37 lines
1.2 KiB
Plaintext
37 lines
1.2 KiB
Plaintext
$OpenBSD: patch-src_lib-index_mail-index_c,v 1.1 2003/07/23 06:03:01 jolan Exp $
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--- src/lib-index/mail-index.c.orig Sun May 18 07:26:28 2003
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+++ src/lib-index/mail-index.c Tue Jul 15 15:17:29 2003
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@@ -89,6 +89,15 @@ int mail_index_mmap_update(struct mail_i
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if (index->mmap_base != NULL) {
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index->header = (struct mail_index_header *) index->mmap_base;
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+ if (index->mmap_invalidate) {
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+ if (msync(index->mmap_base,
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+ index->mmap_used_length,
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+ MS_SYNC | MS_INVALIDATE) < 0) {
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+ index_set_syscall_error(index, "msync()");
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+ return FALSE;
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+ }
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+ }
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+
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/* make sure file size hasn't changed */
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if (index->header->sync_id == index->sync_id) {
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index->mmap_used_length = index->header->used_file_size;
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@@ -99,9 +108,13 @@ int mail_index_mmap_update(struct mail_i
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return TRUE;
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}
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- if (msync(index->mmap_base,
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- index->mmap_used_length, MS_SYNC) < 0)
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- return index_set_syscall_error(index, "msync()");
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+ if (!index->mmap_invalidate) {
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+ if (msync(index->mmap_base,
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+ index->mmap_used_length, MS_SYNC) < 0) {
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+ index_set_syscall_error(index, "msync()");
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+ return FALSE;
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+ }
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+ }
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if (munmap(index->mmap_base, index->mmap_full_length) < 0)
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return index_set_syscall_error(index, "munmap()");
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