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- /*
- * libuci - Library for the Unified Configuration Interface
- * Copyright (C) 2008 Felix Fietkau <nbd@openwrt.org>
- *
- * this program is free software; you can redistribute it and/or modify
- * it under the terms of the gnu lesser general public license version 2.1
- * as published by the free software foundation
- *
- * 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.
- */
- /*
- * This file contains the code for parsing uci config files
- */
- #include <sys/types.h>
- #include <sys/stat.h>
- #include <stdbool.h>
- #include <unistd.h>
- #include <fcntl.h>
- #include <stdio.h>
- #include <ctype.h>
- #define LINEBUF 32
- #define LINEBUF_MAX 4096
- static void uci_parse_error(struct uci_context *ctx, char *pos, char *reason)
- {
- struct uci_parse_context *pctx = ctx->pctx;
- pctx->reason = reason;
- pctx->byte = pos - pctx->buf;
- UCI_THROW(ctx, UCI_ERR_PARSE);
- }
- /*
- * Fetch a new line from the input stream and resize buffer if necessary
- */
- static void uci_getln(struct uci_context *ctx, int offset)
- {
- struct uci_parse_context *pctx = ctx->pctx;
- char *p;
- int ofs;
- if (pctx->buf == NULL) {
- pctx->buf = uci_malloc(ctx, LINEBUF);
- pctx->bufsz = LINEBUF;
- }
- ofs = offset;
- do {
- p = &pctx->buf[ofs];
- p[ofs] = 0;
- p = fgets(p, pctx->bufsz - ofs, pctx->file);
- if (!p || !*p)
- return;
- ofs += strlen(p);
- if (pctx->buf[ofs - 1] == '\n') {
- pctx->line++;
- pctx->buf[ofs - 1] = 0;
- return;
- }
- if (pctx->bufsz > LINEBUF_MAX/2)
- uci_parse_error(ctx, p, "line too long");
- pctx->bufsz *= 2;
- pctx->buf = uci_realloc(ctx, pctx->buf, pctx->bufsz);
- } while (1);
- }
- /*
- * Clean up all extra memory used by the parser and exporter
- */
- static void uci_file_cleanup(struct uci_context *ctx)
- {
- struct uci_parse_context *pctx;
- if (ctx->buf) {
- free(ctx->buf);
- ctx->buf = NULL;
- ctx->bufsz = 0;
- }
- pctx = ctx->pctx;
- if (!pctx)
- return;
- ctx->pctx = NULL;
- if (pctx->package)
- uci_free_package(&pctx->package);
- if (pctx->buf)
- free(pctx->buf);
- free(pctx);
- }
- /*
- * parse a character escaped by '\'
- * returns true if the escaped character is to be parsed
- * returns false if the escaped character is to be ignored
- */
- static inline bool parse_backslash(struct uci_context *ctx, char **str)
- {
- /* skip backslash */
- *str += 1;
- /* undecoded backslash at the end of line, fetch the next line */
- if (!**str) {
- *str += 1;
- uci_getln(ctx, *str - ctx->pctx->buf);
- return false;
- }
- /* FIXME: decode escaped char, necessary? */
- return true;
- }
- /*
- * move the string pointer forward until a non-whitespace character or
- * EOL is reached
- */
- static void skip_whitespace(struct uci_context *ctx, char **str)
- {
- restart:
- while (**str && isspace(**str))
- *str += 1;
- if (**str == '\\') {
- if (!parse_backslash(ctx, str))
- goto restart;
- }
- }
- static inline void addc(char **dest, char **src)
- {
- **dest = **src;
- *dest += 1;
- *src += 1;
- }
- /*
- * parse a double quoted string argument from the command line
- */
- static void parse_double_quote(struct uci_context *ctx, char **str, char **target)
- {
- char c;
- /* skip quote character */
- *str += 1;
- while ((c = **str)) {
- switch(c) {
- case '"':
- **target = 0;
- *str += 1;
- return;
- case '\\':
- if (!parse_backslash(ctx, str))
- continue;
- /* fall through */
- default:
- addc(target, str);
- break;
- }
- }
- uci_parse_error(ctx, *str, "unterminated \"");
- }
- /*
- * parse a single quoted string argument from the command line
- */
- static void parse_single_quote(struct uci_context *ctx, char **str, char **target)
- {
- char c;
- /* skip quote character */
- *str += 1;
- while ((c = **str)) {
- switch(c) {
- case '\'':
- **target = 0;
- *str += 1;
- return;
- default:
- addc(target, str);
- }
- }
- uci_parse_error(ctx, *str, "unterminated '");
- }
- /*
- * parse a string from the command line and detect the quoting style
- */
- static void parse_str(struct uci_context *ctx, char **str, char **target)
- {
- do {
- switch(**str) {
- case '\'':
- parse_single_quote(ctx, str, target);
- break;
- case '"':
- parse_double_quote(ctx, str, target);
- break;
- case 0:
- goto done;
- case '\\':
- if (!parse_backslash(ctx, str))
- continue;
- /* fall through */
- default:
- addc(target, str);
- break;
- }
- } while (**str && !isspace(**str));
- done:
- /*
- * if the string was unquoted and we've stopped at a whitespace
- * character, skip to the next one, because the whitespace will
- * be overwritten by a null byte here
- */
- if (**str)
- *str += 1;
- /* terminate the parsed string */
- **target = 0;
- }
- /*
- * extract the next argument from the command line
- */
- static char *next_arg(struct uci_context *ctx, char **str, bool required, bool name)
- {
- char *val;
- char *ptr;
- val = ptr = *str;
- skip_whitespace(ctx, str);
- parse_str(ctx, str, &ptr);
- if (!*val) {
- if (required)
- uci_parse_error(ctx, *str, "insufficient arguments");
- goto done;
- }
- if (name && !uci_validate_name(val))
- uci_parse_error(ctx, val, "invalid character in field");
- done:
- return val;
- }
- /*
- * verify that the end of the line or command is reached.
- * throw an error if extra arguments are given on the command line
- */
- static void assert_eol(struct uci_context *ctx, char **str)
- {
- char *tmp;
- tmp = next_arg(ctx, str, false, false);
- if (tmp && *tmp)
- uci_parse_error(ctx, *str, "too many arguments");
- }
- /*
- * switch to a different config, either triggered by uci_load, or by a
- * 'package <...>' statement in the import file
- */
- static void uci_switch_config(struct uci_context *ctx)
- {
- struct uci_parse_context *pctx;
- struct uci_element *e;
- const char *name;
- pctx = ctx->pctx;
- name = pctx->name;
- /* add the last config to main config file list */
- if (pctx->package) {
- uci_list_add(&ctx->root, &pctx->package->e.list);
- pctx->package = NULL;
- pctx->section = NULL;
- }
- if (!name)
- return;
- /*
- * if an older config under the same name exists, unload it
- * ignore errors here, e.g. if the config was not found
- */
- e = uci_lookup_list(ctx, &ctx->root, name);
- if (e)
- UCI_THROW(ctx, UCI_ERR_DUPLICATE);
- pctx->package = uci_alloc_package(ctx, name);
- }
- /*
- * parse the 'package' uci command (next config package)
- */
- static void uci_parse_package(struct uci_context *ctx, char **str, bool single)
- {
- char *name = NULL;
- /* command string null-terminated by strtok */
- *str += strlen(*str) + 1;
- name = next_arg(ctx, str, true, true);
- assert_eol(ctx, str);
- if (single)
- return;
- ctx->pctx->name = name;
- uci_switch_config(ctx);
- }
- /* Based on an efficient hash function published by D. J. Bernstein */
- static unsigned int djbhash(unsigned int hash, char *str)
- {
- int len = strlen(str);
- int i;
- /* initial value */
- if (hash == ~0)
- hash = 5381;
- for(i = 0; i < len; i++) {
- hash = ((hash << 5) + hash) + str[i];
- }
- return (hash & 0x7FFFFFFF);
- }
- /* fix up an unnamed section */
- static void uci_fixup_section(struct uci_context *ctx, struct uci_section *s)
- {
- unsigned int hash = ~0;
- struct uci_element *e;
- char buf[16];
- if (!s || s->e.name)
- return;
- /*
- * Generate a name for unnamed sections. This is used as reference
- * when locating or updating the section from apps/scripts.
- * To make multiple concurrent versions somewhat safe for updating,
- * the name is generated from a hash of its type and name/value
- * pairs of its option, and it is prefixed by a counter value.
- * If the order of the unnamed sections changes for some reason,
- * updates to them will be rejected.
- */
- hash = djbhash(hash, s->type);
- uci_foreach_element(&s->options, e) {
- hash = djbhash(hash, e->name);
- hash = djbhash(hash, uci_to_option(e)->value);
- }
- sprintf(buf, "cfg%02x%04x", ++s->package->n_section, hash % (1 << 16));
- s->e.name = uci_strdup(ctx, buf);
- }
- /*
- * parse the 'config' uci command (open a section)
- */
- static void uci_parse_config(struct uci_context *ctx, char **str)
- {
- struct uci_section *s;
- char *name = NULL;
- char *type = NULL;
- uci_fixup_section(ctx, ctx->pctx->section);
- if (!ctx->pctx->package) {
- if (!ctx->pctx->name)
- uci_parse_error(ctx, *str, "attempting to import a file without a package name");
- uci_switch_config(ctx);
- }
- /* command string null-terminated by strtok */
- *str += strlen(*str) + 1;
- type = next_arg(ctx, str, true, true);
- name = next_arg(ctx, str, false, true);
- assert_eol(ctx, str);
- ctx->pctx->section = uci_alloc_section(ctx->pctx->package, type, name);
- }
- /*
- * parse the 'option' uci command (open a value)
- */
- static void uci_parse_option(struct uci_context *ctx, char **str)
- {
- char *name = NULL;
- char *value = NULL;
- if (!ctx->pctx->section)
- uci_parse_error(ctx, *str, "option command found before the first section");
- /* command string null-terminated by strtok */
- *str += strlen(*str) + 1;
- name = next_arg(ctx, str, true, true);
- value = next_arg(ctx, str, true, false);
- assert_eol(ctx, str);
- uci_alloc_option(ctx->pctx->section, name, value);
- }
- /*
- * parse a complete input line, split up combined commands by ';'
- */
- static void uci_parse_line(struct uci_context *ctx, bool single)
- {
- struct uci_parse_context *pctx = ctx->pctx;
- char *word, *brk = NULL;
- for (word = strtok_r(pctx->buf, ";", &brk);
- word;
- word = strtok_r(NULL, ";", &brk)) {
- char *pbrk = NULL;
- word = strtok_r(word, " \t", &pbrk);
- switch(word[0]) {
- case 'p':
- if ((word[1] == 0) || !strcmp(word + 1, "ackage"))
- uci_parse_package(ctx, &word, single);
- break;
- case 'c':
- if ((word[1] == 0) || !strcmp(word + 1, "onfig"))
- uci_parse_config(ctx, &word);
- break;
- case 'o':
- if ((word[1] == 0) || !strcmp(word + 1, "ption"))
- uci_parse_option(ctx, &word);
- break;
- default:
- uci_parse_error(ctx, word, "unterminated command");
- break;
- }
- }
- }
- /* max number of characters that escaping adds to the string */
- #define UCI_QUOTE_ESCAPE "'\\''"
- /*
- * escape an uci string for export
- */
- static char *uci_escape(struct uci_context *ctx, char *str)
- {
- char *s, *p;
- int pos = 0;
- if (!ctx->buf) {
- ctx->bufsz = LINEBUF;
- ctx->buf = malloc(LINEBUF);
- }
- s = str;
- p = strchr(str, '\'');
- if (!p)
- return str;
- do {
- int len = p - s;
- if (len > 0) {
- if (p + sizeof(UCI_QUOTE_ESCAPE) - str >= ctx->bufsz) {
- ctx->bufsz *= 2;
- ctx->buf = realloc(ctx->buf, ctx->bufsz);
- if (!ctx->buf)
- UCI_THROW(ctx, UCI_ERR_MEM);
- }
- memcpy(&ctx->buf[pos], s, len);
- pos += len;
- }
- strcpy(&ctx->buf[pos], UCI_QUOTE_ESCAPE);
- pos += sizeof(UCI_QUOTE_ESCAPE);
- s = p + 1;
- } while ((p = strchr(s, '\'')));
- return ctx->buf;
- }
- /*
- * export a single config package to a file stream
- */
- static void uci_export_package(struct uci_package *p, FILE *stream, bool header)
- {
- struct uci_context *ctx = p->ctx;
- struct uci_element *s, *o;
- if (header)
- fprintf(stream, "package '%s'\n", uci_escape(ctx, p->e.name));
- uci_foreach_element(&p->sections, s) {
- struct uci_section *sec = uci_to_section(s);
- fprintf(stream, "\nconfig '%s'", uci_escape(ctx, sec->type));
- if (!sec->anonymous)
- fprintf(stream, " '%s'", uci_escape(ctx, sec->e.name));
- fprintf(stream, "\n");
- uci_foreach_element(&sec->options, o) {
- struct uci_option *opt = uci_to_option(o);
- fprintf(stream, "\toption '%s'", uci_escape(ctx, opt->e.name));
- fprintf(stream, " '%s'\n", uci_escape(ctx, opt->value));
- }
- }
- fprintf(stream, "\n");
- }
- int uci_export(struct uci_context *ctx, FILE *stream, struct uci_package *package, bool header)
- {
- struct uci_element *e;
- UCI_HANDLE_ERR(ctx);
- UCI_ASSERT(ctx, stream != NULL);
- if (package)
- uci_export_package(package, stream, header);
- else {
- uci_foreach_element(&ctx->root, e) {
- uci_export_package(uci_to_package(e), stream, header);
- }
- }
- return 0;
- }
- int uci_import(struct uci_context *ctx, FILE *stream, const char *name, struct uci_package **package, bool single)
- {
- struct uci_parse_context *pctx;
- /* make sure no memory from previous parse attempts is leaked */
- uci_file_cleanup(ctx);
- pctx = (struct uci_parse_context *) uci_malloc(ctx, sizeof(struct uci_parse_context));
- ctx->pctx = pctx;
- pctx->file = stream;
- /*
- * If 'name' was supplied, assume that the supplied stream does not contain
- * the appropriate 'package <name>' string to specify the config name
- * NB: the config file can still override the package name
- */
- if (name)
- pctx->name = name;
- while (!feof(pctx->file)) {
- uci_getln(ctx, 0);
- UCI_TRAP_SAVE(ctx, error);
- if (pctx->buf[0])
- uci_parse_line(ctx, single);
- UCI_TRAP_RESTORE(ctx);
- continue;
- error:
- if (ctx->flags & UCI_FLAG_PERROR)
- uci_perror(ctx, NULL);
- if ((ctx->errno != UCI_ERR_PARSE) ||
- (ctx->flags & UCI_FLAG_STRICT))
- UCI_THROW(ctx, ctx->errno);
- }
- uci_fixup_section(ctx, ctx->pctx->section);
- if (package)
- *package = pctx->package;
- pctx->name = NULL;
- uci_switch_config(ctx);
- /* no error happened, we can get rid of the parser context now */
- uci_file_cleanup(ctx);
- return 0;
- }
- /*
- * open a stream and go to the right position
- *
- * note: when opening for write and seeking to the beginning of
- * the stream, truncate the file
- */
- static FILE *uci_open_stream(struct uci_context *ctx, const char *filename, int pos, bool write, bool create)
- {
- struct stat statbuf;
- FILE *file = NULL;
- int fd, ret;
- int mode = (write ? O_RDWR : O_RDONLY);
- if (create)
- mode |= O_CREAT;
- if (!write && ((stat(filename, &statbuf) < 0) ||
- ((statbuf.st_mode & S_IFMT) != S_IFREG))) {
- UCI_THROW(ctx, UCI_ERR_NOTFOUND);
- }
- fd = open(filename, mode, UCI_FILEMODE);
- if (fd <= 0)
- goto error;
- if (flock(fd, (write ? LOCK_EX : LOCK_SH)) < 0)
- goto error;
- ret = lseek(fd, 0, pos);
- if (ret < 0)
- goto error;
- file = fdopen(fd, (write ? "w+" : "r"));
- if (file)
- goto done;
- error:
- UCI_THROW(ctx, UCI_ERR_IO);
- done:
- return file;
- }
- static void uci_close_stream(FILE *stream)
- {
- int fd;
- if (!stream)
- return;
- fd = fileno(stream);
- flock(fd, LOCK_UN);
- fclose(stream);
- }
- static void uci_parse_history_line(struct uci_context *ctx, struct uci_package *p, char *buf)
- {
- bool delete = false;
- bool rename = false;
- char *package = NULL;
- char *section = NULL;
- char *option = NULL;
- char *value = NULL;
- if (buf[0] == '-') {
- delete = true;
- buf++;
- } else if (buf[0] == '@') {
- rename = true;
- buf++;
- }
- UCI_INTERNAL(uci_parse_tuple, ctx, buf, &package, §ion, &option, &value);
- if (!package || !section || (!delete && !value))
- goto error;
- if (strcmp(package, p->e.name) != 0)
- goto error;
- if (!uci_validate_name(section))
- goto error;
- if (option && !uci_validate_name(option))
- goto error;
- if (rename)
- UCI_INTERNAL(uci_rename, ctx, p, section, option, value);
- else if (delete)
- UCI_INTERNAL(uci_delete, ctx, p, section, option);
- else
- UCI_INTERNAL(uci_set, ctx, p, section, option, value);
- return;
- error:
- UCI_THROW(ctx, UCI_ERR_PARSE);
- }
- static void uci_parse_history(struct uci_context *ctx, FILE *stream, struct uci_package *p)
- {
- struct uci_parse_context *pctx;
- /* make sure no memory from previous parse attempts is leaked */
- uci_file_cleanup(ctx);
- pctx = (struct uci_parse_context *) uci_malloc(ctx, sizeof(struct uci_parse_context));
- ctx->pctx = pctx;
- pctx->file = stream;
- while (!feof(pctx->file)) {
- uci_getln(ctx, 0);
- if (!pctx->buf[0])
- continue;
- /*
- * ignore parse errors in single lines, we want to preserve as much
- * history as possible
- */
- UCI_TRAP_SAVE(ctx, error);
- uci_parse_history_line(ctx, p, pctx->buf);
- UCI_TRAP_RESTORE(ctx);
- error:
- continue;
- }
- /* no error happened, we can get rid of the parser context now */
- uci_file_cleanup(ctx);
- }
- static void uci_load_history(struct uci_context *ctx, struct uci_package *p, bool flush)
- {
- char *filename = NULL;
- FILE *f = NULL;
- if (!p->confdir)
- return;
- if ((asprintf(&filename, "%s/%s", UCI_SAVEDIR, p->e.name) < 0) || !filename)
- UCI_THROW(ctx, UCI_ERR_MEM);
- UCI_TRAP_SAVE(ctx, done);
- f = uci_open_stream(ctx, filename, SEEK_SET, flush, false);
- uci_parse_history(ctx, f, p);
- UCI_TRAP_RESTORE(ctx);
- done:
- if (flush && f) {
- rewind(f);
- ftruncate(fileno(f), 0);
- }
- if (filename)
- free(filename);
- uci_close_stream(f);
- ctx->errno = 0;
- }
- int uci_load(struct uci_context *ctx, const char *name, struct uci_package **package)
- {
- char *filename;
- bool confdir;
- FILE *file = NULL;
- UCI_HANDLE_ERR(ctx);
- UCI_ASSERT(ctx, name != NULL);
- switch (name[0]) {
- case '.':
- /* relative path outside of /etc/config */
- if (name[1] != '/')
- UCI_THROW(ctx, UCI_ERR_NOTFOUND);
- /* fall through */
- case '/':
- /* absolute path outside of /etc/config */
- filename = uci_strdup(ctx, name);
- name = strrchr(name, '/') + 1;
- confdir = false;
- break;
- default:
- /* config in /etc/config */
- if (strchr(name, '/'))
- UCI_THROW(ctx, UCI_ERR_INVAL);
- filename = uci_malloc(ctx, strlen(name) + sizeof(UCI_CONFDIR) + 2);
- sprintf(filename, UCI_CONFDIR "/%s", name);
- confdir = true;
- break;
- }
- file = uci_open_stream(ctx, filename, SEEK_SET, false, false);
- ctx->errno = 0;
- UCI_TRAP_SAVE(ctx, done);
- uci_import(ctx, file, name, package, true);
- UCI_TRAP_RESTORE(ctx);
- if (*package) {
- (*package)->path = filename;
- (*package)->confdir = confdir;
- uci_load_history(ctx, *package, false);
- }
- done:
- uci_close_stream(file);
- return ctx->errno;
- }
- int uci_save(struct uci_context *ctx, struct uci_package *p)
- {
- FILE *f = NULL;
- char *filename = NULL;
- struct uci_element *e, *tmp;
- UCI_HANDLE_ERR(ctx);
- UCI_ASSERT(ctx, p != NULL);
- /*
- * if the config file was outside of the /etc/config path,
- * don't save the history to a file, update the real file
- * directly.
- * does not modify the uci_package pointer
- */
- if (!p->confdir)
- return uci_commit(ctx, &p);
- if (uci_list_empty(&p->history))
- return 0;
- if ((asprintf(&filename, "%s/%s", UCI_SAVEDIR, p->e.name) < 0) || !filename)
- UCI_THROW(ctx, UCI_ERR_MEM);
- ctx->errno = 0;
- UCI_TRAP_SAVE(ctx, done);
- f = uci_open_stream(ctx, filename, SEEK_END, true, true);
- UCI_TRAP_RESTORE(ctx);
- uci_foreach_element_safe(&p->history, tmp, e) {
- struct uci_history *h = uci_to_history(e);
- if (h->cmd == UCI_CMD_REMOVE)
- fprintf(f, "-");
- else if (h->cmd == UCI_CMD_RENAME)
- fprintf(f, "@");
- fprintf(f, "%s.%s", p->e.name, h->section);
- if (e->name)
- fprintf(f, ".%s", e->name);
- if (h->cmd == UCI_CMD_REMOVE)
- fprintf(f, "\n");
- else
- fprintf(f, "=%s\n", h->value);
- uci_free_history(h);
- }
- done:
- uci_close_stream(f);
- if (filename)
- free(filename);
- if (ctx->errno)
- UCI_THROW(ctx, ctx->errno);
- return 0;
- }
- int uci_commit(struct uci_context *ctx, struct uci_package **package)
- {
- struct uci_package *p;
- FILE *f = NULL;
- char *name = NULL;
- char *path = NULL;
- UCI_HANDLE_ERR(ctx);
- UCI_ASSERT(ctx, package != NULL);
- p = *package;
- UCI_ASSERT(ctx, p != NULL);
- UCI_ASSERT(ctx, p->path != NULL);
- /* open the config file for writing now, so that it is locked */
- f = uci_open_stream(ctx, p->path, SEEK_SET, true, true);
- /* flush unsaved changes and reload from history file */
- UCI_TRAP_SAVE(ctx, done);
- if (p->confdir) {
- name = uci_strdup(ctx, p->e.name);
- path = uci_strdup(ctx, p->path);
- if (!uci_list_empty(&p->history))
- UCI_INTERNAL(uci_save, ctx, p);
- uci_free_package(&p);
- uci_file_cleanup(ctx);
- UCI_INTERNAL(uci_import, ctx, f, name, &p, true);
- p->path = path;
- p->confdir = true;
- *package = p;
- /* freed together with the uci_package */
- path = NULL;
- /* check for updated history, just in case */
- uci_load_history(ctx, p, true);
- }
- rewind(f);
- ftruncate(fileno(f), 0);
- uci_export(ctx, f, p, false);
- UCI_TRAP_RESTORE(ctx);
- done:
- if (name)
- free(name);
- if (path)
- free(path);
- uci_close_stream(f);
- if (ctx->errno)
- UCI_THROW(ctx, ctx->errno);
- return 0;
- }
- /*
- * This function returns the filename by returning the string
- * after the last '/' character. By checking for a non-'\0'
- * character afterwards, directories are ignored (glob marks
- * those with a trailing '/'
- */
- static inline char *get_filename(char *path)
- {
- char *p;
- p = strrchr(path, '/');
- p++;
- if (!*p)
- return NULL;
- return p;
- }
- int uci_list_configs(struct uci_context *ctx, char ***list)
- {
- char **configs;
- glob_t globbuf;
- int size, i;
- char *buf;
- UCI_HANDLE_ERR(ctx);
- if (glob(UCI_CONFDIR "/*", GLOB_MARK, NULL, &globbuf) != 0)
- UCI_THROW(ctx, UCI_ERR_NOTFOUND);
- size = sizeof(char *) * (globbuf.gl_pathc + 1);
- for(i = 0; i < globbuf.gl_pathc; i++) {
- char *p;
- p = get_filename(globbuf.gl_pathv[i]);
- if (!p)
- continue;
- size += strlen(p) + 1;
- }
- configs = uci_malloc(ctx, size);
- buf = (char *) &configs[globbuf.gl_pathc + 1];
- for(i = 0; i < globbuf.gl_pathc; i++) {
- char *p;
- p = get_filename(globbuf.gl_pathv[i]);
- if (!p)
- continue;
- configs[i] = buf;
- strcpy(buf, p);
- buf += strlen(buf) + 1;
- }
- *list = configs;
- return 0;
- }
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