1 1d126e2d 2019-08-24 stsp /* $OpenBSD: conf.c,v 1.107 2017/10/27 08:29:32 mpi Exp $ */
2 1d126e2d 2019-08-24 stsp /* $EOM: conf.c,v 1.48 2000/12/04 02:04:29 angelos Exp $ */
5 1d126e2d 2019-08-24 stsp * Copyright (c) 1998, 1999, 2000, 2001 Niklas Hallqvist. All rights reserved.
6 1d126e2d 2019-08-24 stsp * Copyright (c) 2000, 2001, 2002 Håkan Olsson. All rights reserved.
8 1d126e2d 2019-08-24 stsp * Redistribution and use in source and binary forms, with or without
9 1d126e2d 2019-08-24 stsp * modification, are permitted provided that the following conditions
11 1d126e2d 2019-08-24 stsp * 1. Redistributions of source code must retain the above copyright
12 1d126e2d 2019-08-24 stsp * notice, this list of conditions and the following disclaimer.
13 1d126e2d 2019-08-24 stsp * 2. Redistributions in binary form must reproduce the above copyright
14 1d126e2d 2019-08-24 stsp * notice, this list of conditions and the following disclaimer in the
15 1d126e2d 2019-08-24 stsp * documentation and/or other materials provided with the distribution.
17 1d126e2d 2019-08-24 stsp * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
18 1d126e2d 2019-08-24 stsp * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
19 1d126e2d 2019-08-24 stsp * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
20 1d126e2d 2019-08-24 stsp * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
21 1d126e2d 2019-08-24 stsp * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
22 1d126e2d 2019-08-24 stsp * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
23 1d126e2d 2019-08-24 stsp * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
24 1d126e2d 2019-08-24 stsp * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25 1d126e2d 2019-08-24 stsp * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
26 1d126e2d 2019-08-24 stsp * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
29 1d126e2d 2019-08-24 stsp #include <sys/types.h>
30 1d126e2d 2019-08-24 stsp #include <sys/stat.h>
32 1d126e2d 2019-08-24 stsp #include <ctype.h>
33 1d126e2d 2019-08-24 stsp #include <fcntl.h>
34 1d126e2d 2019-08-24 stsp #include <stdarg.h>
35 1d126e2d 2019-08-24 stsp #include <stdio.h>
36 1d126e2d 2019-08-24 stsp #include <stdlib.h>
37 1d126e2d 2019-08-24 stsp #include <string.h>
38 1d126e2d 2019-08-24 stsp #include <unistd.h>
39 1d126e2d 2019-08-24 stsp #include <errno.h>
41 dd038bc6 2021-09-21 thomas.ad #include "got_compat.h"
43 1d126e2d 2019-08-24 stsp #include "got_error.h"
45 1d126e2d 2019-08-24 stsp #include "got_lib_gitconfig.h"
47 1d126e2d 2019-08-24 stsp #ifndef nitems
48 1d126e2d 2019-08-24 stsp #define nitems(_a) (sizeof(_a) / sizeof((_a)[0]))
51 1d126e2d 2019-08-24 stsp #define LOG_MISC 0
52 1d126e2d 2019-08-24 stsp #define LOG_REPORT 1
53 1d126e2d 2019-08-24 stsp #ifdef GITCONFIG_DEBUG
54 1d126e2d 2019-08-24 stsp #define LOG_DBG(x) log_debug x
56 1d126e2d 2019-08-24 stsp #define LOG_DBG(x)
59 1d126e2d 2019-08-24 stsp #define log_print printf
60 1d126e2d 2019-08-24 stsp #define log_error printf
62 1d126e2d 2019-08-24 stsp #ifdef GITCONFIG_DEBUG
64 1d126e2d 2019-08-24 stsp log_debug(int cls, int level, const char *fmt, ...)
68 1d126e2d 2019-08-24 stsp va_start(ap, fmt);
69 1d126e2d 2019-08-24 stsp vfprintf(stderr, fmt, ap);
74 1d126e2d 2019-08-24 stsp struct got_gitconfig_trans {
75 1d126e2d 2019-08-24 stsp TAILQ_ENTRY(got_gitconfig_trans) link;
77 1d126e2d 2019-08-24 stsp enum got_gitconfig_op {
78 1d126e2d 2019-08-24 stsp CONF_SET, CONF_REMOVE, CONF_REMOVE_SECTION
80 1d126e2d 2019-08-24 stsp char *section;
82 1d126e2d 2019-08-24 stsp char *value;
83 1d126e2d 2019-08-24 stsp int override;
84 1d126e2d 2019-08-24 stsp int is_default;
87 1d126e2d 2019-08-24 stsp TAILQ_HEAD(got_gitconfig_trans_head, got_gitconfig_trans);
89 1d126e2d 2019-08-24 stsp struct got_gitconfig_binding {
90 1d126e2d 2019-08-24 stsp LIST_ENTRY(got_gitconfig_binding) link;
91 1d126e2d 2019-08-24 stsp char *section;
93 1d126e2d 2019-08-24 stsp char *value;
94 1d126e2d 2019-08-24 stsp int is_default;
97 1d126e2d 2019-08-24 stsp LIST_HEAD(got_gitconfig_bindings, got_gitconfig_binding);
99 1d126e2d 2019-08-24 stsp struct got_gitconfig {
100 1d126e2d 2019-08-24 stsp struct got_gitconfig_bindings bindings[256];
101 1d126e2d 2019-08-24 stsp struct got_gitconfig_trans_head trans_queue;
102 1d126e2d 2019-08-24 stsp char *addr;
106 1d126e2d 2019-08-24 stsp static __inline__ u_int8_t
107 49d691e8 2021-09-25 thomas.ad conf_hash(const char *s)
109 1d126e2d 2019-08-24 stsp u_int8_t hash = 0;
111 1d126e2d 2019-08-24 stsp while (*s) {
112 1d126e2d 2019-08-24 stsp hash = ((hash << 1) | (hash >> 7)) ^ tolower((unsigned char)*s);
115 1d126e2d 2019-08-24 stsp return hash;
119 1d126e2d 2019-08-24 stsp * Insert a tag-value combination from LINE (the equal sign is at POS)
122 1d126e2d 2019-08-24 stsp conf_remove_now(struct got_gitconfig *conf, char *section, char *tag)
124 1d126e2d 2019-08-24 stsp struct got_gitconfig_binding *cb, *next;
126 1d126e2d 2019-08-24 stsp for (cb = LIST_FIRST(&conf->bindings[conf_hash(section)]); cb;
127 1d126e2d 2019-08-24 stsp cb = next) {
128 1d126e2d 2019-08-24 stsp next = LIST_NEXT(cb, link);
129 1d126e2d 2019-08-24 stsp if (strcasecmp(cb->section, section) == 0 &&
130 1d126e2d 2019-08-24 stsp strcasecmp(cb->tag, tag) == 0) {
131 1d126e2d 2019-08-24 stsp LIST_REMOVE(cb, link);
132 1d126e2d 2019-08-24 stsp LOG_DBG((LOG_MISC, 95, "[%s]:%s->%s removed", section,
133 1d126e2d 2019-08-24 stsp tag, cb->value));
134 1d126e2d 2019-08-24 stsp free(cb->section);
135 1d126e2d 2019-08-24 stsp free(cb->tag);
136 1d126e2d 2019-08-24 stsp free(cb->value);
145 1d126e2d 2019-08-24 stsp conf_remove_section_now(struct got_gitconfig *conf, char *section)
147 1d126e2d 2019-08-24 stsp struct got_gitconfig_binding *cb, *next;
148 1d126e2d 2019-08-24 stsp int unseen = 1;
150 1d126e2d 2019-08-24 stsp for (cb = LIST_FIRST(&conf->bindings[conf_hash(section)]); cb;
151 1d126e2d 2019-08-24 stsp cb = next) {
152 1d126e2d 2019-08-24 stsp next = LIST_NEXT(cb, link);
153 1d126e2d 2019-08-24 stsp if (strcasecmp(cb->section, section) == 0) {
154 1d126e2d 2019-08-24 stsp unseen = 0;
155 1d126e2d 2019-08-24 stsp LIST_REMOVE(cb, link);
156 1d126e2d 2019-08-24 stsp LOG_DBG((LOG_MISC, 95, "[%s]:%s->%s removed", section,
157 1d126e2d 2019-08-24 stsp cb->tag, cb->value));
158 1d126e2d 2019-08-24 stsp free(cb->section);
159 1d126e2d 2019-08-24 stsp free(cb->tag);
160 1d126e2d 2019-08-24 stsp free(cb->value);
164 1d126e2d 2019-08-24 stsp return unseen;
168 1d126e2d 2019-08-24 stsp * Insert a tag-value combination from LINE (the equal sign is at POS)
169 1d126e2d 2019-08-24 stsp * into SECTION of our configuration database.
172 1d126e2d 2019-08-24 stsp conf_set_now(struct got_gitconfig *conf, char *section, char *tag,
173 1d126e2d 2019-08-24 stsp char *value, int override, int is_default)
175 1d126e2d 2019-08-24 stsp struct got_gitconfig_binding *node = 0;
177 1d126e2d 2019-08-24 stsp if (override)
178 1d126e2d 2019-08-24 stsp conf_remove_now(conf, section, tag);
179 1d126e2d 2019-08-24 stsp else if (got_gitconfig_get_str(conf, section, tag)) {
180 1d126e2d 2019-08-24 stsp if (!is_default)
181 300ea754 2021-01-05 stsp LOG_DBG((LOG_MISC,
182 300ea754 2021-01-05 stsp "conf_set_now: duplicate tag [%s]:%s, "
183 300ea754 2021-01-05 stsp "ignoring...\n", section, tag));
186 1d126e2d 2019-08-24 stsp node = calloc(1, sizeof *node);
187 1d126e2d 2019-08-24 stsp if (!node) {
188 1d126e2d 2019-08-24 stsp log_error("conf_set_now: calloc (1, %lu) failed",
189 1d126e2d 2019-08-24 stsp (unsigned long)sizeof *node);
192 1d126e2d 2019-08-24 stsp node->section = node->tag = node->value = NULL;
193 1d126e2d 2019-08-24 stsp if ((node->section = strdup(section)) == NULL)
195 1d126e2d 2019-08-24 stsp if ((node->tag = strdup(tag)) == NULL)
197 1d126e2d 2019-08-24 stsp if ((node->value = strdup(value)) == NULL)
199 1d126e2d 2019-08-24 stsp node->is_default = is_default;
201 1d126e2d 2019-08-24 stsp LIST_INSERT_HEAD(&conf->bindings[conf_hash(section)], node, link);
202 1d126e2d 2019-08-24 stsp LOG_DBG((LOG_MISC, 95, "conf_set_now: [%s]:%s->%s", node->section,
203 1d126e2d 2019-08-24 stsp node->tag, node->value));
206 1d126e2d 2019-08-24 stsp free(node->value);
207 1d126e2d 2019-08-24 stsp free(node->tag);
208 1d126e2d 2019-08-24 stsp free(node->section);
209 1d126e2d 2019-08-24 stsp free(node);
214 1d126e2d 2019-08-24 stsp * Parse the line LINE of SZ bytes. Skip Comments, recognize section
215 1d126e2d 2019-08-24 stsp * headers and feed tag-value pairs into our configuration database.
217 1d126e2d 2019-08-24 stsp static const struct got_error *
218 1d126e2d 2019-08-24 stsp conf_parse_line(char **section, struct got_gitconfig *conf, int trans,
219 1d126e2d 2019-08-24 stsp char *line, int ln, size_t sz)
225 1d126e2d 2019-08-24 stsp /* Lines starting with '#' or ';' are comments. */
226 1d126e2d 2019-08-24 stsp if (*line == '#' || *line == ';')
227 1d126e2d 2019-08-24 stsp return NULL;
229 1d126e2d 2019-08-24 stsp /* '[section]' parsing... */
230 1d126e2d 2019-08-24 stsp if (*line == '[') {
231 1d126e2d 2019-08-24 stsp for (i = 1; i < sz; i++)
232 1d126e2d 2019-08-24 stsp if (line[i] == ']')
234 1d126e2d 2019-08-24 stsp free(*section);
235 1d126e2d 2019-08-24 stsp if (i == sz) {
236 1d126e2d 2019-08-24 stsp log_print("conf_parse_line: %d:"
237 1d126e2d 2019-08-24 stsp "unmatched ']', ignoring until next section", ln);
238 1d126e2d 2019-08-24 stsp *section = NULL;
239 1d126e2d 2019-08-24 stsp return NULL;
241 1d126e2d 2019-08-24 stsp *section = malloc(i);
242 1d126e2d 2019-08-24 stsp if (*section == NULL)
243 1d126e2d 2019-08-24 stsp return got_error_from_errno("malloc");
244 1d126e2d 2019-08-24 stsp strlcpy(*section, line + 1, i);
245 1d126e2d 2019-08-24 stsp return NULL;
247 1d126e2d 2019-08-24 stsp while (isspace((unsigned char)*line))
250 1d126e2d 2019-08-24 stsp /* Deal with assignments. */
251 1d126e2d 2019-08-24 stsp for (i = 0; i < sz; i++)
252 1d126e2d 2019-08-24 stsp if (line[i] == '=') {
253 1d126e2d 2019-08-24 stsp /* If no section, we are ignoring the lines. */
254 1d126e2d 2019-08-24 stsp if (!*section) {
255 1d126e2d 2019-08-24 stsp log_print("conf_parse_line: %d: ignoring line "
256 1d126e2d 2019-08-24 stsp "due to no section", ln);
257 1d126e2d 2019-08-24 stsp return NULL;
259 1d126e2d 2019-08-24 stsp line[strcspn(line, " \t=")] = '\0';
260 1d126e2d 2019-08-24 stsp val = line + i + 1 + strspn(line + i + 1, " \t");
261 1d126e2d 2019-08-24 stsp /* Skip trailing whitespace, if any */
262 1d126e2d 2019-08-24 stsp for (j = sz - (val - line) - 1; j > 0 &&
263 1d126e2d 2019-08-24 stsp isspace((unsigned char)val[j]); j--)
264 1d126e2d 2019-08-24 stsp val[j] = '\0';
265 1d126e2d 2019-08-24 stsp /* XXX Perhaps should we not ignore errors? */
266 1d126e2d 2019-08-24 stsp got_gitconfig_set(conf, trans, *section, line, val,
268 1d126e2d 2019-08-24 stsp return NULL;
270 1d126e2d 2019-08-24 stsp /* Other non-empty lines are weird. */
271 1d126e2d 2019-08-24 stsp i = strspn(line, " \t");
272 1d126e2d 2019-08-24 stsp if (line[i])
273 1d126e2d 2019-08-24 stsp log_print("conf_parse_line: %d: syntax error", ln);
275 1d126e2d 2019-08-24 stsp return NULL;
278 1d126e2d 2019-08-24 stsp /* Parse the mapped configuration file. */
279 1d126e2d 2019-08-24 stsp static const struct got_error *
280 1d126e2d 2019-08-24 stsp conf_parse(struct got_gitconfig *conf, int trans, char *buf, size_t sz)
282 1d126e2d 2019-08-24 stsp const struct got_error *err = NULL;
283 1d126e2d 2019-08-24 stsp char *cp = buf;
284 1d126e2d 2019-08-24 stsp char *bufend = buf + sz;
285 1d126e2d 2019-08-24 stsp char *line, *section = NULL;
286 1d126e2d 2019-08-24 stsp int ln = 1;
289 1d126e2d 2019-08-24 stsp while (cp < bufend) {
290 1d126e2d 2019-08-24 stsp if (*cp == '\n') {
291 1d126e2d 2019-08-24 stsp /* Check for escaped newlines. */
292 1d126e2d 2019-08-24 stsp if (cp > buf && *(cp - 1) == '\\')
293 1d126e2d 2019-08-24 stsp *(cp - 1) = *cp = ' ';
295 1d126e2d 2019-08-24 stsp *cp = '\0';
296 1d126e2d 2019-08-24 stsp err = conf_parse_line(§ion, conf, trans,
297 1d126e2d 2019-08-24 stsp line, ln, cp - line);
299 1d126e2d 2019-08-24 stsp return err;
300 1d126e2d 2019-08-24 stsp line = cp + 1;
306 1d126e2d 2019-08-24 stsp if (cp != line)
307 1d126e2d 2019-08-24 stsp log_print("conf_parse: last line unterminated, ignored.");
308 1d126e2d 2019-08-24 stsp return NULL;
311 1d126e2d 2019-08-24 stsp const struct got_error *
312 aba9c984 2019-09-08 stsp got_gitconfig_open(struct got_gitconfig **conf, int fd)
316 1d126e2d 2019-08-24 stsp *conf = calloc(1, sizeof(**conf));
317 1d126e2d 2019-08-24 stsp if (*conf == NULL)
318 1d126e2d 2019-08-24 stsp return got_error_from_errno("malloc");
320 1d126e2d 2019-08-24 stsp for (i = 0; i < nitems((*conf)->bindings); i++)
321 1d126e2d 2019-08-24 stsp LIST_INIT(&(*conf)->bindings[i]);
322 1d126e2d 2019-08-24 stsp TAILQ_INIT(&(*conf)->trans_queue);
323 aba9c984 2019-09-08 stsp return got_gitconfig_reinit(*conf, fd);
326 1d126e2d 2019-08-24 stsp static void
327 1d126e2d 2019-08-24 stsp conf_clear(struct got_gitconfig *conf)
329 1d126e2d 2019-08-24 stsp struct got_gitconfig_binding *cb;
332 1d126e2d 2019-08-24 stsp if (conf->addr) {
333 1d126e2d 2019-08-24 stsp for (i = 0; i < nitems(conf->bindings); i++)
334 1d126e2d 2019-08-24 stsp for (cb = LIST_FIRST(&conf->bindings[i]); cb;
335 1d126e2d 2019-08-24 stsp cb = LIST_FIRST(&conf->bindings[i]))
336 1d126e2d 2019-08-24 stsp conf_remove_now(conf, cb->section, cb->tag);
337 1d126e2d 2019-08-24 stsp free(conf->addr);
338 1d126e2d 2019-08-24 stsp conf->addr = NULL;
342 1d126e2d 2019-08-24 stsp /* Execute all queued operations for this transaction. Cleanup. */
344 1d126e2d 2019-08-24 stsp conf_end(struct got_gitconfig *conf, int transaction, int commit)
346 1d126e2d 2019-08-24 stsp struct got_gitconfig_trans *node, *next;
348 1d126e2d 2019-08-24 stsp for (node = TAILQ_FIRST(&conf->trans_queue); node; node = next) {
349 1d126e2d 2019-08-24 stsp next = TAILQ_NEXT(node, link);
350 1d126e2d 2019-08-24 stsp if (node->trans == transaction) {
351 1d126e2d 2019-08-24 stsp if (commit)
352 1d126e2d 2019-08-24 stsp switch (node->op) {
353 1d126e2d 2019-08-24 stsp case CONF_SET:
354 1d126e2d 2019-08-24 stsp conf_set_now(conf, node->section,
355 1d126e2d 2019-08-24 stsp node->tag, node->value,
356 1d126e2d 2019-08-24 stsp node->override, node->is_default);
358 1d126e2d 2019-08-24 stsp case CONF_REMOVE:
359 1d126e2d 2019-08-24 stsp conf_remove_now(conf, node->section,
360 1d126e2d 2019-08-24 stsp node->tag);
362 1d126e2d 2019-08-24 stsp case CONF_REMOVE_SECTION:
363 1d126e2d 2019-08-24 stsp conf_remove_section_now(conf, node->section);
366 1d126e2d 2019-08-24 stsp log_print("got_gitconfig_end: unknown "
367 1d126e2d 2019-08-24 stsp "operation: %d", node->op);
369 1d126e2d 2019-08-24 stsp TAILQ_REMOVE(&conf->trans_queue, node, link);
370 1d126e2d 2019-08-24 stsp free(node->section);
371 1d126e2d 2019-08-24 stsp free(node->tag);
372 1d126e2d 2019-08-24 stsp free(node->value);
373 1d126e2d 2019-08-24 stsp free(node);
381 1d126e2d 2019-08-24 stsp got_gitconfig_close(struct got_gitconfig *conf)
383 1d126e2d 2019-08-24 stsp conf_clear(conf);
384 1d126e2d 2019-08-24 stsp free(conf);
388 1d126e2d 2019-08-24 stsp conf_begin(struct got_gitconfig *conf)
390 1d126e2d 2019-08-24 stsp return ++conf->seq;
393 1d126e2d 2019-08-24 stsp /* Open the config file and map it into our address space, then parse it. */
394 1d126e2d 2019-08-24 stsp const struct got_error *
395 aba9c984 2019-09-08 stsp got_gitconfig_reinit(struct got_gitconfig *conf, int fd)
397 1d126e2d 2019-08-24 stsp const struct got_error *err = NULL;
400 1d126e2d 2019-08-24 stsp char *new_conf_addr = 0;
401 1d126e2d 2019-08-24 stsp struct stat st;
403 1d126e2d 2019-08-24 stsp if (fstat(fd, &st)) {
404 aba9c984 2019-09-08 stsp err = got_error_from_errno("fstat");
408 1d126e2d 2019-08-24 stsp sz = st.st_size;
409 1d126e2d 2019-08-24 stsp new_conf_addr = malloc(sz);
410 1d126e2d 2019-08-24 stsp if (new_conf_addr == NULL) {
411 1d126e2d 2019-08-24 stsp err = got_error_from_errno("malloc");
414 1d126e2d 2019-08-24 stsp /* XXX I assume short reads won't happen here. */
415 1d126e2d 2019-08-24 stsp if (read(fd, new_conf_addr, sz) != (int)sz) {
416 1d126e2d 2019-08-24 stsp err = got_error_from_errno("read");
420 1d126e2d 2019-08-24 stsp trans = conf_begin(conf);
422 1d126e2d 2019-08-24 stsp err = conf_parse(conf, trans, new_conf_addr, sz);
426 1d126e2d 2019-08-24 stsp /* Free potential existing configuration. */
427 1d126e2d 2019-08-24 stsp conf_clear(conf);
428 1d126e2d 2019-08-24 stsp conf_end(conf, trans, 1);
429 1d126e2d 2019-08-24 stsp conf->addr = new_conf_addr;
430 1d126e2d 2019-08-24 stsp return NULL;
433 1d126e2d 2019-08-24 stsp free(new_conf_addr);
434 1d126e2d 2019-08-24 stsp return err;
438 1d126e2d 2019-08-24 stsp * Return the numeric value denoted by TAG in section SECTION or DEF
439 1d126e2d 2019-08-24 stsp * if that tag does not exist.
442 49d691e8 2021-09-25 thomas.ad got_gitconfig_get_num(struct got_gitconfig *conf, const char *section,
443 49d691e8 2021-09-25 thomas.ad const char *tag, int def)
445 1d126e2d 2019-08-24 stsp char *value = got_gitconfig_get_str(conf, section, tag);
448 1d126e2d 2019-08-24 stsp return atoi(value);
449 1d126e2d 2019-08-24 stsp return def;
452 1d126e2d 2019-08-24 stsp /* Validate X according to the range denoted by TAG in section SECTION. */
454 1d126e2d 2019-08-24 stsp got_gitconfig_match_num(struct got_gitconfig *conf, char *section, char *tag,
457 1d126e2d 2019-08-24 stsp char *value = got_gitconfig_get_str(conf, section, tag);
458 1d126e2d 2019-08-24 stsp int val, min, max, n;
460 1d126e2d 2019-08-24 stsp if (!value)
462 1d126e2d 2019-08-24 stsp n = sscanf(value, "%d,%d:%d", &val, &min, &max);
463 1d126e2d 2019-08-24 stsp switch (n) {
465 1d126e2d 2019-08-24 stsp LOG_DBG((LOG_MISC, 95, "got_gitconfig_match_num: %s:%s %d==%d?",
466 1d126e2d 2019-08-24 stsp section, tag, val, x));
467 1d126e2d 2019-08-24 stsp return x == val;
469 1d126e2d 2019-08-24 stsp LOG_DBG((LOG_MISC, 95, "got_gitconfig_match_num: %s:%s %d<=%d<=%d?",
470 1d126e2d 2019-08-24 stsp section, tag, min, x, max));
471 1d126e2d 2019-08-24 stsp return min <= x && max >= x;
473 1d126e2d 2019-08-24 stsp log_error("got_gitconfig_match_num: section %s tag %s: invalid number "
474 1d126e2d 2019-08-24 stsp "spec %s", section, tag, value);
479 1d126e2d 2019-08-24 stsp /* Return the string value denoted by TAG in section SECTION. */
481 49d691e8 2021-09-25 thomas.ad got_gitconfig_get_str(struct got_gitconfig *conf, const char *section,
482 49d691e8 2021-09-25 thomas.ad const char *tag)
484 1d126e2d 2019-08-24 stsp struct got_gitconfig_binding *cb;
486 1d126e2d 2019-08-24 stsp for (cb = LIST_FIRST(&conf->bindings[conf_hash(section)]); cb;
487 1d126e2d 2019-08-24 stsp cb = LIST_NEXT(cb, link))
488 1d126e2d 2019-08-24 stsp if (strcasecmp(section, cb->section) == 0 &&
489 1d126e2d 2019-08-24 stsp strcasecmp(tag, cb->tag) == 0) {
490 1d126e2d 2019-08-24 stsp LOG_DBG((LOG_MISC, 95, "got_gitconfig_get_str: [%s]:%s->%s",
491 1d126e2d 2019-08-24 stsp section, tag, cb->value));
492 1d126e2d 2019-08-24 stsp return cb->value;
494 1d126e2d 2019-08-24 stsp LOG_DBG((LOG_MISC, 95,
495 1d126e2d 2019-08-24 stsp "got_gitconfig_get_str: configuration value not found [%s]:%s", section,
500 cd95becd 2019-11-29 stsp const struct got_error *
501 cd95becd 2019-11-29 stsp got_gitconfig_get_section_list(struct got_gitconfig_list **sections,
502 cd95becd 2019-11-29 stsp struct got_gitconfig *conf)
504 cd95becd 2019-11-29 stsp const struct got_error *err = NULL;
505 cd95becd 2019-11-29 stsp struct got_gitconfig_list *list = NULL;
506 cd95becd 2019-11-29 stsp struct got_gitconfig_list_node *node = 0;
507 cd95becd 2019-11-29 stsp struct got_gitconfig_binding *cb;
510 cd95becd 2019-11-29 stsp *sections = NULL;
512 cd95becd 2019-11-29 stsp list = malloc(sizeof *list);
514 cd95becd 2019-11-29 stsp return got_error_from_errno("malloc");
515 cd95becd 2019-11-29 stsp TAILQ_INIT(&list->fields);
516 cd95becd 2019-11-29 stsp list->cnt = 0;
517 cd95becd 2019-11-29 stsp for (i = 0; i < nitems(conf->bindings); i++) {
518 cd95becd 2019-11-29 stsp for (cb = LIST_FIRST(&conf->bindings[i]); cb;
519 cd95becd 2019-11-29 stsp cb = LIST_NEXT(cb, link)) {
520 83310ac9 2020-03-20 stsp int section_present = 0;
521 83310ac9 2020-03-20 stsp TAILQ_FOREACH(node, &list->fields, link) {
522 83310ac9 2020-03-20 stsp if (strcmp(node->field, cb->section) == 0) {
523 83310ac9 2020-03-20 stsp section_present = 1;
527 83310ac9 2020-03-20 stsp if (section_present)
529 cd95becd 2019-11-29 stsp list->cnt++;
530 cd95becd 2019-11-29 stsp node = calloc(1, sizeof *node);
531 cd95becd 2019-11-29 stsp if (!node) {
532 cd95becd 2019-11-29 stsp err = got_error_from_errno("calloc");
533 cd95becd 2019-11-29 stsp goto cleanup;
535 cd95becd 2019-11-29 stsp node->field = strdup(cb->section);
536 cd95becd 2019-11-29 stsp if (!node->field) {
537 cd95becd 2019-11-29 stsp err = got_error_from_errno("strdup");
538 cd95becd 2019-11-29 stsp goto cleanup;
540 cd95becd 2019-11-29 stsp TAILQ_INSERT_TAIL(&list->fields, node, link);
544 cd95becd 2019-11-29 stsp *sections = list;
545 cd95becd 2019-11-29 stsp return NULL;
548 cd95becd 2019-11-29 stsp free(node);
550 cd95becd 2019-11-29 stsp got_gitconfig_free_list(list);
551 cd95becd 2019-11-29 stsp return err;
555 1d126e2d 2019-08-24 stsp * Build a list of string values out of the comma separated value denoted by
556 1d126e2d 2019-08-24 stsp * TAG in SECTION.
558 1d126e2d 2019-08-24 stsp struct got_gitconfig_list *
559 1d126e2d 2019-08-24 stsp got_gitconfig_get_list(struct got_gitconfig *conf, char *section, char *tag)
561 1d126e2d 2019-08-24 stsp char *liststr = 0, *p, *field, *t;
562 1d126e2d 2019-08-24 stsp struct got_gitconfig_list *list = 0;
563 1d126e2d 2019-08-24 stsp struct got_gitconfig_list_node *node = 0;
565 1d126e2d 2019-08-24 stsp list = malloc(sizeof *list);
567 1d126e2d 2019-08-24 stsp goto cleanup;
568 1d126e2d 2019-08-24 stsp TAILQ_INIT(&list->fields);
569 1d126e2d 2019-08-24 stsp list->cnt = 0;
570 1d126e2d 2019-08-24 stsp liststr = got_gitconfig_get_str(conf, section, tag);
571 1d126e2d 2019-08-24 stsp if (!liststr)
572 1d126e2d 2019-08-24 stsp goto cleanup;
573 1d126e2d 2019-08-24 stsp liststr = strdup(liststr);
574 1d126e2d 2019-08-24 stsp if (!liststr)
575 1d126e2d 2019-08-24 stsp goto cleanup;
576 1d126e2d 2019-08-24 stsp p = liststr;
577 1d126e2d 2019-08-24 stsp while ((field = strsep(&p, ",")) != NULL) {
578 1d126e2d 2019-08-24 stsp /* Skip leading whitespace */
579 1d126e2d 2019-08-24 stsp while (isspace((unsigned char)*field))
581 1d126e2d 2019-08-24 stsp /* Skip trailing whitespace */
583 1d126e2d 2019-08-24 stsp for (t = p - 1; t > field && isspace((unsigned char)*t); t--)
585 1d126e2d 2019-08-24 stsp if (*field == '\0') {
586 1d126e2d 2019-08-24 stsp log_print("got_gitconfig_get_list: empty field, ignoring...");
589 1d126e2d 2019-08-24 stsp list->cnt++;
590 1d126e2d 2019-08-24 stsp node = calloc(1, sizeof *node);
592 1d126e2d 2019-08-24 stsp goto cleanup;
593 1d126e2d 2019-08-24 stsp node->field = strdup(field);
594 1d126e2d 2019-08-24 stsp if (!node->field)
595 1d126e2d 2019-08-24 stsp goto cleanup;
596 1d126e2d 2019-08-24 stsp TAILQ_INSERT_TAIL(&list->fields, node, link);
598 1d126e2d 2019-08-24 stsp free(liststr);
599 1d126e2d 2019-08-24 stsp return list;
602 1d126e2d 2019-08-24 stsp free(node);
604 1d126e2d 2019-08-24 stsp got_gitconfig_free_list(list);
605 1d126e2d 2019-08-24 stsp free(liststr);
609 1d126e2d 2019-08-24 stsp struct got_gitconfig_list *
610 49d691e8 2021-09-25 thomas.ad got_gitconfig_get_tag_list(struct got_gitconfig *conf, const char *section)
612 1d126e2d 2019-08-24 stsp struct got_gitconfig_list *list = 0;
613 1d126e2d 2019-08-24 stsp struct got_gitconfig_list_node *node = 0;
614 1d126e2d 2019-08-24 stsp struct got_gitconfig_binding *cb;
616 1d126e2d 2019-08-24 stsp list = malloc(sizeof *list);
618 1d126e2d 2019-08-24 stsp goto cleanup;
619 1d126e2d 2019-08-24 stsp TAILQ_INIT(&list->fields);
620 1d126e2d 2019-08-24 stsp list->cnt = 0;
621 1d126e2d 2019-08-24 stsp for (cb = LIST_FIRST(&conf->bindings[conf_hash(section)]); cb;
622 1d126e2d 2019-08-24 stsp cb = LIST_NEXT(cb, link))
623 1d126e2d 2019-08-24 stsp if (strcasecmp(section, cb->section) == 0) {
624 1d126e2d 2019-08-24 stsp list->cnt++;
625 1d126e2d 2019-08-24 stsp node = calloc(1, sizeof *node);
627 1d126e2d 2019-08-24 stsp goto cleanup;
628 1d126e2d 2019-08-24 stsp node->field = strdup(cb->tag);
629 1d126e2d 2019-08-24 stsp if (!node->field)
630 1d126e2d 2019-08-24 stsp goto cleanup;
631 1d126e2d 2019-08-24 stsp TAILQ_INSERT_TAIL(&list->fields, node, link);
633 1d126e2d 2019-08-24 stsp return list;
636 1d126e2d 2019-08-24 stsp free(node);
638 1d126e2d 2019-08-24 stsp got_gitconfig_free_list(list);
643 1d126e2d 2019-08-24 stsp got_gitconfig_free_list(struct got_gitconfig_list *list)
645 1d126e2d 2019-08-24 stsp struct got_gitconfig_list_node *node = TAILQ_FIRST(&list->fields);
647 1d126e2d 2019-08-24 stsp while (node) {
648 1d126e2d 2019-08-24 stsp TAILQ_REMOVE(&list->fields, node, link);
649 1d126e2d 2019-08-24 stsp free(node->field);
650 1d126e2d 2019-08-24 stsp free(node);
651 1d126e2d 2019-08-24 stsp node = TAILQ_FIRST(&list->fields);
653 1d126e2d 2019-08-24 stsp free(list);
657 1d126e2d 2019-08-24 stsp got_gitconfig_trans_node(struct got_gitconfig *conf, int transaction,
658 1d126e2d 2019-08-24 stsp enum got_gitconfig_op op, char *section, char *tag, char *value,
659 1d126e2d 2019-08-24 stsp int override, int is_default)
661 1d126e2d 2019-08-24 stsp struct got_gitconfig_trans *node;
663 1d126e2d 2019-08-24 stsp node = calloc(1, sizeof *node);
664 1d126e2d 2019-08-24 stsp if (!node) {
665 1d126e2d 2019-08-24 stsp log_error("got_gitconfig_trans_node: calloc (1, %lu) failed",
666 1d126e2d 2019-08-24 stsp (unsigned long)sizeof *node);
669 1d126e2d 2019-08-24 stsp node->trans = transaction;
670 1d126e2d 2019-08-24 stsp node->op = op;
671 1d126e2d 2019-08-24 stsp node->override = override;
672 1d126e2d 2019-08-24 stsp node->is_default = is_default;
673 1d126e2d 2019-08-24 stsp if (section && (node->section = strdup(section)) == NULL)
675 1d126e2d 2019-08-24 stsp if (tag && (node->tag = strdup(tag)) == NULL)
677 1d126e2d 2019-08-24 stsp if (value && (node->value = strdup(value)) == NULL)
679 1d126e2d 2019-08-24 stsp TAILQ_INSERT_TAIL(&conf->trans_queue, node, link);
683 1d126e2d 2019-08-24 stsp free(node->section);
684 1d126e2d 2019-08-24 stsp free(node->tag);
685 1d126e2d 2019-08-24 stsp free(node->value);
686 1d126e2d 2019-08-24 stsp free(node);
690 1d126e2d 2019-08-24 stsp /* Queue a set operation. */
692 1d126e2d 2019-08-24 stsp got_gitconfig_set(struct got_gitconfig *conf, int transaction, char *section,
693 1d126e2d 2019-08-24 stsp char *tag, char *value, int override, int is_default)
695 1d126e2d 2019-08-24 stsp return got_gitconfig_trans_node(conf, transaction, CONF_SET, section,
696 1d126e2d 2019-08-24 stsp tag, value, override, is_default);
699 1d126e2d 2019-08-24 stsp /* Queue a remove operation. */
701 1d126e2d 2019-08-24 stsp got_gitconfig_remove(struct got_gitconfig *conf, int transaction,
702 1d126e2d 2019-08-24 stsp char *section, char *tag)
704 1d126e2d 2019-08-24 stsp return got_gitconfig_trans_node(conf, transaction, CONF_REMOVE,
705 1d126e2d 2019-08-24 stsp section, tag, NULL, 0, 0);
708 1d126e2d 2019-08-24 stsp /* Queue a remove section operation. */
710 1d126e2d 2019-08-24 stsp got_gitconfig_remove_section(struct got_gitconfig *conf, int transaction,
711 1d126e2d 2019-08-24 stsp char *section)
713 1d126e2d 2019-08-24 stsp return got_gitconfig_trans_node(conf, transaction, CONF_REMOVE_SECTION,
714 1d126e2d 2019-08-24 stsp section, NULL, NULL, 0, 0);
