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authorRoland McGrath <roland@gnu.org>2002-08-15 07:49:22 +0000
committerRoland McGrath <roland@gnu.org>2002-08-15 07:49:22 +0000
commit31ff2aa3ea6b7691243542e4db2b3ae708144b8a (patch)
tree61241ff04ae562ae40f8b17fd3a6d8d50399e790 /locale
parentac8f8c53f04f2aaf204f559bdaf8af43952f0273 (diff)
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2002-08-14 Roland McGrath <roland@redhat.com>
(oldlocrecentcmp): Compare just on file locations used.
Diffstat (limited to 'locale')
-rw-r--r--locale/programs/locarchive.c54
1 files changed, 30 insertions, 24 deletions
diff --git a/locale/programs/locarchive.c b/locale/programs/locarchive.c
index 057fab8..ea2cf82 100644
--- a/locale/programs/locarchive.c
+++ b/locale/programs/locarchive.c
@@ -168,6 +168,8 @@ create_archive (const char *archivefname, struct locarhandle *ah)
}
+/* This structure and qsort comparator function are used below to sort an
+ old archive's locrec table in order of data position in the file. */
struct oldlocrecent
{
unsigned int cnt;
@@ -179,31 +181,35 @@ oldlocrecentcmp (const void *a, const void *b)
{
struct locrecent *la = ((const struct oldlocrecent *) a)->locrec;
struct locrecent *lb = ((const struct oldlocrecent *) b)->locrec;
+ uint32_t start_a = -1, end_a = 0;
+ uint32_t start_b = -1, end_b = 0;
+ int cnt;
- if (la->record[LC_ALL].offset < lb->record[LC_ALL].offset)
- return -1;
- if (la->record[LC_ALL].offset > lb->record[LC_ALL].offset)
- return 1;
-
- if (la->record[LC_CTYPE].offset < lb->record[LC_CTYPE].offset)
- return -1;
- if (la->record[LC_CTYPE].offset > lb->record[LC_CTYPE].offset)
- return 1;
-
- if (la->record[LC_COLLATE].offset < lb->record[LC_COLLATE].offset)
- return -1;
- if (la->record[LC_COLLATE].offset > lb->record[LC_COLLATE].offset)
- return 1;
-
- if (((const struct oldlocrecent *) a)->cnt
- < ((const struct oldlocrecent *) b)->cnt)
- return -1;
+ for (cnt = 0; cnt < __LC_LAST; ++cnt)
+ if (cnt != LC_ALL)
+ {
+ if (la->record[cnt].offset < start_a)
+ start_a = la->record[cnt].offset;
+ if (la->record[cnt].offset + la->record[cnt].len > end_a)
+ end_a = la->record[cnt].offset + la->record[cnt].len;
+ }
+ assert (start_a != (uint32_t)-1);
+ assert (end_a != 0);
- if (((const struct oldlocrecent *) a)->cnt
- > ((const struct oldlocrecent *) b)->cnt)
- return 1;
+ for (cnt = 0; cnt < __LC_LAST; ++cnt)
+ if (cnt != LC_ALL)
+ {
+ if (lb->record[cnt].offset < start_b)
+ start_b = lb->record[cnt].offset;
+ if (lb->record[cnt].offset + lb->record[cnt].len > end_b)
+ end_b = lb->record[cnt].offset + lb->record[cnt].len;
+ }
+ assert (start_b != (uint32_t)-1);
+ assert (end_b != 0);
- return 0;
+ if (start_a != start_b)
+ return (int)start_a - (int)start_b;
+ return (int)end_a - (int)end_b;
}
@@ -323,10 +329,11 @@ enlarge_archive (struct locarhandle *ah, const struct locarhead *head)
+ head->namehash_offset);
oldlocrectab = (struct locrecent *) ((char *) ah->addr
+ head->locrectab_offset);
+
+ /* Sort the old locrec table in order of data position. */
oldlocrecarray = (struct oldlocrecent *)
alloca (head->namehash_size
* sizeof (struct oldlocrecent));
-
for (cnt = 0, loccnt = 0; cnt < head->namehash_size; ++cnt)
if (oldnamehashtab[cnt].locrec_offset != 0)
{
@@ -335,7 +342,6 @@ enlarge_archive (struct locarhandle *ah, const struct locarhead *head)
= (struct locrecent *) ((char *) ah->addr
+ oldnamehashtab[cnt].locrec_offset);
}
-
qsort (oldlocrecarray, loccnt, sizeof (struct oldlocrecent),
oldlocrecentcmp);