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run_shell.c: style fix

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This commit is contained in:
Denis Vlasenko 2006-09-05 09:45:30 +00:00
parent d25a2645f5
commit 797b4d210d
1 changed files with 25 additions and 31 deletions
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56
libbb/run_shell.c
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@ -41,27 +41,21 @@
#endif #endif
#ifdef CONFIG_SELINUX #ifdef CONFIG_SELINUX
static security_context_t current_sid=NULL; static security_context_t current_sid;
void void
renew_current_security_context(void) renew_current_security_context(void)
{ {
if (current_sid) if (current_sid)
freecon(current_sid); /* Release old context */ freecon(current_sid); /* Release old context */
getcon(&current_sid); /* update */
getcon(&current_sid); /* update */
return;
} }
void void
set_current_security_context(security_context_t sid) set_current_security_context(security_context_t sid)
{ {
if (current_sid) if (current_sid)
freecon(current_sid); /* Release old context */ freecon(current_sid); /* Release old context */
current_sid = sid;
current_sid=sid;
return;
} }
#endif #endif
@ -71,37 +65,37 @@ set_current_security_context(security_context_t sid)
If ADDITIONAL_ARGS is nonzero, pass it to the shell as more If ADDITIONAL_ARGS is nonzero, pass it to the shell as more
arguments. */ arguments. */
void run_shell ( const char *shell, int loginshell, const char *command, const char **additional_args) void run_shell(const char *shell, int loginshell, const char *command, const char **additional_args)
{ {
const char **args; const char **args;
int argno = 1; int argno = 1;
int additional_args_cnt = 0; int additional_args_cnt = 0;
for ( args = additional_args; args && *args; args++ ) for (args = additional_args; args && *args; args++)
additional_args_cnt++; additional_args_cnt++;
args = (const char **) xmalloc (sizeof (char *) * ( 4 + additional_args_cnt )); args = xmalloc(sizeof(char*) * (4 + additional_args_cnt));
args [0] = bb_get_last_path_component ( xstrdup ( shell )); args[0] = bb_get_last_path_component(xstrdup(shell));
if ( loginshell ) if (loginshell)
args [0] = xasprintf ("-%s", args [0]); args[0] = xasprintf("-%s", args[0]);
if ( command ) { if (command) {
args [argno++] = "-c"; args[argno++] = "-c";
args [argno++] = command; args[argno++] = command;
} }
if ( additional_args ) { if (additional_args) {
for ( ; *additional_args; ++additional_args ) for (; *additional_args; ++additional_args)
args [argno++] = *additional_args; args[argno++] = *additional_args;
} }
args [argno] = 0; args[argno] = NULL;
#ifdef CONFIG_SELINUX #ifdef CONFIG_SELINUX
if ( (current_sid) && (!setexeccon(current_sid)) ) { if (current_sid && !setexeccon(current_sid)) {
freecon(current_sid); freecon(current_sid);
execve(shell, (char **) args, environ); execve(shell, (char **) args, environ);
} else } else
#endif #endif
execv ( shell, (char **) args ); execv(shell, (char **) args);
bb_perror_msg_and_die ( "cannot run %s", shell ); bb_perror_msg_and_die("cannot run %s", shell);
} }