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Merge branch 'jk/info-alternates-fix-2.11' into jk/info-alternates-fix

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* jk/info-alternates-fix-2.11:
  read_info_alternates: read contents into strbuf
This commit is contained in:
Junio C Hamano 2017-09-20 11:33:06 +09:00
parent 94c9fd268d dc732bd5cb
commit 0db625f5d6
1 changed files with 10 additions and 20 deletions
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30
sha1_file.c
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@ -422,7 +422,7 @@ static const char *parse_alt_odb_entry(const char *string,
return end;
}
static void link_alt_odb_entries(const char *alt, int len, int sep,
static void link_alt_odb_entries(const char *alt, int sep,
const char *relative_base, int depth)
{
struct strbuf objdirbuf = STRBUF_INIT;
@ -451,28 +451,18 @@ static void link_alt_odb_entries(const char *alt, int len, int sep,
static void read_info_alternates(const char * relative_base, int depth)
{
char *map;
size_t mapsz;
struct stat st;
char *path;
int fd;
struct strbuf buf = STRBUF_INIT;
path = xstrfmt("%s/info/alternates", relative_base);
fd = git_open(path);
free(path);
if (fd < 0)
return;
if (fstat(fd, &st) || (st.st_size == 0)) {
close(fd);
if (strbuf_read_file(&buf, path, 1024) < 0) {
free(path);
return;
}
mapsz = xsize_t(st.st_size);
map = xmmap(NULL, mapsz, PROT_READ, MAP_PRIVATE, fd, 0);
close(fd);
link_alt_odb_entries(map, mapsz, '\n', relative_base, depth);
munmap(map, mapsz);
link_alt_odb_entries(buf.buf, '\n', relative_base, depth);
strbuf_release(&buf);
free(path);
}
struct alternate_object_database *alloc_alt_odb(const char *dir)
@ -527,7 +517,7 @@ void add_to_alternates_file(const char *reference)
if (commit_lock_file(lock))
die_errno("unable to move new alternates file into place");
if (alt_odb_tail)
link_alt_odb_entries(reference, strlen(reference), '\n', NULL, 0);
link_alt_odb_entries(reference, '\n', NULL, 0);
}
free(alts);
}
@ -540,7 +530,7 @@ void add_to_alternates_memory(const char *reference)
*/
prepare_alt_odb();
link_alt_odb_entries(reference, strlen(reference), '\n', NULL, 0);
link_alt_odb_entries(reference, '\n', NULL, 0);
}
/*
@ -643,7 +633,7 @@ void prepare_alt_odb(void)
if (!alt) alt = "";
alt_odb_tail = &alt_odb_list;
link_alt_odb_entries(alt, strlen(alt), PATH_SEP, NULL, 0);
link_alt_odb_entries(alt, PATH_SEP, NULL, 0);
read_info_alternates(get_object_directory(), 0);
}