1 #define PERL_constant_NOTFOUND	1
2 #define PERL_constant_NOTDEF	2
3 #define PERL_constant_ISIV	3
4 #define PERL_constant_ISNO	4
5 #define PERL_constant_ISNV	5
6 #define PERL_constant_ISPV	6
7 #define PERL_constant_ISPVN	7
8 #define PERL_constant_ISSV	8
9 #define PERL_constant_ISUNDEF	9
10 #define PERL_constant_ISUV	10
11 #define PERL_constant_ISYES	11
12 
13 #ifndef NVTYPE
14 typedef double NV; /* 5.6 and later define NVTYPE, and typedef NV to it.  */
15 #endif
16 #ifndef aTHX_
17 #define aTHX_ /* 5.6 or later define this for threading support.  */
18 #endif
19 #ifndef pTHX_
20 #define pTHX_ /* 5.6 or later define this for threading support.  */
21 #endif
22 
23 static int
24 constant (pTHX_ const char *name, STRLEN len, IV *iv_return) {
25   /* Initially switch on the length of the name.  */
26   /* When generated this function returned values for the list of names given
27      in this section of perl code.  Rather than manually editing these functions
28      to add or remove constants, which would result in this comment and section
29      of code becoming inaccurate, we recommend that you edit this section of
30      code, and use it to regenerate a new set of constant functions which you
31      then use to replace the originals.
32 
33      Regenerate these constant functions by feeding this entire source file to
34      perl -x
35 
36 #!/spare/local/perls/5.8.6/bin/perl5.8.6 -w
37 use ExtUtils::Constant qw (constant_types C_constant XS_constant);
38 
39 my $types = {map {($_, 1)} qw(IV)};
40 my @names = (qw(BZ_CONFIG_ERROR BZ_DATA_ERROR BZ_DATA_ERROR_MAGIC BZ_FINISH
41 	       BZ_FINISH_OK BZ_FLUSH BZ_FLUSH_OK BZ_IO_ERROR BZ_MEM_ERROR BZ_OK
42 	       BZ_OUTBUFF_FULL BZ_PARAM_ERROR BZ_RUN BZ_RUN_OK
43 	       BZ_SEQUENCE_ERROR BZ_STREAM_END BZ_UNEXPECTED_EOF));
44 
45 print constant_types(); # macro defs
46 foreach (C_constant ("Bzip2", 'constant', 'IV', $types, undef, 3, @names) ) {
47     print $_, "\n"; # C constant subs
48 }
49 print "#### XS Section:\n";
50 print XS_constant ("Bzip2", $types);
51 __END__
52    */
53 
54   switch (len) {
55   case 5:
56     if (memEQ(name, "BZ_OK", 5)) {
57 #ifdef BZ_OK
58       *iv_return = BZ_OK;
59       return PERL_constant_ISIV;
60 #else
61       return PERL_constant_NOTDEF;
62 #endif
63     }
64     break;
65   case 6:
66     if (memEQ(name, "BZ_RUN", 6)) {
67 #ifdef BZ_RUN
68       *iv_return = BZ_RUN;
69       return PERL_constant_ISIV;
70 #else
71       return PERL_constant_NOTDEF;
72 #endif
73     }
74     break;
75   case 8:
76     if (memEQ(name, "BZ_FLUSH", 8)) {
77 #ifdef BZ_FLUSH
78       *iv_return = BZ_FLUSH;
79       return PERL_constant_ISIV;
80 #else
81       return PERL_constant_NOTDEF;
82 #endif
83     }
84     break;
85   case 9:
86     /* Names all of length 9.  */
87     /* BZ_FINISH BZ_RUN_OK */
88     /* Offset 8 gives the best switch position.  */
89     switch (name[8]) {
90     case 'H':
91       if (memEQ(name, "BZ_FINIS", 8)) {
92       /*                       H     */
93 #ifdef BZ_FINISH
94         *iv_return = BZ_FINISH;
95         return PERL_constant_ISIV;
96 #else
97         return PERL_constant_NOTDEF;
98 #endif
99       }
100       break;
101     case 'K':
102       if (memEQ(name, "BZ_RUN_O", 8)) {
103       /*                       K     */
104 #ifdef BZ_RUN_OK
105         *iv_return = BZ_RUN_OK;
106         return PERL_constant_ISIV;
107 #else
108         return PERL_constant_NOTDEF;
109 #endif
110       }
111       break;
112     }
113     break;
114   case 11:
115     /* Names all of length 11.  */
116     /* BZ_FLUSH_OK BZ_IO_ERROR */
117     /* Offset 3 gives the best switch position.  */
118     switch (name[3]) {
119     case 'F':
120       if (memEQ(name, "BZ_FLUSH_OK", 11)) {
121       /*                  ^              */
122 #ifdef BZ_FLUSH_OK
123         *iv_return = BZ_FLUSH_OK;
124         return PERL_constant_ISIV;
125 #else
126         return PERL_constant_NOTDEF;
127 #endif
128       }
129       break;
130     case 'I':
131       if (memEQ(name, "BZ_IO_ERROR", 11)) {
132       /*                  ^              */
133 #ifdef BZ_IO_ERROR
134         *iv_return = BZ_IO_ERROR;
135         return PERL_constant_ISIV;
136 #else
137         return PERL_constant_NOTDEF;
138 #endif
139       }
140       break;
141     }
142     break;
143   case 12:
144     /* Names all of length 12.  */
145     /* BZ_FINISH_OK BZ_MEM_ERROR */
146     /* Offset 5 gives the best switch position.  */
147     switch (name[5]) {
148     case 'M':
149       if (memEQ(name, "BZ_MEM_ERROR", 12)) {
150       /*                    ^             */
151 #ifdef BZ_MEM_ERROR
152         *iv_return = BZ_MEM_ERROR;
153         return PERL_constant_ISIV;
154 #else
155         return PERL_constant_NOTDEF;
156 #endif
157       }
158       break;
159     case 'N':
160       if (memEQ(name, "BZ_FINISH_OK", 12)) {
161       /*                    ^             */
162 #ifdef BZ_FINISH_OK
163         *iv_return = BZ_FINISH_OK;
164         return PERL_constant_ISIV;
165 #else
166         return PERL_constant_NOTDEF;
167 #endif
168       }
169       break;
170     }
171     break;
172   case 13:
173     /* Names all of length 13.  */
174     /* BZ_DATA_ERROR BZ_STREAM_END */
175     /* Offset 11 gives the best switch position.  */
176     switch (name[11]) {
177     case 'N':
178       if (memEQ(name, "BZ_STREAM_END", 13)) {
179       /*                          ^        */
180 #ifdef BZ_STREAM_END
181         *iv_return = BZ_STREAM_END;
182         return PERL_constant_ISIV;
183 #else
184         return PERL_constant_NOTDEF;
185 #endif
186       }
187       break;
188     case 'O':
189       if (memEQ(name, "BZ_DATA_ERROR", 13)) {
190       /*                          ^        */
191 #ifdef BZ_DATA_ERROR
192         *iv_return = BZ_DATA_ERROR;
193         return PERL_constant_ISIV;
194 #else
195         return PERL_constant_NOTDEF;
196 #endif
197       }
198       break;
199     }
200     break;
201   case 14:
202     if (memEQ(name, "BZ_PARAM_ERROR", 14)) {
203 #ifdef BZ_PARAM_ERROR
204       *iv_return = BZ_PARAM_ERROR;
205       return PERL_constant_ISIV;
206 #else
207       return PERL_constant_NOTDEF;
208 #endif
209     }
210     break;
211   case 15:
212     /* Names all of length 15.  */
213     /* BZ_CONFIG_ERROR BZ_OUTBUFF_FULL */
214     /* Offset 8 gives the best switch position.  */
215     switch (name[8]) {
216     case 'F':
217       if (memEQ(name, "BZ_OUTBUFF_FULL", 15)) {
218       /*                       ^             */
219 #ifdef BZ_OUTBUFF_FULL
220         *iv_return = BZ_OUTBUFF_FULL;
221         return PERL_constant_ISIV;
222 #else
223         return PERL_constant_NOTDEF;
224 #endif
225       }
226       break;
227     case 'G':
228       if (memEQ(name, "BZ_CONFIG_ERROR", 15)) {
229       /*                       ^             */
230 #ifdef BZ_CONFIG_ERROR
231         *iv_return = BZ_CONFIG_ERROR;
232         return PERL_constant_ISIV;
233 #else
234         return PERL_constant_NOTDEF;
235 #endif
236       }
237       break;
238     }
239     break;
240   case 17:
241     /* Names all of length 17.  */
242     /* BZ_SEQUENCE_ERROR BZ_UNEXPECTED_EOF */
243     /* Offset 12 gives the best switch position.  */
244     switch (name[12]) {
245     case 'D':
246       if (memEQ(name, "BZ_UNEXPECTED_EOF", 17)) {
247       /*                           ^           */
248 #ifdef BZ_UNEXPECTED_EOF
249         *iv_return = BZ_UNEXPECTED_EOF;
250         return PERL_constant_ISIV;
251 #else
252         return PERL_constant_NOTDEF;
253 #endif
254       }
255       break;
256     case 'E':
257       if (memEQ(name, "BZ_SEQUENCE_ERROR", 17)) {
258       /*                           ^           */
259 #ifdef BZ_SEQUENCE_ERROR
260         *iv_return = BZ_SEQUENCE_ERROR;
261         return PERL_constant_ISIV;
262 #else
263         return PERL_constant_NOTDEF;
264 #endif
265       }
266       break;
267     }
268     break;
269   case 19:
270     if (memEQ(name, "BZ_DATA_ERROR_MAGIC", 19)) {
271 #ifdef BZ_DATA_ERROR_MAGIC
272       *iv_return = BZ_DATA_ERROR_MAGIC;
273       return PERL_constant_ISIV;
274 #else
275       return PERL_constant_NOTDEF;
276 #endif
277     }
278     break;
279   }
280   return PERL_constant_NOTFOUND;
281 }
282 
283