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43 \****************************************************************************/
44 //
45 // cppstruct.c
46 //
47
48 #include <stdio.h>
49 #include <stdlib.h>
50
51 #include "compiler/preprocessor/slglobals.h"
52
53 CPPStruct *cpp = NULL;
54 static int refCount = 0;
55
56 int InitPreprocessor(void);
57 int ResetPreprocessor(void);
58 int FreeCPPStruct(void);
59 int FinalizePreprocessor(void);
60
61 /*
62 * InitCPPStruct() - Initilaize the CPP structure.
63 *
64 */
65
InitCPPStruct(void)66 int InitCPPStruct(void)
67 {
68 int len;
69 char *p;
70
71 cpp = (CPPStruct *) malloc(sizeof(CPPStruct));
72 if (cpp == NULL)
73 return 0;
74
75 refCount++;
76
77 // Initialize public members:
78 cpp->pLastSourceLoc = &cpp->lastSourceLoc;
79
80 p = (char *) &cpp->options;
81 len = sizeof(cpp->options);
82 while (--len >= 0)
83 p[len] = 0;
84
85 ResetPreprocessor();
86 return 1;
87 } // InitCPPStruct
88
ResetPreprocessor(void)89 int ResetPreprocessor(void)
90 {
91 // Initialize private members:
92
93 cpp->lastSourceLoc.file = 0;
94 cpp->lastSourceLoc.line = 0;
95 cpp->pC=0;
96 cpp->CompileError=0;
97 cpp->ifdepth=0;
98 for(cpp->elsetracker=0; cpp->elsetracker<64; cpp->elsetracker++)
99 cpp->elsedepth[cpp->elsetracker]=0;
100 cpp->elsetracker=0;
101 cpp->tokensBeforeEOF = 0;
102 return 1;
103 }
104
105 //Intializing the Preprocessor.
106
InitPreprocessor(void)107 int InitPreprocessor(void)
108 {
109 # define CPP_STUFF true
110 # ifdef CPP_STUFF
111 FreeCPPStruct();
112 InitCPPStruct();
113 cpp->options.Quiet = 1;
114 cpp->options.profileString = "generic";
115 if (!InitAtomTable(atable, 0))
116 return 1;
117 if (!InitScanner(cpp))
118 return 1;
119 # endif
120 return 0;
121 }
122
123 //FreeCPPStruct() - Free the CPP structure.
124
FreeCPPStruct(void)125 int FreeCPPStruct(void)
126 {
127 if (refCount)
128 {
129 free(cpp);
130 refCount--;
131 }
132
133 return 1;
134 }
135
136 //Finalizing the Preprocessor.
137
FinalizePreprocessor(void)138 int FinalizePreprocessor(void)
139 {
140 # define CPP_STUFF true
141 # ifdef CPP_STUFF
142 FreeAtomTable(atable);
143 FreeCPPStruct();
144 FreeScanner();
145 # endif
146 return 0;
147 }
148
149
150 ///////////////////////////////////////////////////////////////////////////////////////////////
151 ////////////////////////////////////// End of cppstruct.c //////////////////////////////////////
152 ///////////////////////////////////////////////////////////////////////////////////////////////
153