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Properly initialize data_size for empty data segment
[blerg.git]
/
database
/
database.c
diff --git
a/database/database.c
b/database/database.c
index
618c0d3
..
52ebe8c
100644
(file)
--- a/
database/database.c
+++ b/
database/database.c
@@
-57,16
+57,16
@@
int blerg_remap_data(struct blerg *blerg) {
if (blerg->data != NULL)
munmap(blerg->data, blerg->data_size);
fstat(blerg->data_fd, &st);
if (blerg->data != NULL)
munmap(blerg->data, blerg->data_size);
fstat(blerg->data_fd, &st);
- if (st.st_size == 0) {
+ blerg->data_size = st.st_size;
+ if (blerg->data_size == 0) {
/* Can't map an empty data file. */
return 1;
}
/* Can't map an empty data file. */
return 1;
}
- blerg->data = (char *) mmap(NULL,
st.st
_size, PROT_READ, MAP_SHARED, blerg->data_fd, 0);
+ blerg->data = (char *) mmap(NULL,
blerg->data
_size, PROT_READ, MAP_SHARED, blerg->data_fd, 0);
if (blerg->data == MAP_FAILED) {
perror("Could not remap data");
return 0;
}
if (blerg->data == MAP_FAILED) {
perror("Could not remap data");
return 0;
}
- blerg->data_size = st.st_size;
return 1;
}
return 1;
}