X-Git-Url: https://pintos-os.org/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=src%2Fdata%2FChangeLog;h=9ab2176a2bd609d07a1b7b475b849c7a40c3dd48;hb=576237eae45fe54ea5ee41d44e257f6aa7e88861;hp=73177f5bbb79c98898845b95e7f14d3e54c677d3;hpb=b5f633cb2139ad17ce66cb4433b3a96276ccb1a9;p=pspp diff --git a/src/data/ChangeLog b/src/data/ChangeLog index 73177f5bbb..9ab2176a2b 100644 --- a/src/data/ChangeLog +++ b/src/data/ChangeLog @@ -1,5 +1,147 @@ +2007-06-06 Ben Pfaff + + Add interface to lexicographical ordering of cases. + + * automake.mk: Add new files. + + * case-ordering.c: New file. + + * case-ordering.h: New file. + +2007-06-06 Ben Pfaff + + Add casereaders and casewriters, the basis of the new data processing + implementation. A casereader is a uniform interface to reading cases + from a data source; a casewriter is a uniform interface to writing + cases to a data sink. + + * automake.mk: Add new files. + + * casereader-filter.c: New file. + + * casereader-provider.h: New file. + + * casereader-translator.c: New file. + + * casereader.c: New file. + + * casereader.h: New file. + + * casewriter-provider.h: New file. + + * casewriter-translator.c: New file. + + * casewriter.c: New file. + + * casewriter.h: New file. + +2007-06-06 Ben Pfaff + + "casewindow" data structure that extends the deque (from libpspp) + of cases with the ability to dump cases to disk if we get too many + of them in memory. + + * automake.mk: Add new files. + + * casewindow.c: New file. + + * casewindow.h: New file. + +2007-06-06 Ben Pfaff + + sparse_cases data structure that augments a sparse_array of cases + with the ability to dump cases to disk if we get too many cases in + memory. + + * automake.mk: Add new files. + + * sparse-cases.c: New file. + + * sparse-cases.h: New file. + +2007-06-06 Ben Pfaff + + Adds a low-level on-disk case array data structure. + + * automake.mk: Add new files. + + * case-tmpfile.c: New file. + + * case-tmpfile.h: New file. + +2007-06-06 Ben Pfaff + + In a couple of places we calculate the maximum number of cases to + keep in memory based on the user-defined workspace. Enable + centralizing the calculation through a new function. + + * settings.c (get_workspace_cases): New function. + +2007-06-06 Ben Pfaff + + The casenumber type is defined in transformations.h, but case.h is + a more sensible place. Move it. + + * case.h (CASENUMBER_MAX): New macro. + (typedef casenumber): Move here, from transformations.h. + +2007-06-03 Ben Pfaff + + Slightly generalize case_to_values and case_from_values functions. + + * case.c (case_to_values): Rename case_copy_out, change interface. + (case_from_values): Rename case_copy_in, change interface. + + * fastfile.c (fastfilereader_get_next_case): Update caller. + (write_case_to_disk): Ditto. + +2007-06-02 Ben Pfaff + + Clean up after a forgotten part of patch #5829. + + * casedeque.h: Remove unused file. + + * automake.mk: Remove casedeque.h from sources. + +2007-05-10 Jason Stover + + * category.c: Removed redundant #include + +2007-05-06 Ben Pfaff + + Abstract the documents within a dictionary a little better. + Thanks to John Darrington for suggestion, initial version, and + review. Patch #5917. + + * dictionary.c (struct dictionary): Change `documents' member from + char * to struct string. + (dict_clear): Destroy struct string. + (dict_get_documents): Convert struct string to char *. + (dict_set_documents): Set struct string. Pad to 80-character + multiple. + (dict_clear_documents): New function. + (dict_add_document_line): New function. + (dict_get_document_line_cnt): New function. + (dict_get_document_line): New function. + + * dictionary.h (macro DOC_LINE_LENGTH): New macro. + + * sys-file-reader.c (read_documents): Use new document functions. + +2007-04-19 John Darrington + + * sys-file-reader.c: When reading a system file which has no + long name table, automatically create one where the long names + are the lower case versions of the short names. + 2007-04-22 Ben Pfaff + * dictionary.c (dict_set_split_vars): dict_destroy expects that + dict_clear will free most data related to the dictionary. + dict_clear does a decent job, except that dict_set_split_vars on + some systems won't actually free the dict's "split" member. + Instead, it'll allocate a 1-byte region. Fix this. + * value.c (value_copy): New function. (value_set_missing): Ditto.