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Clean up the error handling logic in the espeak_command create_... APIs.

master
Reece H. Dunn 9 years ago
parent
commit
bfcdcc8bb6
1 changed files with 44 additions and 116 deletions
  1. 44
    116
      src/libespeak-ng/espeak_command.c

+ 44
- 116
src/libespeak-ng/espeak_command.c View File

@@ -32,17 +32,21 @@ static unsigned int my_current_text_id = 0;

t_espeak_command *create_espeak_text(const void *text, size_t size, unsigned int position, espeak_POSITION_TYPE position_type, unsigned int end_position, unsigned int flags, void *user_data)
{
int a_error = 1;
if (!text || !size)
return NULL;

void *a_text = NULL;
t_espeak_text *data = NULL;
t_espeak_command *a_command = (t_espeak_command *)malloc(sizeof(t_espeak_command));

if (!text || !size || !a_command)
goto text_error;
t_espeak_command *a_command = (t_espeak_command *)malloc(sizeof(t_espeak_command));
if (!a_command)
return NULL;

a_text = malloc(size+1);
if (!a_text)
goto text_error;
if (!a_text) {
free(a_command);
return NULL;
}
memcpy(a_text, text, size);

a_command->type = ET_TEXT;
@@ -55,61 +59,44 @@ t_espeak_command *create_espeak_text(const void *text, size_t size, unsigned int
data->end_position = end_position;
data->flags = flags;
data->user_data = user_data;
a_error = 0;

text_error:
if (a_error) {
if (a_text)
free(a_text);
if (a_command)
free(a_command);
a_command = NULL;
}

return a_command;
}

t_espeak_command *create_espeak_terminated_msg(unsigned int unique_identifier, void *user_data)
{
int a_error = 1;
t_espeak_terminated_msg *data = NULL;
t_espeak_command *a_command = (t_espeak_command *)malloc(sizeof(t_espeak_command));

if (!a_command)
goto msg_error;
return NULL;

a_command->type = ET_TERMINATED_MSG;
a_command->state = CS_UNDEFINED;
data = &(a_command->u.my_terminated_msg);
data->unique_identifier = unique_identifier;
data->user_data = user_data;
a_error = 0;

msg_error:
if (a_error) {
if (a_command)
free(a_command);
a_command = NULL;
}

return a_command;

}

t_espeak_command *create_espeak_mark(const void *text, size_t size, const char *index_mark, unsigned int end_position, unsigned int flags, void *user_data)
{
int a_error = 1;
if (!text || !size || !index_mark)
return NULL;

void *a_text = NULL;
char *a_index_mark = NULL;
t_espeak_mark *data = NULL;
t_espeak_command *a_command = (t_espeak_command *)malloc(sizeof(t_espeak_command));

if (!text || !size || !index_mark || !a_command)
goto mark_error;
t_espeak_command *a_command = (t_espeak_command *)malloc(sizeof(t_espeak_command));
if (!a_command)
return NULL;

a_text = malloc(size);
if (!a_text)
goto mark_error;
if (!a_text) {
free(a_command);
return NULL;
}
memcpy(a_text, text, size);

a_index_mark = strdup(index_mark);
@@ -123,78 +110,50 @@ t_espeak_command *create_espeak_mark(const void *text, size_t size, const char *
data->end_position = end_position;
data->flags = flags;
data->user_data = user_data;
a_error = 0;

mark_error:
if (a_error) {
if (a_text)
free(a_text);
if (a_command)
free(a_command);
a_command = NULL;
if (a_index_mark)
free(a_index_mark);
}

return a_command;
}

t_espeak_command *create_espeak_key(const char *key_name, void *user_data)
{
int a_error = 1;
t_espeak_command *a_command = (t_espeak_command *)malloc(sizeof(t_espeak_command));
if (!key_name)
return NULL;

if (!key_name || !a_command)
goto key_error;
t_espeak_command *a_command = (t_espeak_command *)malloc(sizeof(t_espeak_command));
if (!a_command)
return NULL;

a_command->type = ET_KEY;
a_command->state = CS_UNDEFINED;
a_command->u.my_key.user_data = user_data;
a_command->u.my_key.unique_identifier = ++my_current_text_id;
a_command->u.my_key.key_name = strdup(key_name);
a_error = 0;

key_error:
if (a_error) {
if (a_command)
free(a_command);
a_command = NULL;
}

return a_command;
}

t_espeak_command *create_espeak_char(wchar_t character, void *user_data)
{
int a_error = 1;
t_espeak_command *a_command = (t_espeak_command *)malloc(sizeof(t_espeak_command));
if (!a_command)
goto char_error;
return NULL;

a_command->type = ET_CHAR;
a_command->state = CS_UNDEFINED;
a_command->u.my_char.user_data = user_data;
a_command->u.my_char.unique_identifier = ++my_current_text_id;
a_command->u.my_char.character = character;
a_error = 0;

char_error:
if (a_error) {
if (a_command)
free(a_command);
a_command = NULL;
}

return a_command;
}

t_espeak_command *create_espeak_parameter(espeak_PARAMETER parameter, int value, int relative)
{
int a_error = 1;
t_espeak_parameter *data = NULL;

t_espeak_command *a_command = (t_espeak_command *)malloc(sizeof(t_espeak_command));
if (!a_command)
goto param_error;
return NULL;

a_command->type = ET_PARAMETER;
a_command->state = CS_UNDEFINED;
@@ -202,25 +161,18 @@ t_espeak_command *create_espeak_parameter(espeak_PARAMETER parameter, int value,
data->parameter = parameter;
data->value = value;
data->relative = relative;
a_error = 0;

param_error:
if (a_error) {
if (a_command)
free(a_command);
a_command = NULL;
}

return a_command;
}

t_espeak_command *create_espeak_punctuation_list(const wchar_t *punctlist)
{
int a_error = 1;
t_espeak_command *a_command = (t_espeak_command *)malloc(sizeof(t_espeak_command));
if (!punctlist)
return NULL;

if (!punctlist || !a_command)
goto list_error;
t_espeak_command *a_command = (t_espeak_command *)malloc(sizeof(t_espeak_command));
if (!a_command)
return NULL;

a_command->type = ET_PUNCTUATION_LIST;
a_command->state = CS_UNDEFINED;
@@ -230,48 +182,33 @@ t_espeak_command *create_espeak_punctuation_list(const wchar_t *punctlist)
memcpy(a_list, punctlist, len);
a_command->u.my_punctuation_list = a_list;

a_error = 0;

list_error:
if (a_error) {
if (a_command)
free(a_command);
a_command = NULL;
}

return a_command;
}

t_espeak_command *create_espeak_voice_name(const char *name)
{
int a_error = 1;
t_espeak_command *a_command = (t_espeak_command *)malloc(sizeof(t_espeak_command));
if (!name)
return NULL;

if (!name || !a_command)
goto name_error;
t_espeak_command *a_command = (t_espeak_command *)malloc(sizeof(t_espeak_command));
if (!a_command)
return NULL;

a_command->type = ET_VOICE_NAME;
a_command->state = CS_UNDEFINED;
a_command->u.my_voice_name = strdup(name);
a_error = 0;

name_error:
if (a_error) {
if (a_command)
free(a_command);
a_command = NULL;
}

return a_command;
}

t_espeak_command *create_espeak_voice_spec(espeak_VOICE *voice)
{
int a_error = 1;
t_espeak_command *a_command = (t_espeak_command *)malloc(sizeof(t_espeak_command));
if (!voice)
return NULL;

if (!voice || !a_command)
goto spec_error;
t_espeak_command *a_command = (t_espeak_command *)malloc(sizeof(t_espeak_command));
if (!a_command)
return NULL;

a_command->type = ET_VOICE_SPEC;
a_command->state = CS_UNDEFINED;
@@ -288,15 +225,6 @@ t_espeak_command *create_espeak_voice_spec(espeak_VOICE *voice)
if (voice->identifier)
data->identifier = strdup(voice->identifier);

a_error = 0;

spec_error:
if (a_error) {
if (a_command)
free(a_command);
a_command = NULL;
}

return a_command;
}


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