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-rw-r--r--shell/ash.c6
-rw-r--r--shell/hush.c11
2 files changed, 16 insertions, 1 deletions
diff --git a/shell/ash.c b/shell/ash.c
index 7a097c814..cabeb40c5 100644
--- a/shell/ash.c
+++ b/shell/ash.c
@@ -41,6 +41,7 @@
#include <setjmp.h>
#include <fnmatch.h>
#include <sys/times.h>
+#include <sys/utsname.h> /* for setting $HOSTNAME */
#include "busybox.h" /* for applet_names */
#include "unicode.h"
@@ -13018,6 +13019,11 @@ init(void)
#if ENABLE_ASH_BASH_COMPAT
p = lookupvar("SHLVL");
setvar("SHLVL", utoa((p ? atoi(p) : 0) + 1), VEXPORT);
+ if (!lookupvar("HOSTNAME")) {
+ struct utsname uts;
+ uname(&uts);
+ setvar2("HOSTNAME", uts.nodename);
+ }
#endif
p = lookupvar("PWD");
if (p) {
diff --git a/shell/hush.c b/shell/hush.c
index 7b0ea8b0c..e1d0ece29 100644
--- a/shell/hush.c
+++ b/shell/hush.c
@@ -91,6 +91,7 @@
#if ENABLE_HUSH_CASE
# include <fnmatch.h>
#endif
+#include <sys/utsname.h> /* for setting $HOSTNAME */
#include "busybox.h" /* for APPLET_IS_NOFORK/NOEXEC */
#include "unicode.h"
@@ -7786,6 +7787,14 @@ int hush_main(int argc, char **argv)
/* Export PWD */
set_pwd_var(/*exp:*/ 1);
+
+#if ENABLE_HUSH_BASH_COMPAT
+ /* Set (but not export) HOSTNAME unless already set */
+ if (!get_local_var_value("HOSTNAME")) {
+ struct utsname uts;
+ uname(&uts);
+ set_local_var_from_halves("HOSTNAME", uts.nodename);
+ }
/* bash also exports SHLVL and _,
* and sets (but doesn't export) the following variables:
* BASH=/bin/bash
@@ -7794,7 +7803,6 @@ int hush_main(int argc, char **argv)
* HOSTTYPE=i386
* MACHTYPE=i386-pc-linux-gnu
* OSTYPE=linux-gnu
- * HOSTNAME=<xxxxxxxxxx>
* PPID=<NNNNN> - we also do it elsewhere
* EUID=<NNNNN>
* UID=<NNNNN>
@@ -7822,6 +7830,7 @@ int hush_main(int argc, char **argv)
* PS2='> '
* PS4='+ '
*/
+#endif
#if ENABLE_FEATURE_EDITING
G.line_input_state = new_line_input_t(FOR_SHELL);