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-rw-r--r--initd/env.c137
1 files changed, 0 insertions, 137 deletions
diff --git a/initd/env.c b/initd/env.c
deleted file mode 100644
index c6a9e65..0000000
--- a/initd/env.c
+++ /dev/null
@@ -1,137 +0,0 @@
-/* SPDX-License-Identifier: GPL-3.0-or-later */
-/*
- * Copyright (C) 2018 - David Oberhollenzer
- *
- * 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, either version 3 of the License, or
- * (at your option) any later version.
- *
- * 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.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program. If not, see <https://www.gnu.org/licenses/>.
- */
-#include <unistd.h>
-#include <string.h>
-#include <stdlib.h>
-#include <stdio.h>
-#include <fcntl.h>
-
-#include "init.h"
-#include "util.h"
-
-struct entry {
- struct entry *next;
- char data[];
-};
-
-extern char **environ;
-
-static void free_list(struct entry *list)
-{
- struct entry *e;
-
- while (list != NULL) {
- e = list;
- list = list->next;
- free(e);
- }
-}
-
-static struct entry *parse_list(rdline_t *rd)
-{
- struct entry *e, *list = NULL;
- char *ptr;
-
- while (rdline(rd) == 0) {
- ptr = rd->buffer;
-
- while (*ptr != '\0' && *ptr != ' ' && *ptr != '=')
- ++ptr;
-
- if (*ptr == ' ')
- memmove(ptr, ptr + 1, strlen(ptr + 1) + 1);
-
- if (*(ptr++) != '=') {
- fprintf(stderr, "%s: %zu: line is not of the shape "
- "'key = value', skipping\n",
- rd->filename, rd->lineno);
- continue;
- }
-
- if (*ptr == ' ')
- memmove(ptr, ptr + 1, strlen(ptr + 1) + 1);
-
- if (unescape(ptr)) {
- fprintf(stderr, "%s: %zu: malformed string constant, "
- "skipping\n",
- rd->filename, rd->lineno);
- continue;
- }
-
- e = calloc(1, sizeof(*e) + strlen(rd->buffer) + 1);
- if (e == NULL)
- goto fail_oom;
-
- strcpy(e->data, rd->buffer);
- e->next = list;
- list = e;
- }
-
- return list;
-fail_oom:
- fputs("out of memory\n", stderr);
- free_list(list);
- return NULL;
-}
-
-static struct entry *list_from_file(void)
-{
- struct entry *list;
- rdline_t rd;
- int fd;
-
- fd = open(ENVFILE, O_RDONLY);
- if (fd < 0) {
- perror(ENVFILE);
- return NULL;
- }
-
- rdline_init(&rd, fd, ENVFILE, 0, NULL);
- list = parse_list(&rd);
- close(fd);
- return list;
-}
-
-int initenv(void)
-{
- struct entry *list, *e;
- int i, count;
- char **envp;
-
- list = list_from_file();
- if (list == NULL)
- return -1;
-
- for (count = 0, e = list; e != NULL; e = e->next)
- ++count;
-
- envp = malloc((count + 1) * sizeof(char *));
- if (envp == NULL) {
- fputs("out of memory\n", stderr);
- free_list(list);
- return -1;
- }
-
- for (i = 0, e = list; e != NULL; e = e->next)
- envp[i] = e->data;
-
- envp[i] = NULL;
-
- environ = envp;
- return 0;
-}