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Merge pull request #94 from ewen-naos-nz/boolean_data_as_words

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mdb-export: Add boolean words option (TRUE/FALSE)
This commit is contained in:
Brian Bruns 2016-08-29 09:40:51 -04:00 committed by GitHub
commit 15230b5b73
3 changed files with 28 additions and 2 deletions
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1
include/mdbtools.h
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@ -496,6 +496,7 @@ extern size_t mdb_ole_read_next(MdbHandle *mdb, MdbColumn *col, void *ole_ptr);
extern size_t mdb_ole_read(MdbHandle *mdb, MdbColumn *col, void *ole_ptr, int chunk_size); extern size_t mdb_ole_read(MdbHandle *mdb, MdbColumn *col, void *ole_ptr, int chunk_size);
extern void* mdb_ole_read_full(MdbHandle *mdb, MdbColumn *col, size_t *size); extern void* mdb_ole_read_full(MdbHandle *mdb, MdbColumn *col, size_t *size);
extern void mdb_set_date_fmt(const char *); extern void mdb_set_date_fmt(const char *);
extern void mdb_set_boolean_fmt_words();
extern int mdb_read_row(MdbTableDef *table, unsigned int row); extern int mdb_read_row(MdbTableDef *table, unsigned int row);
/* dump.c */ /* dump.c */

24
src/libmdb/data.c
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@ -44,6 +44,25 @@ void mdb_set_date_fmt(const char *fmt)
strncpy(date_fmt, fmt, 63); strncpy(date_fmt, fmt, 63);
} }
/* Some databases (eg PostgreSQL) do not understand integer 0/1 values
* as TRUE/FALSE, so provide a means to override the values used to be
* the SQL Standard TRUE/FALSE values.
*/
static char boolean_false_number[] = "0";
static char boolean_true_number[] = "1";
static char boolean_false_word[] = "FALSE";
static char boolean_true_word[] = "TRUE";
static char *boolean_false_value = boolean_false_number;
static char *boolean_true_value = boolean_true_number;
void mdb_set_boolean_fmt_words()
{
boolean_false_value = boolean_false_word;
boolean_true_value = boolean_true_word;
}
void mdb_bind_column(MdbTableDef *table, int col_num, void *bind_ptr, int *len_ptr) void mdb_bind_column(MdbTableDef *table, int col_num, void *bind_ptr, int *len_ptr)
{ {
MdbColumn *col; MdbColumn *col;
@ -168,10 +187,11 @@ mdb_xfer_bound_bool(MdbHandle *mdb, MdbColumn *col, int value)
{ {
col->cur_value_len = value; col->cur_value_len = value;
if (col->bind_ptr) { if (col->bind_ptr) {
strcpy(col->bind_ptr, value ? "0" : "1"); strcpy(col->bind_ptr,
value ? boolean_false_value : boolean_true_value);
} }
if (col->len_ptr) { if (col->len_ptr) {
*col->len_ptr = 1; *col->len_ptr = strlen(col->bind_ptr);
} }
return 1; return 1;

5
src/util/mdb-export.c
View File

@ -89,6 +89,7 @@ main(int argc, char **argv)
char *escape_char = NULL; char *escape_char = NULL;
int header_row = 1; int header_row = 1;
int quote_text = 1; int quote_text = 1;
int boolean_words = 0;
char *insert_dialect = NULL; char *insert_dialect = NULL;
char *date_fmt = NULL; char *date_fmt = NULL;
char *namespace = NULL; char *namespace = NULL;
@ -110,6 +111,7 @@ main(int argc, char **argv)
{ "namespace", 'N', 0, G_OPTION_ARG_STRING, &namespace, "Prefix identifiers with namespace", "namespace"}, { "namespace", 'N', 0, G_OPTION_ARG_STRING, &namespace, "Prefix identifiers with namespace", "namespace"},
{ "null", '0', 0, G_OPTION_ARG_STRING, &null_text, "Use <char> to represent a NULL value", "char"}, { "null", '0', 0, G_OPTION_ARG_STRING, &null_text, "Use <char> to represent a NULL value", "char"},
{ "bin", 'b', 0, G_OPTION_ARG_STRING, &str_bin_mode, "Binary export mode", "strip|raw|octal"}, { "bin", 'b', 0, G_OPTION_ARG_STRING, &str_bin_mode, "Binary export mode", "strip|raw|octal"},
{ "boolean-words", 'B', 0, G_OPTION_ARG_NONE, &boolean_words, "Use TRUE/FALSE in Boolean fields (default is 0/1)", NULL},
{ NULL }, { NULL },
}; };
GError *error = NULL; GError *error = NULL;
@ -161,6 +163,9 @@ main(int argc, char **argv)
else else
null_text = g_strdup(""); null_text = g_strdup("");
if (boolean_words)
mdb_set_boolean_fmt_words();
if (str_bin_mode) { if (str_bin_mode) {
if (!strcmp(str_bin_mode, "strip")) if (!strcmp(str_bin_mode, "strip"))
bin_mode = MDB_BINEXPORT_STRIP; bin_mode = MDB_BINEXPORT_STRIP;