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Overview
Comment:Adjust the way --changed is implemented. Improve documentation. Avoid saying EDITED for files with other types of changes if those change types were not selected for display.
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SHA1: 2408fd1c2cb56cdf618bb3a5d8a534df611cf7ed
User & Date: andygoth 2016-11-05 22:40:00
Context
2016-11-05
22:41
Add TODO: reimplement ls and extras in terms of status_report() (check-in: 442a3cd5 user: andygoth tags: andygoth-changes)
22:40
Adjust the way --changed is implemented. Improve documentation. Avoid saying EDITED for files with other types of changes if those change types were not selected for display. (check-in: 2408fd1c user: andygoth tags: andygoth-changes)
22:22
Implement most of the new changes command, still need to do --all, --unmodified, and --extra (check-in: 7595bdfb user: andygoth tags: andygoth-changes)
Changes
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Changes to src/checkin.c. 

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  CB_RENAMED, CB_CONFLICT, CB_META   , CB_UNMODIFIED, CB_EXTRA   , CB_MERGE  ,
  CB_RELPATH, CB_SHA1SUM , CB_HEADER , CB_VERBOSE   , CB_CLASSIFY, CB_FATAL  ,
  CB_COMMENT,

  /* Bitmask values. */
  C_EDITED     = 1 << CB_EDITED,    /* Edited, merged, and conflicted files. */
  C_UPDATED    = 1 << CB_UPDATED,   /* Files updated by merge/integrate. */
  C_CHANGED    = 1 << CB_CHANGED,   /* Becomes CB_EDITED|CB_UPDATED. */
  C_MISSING    = 1 << CB_MISSING,   /* Missing and non- files. */
  C_ADDED      = 1 << CB_ADDED,     /* Added files. */
  C_DELETED    = 1 << CB_DELETED,   /* Deleted files. */
  C_RENAMED    = 1 << CB_RENAMED,   /* Renamed files. */
  C_CONFLICT   = 1 << CB_CONFLICT,  /* Files having merge conflicts. */
  C_META       = 1 << CB_META,      /* Files with metadata changes. */
  C_UNMODIFIED = 1 << CB_UNMODIFIED,/* Unmodified files. */
  C_EXTRA      = 1 << CB_EXTRA,     /* Unmanaged files. */
  C_MERGE      = 1 << CB_MERGE,     /* Merge contributors. */
  C_FILTER     = C_EDITED  | C_UPDATED | C_CHANGED  | C_MISSING | C_ADDED
               | C_DELETED | C_RENAMED | C_CONFLICT | C_META    | C_UNMODIFIED
               | C_EXTRA   | C_MERGE,
  C_ALL        = C_FILTER & ~(C_CHANGED | C_EXTRA | C_MERGE),
  C_RELPATH    = 1 << CB_RELPATH,   /* Show relative paths. */
  C_SHA1SUM    = 1 << CB_SHA1SUM,   /* Use SHA1 checksums not mtimes. */
  C_HEADER     = 1 << CB_HEADER,    /* Display repository name if non-empty. */
  C_VERBOSE    = 1 << CB_VERBOSE,   /* Display "(none)" if empty. */
  C_CLASSIFY   = 1 << CB_CLASSIFY,  /* Show file change types. */
  C_DEFAULT    = (C_ALL & ~C_UNMODIFIED) | C_MERGE | C_CLASSIFY,
  C_FATAL      = (1 << CB_FATAL) | C_MISSING, /* Fail on MISSING/NOT_A_FILE. */
................................................................................
        if( flags & C_FATAL ){
          fossil_warning("missing file: %s", zFullName);
          nErr++;
        }
      }
    }else if( (flags & C_ADDED) && isNew ){
      zClass = "ADDED";
    }else if( (flags & C_UPDATED) && isChnged==2 ){
      zClass = "UPDATED_BY_MERGE";
    }else if( (flags & C_ADDED) && isChnged==3 ){
      zClass = "ADDED_BY_MERGE";
    }else if( (flags & C_UPDATED) && isChnged==4 ){
      zClass = "UPDATED_BY_INTEGRATE";
    }else if( (flags & C_ADDED) && isChnged==5 ){
      zClass = "ADDED_BY_INTEGRATE";
    }else if( (flags & C_META) && isChnged==6 ){
      zClass = "EXECUTABLE";
    }else if( (flags & C_META) && isChnged==7 ){
      zClass = "SYMLINK";
................................................................................
    }else if( (flags & C_META) && isChnged==8 ){
      zClass = "UNEXEC";
    }else if( (flags & C_META) && isChnged==9 ){
      zClass = "UNLINK";
    }else if( (flags & C_CONFLICT) && isChnged && !isLink
           && file_contains_merge_marker(zFullName) ){
      zClass = "CONFLICT";
    }else if( (flags & C_EDITED) && isChnged ){
      zClass = "EDITED";
    }else if( (flags & C_RENAMED) && isRenamed ){
      zClass = "RENAMED";
    }else if( (flags & C_UNMODIFIED) && !isDeleted && !isMissing && !isNew
                                     && !isChnged  && !isRenamed ){
      /* TODO: never gets executed because query only yields modified files. */
      zClass = "UNMODIFIED";
................................................................................
** --no-classify options.
**
** If both --merge and --no-merge are used, --no-merge has priority.  The
** same is true of --classify and --no-classify.
**
** The "fossil changes --extra" command is equivalent to "fossil extras".
**








** General options:
**    --abs-paths       Display absolute pathnames.
**    --rel-paths       Display pathnames relative to the current working
**                      directory.
**    --sha1sum         Verify file status using SHA1 hashing rather than
**                      relying on file mtimes.
**    --header          Identify the repository if report is non-empty.
................................................................................
    flags |= C_DEFAULT;
  }

  /* If more than one filter is enabled, enable classification.  This is tricky.
   * Having one filter means flags masked by C_FILTER is a power of two.  If a
   * number masked by one less than itself is zero, it's either zero or a power
   * of two.  It's already known to not be zero because of the above defaults.
   * Unlike --all, at this point in the code, --changed is treated as a single
   * filter, i.e. it only sets one bit.  If masking flags against itself less
   * one and C_FILTER yields nonzero, it has more than one C_FILTER bit set, so
   * classification should be turned on. */
  if( flags & (flags-1) & C_FILTER ){
    flags |= C_CLASSIFY;
  }

  /* Now that the --classify default is decided, convert --changed to be
   * --edited plus --updated. */
  if( flags & C_CHANGED ){
    flags = (flags | C_EDITED | C_UPDATED) & ~C_CHANGED;
  }

  /* Negative flag options override defaults applied above. */
  for( i=0; i<count(noFlagDefs); ++i ){
    if( find_option(noFlagDefs[i].option, 0, 0) ){
      flags &= ~noFlagDefs[i].mask;
    }
  }









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  CB_RENAMED, CB_CONFLICT, CB_META   , CB_UNMODIFIED, CB_EXTRA   , CB_MERGE  ,
  CB_RELPATH, CB_SHA1SUM , CB_HEADER , CB_VERBOSE   , CB_CLASSIFY, CB_FATAL  ,
  CB_COMMENT,

  /* Bitmask values. */
  C_EDITED     = 1 << CB_EDITED,    /* Edited, merged, and conflicted files. */
  C_UPDATED    = 1 << CB_UPDATED,   /* Files updated by merge/integrate. */
  C_CHANGED    = 1 << CB_CHANGED,   /* Treated the same as the above two. */
  C_MISSING    = 1 << CB_MISSING,   /* Missing and non- files. */
  C_ADDED      = 1 << CB_ADDED,     /* Added files. */
  C_DELETED    = 1 << CB_DELETED,   /* Deleted files. */
  C_RENAMED    = 1 << CB_RENAMED,   /* Renamed files. */
  C_CONFLICT   = 1 << CB_CONFLICT,  /* Files having merge conflicts. */
  C_META       = 1 << CB_META,      /* Files with metadata changes. */
  C_UNMODIFIED = 1 << CB_UNMODIFIED,/* Unmodified files. */
  C_EXTRA      = 1 << CB_EXTRA,     /* Unmanaged files. */
  C_MERGE      = 1 << CB_MERGE,     /* Merge contributors. */
  C_FILTER     = C_EDITED  | C_UPDATED | C_CHANGED  | C_MISSING | C_ADDED
               | C_DELETED | C_RENAMED | C_CONFLICT | C_META    | C_UNMODIFIED
               | C_EXTRA   | C_MERGE,
  C_ALL        = C_FILTER & ~(C_EXTRA | C_MERGE),
  C_RELPATH    = 1 << CB_RELPATH,   /* Show relative paths. */
  C_SHA1SUM    = 1 << CB_SHA1SUM,   /* Use SHA1 checksums not mtimes. */
  C_HEADER     = 1 << CB_HEADER,    /* Display repository name if non-empty. */
  C_VERBOSE    = 1 << CB_VERBOSE,   /* Display "(none)" if empty. */
  C_CLASSIFY   = 1 << CB_CLASSIFY,  /* Show file change types. */
  C_DEFAULT    = (C_ALL & ~C_UNMODIFIED) | C_MERGE | C_CLASSIFY,
  C_FATAL      = (1 << CB_FATAL) | C_MISSING, /* Fail on MISSING/NOT_A_FILE. */
................................................................................
        if( flags & C_FATAL ){
          fossil_warning("missing file: %s", zFullName);
          nErr++;
        }
      }
    }else if( (flags & C_ADDED) && isNew ){
      zClass = "ADDED";
    }else if( (flags & (C_UPDATED | C_CHANGED)) && isChnged==2 ){
      zClass = "UPDATED_BY_MERGE";
    }else if( (flags & C_ADDED) && isChnged==3 ){
      zClass = "ADDED_BY_MERGE";
    }else if( (flags & (C_UPDATED | C_CHANGED)) && isChnged==4 ){
      zClass = "UPDATED_BY_INTEGRATE";
    }else if( (flags & C_ADDED) && isChnged==5 ){
      zClass = "ADDED_BY_INTEGRATE";
    }else if( (flags & C_META) && isChnged==6 ){
      zClass = "EXECUTABLE";
    }else if( (flags & C_META) && isChnged==7 ){
      zClass = "SYMLINK";
................................................................................
    }else if( (flags & C_META) && isChnged==8 ){
      zClass = "UNEXEC";
    }else if( (flags & C_META) && isChnged==9 ){
      zClass = "UNLINK";
    }else if( (flags & C_CONFLICT) && isChnged && !isLink
           && file_contains_merge_marker(zFullName) ){
      zClass = "CONFLICT";
    }else if( (flags & (C_EDITED | C_CHANGED)) && (isChnged<2 || isChnged>9) ){
      zClass = "EDITED";
    }else if( (flags & C_RENAMED) && isRenamed ){
      zClass = "RENAMED";
    }else if( (flags & C_UNMODIFIED) && !isDeleted && !isMissing && !isNew
                                     && !isChnged  && !isRenamed ){
      /* TODO: never gets executed because query only yields modified files. */
      zClass = "UNMODIFIED";
................................................................................
** --no-classify options.
**
** If both --merge and --no-merge are used, --no-merge has priority.  The
** same is true of --classify and --no-classify.
**
** The "fossil changes --extra" command is equivalent to "fossil extras".
**
** --edited and --updated produce disjoint sets.  --updated shows a file
** only when it is identical to that of its merge contributor, and the
** change type classification is UPDATED_BY_MERGE or UPDATED_BY_INTEGRATE.
** If the file had to be merged with any other changes, it is considered
** to be merged or conflicted and therefore will be shown by --edited, not
** --updated, with types EDITED or CONFLICT.  The --changed option can be
** used to display the union of --edited and --updated.
**
** General options:
**    --abs-paths       Display absolute pathnames.
**    --rel-paths       Display pathnames relative to the current working
**                      directory.
**    --sha1sum         Verify file status using SHA1 hashing rather than
**                      relying on file mtimes.
**    --header          Identify the repository if report is non-empty.
................................................................................
    flags |= C_DEFAULT;
  }

  /* If more than one filter is enabled, enable classification.  This is tricky.
   * Having one filter means flags masked by C_FILTER is a power of two.  If a
   * number masked by one less than itself is zero, it's either zero or a power
   * of two.  It's already known to not be zero because of the above defaults.
   * Unlike --all, --changed is a single filter, i.e. it sets only one bit. */



  if( flags & (flags-1) & C_FILTER ){
    flags |= C_CLASSIFY;
  }







  /* Negative flag options override defaults applied above. */
  for( i=0; i<count(noFlagDefs); ++i ){
    if( find_option(noFlagDefs[i].option, 0, 0) ){
      flags &= ~noFlagDefs[i].mask;
    }
  }

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