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Allow writing to the private index file mapping.

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We now modify the in-memory copy of the index file in "diff-cache", so
we need to add PROT_WRITE.
This commit is contained in:
Linus Torvalds 2005-04-26 19:27:27 -07:00
parent b0fe89caeb
commit 520fc2415e
1 changed files with 1 additions and 1 deletions
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read-cache.c
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@ -198,7 +198,7 @@ int read_cache(void)
size = st.st_size; size = st.st_size;
errno = EINVAL; errno = EINVAL;
if (size >= sizeof(struct cache_header) + 20) if (size >= sizeof(struct cache_header) + 20)
map = mmap(NULL, size, PROT_READ, MAP_PRIVATE, fd, 0); map = mmap(NULL, size, PROT_READ | PROT_WRITE, MAP_PRIVATE, fd, 0);
} }
close(fd); close(fd);
if (-1 == (int)(long)map) if (-1 == (int)(long)map)