1 /** \ingroup popt
2 * \file popt/poptint.h
3 */
4
5 /* (C) 1998-2000 Red Hat, Inc. -- Licensing details are in the COPYING
6 file accompanying popt source distributions, available from
7 ftp://ftp.rpm.org/pub/rpm/dist. */
8
9 #ifndef H_POPTINT
10 #define H_POPTINT
11
12 /**
13 * Wrapper to free(3), hides const compilation noise, permit NULL, return NULL.
14 * @param p memory to free
15 * @retval NULL always
16 */
17 /*@unused@*/ static inline /*@null@*/ void *
_free(const void * p)18 _free(/*@only@*/ /*@null@*/ const void * p)
19 /*@modifies p @*/
20 {
21 if (p != NULL) free((void *)p);
22 return NULL;
23 }
24
25 /* Bit mask macros. */
26 /*@-exporttype -redef @*/
27 typedef unsigned int __pbm_bits;
28 /*@=exporttype =redef @*/
29 #define __PBM_NBITS (8 * sizeof (__pbm_bits))
30 #define __PBM_IX(d) ((d) / __PBM_NBITS)
31 #define __PBM_MASK(d) ((__pbm_bits) 1 << (((unsigned)(d)) % __PBM_NBITS))
32 /*@-exporttype -redef @*/
33 typedef struct {
34 __pbm_bits bits[1];
35 } pbm_set;
36 /*@=exporttype =redef @*/
37 #define __PBM_BITS(set) ((set)->bits)
38
39 #define PBM_ALLOC(d) calloc(__PBM_IX (d) + 1, sizeof(__pbm_bits))
40 #define PBM_FREE(s) _free(s);
41 #define PBM_SET(d, s) (__PBM_BITS (s)[__PBM_IX (d)] |= __PBM_MASK (d))
42 #define PBM_CLR(d, s) (__PBM_BITS (s)[__PBM_IX (d)] &= ~__PBM_MASK (d))
43 #define PBM_ISSET(d, s) ((__PBM_BITS (s)[__PBM_IX (d)] & __PBM_MASK (d)) != 0)
44
45 struct optionStackEntry {
46 int argc;
47 /*@only@*/ /*@null@*/
48 const char ** argv;
49 /*@only@*/ /*@null@*/
50 pbm_set * argb;
51 int next;
52 /*@only@*/ /*@null@*/
53 const char * nextArg;
54 /*@observer@*/ /*@null@*/
55 const char * nextCharArg;
56 /*@dependent@*/ /*@null@*/
57 poptItem currAlias;
58 int stuffed;
59 };
60
61 struct poptContext_s {
62 struct optionStackEntry optionStack[POPT_OPTION_DEPTH];
63 /*@dependent@*/
64 struct optionStackEntry * os;
65 /*@owned@*/ /*@null@*/
66 const char ** leftovers;
67 int numLeftovers;
68 int nextLeftover;
69 /*@keep@*/
70 const struct poptOption * options;
71 int restLeftover;
72 /*@only@*/ /*@null@*/
73 const char * appName;
74 /*@only@*/ /*@null@*/
75 poptItem aliases;
76 int numAliases;
77 int flags;
78 /*@owned@*/ /*@null@*/
79 poptItem execs;
80 int numExecs;
81 /*@only@*/ /*@null@*/
82 const char ** finalArgv;
83 int finalArgvCount;
84 int finalArgvAlloced;
85 /*@dependent@*/ /*@null@*/
86 poptItem doExec;
87 /*@only@*/
88 const char * execPath;
89 int execAbsolute;
90 /*@only@*/ /*@relnull@*/
91 const char * otherHelp;
92 /*@null@*/
93 pbm_set * arg_strip;
94 };
95
96 #ifdef HAVE_LIBINTL_H
97 #include <libintl.h>
98 #endif
99
100 #if defined(HAVE_GETTEXT) && !defined(__LCLINT__)
101 #define _(foo) gettext(foo)
102 #else
103 #define _(foo) foo
104 #endif
105
106 #if defined(HAVE_DCGETTEXT) && !defined(__LCLINT__)
107 #define D_(dom, str) dgettext(dom, str)
108 #define POPT_(foo) D_("popt", foo)
109 #else
110 #define D_(dom, str) str
111 #define POPT_(foo) foo
112 #endif
113
114 #define N_(foo) foo
115
116 #endif
117