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-rw-r--r--lib/sitecing_enflesher.ll1
1 files changed, 0 insertions, 1 deletions
diff --git a/lib/sitecing_enflesher.ll b/lib/sitecing_enflesher.ll
index bb667be..f833af2 100644
--- a/lib/sitecing_enflesher.ll
+++ b/lib/sitecing_enflesher.ll
@@ -211,50 +211,49 @@ void sitecing_enflesher::outs_close() {
211 }else{ 211 }else{
212 if(stat(fn_s.c_str(),&st_s)) 212 if(stat(fn_s.c_str(),&st_s))
213 throw preprocessor_error(CODEPOINT,"failed to stat() supposedly created file"); 213 throw preprocessor_error(CODEPOINT,"failed to stat() supposedly created file");
214 if(st_s.st_size!=st_d.st_size) { 214 if(st_s.st_size!=st_d.st_size) {
215 overwrite = true; 215 overwrite = true;
216 }else{ 216 }else{
217 ifstream i_s(fn_s.c_str(),ios::in); 217 ifstream i_s(fn_s.c_str(),ios::in);
218 if(!i_s) 218 if(!i_s)
219 throw preprocessor_error(CODEPOINT,"failed to open supposedly created file"); 219 throw preprocessor_error(CODEPOINT,"failed to open supposedly created file");
220 ifstream i_d(fn_d.c_str(),ios::in); 220 ifstream i_d(fn_d.c_str(),ios::in);
221 if(!i_d) 221 if(!i_d)
222 throw preprocessor_error(CODEPOINT,"failed to open the old preprocessed source"); 222 throw preprocessor_error(CODEPOINT,"failed to open the old preprocessed source");
223 off_t remaining = st_s.st_size; 223 off_t remaining = st_s.st_size;
224 char t1[2048]; 224 char t1[2048];
225 char t2[sizeof(t1)]; 225 char t2[sizeof(t1)];
226 while(remaining) { 226 while(remaining) {
227 int rb = remaining; 227 int rb = remaining;
228 if(rb>sizeof(t1)) 228 if(rb>sizeof(t1))
229 rb = sizeof(t1); 229 rb = sizeof(t1);
230 if(i_s.read(t1,rb).gcount()!=rb) 230 if(i_s.read(t1,rb).gcount()!=rb)
231 throw preprocessor_error(CODEPOINT,"error reading just created file"); 231 throw preprocessor_error(CODEPOINT,"error reading just created file");
232 if(i_d.read(t2,rb).gcount()!=rb) 232 if(i_d.read(t2,rb).gcount()!=rb)
233 throw preprocessor_error(CODEPOINT,"error reading the old preprocessed source"); 233 throw preprocessor_error(CODEPOINT,"error reading the old preprocessed source");
234 if(memcmp(t1,t2,rb)) { 234 if(memcmp(t1,t2,rb)) {
235 overwrite = true; 235 overwrite = true;
236 break; 236 break;
237 } 237 }
238 remaining -= rb; 238 remaining -= rb;
239 } 239 }
240 } 240 }
241 } 241 }
242 if(overwrite) { 242 if(overwrite) {
243 cerr << "renaming '" << fn_s << "'" << endl;
244 if(rename(fn_s.c_str(),fn_d.c_str())) 243 if(rename(fn_s.c_str(),fn_d.c_str()))
245 throw preprocessor_error(CODEPOINT,"failed to rename() generated output"); 244 throw preprocessor_error(CODEPOINT,"failed to rename() generated output");
246 } 245 }
247 } 246 }
248 outs_filename.erase(); 247 outs_filename.erase();
249} 248}
250 249
251void sitecing_enflesher::outs_open(const string& nfile) { 250void sitecing_enflesher::outs_open(const string& nfile) {
252 outs_close(); 251 outs_close();
253 outs_filename = nfile; 252 outs_filename = nfile;
254 outs.open((nfile+".new").c_str(),ios::trunc); 253 outs.open((nfile+".new").c_str(),ios::trunc);
255 if(!outs.good()) 254 if(!outs.good())
256 throw preprocessor_error(CODEPOINT,"failed to write preprocessor output"); 255 throw preprocessor_error(CODEPOINT,"failed to write preprocessor output");
257} 256}
258/* 257/*
259 * vim:set ft=lex: 258 * vim:set ft=lex:
260 */ 259 */