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cleanup: cleanup dumpconfig code

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This commit is contained in:
Peter Rajnoha 2013-07-08 13:45:37 +02:00
parent 985251c8f3
commit f5584d4203
1 changed files with 31 additions and 26 deletions
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57
tools/dumpconfig.c
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@ -15,19 +15,17 @@
#include "tools.h"
static int _get_vsn(struct cmd_context *cmd, unsigned int *major,
unsigned int *minor, unsigned int *patchlevel)
static int _get_vsn(struct cmd_context *cmd, uint16_t *version)
{
const char *atversion = arg_str_value(cmd, atversion_ARG, NULL);
const char *atversion = arg_str_value(cmd, atversion_ARG, LVM_VERSION);
unsigned int major, minor, patchlevel;
if (!atversion)
atversion = LVM_VERSION;
if (sscanf(atversion, "%u.%u.%u", major, minor, patchlevel) != 3) {
if (sscanf(atversion, "%u.%u.%u", &major, &minor, &patchlevel) != 3) {
log_error("Incorrect version format.");
return 0;
}
*version = vsn(major, minor, patchlevel);
return 1;
}
@ -51,9 +49,8 @@ int dumpconfig(struct cmd_context *cmd, int argc, char **argv)
{
const char *file = arg_str_value(cmd, file_ARG, NULL);
const char *type = arg_str_value(cmd, configtype_ARG, "current");
unsigned int major, minor, patchlevel;
struct config_def_tree_spec tree_spec = {0};
struct dm_config_tree *cft = cmd->cft;
struct dm_config_tree *cft = NULL;
struct cft_check_handle *cft_check_handle;
int r = ECMD_PROCESSED;
@ -73,6 +70,22 @@ int dumpconfig(struct cmd_context *cmd, int argc, char **argv)
if (arg_count(cmd, ignoreunsupported_ARG))
tree_spec.ignoreunsupported = 1;
if (!strcmp(type, "current")) {
if (arg_count(cmd, atversion_ARG)) {
log_error("--atversion has no effect with --type current");
return EINVALID_CMD_LINE;
}
if ((tree_spec.ignoreadvanced || tree_spec.ignoreunsupported)) {
log_error("--ignoreadvanced and --ignoreunsupported has "
"no effect with --type current");
return EINVALID_CMD_LINE;
}
}
if (!_get_vsn(cmd, &tree_spec.version))
return EINVALID_CMD_LINE;
if (arg_count(cmd, validate_ARG)) {
if (!(cft_check_handle = _get_cft_check_handle(cmd)))
return ECMD_FAILED;
@ -91,10 +104,6 @@ int dumpconfig(struct cmd_context *cmd, int argc, char **argv)
}
if (!strcmp(type, "current")) {
if (arg_count(cmd, atversion_ARG)) {
log_error("--atversion has no effect with --type current");
return EINVALID_CMD_LINE;
}
tree_spec.type = CFG_DEF_TREE_CURRENT;
if (!(cft_check_handle = _get_cft_check_handle(cmd)))
@ -119,18 +128,10 @@ int dumpconfig(struct cmd_context *cmd, int argc, char **argv)
return EINVALID_CMD_LINE;
}
if ((tree_spec.ignoreadvanced || tree_spec.ignoreunsupported) &&
(tree_spec.type == CFG_DEF_TREE_CURRENT)) {
log_error("--ignoreadvanced and --ignoreunsupported has no effect with --type current");
return EINVALID_CMD_LINE;
}
if (tree_spec.type != CFG_DEF_TREE_CURRENT) {
if (!_get_vsn(cmd, &major, &minor, &patchlevel))
return EINVALID_CMD_LINE;
tree_spec.version = vsn(major, minor, patchlevel);
if (tree_spec.type == CFG_DEF_TREE_CURRENT)
cft = cmd->cft;
else
cft = config_def_create_tree(&tree_spec);
}
if (!config_write(cft, arg_count(cmd, withcomments_ARG),
arg_count(cmd, withversions_ARG),
@ -139,9 +140,13 @@ int dumpconfig(struct cmd_context *cmd, int argc, char **argv)
r = ECMD_FAILED;
}
/* cmd->cft (the "current" tree) is destroyed with cmd context destroy! */
if (tree_spec.type != CFG_DEF_TREE_CURRENT && cft)
if (cft != cmd->cft)
dm_pool_destroy(cft->mem);
/*
* The cmd->cft (the "current" tree) is destroyed
* together with cmd context destroy...
*/
return r;
}