeftover) return NULL;
    return con->leftovers[con->nextLeftover];
}

void poptPrintHelp	(	poptContext	con,
		FILE *	f,
		int	flags
	)

Definition at line 186 of file popthelp.cpp.

References poptContext_s::options, poptContext_s::otherHelp, and POPT_.

                                                       {
    int leftColWidth;
    
    showHelpIntro(con, f);
    if (con->otherHelp)
        fprintf(f, " %s\n", con->otherHelp);
    else
        fprintf(f, " %s\n", POPT_("[OPTION...]"));
    
    leftColWidth = maxArgWidth(con->options, NULL);
    singleTableHelp(f, con->options, leftColWidth, NULL);
}

void poptPrintUsage	(	poptContext	con,
		FILE *	f,
		int	flags
	)

Definition at line 283 of file popthelp.cpp.

References poptContext_s::options, and poptContext_s::otherHelp.

                                                        {
    int cursor;

    cursor = showHelpIntro(con, f);
    cursor += showShortOptions(con->options, f, NULL);
    singleTableUsage(f, cursor, con->options, NULL);

    if (con->otherHelp) {
  cursor += strlen(con->otherHelp) + 1;
  if (cursor > 79) fprintf(f, "\n       ");
  fprintf(f, " %s", con->otherHelp);
    }

    fprintf(f, "\n");
}

int poptReadConfigFile	(	poptContext	con,
		const char *	fn
	)

int poptReadDefaultConfig	(	poptContext	con,
		int	useEnv
	)

void poptResetContext ( poptContext con )

Definition at line 103 of file popt.cpp.

References poptContext_s::arg_strip, optionStackEntry::argb, optionStackEntry::currAlias, poptContext_s::doExec, poptContext_s::finalArgv, poptContext_s::finalArgvCount, optionStackEntry::next, optionStackEntry::nextArg, optionStackEntry::nextCharArg, poptContext_s::nextLeftover, poptContext_s::numLeftovers, poptContext_s::optionStack, poptContext_s::os, PBM_FREE, poptContext_s::restLeftover, and xfree.

Referenced by poptFreeContext().

                                       {
    int i;

    while (con->os > con->optionStack) {
  cleanOSE(con->os--);
    }
    if (con->os->argb) {
  PBM_FREE(con->os->argb);
  con->os->argb = NULL;
    }
    con->os->currAlias = NULL;
    con->os->nextCharArg = NULL;
    con->os->nextArg = NULL;
    con->os->next = 1;      /* skip argv[0] */

    con->numLeftovers = 0;
    con->nextLeftover = 0;
    con->restLeftover = 0;
    con->doExec = NULL;

    for (i = 0; i < con->finalArgvCount; i++) {
  if (con->finalArgv[i]) {
      xfree(con->finalArgv[i]);
      con->finalArgv[i] = NULL;
  }
    }

    con->finalArgvCount = 0;

    if (con->arg_strip) {
  PBM_FREE(con->arg_strip);
  con->arg_strip = NULL;
    }
}

void poptSetExecPath	(	poptContext	con,
		const char *	path,
		int	allowAbsolute
	)

Definition at line 25 of file popt.cpp.

References poptContext_s::execAbsolute, poptContext_s::execPath, xfree, and xstrdup().

                                                                            {
    if (con->execPath) xfree(con->execPath);
    con->execPath = xstrdup(path);
    con->execAbsolute = allowAbsolute;
}

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void poptSetOtherOptionHelp	(	poptContext	con,
		const char *	text
	)

Definition at line 299 of file popthelp.cpp.

References poptContext_s::otherHelp, xfree, and xstrdup().

                                                                {
    if (con->otherHelp) xfree(con->otherHelp);
    con->otherHelp = xstrdup(text);
}

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const char* poptStrerror ( const int error )

Definition at line 710 of file popt.cpp.

References POPT_, POPT_ERROR_BADNUMBER, POPT_ERROR_BADOPT, POPT_ERROR_BADQUOTE, POPT_ERROR_ERRNO, POPT_ERROR_NOARG, POPT_ERROR_OPTSTOODEEP, and POPT_ERROR_OVERFLOW.

                                             {
    switch (error) {
      case POPT_ERROR_NOARG:
  return POPT_("missing argument");
      case POPT_ERROR_BADOPT:
  return POPT_("unknown option");
      case POPT_ERROR_OPTSTOODEEP:
  return POPT_("aliases nested too deeply");
      case POPT_ERROR_BADQUOTE:
  return POPT_("error in paramter quoting");
      case POPT_ERROR_BADNUMBER:
  return POPT_("invalid numeric value");
      case POPT_ERROR_OVERFLOW:
  return POPT_("number too large or too small");
      case POPT_ERROR_ERRNO:
  return strerror(errno);
      default:
  return POPT_("unknown error");
    }
}

int poptStrippedArgv	(	poptContext	con,
		int	argc,
		char **	argv
	)

Definition at line 756 of file popt.cpp.

References poptContext_s::arg_strip, optionStackEntry::argc, and PBM_ISSET.

{
    int i,j=1, numargs=argc;
    
    for(i=1; i<argc; i++) {
  if(PBM_ISSET(i, con->arg_strip)) {
      numargs--;
  }
    }
    
    for(i=1; i<argc; i++) {
  if(PBM_ISSET(i, con->arg_strip)) {
      continue;
  } else {
      if(j<numargs) {
    argv[j++]=argv[i];
      } else {
    argv[j++]='\0';
      }
  }
    }
    
    return(numargs);
}

int poptStuffArgs	(	poptContext	con,
		const char **	argv
	)

Definition at line 731 of file popt.cpp.

References optionStackEntry::argb, optionStackEntry::argc, optionStackEntry::argv, optionStackEntry::currAlias, optionStackEntry::next, optionStackEntry::nextArg, optionStackEntry::nextCharArg, poptContext_s::optionStack, poptContext_s::os, POPT_ERROR_OPTSTOODEEP, POPT_OPTION_DEPTH, poptDupArgv(), and optionStackEntry::stuffed.

                                                       {
    int argc;

    if ((con->os - con->optionStack) == POPT_OPTION_DEPTH)
  return POPT_ERROR_OPTSTOODEEP;

    for (argc = 0; argv[argc]; argc++)
  ;

    con->os++;
    con->os->next = 0;
    con->os->nextArg = NULL;
    con->os->nextCharArg = NULL;
    con->os->currAlias = NULL;
    poptDupArgv(argc, argv, &con->os->argc, &con->os->argv);
    con->os->argb = NULL;
    con->os->stuffed = 1;

    return 0;
}

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Variable Documentation

struct poptOption poptHelpOptions[]

Definition at line 21 of file popthelp.cpp.

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