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[splint.git] / src / Headers / context.h
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885824d3 1/*
28bf4b0b 2** Copyright (C) University of Virginia, Massachusetts Institue of Technology 1994-2001.
885824d3 3** See ../LICENSE for license information.
4**
5*/
6/*
7** context.h
8*/
9
10# ifndef CONTEXT_H
11# define CONTEXT_H
12
13extern void context_pushLoc (void);
14extern void context_popLoc (void);
15
16extern bool context_doMerge (void);
17extern bool context_doDump (void);
18
19extern void context_resetAllFlags (void);
20
21extern /*@unused@*/ cstring context_unparseFlagMarkers (void) /*@*/ ;
22
23extern void context_enterDoWhileClause (void) /*@modifies internalState@*/ ;
24
25extern bool context_hasMods (void);
26
27extern bool context_isSystemDir (cstring p_dir) /*@*/ ;
28
28bf4b0b 29extern /*@observer@*/ cstring context_selectedLibrary (void) /*@*/ ;
885824d3 30extern bool context_usingPosixLibrary (void) /*@*/ ;
31extern bool context_usingAnsiLibrary (void) /*@*/ ;
32extern flagcode context_getLibrary (void) /*@*/ ;
33extern void context_setLibrary (flagcode) /*@modifies internalState@*/ ;
34
35extern void context_setPreprocessing (void) /*@modifies internalState@*/;
36extern void context_clearPreprocessing (void) /*@modifies internalState@*/;
37extern bool context_isPreprocessing (void) /*@*/;
990ec868 38extern bool context_loadingLibrary (void) /*@*/ ;
885824d3 39
40extern void context_setInCommandLine (void) /*@modifies internalState@*/ ;
41extern void context_clearInCommandLine (void) /*@modifies internalState@*/ ;
42extern bool context_isInCommandLine (void) /*@*/ ;
28bf4b0b 43extern bool context_inXHFile (void) /*@*/ ;
885824d3 44
45extern void context_resetErrors (void);
46
47extern int context_getLinesProcessed (void) /*@*/ ;
48extern int context_getSpecLinesProcessed (void) /*@*/ ;
49
50extern bool context_setBoolName (void) /*@*/ ;
51extern /*@observer@*/ cstring context_getBoolName (void) /*@*/ ;
52extern /*@observer@*/ cstring context_printBoolName (void) /*@*/ ;
53extern /*@observer@*/ cstring context_getFalseName (void) /*@*/ ;
54extern /*@observer@*/ cstring context_getTrueName (void) /*@*/ ;
55extern /*@observer@*/ cstring context_getLarchPath (void) /*@*/ ;
56extern /*@observer@*/ cstring context_getLCLImportDir (void) /*@*/ ;
57
58extern bool context_checkExport (uentry p_e) /*@*/ ;
59extern bool context_checkGlobMod (sRef p_el) /*@*/ ;
60extern bool context_checkGlobUse (uentry p_glob);
61extern bool context_checkAliasGlob (uentry p_glob);
62extern bool context_checkInternalUse (void);
63extern void context_recordFileModifies (/*@dependent@*/ sRefSet p_mods);
64extern void context_clearJustPopped (void);
65extern bool context_justPopped (void);
66
67extern void context_enterTrueClause (exprNode p_e);
68extern void context_enterFalseClause (exprNode p_e);
69extern void context_exitClause (exprNode p_pred,
70 exprNode p_tbranch, exprNode p_fbranch);
71extern void context_exitInnerSafe (void);
72extern void context_exitInnerPlain (void) /*@modifies internalState@*/ ;
73
74extern bool context_inGlobalScope (void);
75extern bool context_inInnerScope (void);
76extern void context_setProtectVars (void);
77
78extern int context_getLimit (void) /*@*/ ;
79extern bool context_unlimitedMessages (void) /*@*/ ;
80
81extern void context_releaseVars (void);
82extern void context_sizeofReleaseVars (void);
83extern bool context_inProtectVars (void);
84
85extern bool context_hasFileAccess (typeId p_t);
86
87extern void context_hideShowscan (void);
88extern void context_unhideShowscan (void);
89
90extern void context_setMode (cstring p_s);
91extern void context_exitAllClauses (void);
28bf4b0b 92extern void context_exitAllClausesQuiet (void);
885824d3 93extern bool context_inHeader (void);
94
95extern /*@dependent@*/ /*@exposed@*/ fileTable context_fileTable (void) /*@*/ ;
96
97extern /*@exposed@*/ messageLog context_messageLog (void);
98extern /*@dependent@*/ /*@observer@*/ cstring context_tmpdir (void);
99
28bf4b0b 100extern void context_enterMTfile (void) /*@modifies internalState@*/ ;
101extern void context_exitMTfile (void) /*@modifies internalState@*/ ;
102
885824d3 103# ifndef NOLCL
104extern void context_enterLCLfile (void);
105extern void context_exitLCLfile (void);
106extern void context_enterImport (void) ;
107extern void context_leaveImport (void) ;
108extern void context_processedSpecLine (void) /*@modifies internalState@*/ ;
109extern int context_getLCLExpect (void) /*@*/ ;
110extern bool context_msgLh (void) /*@*/ ;
111extern bool context_inLCLLib (void) /*@globals internalState@*/ ;
112extern bool context_inImport (void) /*@globals internalState@*/ ;
113extern void context_resetSpecLines (void) /*@modifies internalState@*/ ;
114# endif
115
116extern void context_exitMacroCache (void);
117extern void context_enterSuppressRegion (void);
118extern void context_exitSuppressRegion (void);
119extern void context_enterMacroFile (void);
120extern typeIdSet context_fileAccessTypes (void);
121extern void context_addFileAccessType (typeId p_t);
122extern void context_removeFileAccessType (typeId p_t);
123extern /*@observer@*/ uentryList context_getParams (void);
124
125extern bool context_isSpecialFile (cstring p_fname);
126extern /*@observer@*/ cstring context_inFunctionName (void) /*@*/ ;
127extern ctype context_currentFunctionType (void) /*@*/ ;
28bf4b0b 128extern void context_exitCFile (void);
885824d3 129extern void context_enterConstantMacro (/*@dependent@*/ /*@exposed@*/ uentry p_e);
130extern void context_enterMacro (/*@observer@*/ uentry p_e);
131extern void context_enterFunction (/*@exposed@*/ uentry p_e);
132extern void context_exitFunction (void);
133extern void context_initMod (void) /*@modifies internalState@*/ ;
134extern void context_enterInnerContext(void);
135extern void context_exitInner (exprNode p_exp);
136extern bool context_globAccess (sRef p_s);
137extern /*@observer@*/ globSet context_getUsedGlobs (void);
138extern bool context_hasAccess (typeId p_t);
139extern bool context_couldHaveAccess (typeId p_t);
140extern /*@only@*/ cstring context_unparse (void);
141extern void context_setFunctionDefined (fileloc p_loc);
142extern void context_setFlagTemp (flagcode p_f, bool p_b);
143
a0a162cd 144extern /*@unused@*/ void context_showFilelocStack (void) ;
145
885824d3 146extern bool context_getFlag (flagcode p_d) /*@*/ ;
28bf4b0b 147extern bool context_flagOn (flagcode p_f, fileloc p_loc) /*@*/ ;
148
885824d3 149extern int context_getLineLen (void) /*@*/ ;
150# define context_getLineLen() ((int)context_getValue(FLG_LINELEN))
151
28bf4b0b 152extern int context_getIndentSpaces (void) /*@*/ ;
153# define context_getIndentSpaces() ((int)context_getValue(FLG_INDENTSPACES))
154
885824d3 155extern int context_getValue (flagcode p_flag) /*@*/ ;
156extern void context_setValueAndFlag (flagcode p_flag, int p_val)
157 /*@modifies internalState@*/ ;
158
159extern /*@unused@*/ int context_getCounter (flagcode p_flag) /*@*/ ;
160extern /*@unused@*/ void context_incCounter (flagcode p_flag)
161 /*@modifies internalState@*/ ;
162extern /*@unused@*/ void context_decCounter (flagcode p_flag)
163 /*@modifies internalState@*/ ;
164
165extern bool context_maybeSet (flagcode p_d) /*@*/ ;
166
167extern /*@observer@*/ cstring context_getString (flagcode p_flag) /*@*/ ;
168extern void context_setString (flagcode p_flag, /*@only@*/ cstring p_val)
169 /*@modifies internalState@*/ ;
170
171extern bool context_getDebug (flagcode p_d);
172# define context_getDebug(p_d) context_getFlag(p_d)
173
174extern void context_userSetFlag (flagcode p_f, bool p_b);
175
176extern int context_getExpect (void) /*@*/ ;
177
178extern /*@observer@*/ sRefSet context_modList(void);
179extern /*@exposed@*/ uentry context_getHeader(void) /*@*/;
28bf4b0b 180extern void context_usedGlobal (/*@exposed@*/ sRef p_el);
885824d3 181extern void context_resetModeFlags (void);
182extern ctype context_typeofZero (void);
183extern ctype context_typeofOne (void);
184extern void context_enterFile (void);
185extern void context_enterUnknownMacro (/*@dependent@*/ /*@observer@*/ uentry p_e);
186extern char context_getCommentMarkerChar (void);
187extern void context_setCommentMarkerChar (char p_c);
188extern bool context_inMacroConstant (void) /*@*/ ;
189extern void context_returnFunction (void);
190extern bool context_processingMacros (void);
191
192extern void context_saveLocation (void);
193extern /*@only@*/ fileloc context_getSaveLocation (void);
194
195extern void context_setFileId (fileId p_s);
196extern void context_setFilename(fileId p_fid, int p_lineno)
197 /*@globals fileloc g_currentloc; @*/
198 /*@modifies g_currentloc@*/ ;
199
200extern void context_fileSetFlag (flagcode p_f, ynm p_set);
201
202extern /*@unused@*/ /*@only@*/ cstring context_unparseAccess (void) /*@*/ ;
203extern bool context_inFunction(void) /*@*/ ;
204extern bool context_inFunctionLike (void) /*@*/ ;
205
206extern void context_setMacroMissingParams (void);
207extern void context_resetMacroMissingParams (void);
208extern bool context_isMacroMissingParams (void) /*@*/ ;
209extern bool context_inMacroUnknown (void) /*@*/ ;
210
211/*@observer@*/ cstring context_getDump (void) /*@*/ ;
212/*@observer@*/ cstring context_getMerge (void) /*@*/ ;
213
214extern void context_incLineno (void);
215extern bool context_inSuppressRegion (void) /*@*/ ;
216extern void context_exitTrueClause (exprNode p_pred, exprNode p_tbranch);
217extern void context_destroyMod (void) /*@modifies internalState@*/ ;
218extern void context_addMacroCache (/*@only@*/ cstring p_def);
219extern void context_processAllMacros (void);
220extern void context_addComment (/*@only@*/ cstring p_def);
221extern void context_enterSuppressLine (int p_count);
222extern bool context_inSuppressZone (fileloc p_fl) /*@*/ ;
223extern void context_dumpModuleAccess (FILE *p_fout);
224extern void context_loadModuleAccess (FILE *p_in);
225extern bool context_inIterDef (void) /*@*/ ;
226extern bool context_inMacro (void) /*@*/ ;
227extern bool context_inIterEnd (void) /*@*/ ;
228extern ctype context_getRetType (void) /*@*/ ;
229
230extern void context_enterIterDef (/*@observer@*/ uentry p_le);
231extern void context_enterIterEnd (/*@observer@*/ uentry p_le);
232extern void context_addBoolAccess (void);
233extern bool context_canAccessBool (void);
234extern void context_quietExitFunction (void);
235
236/* speedy shortcuts for frequently used flags */
237
238extern bool context_msgBoolInt (void) /*@*/ ;
239extern bool context_msgCharInt (void) /*@*/ ;
240extern bool context_msgEnumInt (void) /*@*/ ;
241extern bool context_msgPointerArith (void) /*@*/ ;
242extern bool context_msgStrictOps (void) /*@*/ ;
243
244extern void context_exitStructInnerContext (void);
245extern void context_enterStructInnerContext (void);
246extern bool context_inRealFunction (void) /*@*/ ;
247extern void context_exitOrClause (exprNode p_pred, exprNode p_tbranch);
248extern void context_exitAndClause (exprNode p_pred, exprNode p_tbranch);
249extern void context_enterOrClause (exprNode p_e);
250extern void context_enterAndClause (exprNode p_e);
251
252extern void context_enterForClause (exprNode p_e);
253extern void context_enterWhileClause (exprNode p_e);
254
255extern void context_enterIterClause (void);
256extern void context_exitIterClause (exprNode p_body);
257
258extern void context_exitWhileClause (exprNode p_pred, exprNode p_body);
259extern void context_exitDoWhileClause (exprNode p_pred);
260extern void context_exitForClause (exprNode p_forPred, exprNode p_body);
261
262extern /*@only@*/ cstring context_unparseClauses (void) /*@*/ ;
263extern /*@observer@*/ globSet context_getGlobs (void) /*@*/ ;
264
265extern /*@only@*/ cstring context_getMessageAnnote (void);
266extern void context_clearMessageAnnote (void);
267extern bool context_hasMessageAnnote (void);
268extern void context_setMessageAnnote (/*@only@*/ cstring p_s);
269extern bool context_suppressFlagMsg (flagcode p_flag, fileloc p_fl);
270extern bool context_suppressNotFlagMsg (flagcode p_flag, fileloc p_fl);
271extern void context_enterCaseClause (exprNode p_e);
272extern void context_enterSwitch (exprNode p_e);
273extern void context_exitSwitch (exprNode p_e, bool p_allpaths);
274
275extern bool context_showFunction (void);
276extern void context_setShownFunction (void);
277
278extern void context_clearAliasAnnote (void);
279extern cstring context_getAliasAnnote (void);
280extern bool context_hasAliasAnnote (void);
281extern void context_setAliasAnnote (/*@observer@*/ sRef p_s, /*@observer@*/ sRef p_t);
282
283extern bool context_inDeepLoop (void) /*@globals internalState@*/ ;
284extern bool context_inDeepLoopSwitch (void) /*@globals internalState@*/ ;
285extern bool context_inConditional (void) /*@globals internalState@*/ ;
286extern bool context_inDeepSwitch (void) /*@globals internalState@*/ ;
287
288extern clause context_breakClause (void);
289extern clause context_nextBreakClause (void);
290
291extern bool context_anyErrors (void) /*@globals internalState@*/ ;
292extern void context_hasError (void) /*@modifies internalState@*/ ;
293extern int context_numErrors (void) /*@globals internalState@*/ ;
294extern bool context_neednl (void);
295extern void context_setNeednl (void);
296
297extern bool context_inGlobalContext (void) /*@globals internalState@*/ ;
298extern bool context_inMacroFunction (void) /*@globals internalState@*/ ;
299
300extern /*@observer@*/ cstring context_moduleName (void) /*@*/ ;
301extern void context_recordFileGlobals (/*@dependent@*/ globSet p_mods);
302extern void context_checkSuppressCounts (void) /*@modifies g_msgstream@*/ ;
303
28bf4b0b 304extern bool context_inFunctionHeader (void) /*@globals internalState@*/ ;
305extern void context_enterFunctionHeader (void) /*@modifies internalState@*/ ;
306extern void context_exitFunctionHeader (void) /*@modifies internalState@*/ ;
307
308extern bool context_inFunctionDeclaration (void) /*@globals internalState@*/ ;
309extern void context_enterFunctionDeclaration (/*@exposed@*/ uentry) /*@modifies internalState@*/ ;
310extern void context_exitFunctionDeclaration (void) /*@modifies internalState@*/ ;
885824d3 311
a0a162cd 312extern ctype context_boolImplementationType (void) /*@*/ ;
28bf4b0b 313extern /*@observer@*/ /*@null@*/ annotationInfo
314 context_lookupAnnotation (cstring p_annot) /*@*/ ;
315
316extern /*@observer@*/ metaStateTable context_getMetaStateTable (void)
317 /*@globals internalState@*/ ;
318
319extern /*@observer@*/ metaStateInfo context_lookupMetaStateInfo (cstring p_key)
320 /*@globals internalState@*/ ;
321
322extern void context_addAnnotation (/*@only@*/ annotationInfo)
323 /*@modifies internalState@*/ ;
324
325extern void context_addMetaState (/*@only@*/ cstring, /*@only@*/ metaStateInfo)
326 /*@modifies internalState@*/ ;
327
328extern valueTable context_createValueTable (sRef p_s)
329 /*@globals internalState@*/ ;
330
331extern valueTable context_createGlobalMarkerValueTable (void)
332 /*@globals internalState@*/ ;
333
334extern int context_getBugsLimit (void) /*@*/ ;
335# define context_getBugsLimit() ((int)context_getValue(FLG_BUGSLIMIT))
a0a162cd 336
885824d3 337# else
338# error "Multiple include"
339# endif
340
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