err.c revision 1.129 1 1.129 rillig /* $NetBSD: err.c,v 1.129 2021/07/13 22:01:34 rillig Exp $ */
2 1.2 cgd
3 1.1 cgd /*
4 1.1 cgd * Copyright (c) 1994, 1995 Jochen Pohl
5 1.1 cgd * All Rights Reserved.
6 1.1 cgd *
7 1.1 cgd * Redistribution and use in source and binary forms, with or without
8 1.1 cgd * modification, are permitted provided that the following conditions
9 1.1 cgd * are met:
10 1.1 cgd * 1. Redistributions of source code must retain the above copyright
11 1.1 cgd * notice, this list of conditions and the following disclaimer.
12 1.1 cgd * 2. Redistributions in binary form must reproduce the above copyright
13 1.1 cgd * notice, this list of conditions and the following disclaimer in the
14 1.1 cgd * documentation and/or other materials provided with the distribution.
15 1.1 cgd * 3. All advertising materials mentioning features or use of this software
16 1.1 cgd * must display the following acknowledgement:
17 1.1 cgd * This product includes software developed by Jochen Pohl for
18 1.1 cgd * The NetBSD Project.
19 1.1 cgd * 4. The name of the author may not be used to endorse or promote products
20 1.1 cgd * derived from this software without specific prior written permission.
21 1.1 cgd *
22 1.1 cgd * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
23 1.1 cgd * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
24 1.1 cgd * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
25 1.1 cgd * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
26 1.1 cgd * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
27 1.1 cgd * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
28 1.1 cgd * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
29 1.1 cgd * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
30 1.1 cgd * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
31 1.1 cgd * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
32 1.1 cgd */
33 1.1 cgd
34 1.27 jmc #if HAVE_NBTOOL_CONFIG_H
35 1.27 jmc #include "nbtool_config.h"
36 1.27 jmc #endif
37 1.27 jmc
38 1.10 christos #include <sys/cdefs.h>
39 1.17 tv #if defined(__RCSID) && !defined(lint)
40 1.129 rillig __RCSID("$NetBSD: err.c,v 1.129 2021/07/13 22:01:34 rillig Exp $");
41 1.1 cgd #endif
42 1.1 cgd
43 1.12 christos #include <sys/types.h>
44 1.55 rillig #include <stdarg.h>
45 1.1 cgd #include <stdlib.h>
46 1.1 cgd
47 1.1 cgd #include "lint1.h"
48 1.1 cgd
49 1.12 christos /* number of errors found */
50 1.12 christos int nerr;
51 1.12 christos
52 1.12 christos /* number of syntax errors */
53 1.12 christos int sytxerr;
54 1.12 christos
55 1.12 christos
56 1.112 rillig const char *const msgs[] = {
57 1.46 christos "empty declaration", /* 0 */
58 1.74 rillig "old style declaration; add 'int'", /* 1 */
59 1.1 cgd "empty declaration", /* 2 */
60 1.73 rillig "'%s' declared in argument declaration list", /* 3 */
61 1.1 cgd "illegal type combination", /* 4 */
62 1.1 cgd "modifying typedef with '%s'; only qualifiers allowed", /* 5 */
63 1.1 cgd "use 'double' instead of 'long float'", /* 6 */
64 1.1 cgd "only one storage class allowed", /* 7 */
65 1.1 cgd "illegal storage class", /* 8 */
66 1.1 cgd "only register valid as formal parameter storage class", /* 9 */
67 1.1 cgd "duplicate '%s'", /* 10 */
68 1.1 cgd "bit-field initializer out of range", /* 11 */
69 1.1 cgd "compiler takes size of function", /* 12 */
70 1.1 cgd "incomplete enum type: %s", /* 13 */
71 1.1 cgd "compiler takes alignment of function", /* 14 */
72 1.1 cgd "function returns illegal type", /* 15 */
73 1.1 cgd "array of function is illegal", /* 16 */
74 1.1 cgd "null dimension", /* 17 */
75 1.1 cgd "illegal use of 'void'", /* 18 */
76 1.74 rillig "void type for '%s'", /* 19 */
77 1.30 christos "negative array dimension (%d)", /* 20 */
78 1.1 cgd "redeclaration of formal parameter %s", /* 21 */
79 1.1 cgd "incomplete or misplaced function definition", /* 22 */
80 1.128 rillig "undefined label '%s'", /* 23 */
81 1.1 cgd "cannot initialize function: %s", /* 24 */
82 1.1 cgd "cannot initialize typedef: %s", /* 25 */
83 1.1 cgd "cannot initialize extern declaration: %s", /* 26 */
84 1.1 cgd "redeclaration of %s", /* 27 */
85 1.1 cgd "redefinition of %s", /* 28 */
86 1.1 cgd "previously declared extern, becomes static: %s", /* 29 */
87 1.1 cgd "redeclaration of %s; ANSI C requires static", /* 30 */
88 1.129 rillig "'%s' has incomplete type '%s'", /* 31 */
89 1.1 cgd "argument type defaults to 'int': %s", /* 32 */
90 1.1 cgd "duplicate member name: %s", /* 33 */
91 1.118 rillig "nonportable bit-field type '%s'", /* 34 */
92 1.86 rillig "illegal bit-field type '%s'", /* 35 */
93 1.54 christos "illegal bit-field size: %d", /* 36 */
94 1.1 cgd "zero size bit-field", /* 37 */
95 1.1 cgd "function illegal in structure or union", /* 38 */
96 1.30 christos "zero sized array in struct is a C99 extension: %s", /* 39 */
97 1.1 cgd "unknown size: %s", /* 40 */
98 1.1 cgd "illegal use of bit-field", /* 41 */
99 1.1 cgd "forward reference to enum type", /* 42 */
100 1.1 cgd "redefinition hides earlier one: %s", /* 43 */
101 1.1 cgd "declaration introduces new type in ANSI C: %s %s", /* 44 */
102 1.1 cgd "base type is really '%s %s'", /* 45 */
103 1.1 cgd "(%s) tag redeclared", /* 46 */
104 1.31 christos "zero sized %s is a C9X feature", /* 47 */
105 1.1 cgd "overflow in enumeration values: %s", /* 48 */
106 1.50 christos "anonymous struct/union members is a C9X feature", /* 49 */
107 1.1 cgd "a function is declared as an argument: %s", /* 50 */
108 1.1 cgd "parameter mismatch: %d declared, %d defined", /* 51 */
109 1.1 cgd "cannot initialize parameter: %s", /* 52 */
110 1.1 cgd "declared argument %s is missing", /* 53 */
111 1.1 cgd "trailing ',' prohibited in enum declaration", /* 54 */
112 1.1 cgd "integral constant expression expected", /* 55 */
113 1.1 cgd "integral constant too large", /* 56 */
114 1.1 cgd "enumeration constant hides parameter: %s", /* 57 */
115 1.1 cgd "type does not match prototype: %s", /* 58 */
116 1.1 cgd "formal parameter lacks name: param #%d", /* 59 */
117 1.1 cgd "void must be sole parameter", /* 60 */
118 1.1 cgd "void parameter cannot have name: %s", /* 61 */
119 1.1 cgd "function prototype parameters must have types", /* 62 */
120 1.1 cgd "prototype does not match old-style definition", /* 63 */
121 1.1 cgd "()-less function definition", /* 64 */
122 1.1 cgd "%s has no named members", /* 65 */
123 1.1 cgd "syntax requires ';' after last struct/union member", /* 66 */
124 1.1 cgd "cannot return incomplete type", /* 67 */
125 1.1 cgd "typedef already qualified with '%s'", /* 68 */
126 1.1 cgd "inappropriate qualifiers with 'void'", /* 69 */
127 1.1 cgd "%soperand of '%s' is unsigned in ANSI C", /* 70 */
128 1.1 cgd "too many characters in character constant", /* 71 */
129 1.1 cgd "typedef declares no type name", /* 72 */
130 1.1 cgd "empty character constant", /* 73 */
131 1.1 cgd "no hex digits follow \\x", /* 74 */
132 1.1 cgd "overflow in hex escape", /* 75 */
133 1.1 cgd "character escape does not fit in character", /* 76 */
134 1.1 cgd "bad octal digit %c", /* 77 */
135 1.1 cgd "nonportable character escape", /* 78 */
136 1.1 cgd "dubious escape \\%c", /* 79 */
137 1.1 cgd "dubious escape \\%o", /* 80 */
138 1.1 cgd "\\a undefined in traditional C", /* 81 */
139 1.1 cgd "\\x undefined in traditional C", /* 82 */
140 1.1 cgd "storage class after type is obsolescent", /* 83 */
141 1.1 cgd "ANSI C requires formal parameter before '...'", /* 84 */
142 1.1 cgd "dubious tag declaration: %s %s", /* 85 */
143 1.1 cgd "automatic hides external declaration: %s", /* 86 */
144 1.1 cgd "static hides external declaration: %s", /* 87 */
145 1.1 cgd "typedef hides external declaration: %s", /* 88 */
146 1.1 cgd "typedef redeclared: %s", /* 89 */
147 1.1 cgd "inconsistent redeclaration of extern: %s", /* 90 */
148 1.1 cgd "declaration hides parameter: %s", /* 91 */
149 1.1 cgd "inconsistent redeclaration of static: %s", /* 92 */
150 1.1 cgd "dubious static function at block level: %s", /* 93 */
151 1.1 cgd "function has illegal storage class: %s", /* 94 */
152 1.1 cgd "declaration hides earlier one: %s", /* 95 */
153 1.1 cgd "cannot dereference non-pointer type", /* 96 */
154 1.1 cgd "suffix U is illegal in traditional C", /* 97 */
155 1.1 cgd "suffixes F and L are illegal in traditional C", /* 98 */
156 1.95 rillig "'%s' undefined", /* 99 */
157 1.1 cgd "unary + is illegal in traditional C", /* 100 */
158 1.99 rillig "type '%s' does not have member '%s'", /* 101 */
159 1.1 cgd "illegal member use: %s", /* 102 */
160 1.125 rillig "left operand of '.' must be struct or union, not '%s'", /* 103 */
161 1.125 rillig "left operand of '->' must be pointer to struct or union, not '%s'", /* 104 */
162 1.1 cgd "non-unique member requires struct/union %s", /* 105 */
163 1.1 cgd "left operand of '->' must be pointer", /* 106 */
164 1.52 christos "operands of '%s' have incompatible types (%s != %s)", /* 107 */
165 1.65 rillig "operand of '%s' has invalid type (%s)", /* 108 */
166 1.1 cgd "void type illegal in expression", /* 109 */
167 1.1 cgd "pointer to function is not allowed here", /* 110 */
168 1.1 cgd "unacceptable operand of '%s'", /* 111 */
169 1.1 cgd "cannot take address of bit-field", /* 112 */
170 1.1 cgd "cannot take address of register %s", /* 113 */
171 1.1 cgd "%soperand of '%s' must be lvalue", /* 114 */
172 1.1 cgd "%soperand of '%s' must be modifiable lvalue", /* 115 */
173 1.1 cgd "illegal pointer subtraction", /* 116 */
174 1.75 rillig "bitwise '%s' on signed value possibly nonportable", /* 117 */
175 1.1 cgd "semantics of '%s' change in ANSI C; use explicit cast", /* 118 */
176 1.1 cgd "conversion of '%s' to '%s' is out of range", /* 119 */
177 1.75 rillig "bitwise '%s' on signed value nonportable", /* 120 */
178 1.1 cgd "negative shift", /* 121 */
179 1.103 rillig "shift amount %llu is greater than bit-size %llu of '%s'", /* 122 */
180 1.49 christos "illegal combination of %s (%s) and %s (%s), op %s", /* 123 */
181 1.61 rillig "illegal pointer combination (%s) and (%s), op %s", /* 124 */
182 1.1 cgd "ANSI C forbids ordered comparisons of pointers to functions",/* 125 */
183 1.69 rillig "incompatible types '%s' and '%s' in conditional", /* 126 */
184 1.1 cgd "'&' before array or function: ignored", /* 127 */
185 1.39 christos "operands have incompatible pointer types, op %s (%s != %s)", /* 128 */
186 1.1 cgd "expression has null effect", /* 129 */
187 1.84 rillig "enum type mismatch: '%s' '%s' '%s'", /* 130 */
188 1.1 cgd "conversion to '%s' may sign-extend incorrectly", /* 131 */
189 1.29 christos "conversion from '%s' to '%s' may lose accuracy", /* 132 */
190 1.1 cgd "conversion of pointer to '%s' loses bits", /* 133 */
191 1.1 cgd "conversion of pointer to '%s' may lose bits", /* 134 */
192 1.82 rillig "converting '%s' to '%s' may cause alignment problem", /* 135 */
193 1.1 cgd "cannot do pointer arithmetic on operand of unknown size", /* 136 */
194 1.1 cgd "use of incomplete enum type, op %s", /* 137 */
195 1.1 cgd "unknown operand size, op %s", /* 138 */
196 1.1 cgd "division by 0", /* 139 */
197 1.1 cgd "modulus by 0", /* 140 */
198 1.1 cgd "integer overflow detected, op %s", /* 141 */
199 1.1 cgd "floating point overflow detected, op %s", /* 142 */
200 1.42 christos "cannot take size/alignment of incomplete type", /* 143 */
201 1.42 christos "cannot take size/alignment of function", /* 144 */
202 1.42 christos "cannot take size/alignment of bit-field", /* 145 */
203 1.42 christos "cannot take size/alignment of void", /* 146 */
204 1.1 cgd "invalid cast expression", /* 147 */
205 1.1 cgd "improper cast of void expression", /* 148 */
206 1.47 christos "illegal function (type %s)", /* 149 */
207 1.1 cgd "argument mismatch: %d arg%s passed, %d expected", /* 150 */
208 1.1 cgd "void expressions may not be arguments, arg #%d", /* 151 */
209 1.1 cgd "argument cannot have unknown size, arg #%d", /* 152 */
210 1.83 rillig "converting '%s' to incompatible '%s' for argument %d", /* 153 */
211 1.49 christos "illegal combination of %s (%s) and %s (%s), arg #%d", /* 154 */
212 1.121 rillig "passing '%s' to incompatible '%s', arg #%d", /* 155 */
213 1.67 rillig "enum type mismatch, arg #%d (%s != %s)", /* 156 */
214 1.1 cgd "ANSI C treats constant as unsigned", /* 157 */
215 1.58 rillig "%s may be used before set", /* 158 */
216 1.1 cgd "assignment in conditional context", /* 159 */
217 1.1 cgd "operator '==' found where '=' was expected", /* 160 */
218 1.1 cgd "constant in conditional context", /* 161 */
219 1.11 mycroft "comparison of %s with %s, op %s", /* 162 */
220 1.1 cgd "a cast does not yield an lvalue", /* 163 */
221 1.1 cgd "assignment of negative constant to unsigned type", /* 164 */
222 1.1 cgd "constant truncated by assignment", /* 165 */
223 1.1 cgd "precision lost in bit-field assignment", /* 166 */
224 1.1 cgd "array subscript cannot be negative: %ld", /* 167 */
225 1.1 cgd "array subscript cannot be > %d: %ld", /* 168 */
226 1.1 cgd "precedence confusion possible: parenthesize!", /* 169 */
227 1.1 cgd "first operand must have scalar type, op ? :", /* 170 */
228 1.92 rillig "cannot assign to '%s' from '%s'", /* 171 */
229 1.1 cgd "too many struct/union initializers", /* 172 */
230 1.34 christos "too many array initializers, expected %d", /* 173 */
231 1.1 cgd "too many initializers", /* 174 */
232 1.98 rillig "initialization of incomplete type '%s'", /* 175 */
233 1.97 rillig "", /* no longer used */ /* 176 */
234 1.1 cgd "non-constant initializer", /* 177 */
235 1.1 cgd "initializer does not fit", /* 178 */
236 1.1 cgd "cannot initialize struct/union with no named member", /* 179 */
237 1.1 cgd "bit-field initializer does not fit", /* 180 */
238 1.1 cgd "{}-enclosed initializer required", /* 181 */
239 1.39 christos "incompatible pointer types (%s != %s)", /* 182 */
240 1.58 rillig "illegal combination of %s (%s) and %s (%s)", /* 183 */
241 1.1 cgd "illegal pointer combination", /* 184 */
242 1.88 rillig "cannot initialize '%s' from '%s'", /* 185 */
243 1.81 rillig "bit-field initialization is illegal in traditional C", /* 186 */
244 1.1 cgd "non-null byte ignored in string initializer", /* 187 */
245 1.1 cgd "no automatic aggregate initialization in traditional C", /* 188 */
246 1.70 rillig "", /* no longer used */ /* 189 */
247 1.1 cgd "empty array declaration: %s", /* 190 */
248 1.106 rillig "'%s' set but not used in function '%s'", /* 191 */
249 1.106 rillig "'%s' unused in function '%s'", /* 192 */
250 1.1 cgd "statement not reached", /* 193 */
251 1.1 cgd "label %s redefined", /* 194 */
252 1.1 cgd "case not in switch", /* 195 */
253 1.1 cgd "case label affected by conversion", /* 196 */
254 1.1 cgd "non-constant case expression", /* 197 */
255 1.1 cgd "non-integral case expression", /* 198 */
256 1.1 cgd "duplicate case in switch: %ld", /* 199 */
257 1.1 cgd "duplicate case in switch: %lu", /* 200 */
258 1.1 cgd "default outside switch", /* 201 */
259 1.1 cgd "duplicate default in switch", /* 202 */
260 1.1 cgd "case label must be of type `int' in traditional C", /* 203 */
261 1.1 cgd "controlling expressions must have scalar type", /* 204 */
262 1.1 cgd "switch expression must have integral type", /* 205 */
263 1.1 cgd "enumeration value(s) not handled in switch", /* 206 */
264 1.1 cgd "loop not entered at top", /* 207 */
265 1.1 cgd "break outside loop or switch", /* 208 */
266 1.1 cgd "continue outside loop", /* 209 */
267 1.81 rillig "enum type mismatch between '%s' and '%s' in initialization", /* 210 */
268 1.53 christos "return value type mismatch (%s) and (%s)", /* 211 */
269 1.1 cgd "cannot return incomplete type", /* 212 */
270 1.1 cgd "void function %s cannot return value", /* 213 */
271 1.1 cgd "function %s expects to return value", /* 214 */
272 1.122 rillig "function '%s' implicitly declared to return int", /* 215 */
273 1.1 cgd "function %s has return (e); and return;", /* 216 */
274 1.1 cgd "function %s falls off bottom without returning value", /* 217 */
275 1.1 cgd "ANSI C treats constant as unsigned, op %s", /* 218 */
276 1.1 cgd "concatenated strings are illegal in traditional C", /* 219 */
277 1.1 cgd "fallthrough on case statement", /* 220 */
278 1.81 rillig "initialization of unsigned with negative constant", /* 221 */
279 1.1 cgd "conversion of negative constant to unsigned type", /* 222 */
280 1.1 cgd "end-of-loop code not reached", /* 223 */
281 1.1 cgd "cannot recover from previous errors", /* 224 */
282 1.1 cgd "static function called but not defined: %s()", /* 225 */
283 1.1 cgd "static variable %s unused", /* 226 */
284 1.1 cgd "const object %s should have initializer", /* 227 */
285 1.1 cgd "function cannot return const or volatile object", /* 228 */
286 1.83 rillig "converting '%s' to '%s' is questionable", /* 229 */
287 1.11 mycroft "nonportable character comparison, op %s", /* 230 */
288 1.106 rillig "argument '%s' unused in function '%s'", /* 231 */
289 1.128 rillig "label '%s' unused in function '%s'", /* 232 */
290 1.1 cgd "struct %s never defined", /* 233 */
291 1.1 cgd "union %s never defined", /* 234 */
292 1.1 cgd "enum %s never defined", /* 235 */
293 1.1 cgd "static function %s unused", /* 236 */
294 1.1 cgd "redeclaration of formal parameter %s", /* 237 */
295 1.81 rillig "initialization of union is illegal in traditional C", /* 238 */
296 1.101 rillig "constant argument to '!'", /* 239 */
297 1.36 christos "assignment of different structures (%s != %s)", /* 240 */
298 1.1 cgd "dubious operation on enum, op %s", /* 241 */
299 1.1 cgd "combination of '%s' and '%s', op %s", /* 242 */
300 1.11 mycroft "dubious comparison of enums, op %s", /* 243 */
301 1.1 cgd "illegal structure pointer combination", /* 244 */
302 1.85 rillig "incompatible structure pointers: '%s' '%s' '%s'", /* 245 */
303 1.1 cgd "dubious conversion of enum to '%s'", /* 246 */
304 1.71 rillig "pointer cast from '%s' to '%s' may be troublesome", /* 247 */
305 1.1 cgd "floating-point constant out of range", /* 248 */
306 1.33 christos "syntax error '%s'", /* 249 */
307 1.1 cgd "unknown character \\%o", /* 250 */
308 1.1 cgd "malformed integer constant", /* 251 */
309 1.1 cgd "integer constant out of range", /* 252 */
310 1.1 cgd "unterminated character constant", /* 253 */
311 1.1 cgd "newline in string or char constant", /* 254 */
312 1.1 cgd "undefined or invalid # directive", /* 255 */
313 1.1 cgd "unterminated comment", /* 256 */
314 1.1 cgd "extra characters in lint comment", /* 257 */
315 1.1 cgd "unterminated string constant", /* 258 */
316 1.78 rillig "argument #%d is converted from '%s' to '%s' due to prototype", /* 259 */
317 1.1 cgd "previous declaration of %s", /* 260 */
318 1.1 cgd "previous definition of %s", /* 261 */
319 1.1 cgd "\\\" inside character constants undefined in traditional C", /* 262 */
320 1.1 cgd "\\? undefined in traditional C", /* 263 */
321 1.1 cgd "\\v undefined in traditional C", /* 264 */
322 1.5 jpo "%s C does not support 'long long'", /* 265 */
323 1.1 cgd "'long double' is illegal in traditional C", /* 266 */
324 1.1 cgd "shift equal to size of object", /* 267 */
325 1.4 jpo "variable declared inline: %s", /* 268 */
326 1.4 jpo "argument declared inline: %s", /* 269 */
327 1.1 cgd "function prototypes are illegal in traditional C", /* 270 */
328 1.1 cgd "switch expression must be of type `int' in traditional C", /* 271 */
329 1.1 cgd "empty translation unit", /* 272 */
330 1.1 cgd "bit-field type '%s' invalid in ANSI C", /* 273 */
331 1.11 mycroft "ANSI C forbids comparison of %s with %s", /* 274 */
332 1.72 rillig "cast discards 'const' from type '%s'", /* 275 */
333 1.35 christos "__%s__ is illegal for type %s", /* 276 */
334 1.81 rillig "initialization of '%s' with '%s'", /* 277 */
335 1.1 cgd "combination of '%s' and '%s', arg #%d", /* 278 */
336 1.1 cgd "combination of '%s' and '%s' in return", /* 279 */
337 1.1 cgd "must be outside function: /* %s */", /* 280 */
338 1.1 cgd "duplicate use of /* %s */", /* 281 */
339 1.1 cgd "must precede function definition: /* %s */", /* 282 */
340 1.1 cgd "argument number mismatch with directive: /* %s */", /* 283 */
341 1.1 cgd "fallthrough on default statement", /* 284 */
342 1.1 cgd "prototype declaration", /* 285 */
343 1.1 cgd "function definition is not a prototype", /* 286 */
344 1.1 cgd "function declaration is not a prototype", /* 287 */
345 1.1 cgd "dubious use of /* VARARGS */ with /* %s */", /* 288 */
346 1.1 cgd "can't be used together: /* PRINTFLIKE */ /* SCANFLIKE */", /* 289 */
347 1.1 cgd "static function %s declared but not defined", /* 290 */
348 1.1 cgd "invalid multibyte character", /* 291 */
349 1.1 cgd "cannot concatenate wide and regular string literals", /* 292 */
350 1.1 cgd "argument %d must be 'char *' for PRINTFLIKE/SCANFLIKE", /* 293 */
351 1.1 cgd "multi-character character constant", /* 294 */
352 1.1 cgd "conversion of '%s' to '%s' is out of range, arg #%d", /* 295 */
353 1.1 cgd "conversion of negative constant to unsigned type, arg #%d", /* 296 */
354 1.1 cgd "conversion to '%s' may sign-extend incorrectly, arg #%d", /* 297 */
355 1.29 christos "conversion from '%s' to '%s' may lose accuracy, arg #%d", /* 298 */
356 1.1 cgd "prototype does not match old style definition, arg #%d", /* 299 */
357 1.1 cgd "old style definition", /* 300 */
358 1.1 cgd "array of incomplete type", /* 301 */
359 1.1 cgd "%s returns pointer to automatic object", /* 302 */
360 1.1 cgd "ANSI C forbids conversion of %s to %s", /* 303 */
361 1.1 cgd "ANSI C forbids conversion of %s to %s, arg #%d", /* 304 */
362 1.1 cgd "ANSI C forbids conversion of %s to %s, op %s", /* 305 */
363 1.1 cgd "constant truncated by conversion, op %s", /* 306 */
364 1.1 cgd "static variable %s set but not used", /* 307 */
365 1.62 rillig "invalid type for _Complex", /* 308 */
366 1.117 rillig "extra bits set to 0 in conversion of '%s' to '%s', op '%s'", /* 309 */
367 1.9 cgd "symbol renaming can't be used on function arguments", /* 310 */
368 1.9 cgd "symbol renaming can't be used on automatic variables", /* 311 */
369 1.14 lukem "%s C does not support // comments", /* 312 */
370 1.20 christos "struct or union member name in initializer is a C9X feature",/* 313 */
371 1.20 christos "%s is not a structure or a union", /* 314 */
372 1.20 christos "GCC style struct or union member name in initializer", /* 315 */
373 1.45 christos "__FUNCTION__/__PRETTY_FUNCTION__ is a GCC extension", /* 316 */
374 1.21 christos "__func__ is a C9X feature", /* 317 */
375 1.32 christos "variable array dimension is a C99/GCC extension", /* 318 */
376 1.23 christos "compound literals are a C9X/GCC extension", /* 319 */
377 1.24 christos "({ }) is a GCC extension", /* 320 */
378 1.28 yamt "array initializer with designators is a C9X feature", /* 321 */
379 1.30 christos "zero sized array is a C99 extension", /* 322 */
380 1.37 dsl "continue in 'do ... while (0)' loop", /* 323 */
381 1.38 christos "suggest cast from '%s' to '%s' on op %s to avoid overflow", /* 324 */
382 1.58 rillig "variable declaration in for loop", /* 325 */
383 1.43 christos "%s attribute ignored for %s", /* 326 */
384 1.89 rillig "declarations after statements is a C99 feature", /* 327 */
385 1.51 christos "union cast is a C9X feature", /* 328 */
386 1.51 christos "type '%s' is not a member of '%s'", /* 329 */
387 1.66 rillig "operand of '%s' must be bool, not '%s'", /* 330 */
388 1.66 rillig "left operand of '%s' must be bool, not '%s'", /* 331 */
389 1.66 rillig "right operand of '%s' must be bool, not '%s'", /* 332 */
390 1.66 rillig "controlling expression must be bool, not '%s'", /* 333 */
391 1.66 rillig "argument #%d expects '%s', gets passed '%s'", /* 334 */
392 1.66 rillig "operand of '%s' must not be bool", /* 335 */
393 1.66 rillig "left operand of '%s' must not be bool", /* 336 */
394 1.66 rillig "right operand of '%s' must not be bool", /* 337 */
395 1.79 rillig "option '%c' should be handled in the switch", /* 338 */
396 1.79 rillig "option '%c' should be listed in the options string", /* 339 */
397 1.126 rillig "initialization with '[a...b]' is a GCC extension", /* 340 */
398 1.102 rillig "argument to '%s' must be 'unsigned char' or EOF, not '%s'", /* 341 */
399 1.102 rillig "argument to '%s' must be cast to 'unsigned char', not to '%s'", /* 342 */
400 1.108 rillig "static array size is a C11 extension", /* 343 */
401 1.119 rillig "bit-field of type plain 'int' has implementation-defined signedness", /* 344 */
402 1.120 rillig "generic selection requires C11 or later", /* 345 */
403 1.1 cgd };
404 1.1 cgd
405 1.104 rillig static struct include_level {
406 1.104 rillig const char *filename;
407 1.104 rillig int lineno;
408 1.104 rillig struct include_level *by;
409 1.104 rillig } *includes;
410 1.104 rillig
411 1.104 rillig
412 1.104 rillig void
413 1.105 rillig update_location(const char *filename, int lineno, bool is_begin, bool is_end)
414 1.104 rillig {
415 1.104 rillig struct include_level *top;
416 1.104 rillig
417 1.104 rillig top = includes;
418 1.104 rillig if (is_begin && top != NULL)
419 1.104 rillig top->lineno = curr_pos.p_line;
420 1.104 rillig
421 1.104 rillig if (top == NULL || is_begin) {
422 1.104 rillig top = xmalloc(sizeof(*top));
423 1.104 rillig top->filename = filename;
424 1.104 rillig top->lineno = lineno;
425 1.104 rillig top->by = includes;
426 1.104 rillig includes = top;
427 1.104 rillig } else {
428 1.109 rillig if (is_end) {
429 1.104 rillig includes = top->by;
430 1.104 rillig free(top);
431 1.104 rillig top = includes;
432 1.104 rillig }
433 1.123 rillig if (top != NULL) {
434 1.123 rillig top->filename = filename;
435 1.123 rillig top->lineno = lineno;
436 1.123 rillig }
437 1.104 rillig }
438 1.104 rillig }
439 1.104 rillig
440 1.104 rillig static void
441 1.104 rillig print_stack_trace(void)
442 1.104 rillig {
443 1.105 rillig const struct include_level *top;
444 1.104 rillig
445 1.104 rillig if ((top = includes) == NULL)
446 1.104 rillig return;
447 1.105 rillig /*
448 1.105 rillig * Skip the innermost include level since it is already listed in the
449 1.105 rillig * diagnostic itself. Furthermore, its lineno is the line number of
450 1.105 rillig * the last '#' line, not the current line.
451 1.105 rillig */
452 1.104 rillig for (top = top->by; top != NULL; top = top->by)
453 1.104 rillig printf("\tincluded from %s(%d)\n", top->filename, top->lineno);
454 1.104 rillig }
455 1.104 rillig
456 1.1 cgd /*
457 1.12 christos * print a list of the messages with their ids
458 1.12 christos */
459 1.12 christos void
460 1.15 lukem msglist(void)
461 1.12 christos {
462 1.40 christos size_t i;
463 1.12 christos
464 1.100 rillig for (i = 0; i < sizeof(msgs) / sizeof(msgs[0]); i++)
465 1.40 christos printf("%zu\t%s\n", i, msgs[i]);
466 1.12 christos }
467 1.12 christos
468 1.12 christos /*
469 1.56 rillig * If Fflag is not set, lbasename() returns a pointer to the last
470 1.1 cgd * component of the path, otherwise it returns the argument.
471 1.1 cgd */
472 1.1 cgd static const char *
473 1.18 tv lbasename(const char *path)
474 1.1 cgd {
475 1.68 rillig const char *p, *base, *dir;
476 1.1 cgd
477 1.1 cgd if (Fflag)
478 1.57 rillig return path;
479 1.1 cgd
480 1.68 rillig p = base = dir = path;
481 1.68 rillig while (*p != '\0') {
482 1.68 rillig if (*p++ == '/') {
483 1.68 rillig dir = base;
484 1.68 rillig base = p;
485 1.1 cgd }
486 1.1 cgd }
487 1.68 rillig return *base != '\0' ? base : dir;
488 1.1 cgd }
489 1.1 cgd
490 1.3 jpo static void
491 1.116 rillig verror_at(int msgid, const pos_t *pos, va_list ap)
492 1.3 jpo {
493 1.3 jpo const char *fn;
494 1.3 jpo
495 1.115 rillig if (ERR_ISSET(msgid, &msgset))
496 1.12 christos return;
497 1.12 christos
498 1.116 rillig fn = lbasename(pos->p_file);
499 1.116 rillig (void)printf("%s(%d): error: ", fn, pos->p_line);
500 1.115 rillig (void)vprintf(msgs[msgid], ap);
501 1.115 rillig (void)printf(" [%d]\n", msgid);
502 1.3 jpo nerr++;
503 1.104 rillig print_stack_trace();
504 1.3 jpo }
505 1.3 jpo
506 1.3 jpo static void
507 1.116 rillig vwarning_at(int msgid, const pos_t *pos, va_list ap)
508 1.3 jpo {
509 1.3 jpo const char *fn;
510 1.3 jpo
511 1.115 rillig if (ERR_ISSET(msgid, &msgset))
512 1.12 christos return;
513 1.12 christos
514 1.46 christos #ifdef DEBUG
515 1.115 rillig printf("%s: lwarn=%d msgid=%d\n", __func__, lwarn, msgid);
516 1.46 christos #endif
517 1.115 rillig if (lwarn == LWARN_NONE || lwarn == msgid)
518 1.3 jpo /* this warning is suppressed by a LINTED comment */
519 1.3 jpo return;
520 1.3 jpo
521 1.116 rillig fn = lbasename(pos->p_file);
522 1.116 rillig (void)printf("%s(%d): warning: ", fn, pos->p_line);
523 1.115 rillig (void)vprintf(msgs[msgid], ap);
524 1.115 rillig (void)printf(" [%d]\n", msgid);
525 1.12 christos if (wflag)
526 1.12 christos nerr++;
527 1.104 rillig print_stack_trace();
528 1.3 jpo }
529 1.3 jpo
530 1.113 rillig static void
531 1.116 rillig vmessage_at(int msgid, const pos_t *pos, va_list ap)
532 1.113 rillig {
533 1.113 rillig const char *fn;
534 1.113 rillig
535 1.115 rillig if (ERR_ISSET(msgid, &msgset))
536 1.113 rillig return;
537 1.113 rillig
538 1.116 rillig fn = lbasename(pos->p_file);
539 1.116 rillig (void)printf("%s(%d): ", fn, pos->p_line);
540 1.115 rillig (void)vprintf(msgs[msgid], ap);
541 1.115 rillig (void)printf(" [%d]\n", msgid);
542 1.113 rillig print_stack_trace();
543 1.113 rillig }
544 1.113 rillig
545 1.113 rillig void
546 1.116 rillig (error_at)(int msgid, const pos_t *pos, ...)
547 1.113 rillig {
548 1.113 rillig va_list ap;
549 1.113 rillig
550 1.113 rillig va_start(ap, pos);
551 1.115 rillig verror_at(msgid, pos, ap);
552 1.113 rillig va_end(ap);
553 1.113 rillig }
554 1.113 rillig
555 1.3 jpo void
556 1.115 rillig (error)(int msgid, ...)
557 1.1 cgd {
558 1.1 cgd va_list ap;
559 1.1 cgd
560 1.115 rillig va_start(ap, msgid);
561 1.116 rillig verror_at(msgid, &curr_pos, ap);
562 1.1 cgd va_end(ap);
563 1.1 cgd }
564 1.1 cgd
565 1.3 jpo void
566 1.96 rillig internal_error(const char *file, int line, const char *msg, ...)
567 1.1 cgd {
568 1.1 cgd va_list ap;
569 1.1 cgd const char *fn;
570 1.1 cgd
571 1.94 rillig fn = lbasename(curr_pos.p_file);
572 1.127 rillig fflush(stdout);
573 1.94 rillig (void)fprintf(stderr, "lint: internal error in %s:%d near %s:%d: ",
574 1.94 rillig file, line, fn, curr_pos.p_line);
575 1.1 cgd va_start(ap, msg);
576 1.1 cgd (void)vfprintf(stderr, msg, ap);
577 1.94 rillig va_end(ap);
578 1.1 cgd (void)fprintf(stderr, "\n");
579 1.104 rillig print_stack_trace();
580 1.45 christos abort();
581 1.1 cgd }
582 1.1 cgd
583 1.3 jpo void
584 1.59 rillig assert_failed(const char *file, int line, const char *func, const char *cond)
585 1.59 rillig {
586 1.59 rillig const char *fn;
587 1.59 rillig
588 1.59 rillig fn = lbasename(curr_pos.p_file);
589 1.127 rillig fflush(stdout);
590 1.59 rillig (void)fprintf(stderr,
591 1.59 rillig "lint: assertion \"%s\" failed in %s at %s:%d near %s:%d\n",
592 1.59 rillig cond, func, file, line, fn, curr_pos.p_line);
593 1.104 rillig print_stack_trace();
594 1.59 rillig abort();
595 1.59 rillig }
596 1.59 rillig
597 1.59 rillig void
598 1.116 rillig (warning_at)(int msgid, const pos_t *pos, ...)
599 1.113 rillig {
600 1.113 rillig va_list ap;
601 1.113 rillig
602 1.113 rillig va_start(ap, pos);
603 1.115 rillig vwarning_at(msgid, pos, ap);
604 1.113 rillig va_end(ap);
605 1.113 rillig }
606 1.113 rillig
607 1.113 rillig void
608 1.115 rillig (warning)(int msgid, ...)
609 1.1 cgd {
610 1.3 jpo va_list ap;
611 1.3 jpo
612 1.115 rillig va_start(ap, msgid);
613 1.116 rillig vwarning_at(msgid, &curr_pos, ap);
614 1.113 rillig va_end(ap);
615 1.113 rillig }
616 1.113 rillig
617 1.113 rillig void
618 1.116 rillig (message_at)(int msgid, const pos_t *pos, ...)
619 1.113 rillig {
620 1.113 rillig va_list ap;
621 1.113 rillig
622 1.113 rillig va_start(ap, pos);
623 1.115 rillig vmessage_at(msgid, pos, ap);
624 1.3 jpo va_end(ap);
625 1.3 jpo }
626 1.3 jpo
627 1.1 cgd void
628 1.115 rillig (message)(int msgid, ...)
629 1.1 cgd {
630 1.1 cgd va_list ap;
631 1.12 christos
632 1.115 rillig va_start(ap, msgid);
633 1.116 rillig vmessage_at(msgid, &curr_pos, ap);
634 1.1 cgd va_end(ap);
635 1.25 perry }
636 1.25 perry
637 1.26 perry /*
638 1.26 perry * XXX I think the logic is possibly somewhat screwed up here. The
639 1.26 perry * question is, how do we want to interpret the -s and -S flags going
640 1.26 perry * forward? We need to answer that and then we can fix this to be
641 1.26 perry * "right"... [perry, 2 Nov 2002]
642 1.26 perry */
643 1.63 rillig void
644 1.115 rillig (c99ism)(int msgid, ...)
645 1.25 perry {
646 1.25 perry va_list ap;
647 1.63 rillig bool extensions_ok = Sflag || gflag;
648 1.25 perry
649 1.115 rillig va_start(ap, msgid);
650 1.63 rillig if (sflag && !extensions_ok) {
651 1.116 rillig verror_at(msgid, &curr_pos, ap);
652 1.63 rillig } else if (sflag || !extensions_ok) {
653 1.116 rillig vwarning_at(msgid, &curr_pos, ap);
654 1.25 perry }
655 1.25 perry va_end(ap);
656 1.1 cgd }
657 1.1 cgd
658 1.108 rillig void
659 1.115 rillig (c11ism)(int msgid, ...)
660 1.108 rillig {
661 1.108 rillig va_list ap;
662 1.108 rillig
663 1.111 christos if (c11flag || gflag)
664 1.110 rillig return;
665 1.115 rillig va_start(ap, msgid);
666 1.116 rillig verror_at(msgid, &curr_pos, ap);
667 1.108 rillig va_end(ap);
668 1.108 rillig }
669 1.108 rillig
670 1.63 rillig void
671 1.115 rillig (gnuism)(int msgid, ...)
672 1.1 cgd {
673 1.1 cgd va_list ap;
674 1.1 cgd
675 1.115 rillig va_start(ap, msgid);
676 1.3 jpo if (sflag && !gflag) {
677 1.116 rillig verror_at(msgid, &curr_pos, ap);
678 1.63 rillig } else if (sflag || !gflag) {
679 1.116 rillig vwarning_at(msgid, &curr_pos, ap);
680 1.3 jpo }
681 1.1 cgd va_end(ap);
682 1.1 cgd }
683