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Viewing changes to plugin/innobase/os/os0file.cc

  • Committer: Lee Bieber
  • Date: 2011-03-31 14:40:56 UTC
  • mfrom: (2242.1.133 drizzle-xtrabackup)
  • Revision ID: kalebral@gmail.com-20110331144056-hdhp6cj0zo1keuc9
Merge Stewart - xtrabackup port to drizzle

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plugin/innobase/os/os0file.cc
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        const char*     name)   /*!< in: file name */
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{
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        struct flock lk;
 
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        if (srv_read_only)
 
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          return 0;
 
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        lk.l_type = F_WRLCK;
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        lk.l_whence = SEEK_SET;
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        lk.l_start = lk.l_len = 0;
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        if (create_mode == OS_FILE_OPEN || create_mode == OS_FILE_OPEN_RAW
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            || create_mode == OS_FILE_OPEN_RETRY) {
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                mode_str = "OPEN";
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                create_flag = O_RDWR;
 
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                if (srv_read_only)
 
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                  create_flag = O_RDONLY;
 
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                else
 
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                  create_flag = O_RDWR;
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        } else if (create_mode == OS_FILE_CREATE) {
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                mode_str = "CREATE";
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                create_flag = O_RDWR | O_CREAT | O_EXCL;
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                }
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        }
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        if (srv_fake_write)
 
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          return(TRUE);
 
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        os_n_file_writes++;
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#if defined(HAVE_PWRITE) && !defined(HAVE_BROKEN_PREAD)
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        ut_a((offset & 0xFFFFFFFFUL) == offset);
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        ut_a((n & 0xFFFFFFFFUL) == n);
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        if (srv_fake_write)
 
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          return(TRUE);
 
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        os_n_file_writes++;
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        ut_ad(file);