/**
- * oconfig - src/oconfig.c
- * Copyright (C) 2006,2007 Florian octo Forster <octo at verplant.org>
+ * collectd - src/liboconfig/oconfig.c
+ * Copyright (C) 2006,2007 Florian Forster
*
- * This program is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License as published by the
- * Free Software Foundation; only version 2 of the License is applicable.
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
*
- * This program is distributed in the hope that it will be useful, but WITHOUT
- * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
- * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
- * more details.
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
*
- * You should have received a copy of the GNU General Public License along with
- * this program; if not, write to the Free Software Foundation, Inc.,
- * 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
- */
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+ * DEALINGS IN THE SOFTWARE.
+ *
+ * Authors:
+ * Florian Forster <octo at collectd.org>
+ **/
-#include <stdlib.h>
-#include <stdio.h>
-#include <string.h>
#include <assert.h>
#include <errno.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
#include "oconfig.h"
extern FILE *yyin;
-extern int yyparse (void);
+extern int yyparse(void);
oconfig_item_t *ci_root;
-const char *c_file;
+const char *c_file;
-static void yyset_in (FILE *fd)
-{
- yyin = fd;
-} /* void yyset_in */
+static void yyset_in(FILE *fd) { yyin = fd; } /* void yyset_in */
-oconfig_item_t *oconfig_parse_fh (FILE *fh)
-{
+static oconfig_item_t *oconfig_parse_fh(FILE *fh) {
int status;
oconfig_item_t *ret;
char file[10];
- yyset_in (fh);
+ yyset_in(fh);
if (NULL == c_file) {
- status = snprintf (file, sizeof (file), "<fd#%d>", fileno (fh));
+ status = snprintf(file, sizeof(file), "<fd#%d>", fileno(fh));
- if ((status < 0) || (status >= sizeof (file))) {
+ if ((status < 0) || (((size_t)status) >= sizeof(file))) {
c_file = "<unknown>";
- }
- else {
- file[sizeof (file) - 1] = '\0';
+ } else {
+ file[sizeof(file) - 1] = '\0';
c_file = file;
}
}
- status = yyparse ();
- if (status != 0)
- {
- fprintf (stderr, "yyparse returned error #%i\n", status);
+ status = yyparse();
+ if (status != 0) {
+ fprintf(stderr, "yyparse returned error #%i\n", status);
return (NULL);
}
ret = ci_root;
ci_root = NULL;
- yyset_in ((FILE *) 0);
+ yyset_in((FILE *)0);
return (ret);
} /* oconfig_item_t *oconfig_parse_fh */
-oconfig_item_t *oconfig_parse_file (const char *file)
-{
+oconfig_item_t *oconfig_parse_file(const char *file) {
FILE *fh;
oconfig_item_t *ret;
c_file = file;
- fh = fopen (file, "r");
- if (fh == NULL)
- {
- fprintf (stderr, "fopen (%s) failed: %s\n", file, strerror (errno));
+ fh = fopen(file, "r");
+ if (fh == NULL) {
+ fprintf(stderr, "fopen (%s) failed: %s\n", file, strerror(errno));
return (NULL);
}
- ret = oconfig_parse_fh (fh);
- fclose (fh);
+ ret = oconfig_parse_fh(fh);
+ fclose(fh);
c_file = NULL;
return (ret);
} /* oconfig_item_t *oconfig_parse_file */
-oconfig_item_t *oconfig_clone (const oconfig_item_t *ci_orig)
-{
+oconfig_item_t *oconfig_clone(const oconfig_item_t *ci_orig) {
oconfig_item_t *ci_copy;
- ci_copy = (oconfig_item_t *) malloc (sizeof (*ci_copy));
- if (ci_copy == NULL)
- {
- fprintf (stderr, "malloc failed.\n");
+ ci_copy = calloc(1, sizeof(*ci_copy));
+ if (ci_copy == NULL) {
+ fprintf(stderr, "calloc failed.\n");
return (NULL);
}
- memset (ci_copy, 0, sizeof (*ci_copy));
ci_copy->values = NULL;
ci_copy->parent = NULL;
ci_copy->children = NULL;
- ci_copy->key = strdup (ci_orig->key);
- if (ci_copy->key == NULL)
- {
- fprintf (stderr, "strdup failed.\n");
- free (ci_copy);
+ ci_copy->key = strdup(ci_orig->key);
+ if (ci_copy->key == NULL) {
+ fprintf(stderr, "strdup failed.\n");
+ free(ci_copy);
return (NULL);
}
if (ci_orig->values_num > 0) /* {{{ */
{
- int i;
-
- ci_copy->values = (oconfig_value_t *) calloc (ci_orig->values_num,
- sizeof (*ci_copy->values));
- if (ci_copy->values == NULL)
- {
- fprintf (stderr, "calloc failed.\n");
- free (ci_copy->key);
- free (ci_copy);
+ ci_copy->values = (oconfig_value_t *)calloc((size_t)ci_orig->values_num,
+ sizeof(*ci_copy->values));
+ if (ci_copy->values == NULL) {
+ fprintf(stderr, "calloc failed.\n");
+ free(ci_copy->key);
+ free(ci_copy);
return (NULL);
}
ci_copy->values_num = ci_orig->values_num;
- for (i = 0; i < ci_copy->values_num; i++)
- {
- ci_copy->values[i].type = ci_orig->values[i].type;
- if (ci_copy->values[i].type == OCONFIG_TYPE_STRING)
- {
- ci_copy->values[i].value.string
- = strdup (ci_orig->values[i].value.string);
- if (ci_copy->values[i].value.string == NULL)
- {
- fprintf (stderr, "strdup failed.\n");
- oconfig_free (ci_copy);
- return (NULL);
- }
- }
- else /* ci_copy->values[i].type != OCONFIG_TYPE_STRING) */
- {
- ci_copy->values[i].value = ci_orig->values[i].value;
- }
+ for (int i = 0; i < ci_copy->values_num; i++) {
+ ci_copy->values[i].type = ci_orig->values[i].type;
+ if (ci_copy->values[i].type == OCONFIG_TYPE_STRING) {
+ ci_copy->values[i].value.string =
+ strdup(ci_orig->values[i].value.string);
+ if (ci_copy->values[i].value.string == NULL) {
+ fprintf(stderr, "strdup failed.\n");
+ oconfig_free(ci_copy);
+ return (NULL);
+ }
+ } else /* ci_copy->values[i].type != OCONFIG_TYPE_STRING) */
+ {
+ ci_copy->values[i].value = ci_orig->values[i].value;
+ }
}
} /* }}} if (ci_orig->values_num > 0) */
if (ci_orig->children_num > 0) /* {{{ */
{
- int i;
-
- ci_copy->children = (oconfig_item_t *) calloc (ci_orig->children_num,
- sizeof (*ci_copy->children));
- if (ci_copy->children == NULL)
- {
- fprintf (stderr, "calloc failed.\n");
- oconfig_free (ci_copy);
+ ci_copy->children = (oconfig_item_t *)calloc((size_t)ci_orig->children_num,
+ sizeof(*ci_copy->children));
+ if (ci_copy->children == NULL) {
+ fprintf(stderr, "calloc failed.\n");
+ oconfig_free(ci_copy);
return (NULL);
}
ci_copy->children_num = ci_orig->children_num;
- for (i = 0; i < ci_copy->children_num; i++)
- {
+ for (int i = 0; i < ci_copy->children_num; i++) {
oconfig_item_t *child;
-
- child = oconfig_clone (ci_orig->children + i);
- if (child == NULL)
- {
- oconfig_free (ci_copy);
- return (NULL);
+
+ child = oconfig_clone(ci_orig->children + i);
+ if (child == NULL) {
+ oconfig_free(ci_copy);
+ return (NULL);
}
child->parent = ci_copy;
ci_copy->children[i] = *child;
- free (child);
+ free(child);
} /* for (i = 0; i < ci_copy->children_num; i++) */
- } /* }}} if (ci_orig->children_num > 0) */
+ } /* }}} if (ci_orig->children_num > 0) */
return (ci_copy);
} /* oconfig_item_t *oconfig_clone */
-static void oconfig_free_all (oconfig_item_t *ci)
-{
- int i;
-
+static void oconfig_free_all(oconfig_item_t *ci) {
if (ci == NULL)
return;
if (ci->key != NULL)
- free (ci->key);
+ free(ci->key);
- for (i = 0; i < ci->values_num; i++)
- if ((ci->values[i].type == OCONFIG_TYPE_STRING)
- && (NULL != ci->values[i].value.string))
- free (ci->values[i].value.string);
+ for (int i = 0; i < ci->values_num; i++)
+ if ((ci->values[i].type == OCONFIG_TYPE_STRING) &&
+ (NULL != ci->values[i].value.string))
+ free(ci->values[i].value.string);
if (ci->values != NULL)
- free (ci->values);
+ free(ci->values);
- for (i = 0; i < ci->children_num; i++)
- oconfig_free_all (ci->children + i);
+ for (int i = 0; i < ci->children_num; i++)
+ oconfig_free_all(ci->children + i);
if (ci->children != NULL)
- free (ci->children);
+ free(ci->children);
}
-void oconfig_free (oconfig_item_t *ci)
-{
- oconfig_free_all (ci);
- free (ci);
- ci = NULL;
+void oconfig_free(oconfig_item_t *ci) {
+ oconfig_free_all(ci);
+ free(ci);
}
/*