jcs.org
jcs's openbsd hax
openbsd
1/*
2 * libpkgconf.h
3 * Global include file for everything in libpkgconf.
4 *
5 * Copyright (c) 2011, 2015 pkgconf authors (see AUTHORS).
6 *
7 * Permission to use, copy, modify, and/or distribute this software for any
8 * purpose with or without fee is hereby granted, provided that the above
9 * copyright notice and this permission notice appear in all copies.
10 *
11 * This software is provided 'as is' and without any warranty, express or
12 * implied. In no event shall the authors be liable for any damages arising
13 * from the use of this software.
14 */
15
16#ifndef LIBPKGCONF__LIBPKGCONF_H
17#define LIBPKGCONF__LIBPKGCONF_H
18
19#include <inttypes.h>
20#include <stdio.h>
21#include <stdarg.h>
22#include <stddef.h>
23#include <stdbool.h>
24#include <stdint.h>
25#include <libpkgconf/libpkgconf-api.h>
26#include <libpkgconf/iter.h>
27#include <libpkgconf/bsdstubs.h>
28
29#ifdef __cplusplus
30extern "C" {
31#endif
32
33/* pkg-config uses ';' on win32 as ':' is part of path */
34#ifdef _WIN32
35#define PKG_CONFIG_PATH_SEP_S ";"
36#else
37#define PKG_CONFIG_PATH_SEP_S ":"
38#endif
39
40#ifdef _WIN32
41#define PKG_DIR_SEP_S '\\'
42#else
43#define PKG_DIR_SEP_S '/'
44#endif
45
46#ifdef _WIN32
47#define realpath(N,R) _fullpath((R),(N),_MAX_PATH)
48#endif
49
50#define PKGCONF_BUFSIZE (65535)
51
52typedef enum {
53 PKGCONF_CMP_NOT_EQUAL,
54 PKGCONF_CMP_ANY,
55 PKGCONF_CMP_LESS_THAN,
56 PKGCONF_CMP_LESS_THAN_EQUAL,
57 PKGCONF_CMP_EQUAL,
58 PKGCONF_CMP_GREATER_THAN,
59 PKGCONF_CMP_GREATER_THAN_EQUAL
60} pkgconf_pkg_comparator_t;
61
62#define PKGCONF_CMP_COUNT 7
63
64typedef struct pkgconf_pkg_ pkgconf_pkg_t;
65typedef struct pkgconf_dependency_ pkgconf_dependency_t;
66typedef struct pkgconf_tuple_ pkgconf_tuple_t;
67typedef struct pkgconf_fragment_ pkgconf_fragment_t;
68typedef struct pkgconf_path_ pkgconf_path_t;
69typedef struct pkgconf_client_ pkgconf_client_t;
70typedef struct pkgconf_cross_personality_ pkgconf_cross_personality_t;
71typedef struct pkgconf_queue_ pkgconf_queue_t;
72
73#define PKGCONF_ARRAY_SIZE(x) (sizeof(x) / sizeof(*(x)))
74
75#define PKGCONF_FOREACH_LIST_ENTRY(head, value) \
76 for ((value) = (head); (value) != NULL; (value) = (value)->next)
77
78#define PKGCONF_FOREACH_LIST_ENTRY_SAFE(head, nextiter, value) \
79 for ((value) = (head), (nextiter) = (head) != NULL ? (head)->next : NULL; (value) != NULL; (value) = (nextiter), (nextiter) = (nextiter) != NULL ? (nextiter)->next : NULL)
80
81#define PKGCONF_FOREACH_LIST_ENTRY_REVERSE(tail, value) \
82 for ((value) = (tail); (value) != NULL; (value) = (value)->prev)
83
84#define LIBPKGCONF_VERSION 20403
85#define LIBPKGCONF_VERSION_STR "2.4.3"
86
87struct pkgconf_queue_ {
88 pkgconf_node_t iter;
89 char *package;
90
91 unsigned int flags;
92};
93
94struct pkgconf_fragment_ {
95 pkgconf_node_t iter;
96
97 char type;
98 char *data;
99
100 pkgconf_list_t children;
101 unsigned int flags;
102};
103
104#define PKGCONF_PKG_FRAGF_TERMINATED 0x1
105
106struct pkgconf_dependency_ {
107 pkgconf_node_t iter;
108
109 char *package;
110 pkgconf_pkg_comparator_t compare;
111 char *version;
112 pkgconf_pkg_t *parent;
113 pkgconf_pkg_t *match;
114
115 unsigned int flags;
116
117 int refcount;
118 pkgconf_client_t *owner;
119};
120
121struct pkgconf_tuple_ {
122 pkgconf_node_t iter;
123
124 char *key;
125 char *value;
126
127 unsigned int flags;
128};
129
130#define PKGCONF_PKG_TUPLEF_OVERRIDE 0x1
131
132struct pkgconf_path_ {
133 pkgconf_node_t lnode;
134
135 char *path;
136 void *handle_path;
137 void *handle_device;
138
139 unsigned int flags;
140};
141
142#define PKGCONF_PKG_PROPF_NONE 0x00
143#define PKGCONF_PKG_PROPF_STATIC 0x01
144#define PKGCONF_PKG_PROPF_CACHED 0x02
145#define PKGCONF_PKG_PROPF_UNINSTALLED 0x08
146#define PKGCONF_PKG_PROPF_VIRTUAL 0x10
147#define PKGCONF_PKG_PROPF_ANCESTOR 0x20
148#define PKGCONF_PKG_PROPF_VISITED_PRIVATE 0x40
149
150struct pkgconf_pkg_ {
151 int refcount;
152 char *id;
153 char *filename;
154 char *realname;
155 char *version;
156 char *description;
157 char *url;
158 char *pc_filedir;
159 char *license;
160 char *maintainer;
161 char *copyright;
162 char *why;
163
164 pkgconf_list_t libs;
165 pkgconf_list_t libs_private;
166 pkgconf_list_t cflags;
167 pkgconf_list_t cflags_private;
168
169 pkgconf_list_t required; /* this used to be requires but that is now a reserved keyword */
170 pkgconf_list_t requires_private;
171 pkgconf_list_t conflicts;
172 pkgconf_list_t provides;
173
174 pkgconf_list_t vars;
175
176 unsigned int flags;
177
178 pkgconf_client_t *owner;
179
180 /* these resources are owned by the package and do not need special management,
181 * under no circumstance attempt to allocate or free objects belonging to these pointers
182 */
183 pkgconf_tuple_t *orig_prefix;
184 pkgconf_tuple_t *prefix;
185
186 uint64_t serial;
187 uint64_t identifier;
188};
189
190typedef bool (*pkgconf_pkg_iteration_func_t)(const pkgconf_pkg_t *pkg, void *data);
191typedef void (*pkgconf_pkg_traverse_func_t)(pkgconf_client_t *client, pkgconf_pkg_t *pkg, void *data);
192typedef bool (*pkgconf_queue_apply_func_t)(pkgconf_client_t *client, pkgconf_pkg_t *world, void *data, int maxdepth);
193typedef bool (*pkgconf_error_handler_func_t)(const char *msg, const pkgconf_client_t *client, void *data);
194
195struct pkgconf_client_ {
196 pkgconf_list_t dir_list;
197
198 pkgconf_list_t filter_libdirs;
199 pkgconf_list_t filter_includedirs;
200
201 pkgconf_list_t global_vars;
202
203 void *error_handler_data;
204 void *warn_handler_data;
205 void *trace_handler_data;
206
207 pkgconf_error_handler_func_t error_handler;
208 pkgconf_error_handler_func_t warn_handler;
209 pkgconf_error_handler_func_t trace_handler;
210
211 FILE *auditf;
212
213 char *sysroot_dir;
214 char *buildroot_dir;
215
216 unsigned int flags;
217
218 char *prefix_varname;
219
220 bool already_sent_notice;
221
222 uint64_t serial;
223 uint64_t identifier;
224
225 pkgconf_pkg_t **cache_table;
226 size_t cache_count;
227};
228
229struct pkgconf_cross_personality_ {
230 const char *name;
231
232 pkgconf_list_t dir_list;
233
234 pkgconf_list_t filter_libdirs;
235 pkgconf_list_t filter_includedirs;
236
237 char *sysroot_dir;
238
239 bool want_default_static;
240 bool want_default_pure;
241};
242
243/* client.c */
244PKGCONF_API void pkgconf_client_init(pkgconf_client_t *client, pkgconf_error_handler_func_t error_handler, void *error_handler_data, const pkgconf_cross_personality_t *personality);
245PKGCONF_API pkgconf_client_t * pkgconf_client_new(pkgconf_error_handler_func_t error_handler, void *error_handler_data, const pkgconf_cross_personality_t *personality);
246PKGCONF_API void pkgconf_client_deinit(pkgconf_client_t *client);
247PKGCONF_API void pkgconf_client_free(pkgconf_client_t *client);
248PKGCONF_API const char *pkgconf_client_get_sysroot_dir(const pkgconf_client_t *client);
249PKGCONF_API void pkgconf_client_set_sysroot_dir(pkgconf_client_t *client, const char *sysroot_dir);
250PKGCONF_API const char *pkgconf_client_get_buildroot_dir(const pkgconf_client_t *client);
251PKGCONF_API void pkgconf_client_set_buildroot_dir(pkgconf_client_t *client, const char *buildroot_dir);
252PKGCONF_API unsigned int pkgconf_client_get_flags(const pkgconf_client_t *client);
253PKGCONF_API void pkgconf_client_set_flags(pkgconf_client_t *client, unsigned int flags);
254PKGCONF_API const char *pkgconf_client_get_prefix_varname(const pkgconf_client_t *client);
255PKGCONF_API void pkgconf_client_set_prefix_varname(pkgconf_client_t *client, const char *prefix_varname);
256PKGCONF_API pkgconf_error_handler_func_t pkgconf_client_get_warn_handler(const pkgconf_client_t *client);
257PKGCONF_API void pkgconf_client_set_warn_handler(pkgconf_client_t *client, pkgconf_error_handler_func_t warn_handler, void *warn_handler_data);
258PKGCONF_API pkgconf_error_handler_func_t pkgconf_client_get_error_handler(const pkgconf_client_t *client);
259PKGCONF_API void pkgconf_client_set_error_handler(pkgconf_client_t *client, pkgconf_error_handler_func_t error_handler, void *error_handler_data);
260PKGCONF_API pkgconf_error_handler_func_t pkgconf_client_get_trace_handler(const pkgconf_client_t *client);
261PKGCONF_API void pkgconf_client_set_trace_handler(pkgconf_client_t *client, pkgconf_error_handler_func_t trace_handler, void *trace_handler_data);
262PKGCONF_API void pkgconf_client_dir_list_build(pkgconf_client_t *client, const pkgconf_cross_personality_t *personality);
263
264/* personality.c */
265PKGCONF_API pkgconf_cross_personality_t *pkgconf_cross_personality_default(void);
266PKGCONF_API pkgconf_cross_personality_t *pkgconf_cross_personality_find(const char *triplet);
267PKGCONF_API void pkgconf_cross_personality_deinit(pkgconf_cross_personality_t *personality);
268
269#define PKGCONF_IS_MODULE_SEPARATOR(c) ((c) == ',' || isspace ((unsigned char)(c)))
270#define PKGCONF_IS_OPERATOR_CHAR(c) ((c) == '<' || (c) == '>' || (c) == '!' || (c) == '=')
271
272#define PKGCONF_PKG_PKGF_NONE 0x0000
273#define PKGCONF_PKG_PKGF_SEARCH_PRIVATE 0x0001
274#define PKGCONF_PKG_PKGF_ENV_ONLY 0x0002
275#define PKGCONF_PKG_PKGF_NO_UNINSTALLED 0x0004
276#define PKGCONF_PKG_PKGF_SKIP_ROOT_VIRTUAL 0x0008
277#define PKGCONF_PKG_PKGF_MERGE_PRIVATE_FRAGMENTS 0x0010
278#define PKGCONF_PKG_PKGF_SKIP_CONFLICTS 0x0020
279#define PKGCONF_PKG_PKGF_NO_CACHE 0x0040
280#define PKGCONF_PKG_PKGF_SKIP_ERRORS 0x0080
281#define PKGCONF_PKG_PKGF_ITER_PKG_IS_PRIVATE 0x0100
282#define PKGCONF_PKG_PKGF_SKIP_PROVIDES 0x0200
283#define PKGCONF_PKG_PKGF_REDEFINE_PREFIX 0x0400
284#define PKGCONF_PKG_PKGF_DONT_RELOCATE_PATHS 0x0800
285#define PKGCONF_PKG_PKGF_SIMPLIFY_ERRORS 0x1000
286#define PKGCONF_PKG_PKGF_DONT_FILTER_INTERNAL_CFLAGS 0x2000
287#define PKGCONF_PKG_PKGF_DONT_MERGE_SPECIAL_FRAGMENTS 0x4000
288#define PKGCONF_PKG_PKGF_FDO_SYSROOT_RULES 0x8000
289#define PKGCONF_PKG_PKGF_PKGCONF1_SYSROOT_RULES 0x10000
290
291#define PKGCONF_PKG_DEPF_INTERNAL 0x1
292#define PKGCONF_PKG_DEPF_PRIVATE 0x2
293#define PKGCONF_PKG_DEPF_QUERY 0x4
294
295#define PKGCONF_PKG_ERRF_OK 0x0
296#define PKGCONF_PKG_ERRF_PACKAGE_NOT_FOUND 0x1
297#define PKGCONF_PKG_ERRF_PACKAGE_VER_MISMATCH 0x2
298#define PKGCONF_PKG_ERRF_PACKAGE_CONFLICT 0x4
299#define PKGCONF_PKG_ERRF_DEPGRAPH_BREAK 0x8
300
301#if defined(__GNUC__) || defined(__INTEL_COMPILER)
302#define PRINTFLIKE(fmtarg, firstvararg) \
303 __attribute__((__format__ (__printf__, fmtarg, firstvararg)))
304#define DEPRECATED \
305 __attribute__((deprecated))
306#else
307#define PRINTFLIKE(fmtarg, firstvararg)
308#define DEPRECATED
309#endif /* defined(__INTEL_COMPILER) || defined(__GNUC__) */
310
311/* parser.c */
312typedef void (*pkgconf_parser_operand_func_t)(void *data, const size_t lineno, const char *key, const char *value);
313typedef void (*pkgconf_parser_warn_func_t)(void *data, const char *fmt, ...);
314
315PKGCONF_API void pkgconf_parser_parse(FILE *f, void *data, const pkgconf_parser_operand_func_t *ops, const pkgconf_parser_warn_func_t warnfunc, const char *filename);
316
317/* pkg.c */
318PKGCONF_API bool pkgconf_error(const pkgconf_client_t *client, const char *format, ...) PRINTFLIKE(2, 3);
319PKGCONF_API bool pkgconf_warn(const pkgconf_client_t *client, const char *format, ...) PRINTFLIKE(2, 3);
320PKGCONF_API bool pkgconf_trace(const pkgconf_client_t *client, const char *filename, size_t lineno, const char *funcname, const char *format, ...) PRINTFLIKE(5, 6);
321PKGCONF_API bool pkgconf_default_error_handler(const char *msg, const pkgconf_client_t *client, void *data);
322
323#ifndef PKGCONF_LITE
324#if defined(__GNUC__) || defined(__INTEL_COMPILER)
325#define PKGCONF_TRACE(client, ...) do { \
326 pkgconf_trace(client, __FILE__, __LINE__, __PRETTY_FUNCTION__, __VA_ARGS__); \
327 } while (0)
328#else
329#define PKGCONF_TRACE(client, ...) do { \
330 pkgconf_trace(client, __FILE__, __LINE__, __func__, __VA_ARGS__); \
331 } while (0)
332#endif
333#else
334#define PKGCONF_TRACE(client, ...)
335#endif
336
337PKGCONF_API pkgconf_pkg_t *pkgconf_pkg_ref(pkgconf_client_t *client, pkgconf_pkg_t *pkg);
338PKGCONF_API void pkgconf_pkg_unref(pkgconf_client_t *client, pkgconf_pkg_t *pkg);
339PKGCONF_API void pkgconf_pkg_free(pkgconf_client_t *client, pkgconf_pkg_t *pkg);
340PKGCONF_API pkgconf_pkg_t *pkgconf_pkg_find(pkgconf_client_t *client, const char *name);
341PKGCONF_API unsigned int pkgconf_pkg_traverse(pkgconf_client_t *client, pkgconf_pkg_t *root, pkgconf_pkg_traverse_func_t func, void *data, int maxdepth, unsigned int skip_flags);
342PKGCONF_API unsigned int pkgconf_pkg_verify_graph(pkgconf_client_t *client, pkgconf_pkg_t *root, int depth);
343PKGCONF_API pkgconf_pkg_t *pkgconf_pkg_verify_dependency(pkgconf_client_t *client, pkgconf_dependency_t *pkgdep, unsigned int *eflags);
344PKGCONF_API const char *pkgconf_pkg_get_comparator(const pkgconf_dependency_t *pkgdep);
345PKGCONF_API unsigned int pkgconf_pkg_cflags(pkgconf_client_t *client, pkgconf_pkg_t *root, pkgconf_list_t *list, int maxdepth);
346PKGCONF_API unsigned int pkgconf_pkg_libs(pkgconf_client_t *client, pkgconf_pkg_t *root, pkgconf_list_t *list, int maxdepth);
347PKGCONF_API pkgconf_pkg_comparator_t pkgconf_pkg_comparator_lookup_by_name(const char *name);
348PKGCONF_API pkgconf_pkg_t *pkgconf_builtin_pkg_get(const char *name);
349
350PKGCONF_API int pkgconf_compare_version(const char *a, const char *b);
351PKGCONF_API pkgconf_pkg_t *pkgconf_scan_all(pkgconf_client_t *client, void *ptr, pkgconf_pkg_iteration_func_t func);
352
353/* parse.c */
354PKGCONF_API pkgconf_pkg_t *pkgconf_pkg_new_from_file(pkgconf_client_t *client, const char *path, FILE *f, unsigned int flags);
355PKGCONF_API void pkgconf_dependency_parse_str(pkgconf_client_t *client, pkgconf_list_t *deplist_head, const char *depends, unsigned int flags);
356PKGCONF_API void pkgconf_dependency_parse(pkgconf_client_t *client, pkgconf_pkg_t *pkg, pkgconf_list_t *deplist_head, const char *depends, unsigned int flags);
357PKGCONF_API void pkgconf_dependency_append(pkgconf_list_t *list, pkgconf_dependency_t *tail);
358PKGCONF_API void pkgconf_dependency_free(pkgconf_list_t *list);
359PKGCONF_API void pkgconf_dependency_free_one(pkgconf_dependency_t *dep);
360PKGCONF_API pkgconf_dependency_t *pkgconf_dependency_add(pkgconf_client_t *client, pkgconf_list_t *list, const char *package, const char *version, pkgconf_pkg_comparator_t compare, unsigned int flags);
361PKGCONF_API pkgconf_dependency_t *pkgconf_dependency_ref(pkgconf_client_t *client, pkgconf_dependency_t *dep);
362PKGCONF_API void pkgconf_dependency_unref(pkgconf_client_t *client, pkgconf_dependency_t *dep);
363PKGCONF_API pkgconf_dependency_t *pkgconf_dependency_copy(pkgconf_client_t *client, const pkgconf_dependency_t *dep);
364
365/* argvsplit.c */
366PKGCONF_API int pkgconf_argv_split(const char *src, int *argc, char ***argv);
367PKGCONF_API void pkgconf_argv_free(char **argv);
368
369/* fragment.c */
370typedef struct pkgconf_fragment_render_ops_ {
371 size_t (*render_len)(const pkgconf_list_t *list, bool escape);
372 void (*render_buf)(const pkgconf_list_t *list, char *buf, size_t len, bool escape);
373} pkgconf_fragment_render_ops_t;
374
375typedef bool (*pkgconf_fragment_filter_func_t)(const pkgconf_client_t *client, const pkgconf_fragment_t *frag, void *data);
376PKGCONF_API bool pkgconf_fragment_parse(const pkgconf_client_t *client, pkgconf_list_t *list, pkgconf_list_t *vars, const char *value, unsigned int flags);
377PKGCONF_API void pkgconf_fragment_insert(const pkgconf_client_t *client, pkgconf_list_t *list, char type, const char *data, bool tail);
378PKGCONF_API void pkgconf_fragment_add(const pkgconf_client_t *client, pkgconf_list_t *list, const char *string, unsigned int flags);
379PKGCONF_API void pkgconf_fragment_copy(const pkgconf_client_t *client, pkgconf_list_t *list, const pkgconf_fragment_t *base, bool is_private);
380PKGCONF_API void pkgconf_fragment_copy_list(const pkgconf_client_t *client, pkgconf_list_t *list, const pkgconf_list_t *base);
381PKGCONF_API void pkgconf_fragment_delete(pkgconf_list_t *list, pkgconf_fragment_t *node);
382PKGCONF_API void pkgconf_fragment_free(pkgconf_list_t *list);
383PKGCONF_API void pkgconf_fragment_filter(const pkgconf_client_t *client, pkgconf_list_t *dest, pkgconf_list_t *src, pkgconf_fragment_filter_func_t filter_func, void *data);
384PKGCONF_API size_t pkgconf_fragment_render_len(const pkgconf_list_t *list, bool escape, const pkgconf_fragment_render_ops_t *ops);
385PKGCONF_API void pkgconf_fragment_render_buf(const pkgconf_list_t *list, char *buf, size_t len, bool escape, const pkgconf_fragment_render_ops_t *ops);
386PKGCONF_API char *pkgconf_fragment_render(const pkgconf_list_t *list, bool escape, const pkgconf_fragment_render_ops_t *ops);
387PKGCONF_API bool pkgconf_fragment_has_system_dir(const pkgconf_client_t *client, const pkgconf_fragment_t *frag);
388
389/* tuple.c */
390PKGCONF_API pkgconf_tuple_t *pkgconf_tuple_add(const pkgconf_client_t *client, pkgconf_list_t *parent, const char *key, const char *value, bool parse, unsigned int flags);
391PKGCONF_API char *pkgconf_tuple_find(const pkgconf_client_t *client, pkgconf_list_t *list, const char *key);
392PKGCONF_API char *pkgconf_tuple_parse(const pkgconf_client_t *client, pkgconf_list_t *list, const char *value, unsigned int flags);
393PKGCONF_API void pkgconf_tuple_free(pkgconf_list_t *list);
394PKGCONF_API void pkgconf_tuple_free_entry(pkgconf_tuple_t *tuple, pkgconf_list_t *list);
395PKGCONF_API void pkgconf_tuple_add_global(pkgconf_client_t *client, const char *key, const char *value);
396PKGCONF_API char *pkgconf_tuple_find_global(const pkgconf_client_t *client, const char *key);
397PKGCONF_API void pkgconf_tuple_free_global(pkgconf_client_t *client);
398PKGCONF_API void pkgconf_tuple_define_global(pkgconf_client_t *client, const char *kv);
399
400/* queue.c */
401PKGCONF_API void pkgconf_queue_push(pkgconf_list_t *list, const char *package);
402PKGCONF_API bool pkgconf_queue_compile(pkgconf_client_t *client, pkgconf_pkg_t *world, pkgconf_list_t *list);
403PKGCONF_API bool pkgconf_queue_solve(pkgconf_client_t *client, pkgconf_list_t *list, pkgconf_pkg_t *world, int maxdepth);
404PKGCONF_API void pkgconf_queue_free(pkgconf_list_t *list);
405PKGCONF_API bool pkgconf_queue_apply(pkgconf_client_t *client, pkgconf_list_t *list, pkgconf_queue_apply_func_t func, int maxdepth, void *data);
406PKGCONF_API bool pkgconf_queue_validate(pkgconf_client_t *client, pkgconf_list_t *list, int maxdepth);
407PKGCONF_API void pkgconf_solution_free(pkgconf_client_t *client, pkgconf_pkg_t *world);
408
409/* cache.c */
410PKGCONF_API pkgconf_pkg_t *pkgconf_cache_lookup(pkgconf_client_t *client, const char *id);
411PKGCONF_API void pkgconf_cache_add(pkgconf_client_t *client, pkgconf_pkg_t *pkg);
412PKGCONF_API void pkgconf_cache_remove(pkgconf_client_t *client, pkgconf_pkg_t *pkg);
413PKGCONF_API void pkgconf_cache_free(pkgconf_client_t *client);
414
415/* audit.c */
416PKGCONF_API void pkgconf_audit_set_log(pkgconf_client_t *client, FILE *auditf);
417PKGCONF_API void pkgconf_audit_log(pkgconf_client_t *client, const char *format, ...) PRINTFLIKE(2, 3);
418PKGCONF_API void pkgconf_audit_log_dependency(pkgconf_client_t *client, const pkgconf_pkg_t *dep, const pkgconf_dependency_t *depnode);
419
420/* path.c */
421PKGCONF_API void pkgconf_path_add(const char *text, pkgconf_list_t *dirlist, bool filter);
422PKGCONF_API void pkgconf_path_prepend(const char *text, pkgconf_list_t *dirlist, bool filter);
423PKGCONF_API size_t pkgconf_path_split(const char *text, pkgconf_list_t *dirlist, bool filter);
424PKGCONF_API size_t pkgconf_path_build_from_environ(const char *envvarname, const char *fallback, pkgconf_list_t *dirlist, bool filter);
425PKGCONF_API bool pkgconf_path_match_list(const char *path, const pkgconf_list_t *dirlist);
426PKGCONF_API void pkgconf_path_free(pkgconf_list_t *dirlist);
427PKGCONF_API bool pkgconf_path_relocate(char *buf, size_t buflen);
428PKGCONF_API void pkgconf_path_copy_list(pkgconf_list_t *dst, const pkgconf_list_t *src);
429
430/* buffer.c */
431typedef struct pkgconf_buffer_ {
432 char *base;
433 char *end;
434} pkgconf_buffer_t;
435
436PKGCONF_API void pkgconf_buffer_append(pkgconf_buffer_t *buffer, const char *text);
437PKGCONF_API void pkgconf_buffer_push_byte(pkgconf_buffer_t *buffer, char byte);
438PKGCONF_API void pkgconf_buffer_trim_byte(pkgconf_buffer_t *buffer);
439PKGCONF_API void pkgconf_buffer_finalize(pkgconf_buffer_t *buffer);
440static inline const char *pkgconf_buffer_str(const pkgconf_buffer_t *buffer) {
441 return buffer->base;
442}
443
444static inline size_t pkgconf_buffer_len(const pkgconf_buffer_t *buffer) {
445 return (size_t)(ptrdiff_t)(buffer->end - buffer->base);
446}
447
448static inline char pkgconf_buffer_lastc(const pkgconf_buffer_t *buffer) {
449 if (buffer->base == buffer->end)
450 return '\0';
451
452 return *(buffer->end - 1);
453}
454
455#define PKGCONF_BUFFER_INITIALIZER { NULL, NULL }
456
457static inline void pkgconf_buffer_reset(pkgconf_buffer_t *buffer) {
458 pkgconf_buffer_finalize(buffer);
459 buffer->base = buffer->end = NULL;
460}
461
462/* fileio.c */
463PKGCONF_API bool pkgconf_fgetline(pkgconf_buffer_t *buffer, FILE *stream);
464
465#ifdef __cplusplus
466}
467#endif
468
469#endif