Mercurial > hg > index.cgi

comparison lwcc/cpp.c @ 304:d85d173ba120 ccdev

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
Checkpoint lwcc development - preprocessor is runnable but nonfunctional The preprocessor is currently runnable but doesn't actually do anything useful. This is just a checkpoint.
author William Astle <lost@l-w.ca>
date Tue, 17 Sep 2013 19:33:41 -0600
parents 83fcc1ed6ad6
children 54f213c8fb81
comparison
equal deleted inserted replaced
303:659e0e4ce50c 304:d85d173ba120
26 26
27 #include <lw_alloc.h> 27 #include <lw_alloc.h>
28 #include <lw_string.h> 28 #include <lw_string.h>
29 29
30 #include "cpp.h" 30 #include "cpp.h"
31 #include "strpool.h"
31 32
32 struct token *preproc_lex_next_token(struct preproc_info *); 33 struct token *preproc_lex_next_token(struct preproc_info *);
33 34
34 struct preproc_info *preproc_init(const char *fn) 35 struct preproc_info *preproc_init(const char *fn)
35 { 36 {
47 if (!fp) 48 if (!fp)
48 return NULL; 49 return NULL;
49 50
50 pp = lw_alloc(sizeof(struct preproc_info)); 51 pp = lw_alloc(sizeof(struct preproc_info));
51 memset(pp, 0, sizeof(struct preproc_info)); 52 memset(pp, 0, sizeof(struct preproc_info));
52 pp -> fn = lw_strdup(fn); 53 pp -> strpool = strpool_create();
54 pp -> fn = strpool_strdup(pp -> strpool, fn);
53 pp -> fp = fp; 55 pp -> fp = fp;
54 pp -> ra = CPP_NOUNG; 56 pp -> ra = CPP_NOUNG;
55 pp -> ppeolseen = 1; 57 pp -> ppeolseen = 1;
56 return pp; 58 return pp;
57 } 59 }
110 pp -> curtok = NULL; 112 pp -> curtok = NULL;
111 } 113 }
112 114
113 void preproc_finish(struct preproc_info *pp) 115 void preproc_finish(struct preproc_info *pp)
114 { 116 {
115 lw_free((void *)(pp -> fn));
116 fclose(pp -> fp); 117 fclose(pp -> fp);
117 if (pp -> curtok) 118 if (pp -> curtok)
118 token_free(pp -> curtok); 119 token_free(pp -> curtok);
119 while (pp -> tokqueue) 120 while (pp -> tokqueue)
120 { 121 {
121 preproc_next_token(pp); 122 preproc_next_token(pp);
122 token_free(pp -> curtok); 123 token_free(pp -> curtok);
123 } 124 }
125 strpool_free(pp -> strpool);
124 lw_free(pp); 126 lw_free(pp);
125 } 127 }
126 128
127 void preproc_register_error_callback(struct preproc_info *pp, void (*cb)(const char *)) 129 void preproc_register_error_callback(struct preproc_info *pp, void (*cb)(const char *))
128 { 130 {