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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@*/ ;
b7e84605 42
43extern void context_checkGlobalScope (void) /*@modifies internalState@*/ ;
44
885824d3 45extern bool context_isInCommandLine (void) /*@*/ ;
28bf4b0b 46extern bool context_inXHFile (void) /*@*/ ;
885824d3 47
48extern void context_resetErrors (void);
49
50extern int context_getLinesProcessed (void) /*@*/ ;
51extern int context_getSpecLinesProcessed (void) /*@*/ ;
52
53extern bool context_setBoolName (void) /*@*/ ;
54extern /*@observer@*/ cstring context_getBoolName (void) /*@*/ ;
55extern /*@observer@*/ cstring context_printBoolName (void) /*@*/ ;
56extern /*@observer@*/ cstring context_getFalseName (void) /*@*/ ;
57extern /*@observer@*/ cstring context_getTrueName (void) /*@*/ ;
58extern /*@observer@*/ cstring context_getLarchPath (void) /*@*/ ;
59extern /*@observer@*/ cstring context_getLCLImportDir (void) /*@*/ ;
60
61extern bool context_checkExport (uentry p_e) /*@*/ ;
62extern bool context_checkGlobMod (sRef p_el) /*@*/ ;
63extern bool context_checkGlobUse (uentry p_glob);
64extern bool context_checkAliasGlob (uentry p_glob);
65extern bool context_checkInternalUse (void);
66extern void context_recordFileModifies (/*@dependent@*/ sRefSet p_mods);
67extern void context_clearJustPopped (void);
68extern bool context_justPopped (void);
69
70extern void context_enterTrueClause (exprNode p_e);
71extern void context_enterFalseClause (exprNode p_e);
72extern void context_exitClause (exprNode p_pred,
73 exprNode p_tbranch, exprNode p_fbranch);
74extern void context_exitInnerSafe (void);
75extern void context_exitInnerPlain (void) /*@modifies internalState@*/ ;
76
77extern bool context_inGlobalScope (void);
78extern bool context_inInnerScope (void);
79extern void context_setProtectVars (void);
80
81extern int context_getLimit (void) /*@*/ ;
82extern bool context_unlimitedMessages (void) /*@*/ ;
83
84extern void context_releaseVars (void);
85extern void context_sizeofReleaseVars (void);
86extern bool context_inProtectVars (void);
87
88extern bool context_hasFileAccess (typeId p_t);
89
90extern void context_hideShowscan (void);
91extern void context_unhideShowscan (void);
92
93extern void context_setMode (cstring p_s);
94extern void context_exitAllClauses (void);
28bf4b0b 95extern void context_exitAllClausesQuiet (void);
885824d3 96extern bool context_inHeader (void);
97
98extern /*@dependent@*/ /*@exposed@*/ fileTable context_fileTable (void) /*@*/ ;
99
100extern /*@exposed@*/ messageLog context_messageLog (void);
101extern /*@dependent@*/ /*@observer@*/ cstring context_tmpdir (void);
102
28bf4b0b 103extern void context_enterMTfile (void) /*@modifies internalState@*/ ;
104extern void context_exitMTfile (void) /*@modifies internalState@*/ ;
105
885824d3 106# ifndef NOLCL
107extern void context_enterLCLfile (void);
108extern void context_exitLCLfile (void);
109extern void context_enterImport (void) ;
110extern void context_leaveImport (void) ;
111extern void context_processedSpecLine (void) /*@modifies internalState@*/ ;
112extern int context_getLCLExpect (void) /*@*/ ;
113extern bool context_msgLh (void) /*@*/ ;
114extern bool context_inLCLLib (void) /*@globals internalState@*/ ;
115extern bool context_inImport (void) /*@globals internalState@*/ ;
116extern void context_resetSpecLines (void) /*@modifies internalState@*/ ;
117# endif
118
119extern void context_exitMacroCache (void);
120extern void context_enterSuppressRegion (void);
121extern void context_exitSuppressRegion (void);
122extern void context_enterMacroFile (void);
123extern typeIdSet context_fileAccessTypes (void);
124extern void context_addFileAccessType (typeId p_t);
125extern void context_removeFileAccessType (typeId p_t);
126extern /*@observer@*/ uentryList context_getParams (void);
127
128extern bool context_isSpecialFile (cstring p_fname);
129extern /*@observer@*/ cstring context_inFunctionName (void) /*@*/ ;
130extern ctype context_currentFunctionType (void) /*@*/ ;
28bf4b0b 131extern void context_exitCFile (void);
885824d3 132extern void context_enterConstantMacro (/*@dependent@*/ /*@exposed@*/ uentry p_e);
133extern void context_enterMacro (/*@observer@*/ uentry p_e);
134extern void context_enterFunction (/*@exposed@*/ uentry p_e);
135extern void context_exitFunction (void);
136extern void context_initMod (void) /*@modifies internalState@*/ ;
137extern void context_enterInnerContext(void);
138extern void context_exitInner (exprNode p_exp);
139extern bool context_globAccess (sRef p_s);
140extern /*@observer@*/ globSet context_getUsedGlobs (void);
141extern bool context_hasAccess (typeId p_t);
142extern bool context_couldHaveAccess (typeId p_t);
b7e84605 143extern /*@only@*/ cstring context_unparse (void) /*@*/ ;
885824d3 144extern void context_setFunctionDefined (fileloc p_loc);
145extern void context_setFlagTemp (flagcode p_f, bool p_b);
146
a0a162cd 147extern /*@unused@*/ void context_showFilelocStack (void) ;
148
885824d3 149extern bool context_getFlag (flagcode p_d) /*@*/ ;
28bf4b0b 150extern bool context_flagOn (flagcode p_f, fileloc p_loc) /*@*/ ;
151
885824d3 152extern int context_getLineLen (void) /*@*/ ;
153# define context_getLineLen() ((int)context_getValue(FLG_LINELEN))
154
28bf4b0b 155extern int context_getIndentSpaces (void) /*@*/ ;
156# define context_getIndentSpaces() ((int)context_getValue(FLG_INDENTSPACES))
157
885824d3 158extern int context_getValue (flagcode p_flag) /*@*/ ;
159extern void context_setValueAndFlag (flagcode p_flag, int p_val)
160 /*@modifies internalState@*/ ;
161
162extern /*@unused@*/ int context_getCounter (flagcode p_flag) /*@*/ ;
163extern /*@unused@*/ void context_incCounter (flagcode p_flag)
164 /*@modifies internalState@*/ ;
165extern /*@unused@*/ void context_decCounter (flagcode p_flag)
166 /*@modifies internalState@*/ ;
167
168extern bool context_maybeSet (flagcode p_d) /*@*/ ;
169
170extern /*@observer@*/ cstring context_getString (flagcode p_flag) /*@*/ ;
171extern void context_setString (flagcode p_flag, /*@only@*/ cstring p_val)
172 /*@modifies internalState@*/ ;
173
174extern bool context_getDebug (flagcode p_d);
175# define context_getDebug(p_d) context_getFlag(p_d)
176
177extern void context_userSetFlag (flagcode p_f, bool p_b);
178
179extern int context_getExpect (void) /*@*/ ;
180
181extern /*@observer@*/ sRefSet context_modList(void);
182extern /*@exposed@*/ uentry context_getHeader(void) /*@*/;
28bf4b0b 183extern void context_usedGlobal (/*@exposed@*/ sRef p_el);
885824d3 184extern void context_resetModeFlags (void);
185extern ctype context_typeofZero (void);
186extern ctype context_typeofOne (void);
187extern void context_enterFile (void);
188extern void context_enterUnknownMacro (/*@dependent@*/ /*@observer@*/ uentry p_e);
189extern char context_getCommentMarkerChar (void);
190extern void context_setCommentMarkerChar (char p_c);
191extern bool context_inMacroConstant (void) /*@*/ ;
192extern void context_returnFunction (void);
193extern bool context_processingMacros (void);
194
195extern void context_saveLocation (void);
196extern /*@only@*/ fileloc context_getSaveLocation (void);
197
198extern void context_setFileId (fileId p_s);
199extern void context_setFilename(fileId p_fid, int p_lineno)
200 /*@globals fileloc g_currentloc; @*/
201 /*@modifies g_currentloc@*/ ;
202
203extern void context_fileSetFlag (flagcode p_f, ynm p_set);
204
205extern /*@unused@*/ /*@only@*/ cstring context_unparseAccess (void) /*@*/ ;
206extern bool context_inFunction(void) /*@*/ ;
207extern bool context_inFunctionLike (void) /*@*/ ;
208
209extern void context_setMacroMissingParams (void);
210extern void context_resetMacroMissingParams (void);
211extern bool context_isMacroMissingParams (void) /*@*/ ;
b7e84605 212extern bool context_inUnknownMacro (void) /*@*/ ;
885824d3 213
214/*@observer@*/ cstring context_getDump (void) /*@*/ ;
215/*@observer@*/ cstring context_getMerge (void) /*@*/ ;
216
217extern void context_incLineno (void);
218extern bool context_inSuppressRegion (void) /*@*/ ;
219extern void context_exitTrueClause (exprNode p_pred, exprNode p_tbranch);
220extern void context_destroyMod (void) /*@modifies internalState@*/ ;
221extern void context_addMacroCache (/*@only@*/ cstring p_def);
222extern void context_processAllMacros (void);
223extern void context_addComment (/*@only@*/ cstring p_def);
224extern void context_enterSuppressLine (int p_count);
225extern bool context_inSuppressZone (fileloc p_fl) /*@*/ ;
226extern void context_dumpModuleAccess (FILE *p_fout);
227extern void context_loadModuleAccess (FILE *p_in);
228extern bool context_inIterDef (void) /*@*/ ;
229extern bool context_inMacro (void) /*@*/ ;
230extern bool context_inIterEnd (void) /*@*/ ;
231extern ctype context_getRetType (void) /*@*/ ;
232
233extern void context_enterIterDef (/*@observer@*/ uentry p_le);
234extern void context_enterIterEnd (/*@observer@*/ uentry p_le);
235extern void context_addBoolAccess (void);
236extern bool context_canAccessBool (void);
237extern void context_quietExitFunction (void);
238
239/* speedy shortcuts for frequently used flags */
240
241extern bool context_msgBoolInt (void) /*@*/ ;
242extern bool context_msgCharInt (void) /*@*/ ;
243extern bool context_msgEnumInt (void) /*@*/ ;
244extern bool context_msgPointerArith (void) /*@*/ ;
245extern bool context_msgStrictOps (void) /*@*/ ;
246
247extern void context_exitStructInnerContext (void);
248extern void context_enterStructInnerContext (void);
249extern bool context_inRealFunction (void) /*@*/ ;
250extern void context_exitOrClause (exprNode p_pred, exprNode p_tbranch);
251extern void context_exitAndClause (exprNode p_pred, exprNode p_tbranch);
252extern void context_enterOrClause (exprNode p_e);
253extern void context_enterAndClause (exprNode p_e);
254
255extern void context_enterForClause (exprNode p_e);
256extern void context_enterWhileClause (exprNode p_e);
257
258extern void context_enterIterClause (void);
259extern void context_exitIterClause (exprNode p_body);
260
261extern void context_exitWhileClause (exprNode p_pred, exprNode p_body);
262extern void context_exitDoWhileClause (exprNode p_pred);
263extern void context_exitForClause (exprNode p_forPred, exprNode p_body);
264
265extern /*@only@*/ cstring context_unparseClauses (void) /*@*/ ;
266extern /*@observer@*/ globSet context_getGlobs (void) /*@*/ ;
267
268extern /*@only@*/ cstring context_getMessageAnnote (void);
269extern void context_clearMessageAnnote (void);
270extern bool context_hasMessageAnnote (void);
271extern void context_setMessageAnnote (/*@only@*/ cstring p_s);
272extern bool context_suppressFlagMsg (flagcode p_flag, fileloc p_fl);
273extern bool context_suppressNotFlagMsg (flagcode p_flag, fileloc p_fl);
274extern void context_enterCaseClause (exprNode p_e);
275extern void context_enterSwitch (exprNode p_e);
276extern void context_exitSwitch (exprNode p_e, bool p_allpaths);
277
278extern bool context_showFunction (void);
279extern void context_setShownFunction (void);
280
281extern void context_clearAliasAnnote (void);
282extern cstring context_getAliasAnnote (void);
283extern bool context_hasAliasAnnote (void);
284extern void context_setAliasAnnote (/*@observer@*/ sRef p_s, /*@observer@*/ sRef p_t);
285
286extern bool context_inDeepLoop (void) /*@globals internalState@*/ ;
287extern bool context_inDeepLoopSwitch (void) /*@globals internalState@*/ ;
288extern bool context_inConditional (void) /*@globals internalState@*/ ;
289extern bool context_inDeepSwitch (void) /*@globals internalState@*/ ;
290
291extern clause context_breakClause (void);
292extern clause context_nextBreakClause (void);
293
294extern bool context_anyErrors (void) /*@globals internalState@*/ ;
295extern void context_hasError (void) /*@modifies internalState@*/ ;
296extern int context_numErrors (void) /*@globals internalState@*/ ;
297extern bool context_neednl (void);
298extern void context_setNeednl (void);
299
300extern bool context_inGlobalContext (void) /*@globals internalState@*/ ;
301extern bool context_inMacroFunction (void) /*@globals internalState@*/ ;
302
303extern /*@observer@*/ cstring context_moduleName (void) /*@*/ ;
304extern void context_recordFileGlobals (/*@dependent@*/ globSet p_mods);
305extern void context_checkSuppressCounts (void) /*@modifies g_msgstream@*/ ;
306
28bf4b0b 307extern bool context_inFunctionHeader (void) /*@globals internalState@*/ ;
308extern void context_enterFunctionHeader (void) /*@modifies internalState@*/ ;
309extern void context_exitFunctionHeader (void) /*@modifies internalState@*/ ;
310
311extern bool context_inFunctionDeclaration (void) /*@globals internalState@*/ ;
312extern void context_enterFunctionDeclaration (/*@exposed@*/ uentry) /*@modifies internalState@*/ ;
313extern void context_exitFunctionDeclaration (void) /*@modifies internalState@*/ ;
7ebcc5bb 314extern void context_enterOldStyleScope (void) /*@modifies internalState@*/ ;
315extern void context_completeOldStyleFunction (/*@exposed@*/ uentry p_e) /*@modifies internalState@*/ ;
885824d3 316
a0a162cd 317extern ctype context_boolImplementationType (void) /*@*/ ;
28bf4b0b 318extern /*@observer@*/ /*@null@*/ annotationInfo
319 context_lookupAnnotation (cstring p_annot) /*@*/ ;
320
321extern /*@observer@*/ metaStateTable context_getMetaStateTable (void)
322 /*@globals internalState@*/ ;
323
324extern /*@observer@*/ metaStateInfo context_lookupMetaStateInfo (cstring p_key)
325 /*@globals internalState@*/ ;
326
327extern void context_addAnnotation (/*@only@*/ annotationInfo)
328 /*@modifies internalState@*/ ;
329
330extern void context_addMetaState (/*@only@*/ cstring, /*@only@*/ metaStateInfo)
331 /*@modifies internalState@*/ ;
332
6970c11b 333extern valueTable context_createValueTable (sRef p_s, /*@only@*/ stateInfo p_sinfo)
28bf4b0b 334 /*@globals internalState@*/ ;
335
6970c11b 336extern valueTable context_createGlobalMarkerValueTable (/*@only@*/ stateInfo p_sinfo)
28bf4b0b 337 /*@globals internalState@*/ ;
338
339extern int context_getBugsLimit (void) /*@*/ ;
340# define context_getBugsLimit() ((int)context_getValue(FLG_BUGSLIMIT))
a0a162cd 341
885824d3 342# else
343# error "Multiple include"
344# endif
345
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