X-Git-Url: https://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?a=blobdiff_plain;f=hostname-setup.c;fp=hostname-setup.c;h=0000000000000000000000000000000000000000;hb=e99e38bbdcca3fe5956823bdb3d38544ccf93221;hp=3b988d4c8b68dfdad2c25c545d736e0adb4b470a;hpb=e9da3678fcfc774b325dc1eaa054d0e00028a1fc;p=elogind.git
diff --git a/hostname-setup.c b/hostname-setup.c
deleted file mode 100644
index 3b988d4c8..000000000
--- a/hostname-setup.c
+++ /dev/null
@@ -1,168 +0,0 @@
-/*-*- Mode: C; c-basic-offset: 8 -*-*/
-
-/***
- This file is part of systemd.
-
- Copyright 2010 Lennart Poettering
-
- systemd 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 2 of the License, or
- (at your option) any later version.
-
- systemd 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 systemd; If not, see .
-***/
-
-#include
-#include
-#include
-#include
-#include
-
-#include "hostname-setup.h"
-#include "macro.h"
-#include "util.h"
-#include "log.h"
-
-#define LINE_MAX 4096
-
-#if defined(TARGET_FEDORA)
-#define FILENAME "/etc/sysconfig/network"
-#elif defined(TARGET_SUSE) || defined(TARGET_SLACKWARE)
-#define FILENAME "/etc/HOSTNAME"
-#elif defined(TARGET_DEBIAN)
-#define FILENAME "/etc/hostname"
-#elif defined(TARGET_ARCH)
-#define FILENAME "/etc/rc.conf"
-#elif defined(TARGET_GENTOO)
-#define FILENAME "/etc/conf.d/hostname"
-#endif
-
-static char* strip_bad_chars(char *s) {
- char *p, *d;
-
- for (p = s, d = s; *p; p++)
- if ((*p >= 'a' && *p <= 'z') ||
- (*p >= 'A' && *p <= 'Z') ||
- (*p >= '0' && *p <= '9') ||
- *p == '-' ||
- *p == '_')
- *(d++) = *p;
-
- *d = 0;
-
- return s;
-}
-
-static int read_hostname(char **hn) {
-
-#if defined(TARGET_FEDORA) || defined(TARGET_ARCH) || defined(TARGET_GENTOO)
- int r;
- FILE *f;
-
- assert(hn);
-
- if (!(f = fopen(FILENAME, "re")))
- return -errno;
-
- for (;;) {
- char line[LINE_MAX];
- char *s, *k;
-
- if (!fgets(line, sizeof(line), f)) {
- if (feof(f))
- break;
-
- r = -errno;
- goto finish;
- }
-
- s = strstrip(line);
-
- if (!startswith_no_case(s, "HOSTNAME="))
- continue;
-
- if (!(k = strdup(s+9))) {
- r = -ENOMEM;
- goto finish;
- }
-
- strip_bad_chars(k);
-
- if (k[0] == 0) {
- free(k);
- r = -ENOENT;
- goto finish;
- }
-
- *hn = k;
- break;
- }
-
- r = 0;
-
-finish:
- fclose(f);
- return r;
-
-#elif defined(TARGET_SUSE) || defined(TARGET_DEBIAN) || defined(TARGET_SLACKWARE)
- int r;
- char *s, *k;
-
- assert(hn);
-
- if ((r = read_one_line_file(FILENAME, &s)) < 0)
- return r;
-
- k = strdup(strstrip(s));
- free(s);
-
- if (!k)
- return -ENOMEM;
-
- strip_bad_chars(k);
-
- if (k[0] == 0) {
- free(k);
- return -ENOENT;
- }
-
- *hn = k;
-
-#else
-#warning "Don't know how to read the hostname"
-
- return -ENOENT;
-#endif
-
- return 0;
-}
-
-int hostname_setup(void) {
- int r;
- char *hn;
-
- if ((r = read_hostname(&hn)) < 0) {
- if (r != -ENOENT)
- log_warning("Failed to read configured hostname: %s", strerror(-r));
-
- return r;
- }
-
- r = sethostname(hn, strlen(hn)) < 0 ? -errno : 0;
-
- if (r < 0)
- log_warning("Failed to set hostname to <%s>: %s", hn, strerror(-r));
- else
- log_info("Set hostname to <%s>.", hn);
-
- free(hn);
-
- return r;
-}