42 struct gcov_var  struct
64 } gcov_var;  argument
74   gcov_nonruntime_assert (gcov_var.mode > 0);   in gcov_position()
75   return gcov_var.start + gcov_var.offset;  in gcov_position()
86   return gcov_var.file ? gcov_var.error : 1;  in gcov_is_error()
94   gcov_var.mode = -1;   in gcov_rewrite()
95   gcov_var.start = 0;  in gcov_rewrite()
96   gcov_var.offset = 0;  in gcov_rewrite()
97   fseek (gcov_var.file, 0L, SEEK_SET);  in gcov_rewrite()
104   if (gcov_var.endian)  in from_file()
142   gcov_nonruntime_assert (!gcov_var.file);  in gcov_open()
143   gcov_var.start = 0;  in gcov_open()
144   gcov_var.offset = gcov_var.length = 0;  in gcov_open()
145   gcov_var.overread = -1u;  in gcov_open()
146   gcov_var.error = 0;  in gcov_open()
148   gcov_var.endian = 0;  in gcov_open()
171   gcov_var.file = fdopen (fd, (mode > 0) ? "rb" : "r+b");  in gcov_open()
173   if (!gcov_var.file)  in gcov_open()
181     gcov_var.file = fopen (name, (mode > 0) ? "rb" : "r+b");  in gcov_open()
183   if (gcov_var.file)  in gcov_open()
187     gcov_var.file = fopen (name, "w+b");  in gcov_open()
189   if (!gcov_var.file)  in gcov_open()
193   gcov_var.mode = mode ? mode : 1;  in gcov_open()
195   setbuf (gcov_var.file, (char *)0);  in gcov_open()
206   if (gcov_var.file)  in gcov_close()
209       if (gcov_var.offset && gcov_var.mode < 0)  in gcov_close()
210 	gcov_write_block (gcov_var.offset);  in gcov_close()
212       fclose (gcov_var.file);  in gcov_close()
213       gcov_var.file = 0;  in gcov_close()
214       gcov_var.length = 0;  in gcov_close()
217   free (gcov_var.buffer);  in gcov_close()
218   gcov_var.alloc = 0;  in gcov_close()
219   gcov_var.buffer = 0;  in gcov_close()
221   gcov_var.mode = 0;  in gcov_close()
222   return gcov_var.error;  in gcov_close()
239       gcov_var.endian = 1;  in gcov_magic()
250   size_t new_size = gcov_var.alloc;  in gcov_allocate()
257   gcov_var.alloc = new_size;  in gcov_allocate()
258   gcov_var.buffer = XRESIZEVAR (gcov_unsigned_t, gcov_var.buffer, new_size << 2);  in gcov_allocate()
268   if (fwrite (gcov_var.buffer, size << 2, 1, gcov_var.file) != 1)  in gcov_write_block()
269     gcov_var.error = 1;  in gcov_write_block()
270   gcov_var.start += size;  in gcov_write_block()
271   gcov_var.offset -= size;  in gcov_write_block()
282   gcov_nonruntime_assert (gcov_var.mode < 0);  in gcov_write_words()
284   if (gcov_var.offset >= GCOV_BLOCK_SIZE)  in gcov_write_words()
287       if (gcov_var.offset)  in gcov_write_words()
289 	  memcpy (gcov_var.buffer, gcov_var.buffer + GCOV_BLOCK_SIZE, 4);  in gcov_write_words()
293   if (gcov_var.offset + words > gcov_var.alloc)  in gcov_write_words()
294     gcov_allocate (gcov_var.offset + words);  in gcov_write_words()
296   result = &gcov_var.buffer[gcov_var.offset];  in gcov_write_words()
297   gcov_var.offset += words;  in gcov_write_words()
398   gcov_position_t result = gcov_var.start + gcov_var.offset;  in gcov_write_tag()
419   gcov_nonruntime_assert (gcov_var.mode < 0);  in gcov_write_length()
420   gcov_nonruntime_assert (position + 2 <= gcov_var.start + gcov_var.offset);  in gcov_write_length()
421   gcov_nonruntime_assert (position >= gcov_var.start);  in gcov_write_length()
422   offset = position - gcov_var.start;  in gcov_write_length()
423   length = gcov_var.offset - offset - 2;  in gcov_write_length()
424   buffer = (gcov_unsigned_t *) &gcov_var.buffer[offset];  in gcov_write_length()
426   if (gcov_var.offset >= GCOV_BLOCK_SIZE)  in gcov_write_length()
427     gcov_write_block (gcov_var.offset);  in gcov_write_length()
465   unsigned excess = gcov_var.length - gcov_var.offset;  in gcov_read_words()
467   if (gcov_var.mode <= 0)  in gcov_read_words()
472       gcov_var.start += gcov_var.offset;  in gcov_read_words()
476 	  memcpy (gcov_var.buffer, gcov_var.buffer + gcov_var.offset, 4);  in gcov_read_words()
478 	  memmove (gcov_var.buffer, gcov_var.buffer + gcov_var.offset,  in gcov_read_words()
482       gcov_var.offset = 0;  in gcov_read_words()
483       gcov_var.length = excess;  in gcov_read_words()
487       if (gcov_var.length + words > gcov_var.alloc)  in gcov_read_words()
488 	gcov_allocate (gcov_var.length + words);  in gcov_read_words()
489       excess = gcov_var.alloc - gcov_var.length;  in gcov_read_words()
491       excess = fread (gcov_var.buffer + gcov_var.length,  in gcov_read_words()
492 		      1, excess << 2, gcov_var.file) >> 2;  in gcov_read_words()
493       gcov_var.length += excess;  in gcov_read_words()
494       if (gcov_var.length < words)  in gcov_read_words()
496 	  gcov_var.overread += words - gcov_var.length;  in gcov_read_words()
497 	  gcov_var.length = 0;  in gcov_read_words()
501   result = &gcov_var.buffer[gcov_var.offset];  in gcov_read_words()
502   gcov_var.offset += words;  in gcov_read_words()
536     gcov_var.error = -1;  in gcov_read_counter()
625   gcov_nonruntime_assert (gcov_var.mode > 0);  in gcov_sync()
627   if (base - gcov_var.start <= gcov_var.length)  in gcov_sync()
628     gcov_var.offset = base - gcov_var.start;  in gcov_sync()
631       gcov_var.offset = gcov_var.length = 0;  in gcov_sync()
632       fseek (gcov_var.file, base << 2, SEEK_SET);  in gcov_sync()
633       gcov_var.start = ftell (gcov_var.file) >> 2;  in gcov_sync()
644   if (gcov_var.offset)  in gcov_seek()
645     gcov_write_block (gcov_var.offset);  in gcov_seek()
646   fseek (gcov_var.file, base << 2, SEEK_SET);  in gcov_seek()
647   gcov_var.start = ftell (gcov_var.file) >> 2;  in gcov_seek()
659   if (fstat (fileno (gcov_var.file), &status))  in gcov_time()