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cli: abstract database dumping from the dump command

Browse source 
No functional changes, except for slight improvement in error
handling.
This commit is contained in:
Jani Nikula 2014-03-25 19:07:49 +02:00 committed by David Bremner
parent d0c4cd7e58
commit 2a79d81211
1 changed files with 63 additions and 48 deletions
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111
notmuch-dump.c
View file

@ -22,56 +22,17 @@
#include "dump-restore-private.h"
#include "string-util.h"
int
notmuch_dump_command (notmuch_config_t *config, int argc, char *argv[])
static int
database_dump_file (notmuch_database_t *notmuch, FILE *output,
const char *query_str, int output_format)
{
notmuch_database_t *notmuch;
notmuch_query_t *query;
FILE *output = stdout;
notmuch_messages_t *messages;
notmuch_message_t *message;
notmuch_tags_t *tags;
const char *query_str = "";
if (notmuch_database_open (notmuch_config_get_database_path (config),
NOTMUCH_DATABASE_MODE_READ_ONLY, &notmuch))
return EXIT_FAILURE;
char *output_file_name = NULL;
int opt_index;
int output_format = DUMP_FORMAT_BATCH_TAG;
notmuch_opt_desc_t options[] = {
{ NOTMUCH_OPT_KEYWORD, &output_format, "format", 'f',
(notmuch_keyword_t []){ { "sup", DUMP_FORMAT_SUP },
{ "batch-tag", DUMP_FORMAT_BATCH_TAG },
{ 0, 0 } } },
{ NOTMUCH_OPT_STRING, &output_file_name, "output", 'o', 0 },
{ 0, 0, 0, 0, 0 }
};
opt_index = parse_arguments (argc, argv, options, 1);
if (opt_index < 0)
return EXIT_FAILURE;
if (output_file_name) {
output = fopen (output_file_name, "w");
if (output == NULL) {
fprintf (stderr, "Error opening %s for writing: %s\n",
output_file_name, strerror (errno));
return EXIT_FAILURE;
}
}
if (opt_index < argc) {
query_str = query_string_from_args (notmuch, argc - opt_index, argv + opt_index);
if (query_str == NULL) {
fprintf (stderr, "Out of memory.\n");
return EXIT_FAILURE;
}
}
if (! query_str)
query_str = "";
query = notmuch_query_create (notmuch, query_str);
if (query == NULL) {
@ -149,11 +110,65 @@ notmuch_dump_command (notmuch_config_t *config, int argc, char *argv[])
notmuch_message_destroy (message);
}
if (output != stdout)
fclose (output);
notmuch_query_destroy (query);
notmuch_database_destroy (notmuch);
return EXIT_SUCCESS;
}
int
notmuch_dump_command (notmuch_config_t *config, int argc, char *argv[])
{
notmuch_database_t *notmuch;
FILE *output = stdout;
const char *query_str = NULL;
int ret;
if (notmuch_database_open (notmuch_config_get_database_path (config),
NOTMUCH_DATABASE_MODE_READ_ONLY, &notmuch))
return EXIT_FAILURE;
char *output_file_name = NULL;
int opt_index;
int output_format = DUMP_FORMAT_BATCH_TAG;
notmuch_opt_desc_t options[] = {
{ NOTMUCH_OPT_KEYWORD, &output_format, "format", 'f',
(notmuch_keyword_t []){ { "sup", DUMP_FORMAT_SUP },
{ "batch-tag", DUMP_FORMAT_BATCH_TAG },
{ 0, 0 } } },
{ NOTMUCH_OPT_STRING, &output_file_name, "output", 'o', 0 },
{ 0, 0, 0, 0, 0 }
};
opt_index = parse_arguments (argc, argv, options, 1);
if (opt_index < 0)
return EXIT_FAILURE;
if (output_file_name) {
output = fopen (output_file_name, "w");
if (output == NULL) {
fprintf (stderr, "Error opening %s for writing: %s\n",
output_file_name, strerror (errno));
return EXIT_FAILURE;
}
}
if (opt_index < argc) {
query_str = query_string_from_args (notmuch, argc - opt_index, argv + opt_index);
if (query_str == NULL) {
fprintf (stderr, "Out of memory.\n");
return EXIT_FAILURE;
}
}
ret = database_dump_file (notmuch, output, query_str, output_format);
if (output != stdout)
fclose (output);
notmuch_database_destroy (notmuch);
return ret;
}