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Minor changes in code to improve readability (freeing some character

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strings earlier)
This commit is contained in:
Celine Mercier
2015-11-09 11:22:51 +01:00
parent 9b066f4327
commit 05e3956a0c
4 changed files with 23 additions and 53 deletions
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2
src/obiarray.c
View File

@ -988,7 +988,7 @@ OBIDMS_array_p obi_open_array(OBIDMS_p dms, const char* array_name)
}
int obi_close_array(OBIDMS_array_p array)
int obi_close_array(OBIDMS_array_p array) // TODO when do we call it? (as multiple threads can be using the same array)
{
int ret_val = 0;

6
src/obidms.c
View File

@ -145,12 +145,14 @@ OBIDMS_p obi_create_dms(const char* dms_name)
free(directory_name);
return NULL;
}
free(directory_name);
dms_file_descriptor = dirfd(dms_dir);
if (dms_file_descriptor < 0)
{
obi_set_errno(OBIDMS_UNKNOWN_ERROR);
obidebug(1, "\nProblem getting the file descriptor of a newly created OBIDMS directory");
free(directory_name);
return NULL;
}
@ -159,11 +161,9 @@ OBIDMS_p obi_create_dms(const char* dms_name)
{
obi_set_errno(OBI_ARRAY_ERROR);
obidebug(1, "\nProblem creating an arrays directory");
free(directory_name);
return NULL;
}
free(directory_name);
return obi_open_dms(dms_name);
}

64
src/obidmscolumn.c
View File

@ -234,13 +234,14 @@ static obiversion_t obi_get_new_version_number(OBIDMS_column_directory_p column_
}
}
free(version_file_name);
// Test if the version file size is ok
if (lseek(version_file_descriptor, 0, SEEK_END) < loc_size)
{
obi_set_errno(OBICOL_UNKNOWN_ERROR);
obidebug(1, "\nError testing if a version file size is ok");
close(version_file_descriptor);
free(version_file_name);
return -1;
}
@ -250,7 +251,6 @@ static obiversion_t obi_get_new_version_number(OBIDMS_column_directory_p column_
obi_set_errno(OBICOL_UNKNOWN_ERROR);
obidebug(1, "\nError preparing a version file for locking");
close(version_file_descriptor);
free(version_file_name);
return -1;
}
@ -260,7 +260,6 @@ static obiversion_t obi_get_new_version_number(OBIDMS_column_directory_p column_
obi_set_errno(OBICOL_UNKNOWN_ERROR);
obidebug(1, "\nError locking a version file");
close(version_file_descriptor);
free(version_file_name);
return -1;
}
@ -270,7 +269,6 @@ static obiversion_t obi_get_new_version_number(OBIDMS_column_directory_p column_
obi_set_errno(OBICOL_UNKNOWN_ERROR);
obidebug(1, "\nError reading the endianness of a version file");
close(version_file_descriptor);
free(version_file_name);
return -1;
}
@ -280,7 +278,6 @@ static obiversion_t obi_get_new_version_number(OBIDMS_column_directory_p column_
obi_set_errno(OBICOL_BAD_ENDIAN_ERROR);
obidebug(1, "\nEndianness of a version file is incorrect");
close(version_file_descriptor);
free(version_file_name);
return -1;
}
@ -290,7 +287,6 @@ static obiversion_t obi_get_new_version_number(OBIDMS_column_directory_p column_
obi_set_errno(OBICOL_UNKNOWN_ERROR);
obidebug(1, "\nError reading a version file");
close(version_file_descriptor);
free(version_file_name);
return -1;
}
@ -302,7 +298,6 @@ static obiversion_t obi_get_new_version_number(OBIDMS_column_directory_p column_
obi_set_errno(OBICOL_UNKNOWN_ERROR);
obidebug(1, "\nError writing a new version number in a version file");
close(version_file_descriptor);
free(version_file_name);
return -1;
}
@ -311,7 +306,6 @@ static obiversion_t obi_get_new_version_number(OBIDMS_column_directory_p column_
obi_set_errno(OBICOL_UNKNOWN_ERROR);
obidebug(1, "\nError writing a new version number in a version file");
close(version_file_descriptor);
free(version_file_name);
return -1;
}
@ -321,7 +315,6 @@ static obiversion_t obi_get_new_version_number(OBIDMS_column_directory_p column_
obi_set_errno(OBICOL_UNKNOWN_ERROR);
obidebug(1, "\nError preparing the unlocking of a version file");
close(version_file_descriptor);
free(version_file_name);
return -1;
}
@ -331,12 +324,10 @@ static obiversion_t obi_get_new_version_number(OBIDMS_column_directory_p column_
obi_set_errno(OBICOL_UNKNOWN_ERROR);
obidebug(1, "\nError unlocking a version file");
close(version_file_descriptor);
free(version_file_name);
return -1;
}
close(version_file_descriptor);
free(version_file_name);
return new_version_number;
}
@ -378,12 +369,13 @@ static obiversion_t create_version_file(OBIDMS_column_directory_p column_directo
return -1;
}
free(version_file_name);
// Lock the file
if (lockf(version_file_descriptor, F_LOCK, loc_size) < 0)
{
obi_set_errno(OBICOL_UNKNOWN_ERROR);
obidebug(1, "\nError locking a version file");
free(version_file_name);
close(version_file_descriptor);
return -1;
}
@ -393,7 +385,6 @@ static obiversion_t create_version_file(OBIDMS_column_directory_p column_directo
{
obi_set_errno(OBICOL_UNKNOWN_ERROR);
obidebug(1, "\nError truncating a version file");
free(version_file_name);
close(version_file_descriptor);
return -1;
}
@ -403,7 +394,6 @@ static obiversion_t create_version_file(OBIDMS_column_directory_p column_directo
{
obi_set_errno(OBICOL_UNKNOWN_ERROR);
obidebug(1, "\nError changing offset of a version file");
free(version_file_name);
close(version_file_descriptor);
return -1;
}
@ -415,7 +405,6 @@ static obiversion_t create_version_file(OBIDMS_column_directory_p column_directo
{
obi_set_errno(OBICOL_UNKNOWN_ERROR);
obidebug(1, "\nError writing endianness of a version file");
free(version_file_name);
close(version_file_descriptor);
return -1;
}
@ -425,7 +414,6 @@ static obiversion_t create_version_file(OBIDMS_column_directory_p column_directo
{
obi_set_errno(OBICOL_UNKNOWN_ERROR);
obidebug(1, "\nError writing version number in a version file");
free(version_file_name);
close(version_file_descriptor);
return -1;
}
@ -435,7 +423,6 @@ static obiversion_t create_version_file(OBIDMS_column_directory_p column_directo
{
obi_set_errno(OBICOL_UNKNOWN_ERROR);
obidebug(1, "\nError preparing a version file for unlocking");
free(version_file_name);
close(version_file_descriptor);
return -1;
}
@ -445,13 +432,11 @@ static obiversion_t create_version_file(OBIDMS_column_directory_p column_directo
{
obi_set_errno(OBICOL_UNKNOWN_ERROR);
obidebug(1, "\nError unlocking a version file");
free(version_file_name);
close(version_file_descriptor);
return -1;
}
close(version_file_descriptor);
free(version_file_name);
return version_number;
}
@ -511,12 +496,13 @@ obiversion_t obi_get_latest_version_number(OBIDMS_column_directory_p column_dire
return -1;
}
free(version_file_name);
// Check that the version file size is ok
if (lseek(version_file_descriptor, 0, SEEK_END) < loc_size)
{
obi_set_errno(OBICOL_UNKNOWN_ERROR);
obidebug(1, "\nError testing if a version file size is ok");
free(version_file_name);
close(version_file_descriptor);
return -1;
}
@ -526,7 +512,6 @@ obiversion_t obi_get_latest_version_number(OBIDMS_column_directory_p column_dire
{
obi_set_errno(OBICOL_UNKNOWN_ERROR);
obidebug(1, "\nError setting the offset of a version file to 0");
free(version_file_name);
close(version_file_descriptor);
return -1;
}
@ -536,7 +521,6 @@ obiversion_t obi_get_latest_version_number(OBIDMS_column_directory_p column_dire
{
obi_set_errno(OBICOL_UNKNOWN_ERROR);
obidebug(1, "\nError reading the endianness of a version file");
free(version_file_name);
close(version_file_descriptor);
return -1;
}
@ -546,7 +530,6 @@ obiversion_t obi_get_latest_version_number(OBIDMS_column_directory_p column_dire
{
obi_set_errno(OBICOL_BAD_ENDIAN_ERROR);
obidebug(1, "\nEndianness of a version file is incorrect");
free(version_file_name);
close(version_file_descriptor);
return -1;
}
@ -556,12 +539,10 @@ obiversion_t obi_get_latest_version_number(OBIDMS_column_directory_p column_dire
{
obi_set_errno(OBICOL_UNKNOWN_ERROR);
obidebug(1, "\nError reading the latest version number in a version file");
free(version_file_name);
close(version_file_descriptor);
return -1;
}
free(version_file_name);
close(version_file_descriptor);
return latest_version_number;
@ -731,13 +712,14 @@ OBIDMS_column_p obi_create_column(OBIDMS_p dms,
return NULL;
}
free(column_file_name);
// Truncate the column file to the right size
if (ftruncate(column_file_descriptor, file_size) < 0)
{
obi_set_errno(OBICOL_UNKNOWN_ERROR);
obidebug(1, "\nError truncating a column file to the right size");
close(column_file_descriptor);
free(column_file_name);
return NULL;
}
@ -748,7 +730,6 @@ OBIDMS_column_p obi_create_column(OBIDMS_p dms,
obi_set_errno(OBICOL_UNKNOWN_ERROR);
obidebug(1, "\nError allocating the memory for the column structure");
close(column_file_descriptor);
free(column_file_name);
return NULL;
}
@ -768,7 +749,6 @@ OBIDMS_column_p obi_create_column(OBIDMS_p dms,
obi_set_errno(OBICOL_UNKNOWN_ERROR);
obidebug(1, "\nError mmapping the header of a column");
close(column_file_descriptor);
free(column_file_name);
free(new_column);
return NULL;
}
@ -787,7 +767,6 @@ OBIDMS_column_p obi_create_column(OBIDMS_p dms,
obidebug(1, "\nError mmapping the data of a column");
munmap(new_column->header, header_size);
close(column_file_descriptor);
free(column_file_name);
free(new_column);
return NULL;
}
@ -819,7 +798,6 @@ OBIDMS_column_p obi_create_column(OBIDMS_p dms,
obidebug(1, "\nError opening or creating the array associated with a column");
munmap(new_column->header, header_size);
close(column_file_descriptor);
free(column_file_name);
free(new_column);
return NULL;
}
@ -830,7 +808,6 @@ OBIDMS_column_p obi_create_column(OBIDMS_p dms,
// Fill the data with NA values
obi_ini_to_NA_values(new_column, 0, nb_lines);
free(column_file_name);
close(column_file_descriptor);
return new_column;
@ -900,6 +877,8 @@ OBIDMS_column_p obi_open_column(OBIDMS_p dms,
return NULL;
}
free(column_file_name);
// Allocate the memory for the column structure
column = (OBIDMS_column_p) malloc(sizeof(OBIDMS_column_t));
if (column == NULL)
@ -907,7 +886,6 @@ OBIDMS_column_p obi_open_column(OBIDMS_p dms,
obi_set_errno(OBICOL_UNKNOWN_ERROR);
obidebug(1, "\nError allocating the memory for a column structure");
close(column_file_descriptor);
free(column_file_name);
return NULL;
}
@ -927,7 +905,6 @@ OBIDMS_column_p obi_open_column(OBIDMS_p dms,
obi_set_errno(OBICOL_UNKNOWN_ERROR);
obidebug(1, "\nError mmapping the header of a column");
close(column_file_descriptor);
free(column_file_name);
free(column);
return NULL;
}
@ -952,7 +929,6 @@ OBIDMS_column_p obi_open_column(OBIDMS_p dms,
obidebug(1, "\nError mmapping the data of a column");
munmap(column->header, header_size);
close(column_file_descriptor);
free(column_file_name);
free(column);
return NULL;
}
@ -968,14 +944,12 @@ OBIDMS_column_p obi_open_column(OBIDMS_p dms,
obidebug(1, "\nError opening the array associated with a column");
munmap(column->header, header_size);
close(column_file_descriptor);
free(column_file_name);
free(column);
return NULL;
}
column->array = array;
}
free(column_file_name);
close(column_file_descriptor);
return column;
@ -1123,13 +1097,14 @@ int obi_truncate_column_to_lines_used(OBIDMS_column_p column) // TODO is it nece
return -1;
}
free(column_file_name);
// Unmap the data before truncating the file
data_size = obi_array_sizeof((column->header)->data_type, (column->header)->line_count, (column->header)->nb_elements_per_line);
if (munmap(column->data, data_size) < 0)
{
obi_set_errno(OBICOL_UNKNOWN_ERROR);
obidebug(1, "\nError munmapping the data of a column before truncating");
free(column_file_name);
close(column_file_descriptor);
return -1;
}
@ -1141,7 +1116,6 @@ int obi_truncate_column_to_lines_used(OBIDMS_column_p column) // TODO is it nece
{
obi_set_errno(OBICOL_UNKNOWN_ERROR);
obidebug(1, "\nError truncating a column file at the number of lines used");
free(column_file_name);
close(column_file_descriptor);
return -1;
}
@ -1159,7 +1133,6 @@ int obi_truncate_column_to_lines_used(OBIDMS_column_p column) // TODO is it nece
{
obi_set_errno(OBICOL_UNKNOWN_ERROR);
obidebug(1, "\nError re-mmapping the data of a column after truncating");
free(column_file_name);
close(column_file_descriptor);
return -1;
}
@ -1167,7 +1140,6 @@ int obi_truncate_column_to_lines_used(OBIDMS_column_p column) // TODO is it nece
// Set line_count to the new line count
(column->header)->line_count = new_line_count;
free(column_file_name);
close(column_file_descriptor);
return 0;
@ -1213,6 +1185,8 @@ int obi_enlarge_column(OBIDMS_column_p column)
return -1;
}
free(column_file_name);
// Calculate the new file size
old_line_count = (column->header)->line_count;
new_line_count = old_line_count * COLUMN_GROWTH_FACTOR;
@ -1221,7 +1195,6 @@ int obi_enlarge_column(OBIDMS_column_p column)
{
obi_set_errno(OBICOL_UNKNOWN_ERROR);
obidebug(1, "\nError enlarging a column file: new line count greater than the maximum allowed");
free(column_file_name);
close(column_file_descriptor);
return -1;
}
@ -1235,7 +1208,6 @@ int obi_enlarge_column(OBIDMS_column_p column)
{
obi_set_errno(OBICOL_UNKNOWN_ERROR);
obidebug(1, "\nError enlarging a column file");
free(column_file_name);
close(column_file_descriptor);
return -1;
}
@ -1255,7 +1227,6 @@ int obi_enlarge_column(OBIDMS_column_p column)
{
obi_set_errno(OBICOL_UNKNOWN_ERROR);
obidebug(1, "\nError re-mmapping the data of a column after enlarging the file");
free(column_file_name);
close(column_file_descriptor);
return -1;
}
@ -1268,7 +1239,6 @@ int obi_enlarge_column(OBIDMS_column_p column)
{
obi_set_errno(OBICOL_UNKNOWN_ERROR);
obidebug(1, "\nError munmapping the data of a column before enlarging");
free(column_file_name);
close(column_file_descriptor);
return -1;
}
@ -1285,7 +1255,6 @@ int obi_enlarge_column(OBIDMS_column_p column)
{
obi_set_errno(OBICOL_UNKNOWN_ERROR);
obidebug(1, "\nError re-mmapping the data of a column after enlarging the file");
free(column_file_name);
close(column_file_descriptor);
return -1;
}
@ -1297,7 +1266,6 @@ int obi_enlarge_column(OBIDMS_column_p column)
// Initialize new data lines to NA
obi_ini_to_NA_values(column, old_line_count, new_line_count - old_line_count);
free(column_file_name);
close(column_file_descriptor);
return 0;
@ -1418,6 +1386,8 @@ OBIDMS_column_header_p obi_column_get_header_from_name(OBIDMS_p dms, const char*
return NULL;
}
free(column_file_name);
// Fill the header structure
header = mmap(NULL,
header_size,
@ -1432,13 +1402,11 @@ OBIDMS_column_header_p obi_column_get_header_from_name(OBIDMS_p dms, const char*
obi_set_errno(OBICOL_UNKNOWN_ERROR);
obidebug(1, "\nError mmapping the header of a column");
close(column_file_descriptor);
free(column_file_name);
return NULL;
}
// TODO Check endianness?
free(column_file_name);
close(column_file_descriptor);
return header;

2
src/obidmscolumn.h
View File

@ -341,6 +341,8 @@ index_t obi_column_get_element_index_from_name(OBIDMS_column_p column, const cha
/**
* @brief Formats a date in a way that is easy to read.
*
* @warning The pointer returned must be freed by the caller.
*
* @param date A date.
*
* @returns The date formatted in a way that is easy to read.