diff options
Diffstat (limited to 'shell/hush.c')
| -rw-r--r-- | shell/hush.c | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/shell/hush.c b/shell/hush.c index fa9afa38e..d745148f4 100644 --- a/shell/hush.c +++ b/shell/hush.c @@ -379,6 +379,7 @@ #define BASH_SUBSTR ENABLE_HUSH_BASH_COMPAT #define BASH_SOURCE ENABLE_HUSH_BASH_COMPAT #define BASH_HOSTNAME_VAR ENABLE_HUSH_BASH_COMPAT +#define BASH_EPOCH_VARS ENABLE_HUSH_BASH_COMPAT #define BASH_TEST2 (ENABLE_HUSH_BASH_COMPAT && ENABLE_HUSH_TEST) #define BASH_READ_D ENABLE_HUSH_BASH_COMPAT @@ -1011,6 +1012,9 @@ struct globals { int debug_indent; #endif struct sigaction sa; +#if BASH_EPOCH_VARS + char epoch_buf[sizeof("%lu.nnnnnn") + sizeof(long)*3]; +#endif #if ENABLE_FEATURE_EDITING char user_input_buf[CONFIG_FEATURE_EDITING_MAX_LEN]; #endif @@ -2228,6 +2232,22 @@ static const char* FAST_FUNC get_local_var_value(const char *name) if (strcmp(name, "RANDOM") == 0) return utoa(next_random(&G.random_gen)); #endif +#if BASH_EPOCH_VARS + { + const char *fmt = NULL; + if (strcmp(name, "EPOCHSECONDS") == 0) + fmt = "%lu"; + else if (strcmp(name, "EPOCHREALTIME") == 0) + fmt = "%lu.%06u"; + if (fmt) { + struct timeval tv; + gettimeofday(&tv, NULL); + sprintf(G.epoch_buf, fmt, (unsigned long)tv.tv_sec, + (unsigned)tv.tv_usec); + return G.epoch_buf; + } + } +#endif return NULL; } |