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Fix STANDALONE_SHELL and ALWAYS_WIN options, last_path_73 by Vladimir N. Oleynik

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This commit is contained in:
Glenn L McGrath 2002-12-23 10:23:10 +00:00
parent 0a65e190f4
commit c00c56e7c8
1 changed files with 23 additions and 9 deletions
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32
shell/ash.c
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@ -3280,20 +3280,34 @@ static void tryexec(char *cmd, char **argv, char **envp)
int repeated = 0;
#ifdef CONFIG_FEATURE_SH_STANDALONE_SHELL
int flg_bb = 0;
char *name = cmd;
char **argv_l = argv;
int argc_l;
#ifdef CONFIG_FEATURE_SH_APPLETS_ALWAYS_WIN
name = get_last_path_component(name);
if(find_applet_by_name(name) != NULL)
flg_bb = 1;
#else
if(strchr(name, '/') == NULL && find_applet_by_name(name) != NULL) {
flg_bb = 1;
}
#endif
argv_l = envp;
for (argc_l = 0; *argv_l != NULL; argv_l++, argc_l++)
putenv(*argv_l);
argv_l = argv;
for (argc_l = 0; *argv_l != NULL; argv_l++, argc_l++)
optind = 1;
run_applet_by_name(name, argc_l, argv);
if(flg_bb) {
char **ap;
char **new;
*argv = name;
if(strcmp(name, "busybox")) {
for (ap = argv; *ap; ap++);
ap = new = xmalloc((ap - argv + 2) * sizeof(char *));
*ap++ = cmd = "/bin/busybox";
while ((*ap++ = *argv++));
argv = new;
repeated++;
} else {
cmd = "/bin/busybox";
}
}
#endif
repeat:
execve(cmd, argv, envp);