2 * oconfig - src/oconfig.c
3 * Copyright (C) 2006,2007 Florian octo Forster <octo at verplant.org>
5 * This program is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License as published by the
7 * Free Software Foundation; only version 2 of the License is applicable.
9 * This program is distributed in the hope that it will be useful, but WITHOUT
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
14 * You should have received a copy of the GNU General Public License along with
15 * this program; if not, write to the Free Software Foundation, Inc.,
16 * 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
29 oconfig_item_t *ci_root;
32 static void yyset_in (FILE *fd)
37 oconfig_item_t *oconfig_parse_fh (FILE *fh)
49 status = snprintf (file, sizeof (file), "<fd#%d>", fileno (fh));
51 if ((status < 0) || (status >= sizeof (file))) {
55 file[sizeof (file) - 1] = '\0';
63 fprintf (stderr, "yyparse returned error #%i\n", status);
71 yyset_in ((FILE *) 0);
74 } /* oconfig_item_t *oconfig_parse_fh */
76 oconfig_item_t *oconfig_parse_file (const char *file)
83 fh = fopen (file, "r");
86 fprintf (stderr, "fopen (%s) failed: %s\n", file, strerror (errno));
90 ret = oconfig_parse_fh (fh);
96 } /* oconfig_item_t *oconfig_parse_file */
98 oconfig_item_t *oconfig_clone (const oconfig_item_t *ci_orig)
100 oconfig_item_t *ci_copy;
102 ci_copy = (oconfig_item_t *) malloc (sizeof (*ci_copy));
105 fprintf (stderr, "malloc failed.\n");
108 memset (ci_copy, 0, sizeof (*ci_copy));
109 ci_copy->values = NULL;
110 ci_copy->parent = NULL;
111 ci_copy->children = NULL;
113 ci_copy->key = strdup (ci_orig->key);
114 if (ci_copy->key == NULL)
116 fprintf (stderr, "strdup failed.\n");
121 if (ci_orig->values_num > 0) /* {{{ */
125 ci_copy->values = (oconfig_value_t *) calloc (ci_orig->values_num,
126 sizeof (*ci_copy->values));
127 if (ci_copy->values == NULL)
129 fprintf (stderr, "calloc failed.\n");
134 ci_copy->values_num = ci_orig->values_num;
136 for (i = 0; i < ci_copy->values_num; i++)
138 ci_copy->values[i].type = ci_orig->values[i].type;
139 if (ci_copy->values[i].type == OCONFIG_TYPE_STRING)
141 ci_copy->values[i].value.string
142 = strdup (ci_orig->values[i].value.string);
143 if (ci_copy->values[i].value.string == NULL)
145 fprintf (stderr, "strdup failed.\n");
146 oconfig_free (ci_copy);
150 else /* ci_copy->values[i].type != OCONFIG_TYPE_STRING) */
152 ci_copy->values[i].value = ci_orig->values[i].value;
155 } /* }}} if (ci_orig->values_num > 0) */
157 if (ci_orig->children_num > 0) /* {{{ */
161 ci_copy->children = (oconfig_item_t *) calloc (ci_orig->children_num,
162 sizeof (*ci_copy->children));
163 if (ci_copy->children == NULL)
165 fprintf (stderr, "calloc failed.\n");
166 oconfig_free (ci_copy);
169 ci_copy->children_num = ci_orig->children_num;
171 for (i = 0; i < ci_copy->children_num; i++)
173 oconfig_item_t *child;
175 child = oconfig_clone (ci_orig->children + i);
178 oconfig_free (ci_copy);
181 child->parent = ci_copy;
182 ci_copy->children[i] = *child;
184 } /* for (i = 0; i < ci_copy->children_num; i++) */
185 } /* }}} if (ci_orig->children_num > 0) */
188 } /* oconfig_item_t *oconfig_clone */
190 void oconfig_free (oconfig_item_t *ci)
200 for (i = 0; i < ci->values_num; i++)
201 if ((ci->values[i].type == OCONFIG_TYPE_STRING)
202 && (NULL != ci->values[i].value.string))
203 free (ci->values[i].value.string);
205 if (ci->values != NULL)
208 for (i = 0; i < ci->children_num; i++)
209 oconfig_free (ci->children + i);
211 if (ci->children != NULL)
216 * vim:shiftwidth=2:tabstop=8:softtabstop=2:fdm=marker