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| author | Denys Vlasenko <vda.linux@googlemail.com> | 2017-07-22 01:47:19 +0200 |
|---|---|---|
| committer | Denys Vlasenko <vda.linux@googlemail.com> | 2017-07-22 01:47:19 +0200 |
| commit | c9e7843dde3555aea0318b01a428a47b35cf2df4 (patch) | |
| tree | ae1730ada5d350d362796a867b935e0ed7433529 /miscutils/crond.c | |
| parent | da2244fe48b7f1223427a4c1e91d86e398bbceb4 (diff) | |
| download | busybox-c9e7843dde3555aea0318b01a428a47b35cf2df4.tar.gz | |
crond: allow $SHELL and starting user's shell override DEFAULT_SHELL. Closes 6458
function old new delta
crond_main 1134 1149 +15
fork_job 453 454 +1
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
Diffstat (limited to 'miscutils/crond.c')
| -rw-r--r-- | miscutils/crond.c | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/miscutils/crond.c b/miscutils/crond.c index 6c54e1a8f..cf3323090 100644 --- a/miscutils/crond.c +++ b/miscutils/crond.c @@ -153,6 +153,7 @@ struct globals { const char *log_filename; const char *crontab_dir_name; /* = CRONTABS; */ CronFile *cron_files; + char *default_shell; #if SETENV_LEAKS char *env_var_user; char *env_var_home; @@ -700,7 +701,7 @@ fork_job(const char *user, int mailFd, CronLine *line, bool run_sendmail) goto err; } - shell = line->cl_shell ? line->cl_shell : DEFAULT_SHELL; + shell = line->cl_shell ? line->cl_shell : G.default_shell; prog = run_sendmail ? SENDMAIL : shell; set_env_vars(pas, shell); @@ -846,7 +847,7 @@ static pid_t start_one_job(const char *user, CronLine *line) } /* Prepare things before vfork */ - shell = line->cl_shell ? line->cl_shell : DEFAULT_SHELL; + shell = line->cl_shell ? line->cl_shell : G.default_shell; set_env_vars(pas, shell); /* Fork as the user in question and run program */ @@ -1045,6 +1046,10 @@ int crond_main(int argc UNUSED_PARAM, char **argv) reopen_logfile_to_stderr(); xchdir(G.crontab_dir_name); + /* $SHELL, or current UID's shell, or DEFAULT_SHELL */ + /* Useful on Android where DEFAULT_SHELL /bin/sh may not exist */ + G.default_shell = xstrdup(get_shell_name()); + log8("crond (busybox "BB_VER") started, log level %d", G.log_level); rescan_crontab_dir(); write_pidfile(CONFIG_PID_FILE_PATH "/crond.pid"); |