diff options
Diffstat (limited to 'shell/hush.c')
| -rw-r--r-- | shell/hush.c | 31 |
1 files changed, 16 insertions, 15 deletions
diff --git a/shell/hush.c b/shell/hush.c index 1c7cddd..a7b5541 100644 --- a/shell/hush.c +++ b/shell/hush.c @@ -329,16 +329,6 @@ enum { #define HUSH_VER_STR "0.02" -static const char version_str[] = "HUSH_VERSION="HUSH_VER_STR; - -static const struct variable const_shell_ver = { - .next = NULL, - .varstr = (char*)version_str, - .max_len = 1, /* 0 can provoke free(name) */ - .flg_export = 1, - .flg_read_only = 1, -}; - /* "Globals" within this file */ /* Sorted roughly by size (smaller offsets == smaller code) */ @@ -371,8 +361,8 @@ struct globals { struct close_me *close_me_head; const char *cwd; unsigned last_bg_pid; - struct variable *top_var; /* = &shell_ver (both are set in main()) */ - struct variable shell_ver; /* = const_shell_ver */ + struct variable *top_var; /* = &shell_ver (set in main()) */ + struct variable shell_ver; #if ENABLE_FEATURE_SH_STANDALONE struct nofork_save_area nofork_save; #endif @@ -3661,6 +3651,15 @@ static void setup_job_control(void) int hush_main(int argc, char **argv); int hush_main(int argc, char **argv) { + static const char version_str[] = "HUSH_VERSION="HUSH_VER_STR; + static const struct variable const_shell_ver = { + .next = NULL, + .varstr = (char*)version_str, + .max_len = 1, /* 0 can provoke free(name) */ + .flg_export = 1, + .flg_read_only = 1, + }; + int opt; FILE *input; char **e; @@ -3668,12 +3667,14 @@ int hush_main(int argc, char **argv) PTR_TO_GLOBALS = xzalloc(sizeof(G)); + /* Deal with HUSH_VERSION */ shell_ver = const_shell_ver; /* copying struct here */ top_var = &shell_ver; - /* initialize our shell local variables with the values + unsetenv("HUSH_VERSION"); /* in case it exists in initial env */ + /* Initialize our shell local variables with the values * currently living in the environment */ - e = environ; cur_var = top_var; + e = environ; if (e) while (*e) { char *value = strchr(*e, '='); if (value) { /* paranoia */ @@ -3685,7 +3686,7 @@ int hush_main(int argc, char **argv) } e++; } - putenv(shell_ver.varstr); + putenv((char *)version_str); /* reinstate HUSH_VERSION */ #if ENABLE_FEATURE_EDITING line_input_state = new_line_input_t(FOR_SHELL); |