diff options
Diffstat (limited to 'miscutils')
| -rw-r--r-- | miscutils/bc.c | 37 |
1 files changed, 18 insertions, 19 deletions
diff --git a/miscutils/bc.c b/miscutils/bc.c index f339b89..1227e2d 100644 --- a/miscutils/bc.c +++ b/miscutils/bc.c @@ -2545,6 +2545,8 @@ static void xc_read_line(BcVec *vec, FILE *fp) # if ENABLE_FEATURE_EDITING if (G_ttyin && fp == stdin) { int n, i; + if (!G.line_input_state) + G.line_input_state = new_line_input_t(DO_HISTORY); # define line_buf bb_common_bufsiz1 n = read_line_input(G.line_input_state, "", line_buf, COMMON_BUFSIZE); if (n <= 0) { // read errors or EOF, or ^D, or ^C @@ -6872,22 +6874,6 @@ static BC_STATUS zxc_program_exec(void) } #define zxc_program_exec(...) (zxc_program_exec(__VA_ARGS__) COMMA_SUCCESS) -static unsigned xc_vm_envLen(const char *var) -{ - char *lenv; - unsigned len; - - lenv = getenv(var); - len = BC_NUM_PRINT_WIDTH; - if (!lenv) return len; - - len = bb_strtou(lenv, NULL, 10) - 1; - if (errno || len < 2 || len >= INT_MAX) - len = BC_NUM_PRINT_WIDTH; - - return len; -} - static BC_STATUS zxc_vm_process(const char *text) { BcStatus s; @@ -7377,12 +7363,25 @@ static void xc_program_init(void) bc_char_vec_init(&G.input_buffer); } +static unsigned xc_vm_envLen(const char *var) +{ + char *lenv; + unsigned len; + + lenv = getenv(var); + len = BC_NUM_PRINT_WIDTH; + if (!lenv) return len; + + len = bb_strtou(lenv, NULL, 10) - 1; + if (errno || len < 2 || len >= INT_MAX) + len = BC_NUM_PRINT_WIDTH; + + return len; +} + static int xc_vm_init(const char *env_len) { G.prog.len = xc_vm_envLen(env_len); -#if ENABLE_FEATURE_EDITING - G.line_input_state = new_line_input_t(DO_HISTORY); -#endif bc_vec_init(&G.files, sizeof(char *), NULL); xc_program_init(); |