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