diff options
author | Denys Vlasenko <vda.linux@googlemail.com> | 2018-12-14 00:12:13 +0100 |
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committer | Denys Vlasenko <vda.linux@googlemail.com> | 2018-12-14 00:12:13 +0100 |
commit | 57b6918b0a12e52207709070d0712910cb4323b9 (patch) | |
tree | b7cfa4e9a266e234a0f816cfe01d3a16ee04483e | |
parent | 5f263f406c99ebdf7d9c850c72f67ea0da095662 (diff) | |
download | busybox-57b6918b0a12e52207709070d0712910cb4323b9.tar.gz |
bc: group ENABLE_BC code a bit better, no logic changes
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
-rw-r--r-- | miscutils/bc.c | 144 |
1 files changed, 71 insertions, 73 deletions
diff --git a/miscutils/bc.c b/miscutils/bc.c index 606037abc..a572ad30a 100644 --- a/miscutils/bc.c +++ b/miscutils/bc.c @@ -6899,78 +6899,6 @@ static BC_STATUS zbc_program_exec(void) # define zbc_program_exec(...) (zbc_program_exec(__VA_ARGS__), BC_STATUS_SUCCESS) #endif -#if ENABLE_BC -static void bc_vm_info(void) -{ - printf("%s "BB_VER"\n" - "Copyright (c) 2018 Gavin D. Howard and contributors\n" - , applet_name); -} - -static void bc_args(char **argv) -{ - unsigned opts; - int i; - - GETOPT_RESET(); -#if ENABLE_FEATURE_BC_LONG_OPTIONS - opts = option_mask32 |= getopt32long(argv, "wvsqli", - "warn\0" No_argument "w" - "version\0" No_argument "v" - "standard\0" No_argument "s" - "quiet\0" No_argument "q" - "mathlib\0" No_argument "l" - "interactive\0" No_argument "i" - ); -#else - opts = option_mask32 |= getopt32(argv, "wvsqli"); -#endif - if (getenv("POSIXLY_CORRECT")) - option_mask32 |= BC_FLAG_S; - - if (opts & BC_FLAG_V) { - bc_vm_info(); - exit(0); - } - - for (i = optind; argv[i]; ++i) - bc_vec_push(&G.files, argv + i); -} - -static void bc_vm_envArgs(void) -{ - BcVec v; - char *buf; - char *env_args = getenv("BC_ENV_ARGS"); - - if (!env_args) return; - - G.env_args = xstrdup(env_args); - buf = G.env_args; - - bc_vec_init(&v, sizeof(char *), NULL); - - while (*(buf = skip_whitespace(buf)) != '\0') { - bc_vec_push(&v, &buf); - buf = skip_non_whitespace(buf); - if (!*buf) - break; - *buf++ = '\0'; - } - - // NULL terminate, and pass argv[] so that first arg is argv[1] - if (sizeof(int) == sizeof(char*)) { - bc_vec_push(&v, &const_int_0); - } else { - static char *const nullptr = NULL; - bc_vec_push(&v, &nullptr); - } - bc_args(((char **)v.v) - 1); - - bc_vec_free(&v); -} -#endif // ENABLE_BC - static unsigned bc_vm_envLen(const char *var) { char *lenv; @@ -7141,7 +7069,77 @@ static BC_STATUS zbc_vm_stdin(void) #endif #if ENABLE_BC -static const char bc_lib[] = { +static void bc_vm_info(void) +{ + printf("%s "BB_VER"\n" + "Copyright (c) 2018 Gavin D. Howard and contributors\n" + , applet_name); +} + +static void bc_args(char **argv) +{ + unsigned opts; + int i; + + GETOPT_RESET(); +#if ENABLE_FEATURE_BC_LONG_OPTIONS + opts = option_mask32 |= getopt32long(argv, "wvsqli", + "warn\0" No_argument "w" + "version\0" No_argument "v" + "standard\0" No_argument "s" + "quiet\0" No_argument "q" + "mathlib\0" No_argument "l" + "interactive\0" No_argument "i" + ); +#else + opts = option_mask32 |= getopt32(argv, "wvsqli"); +#endif + if (getenv("POSIXLY_CORRECT")) + option_mask32 |= BC_FLAG_S; + + if (opts & BC_FLAG_V) { + bc_vm_info(); + exit(0); + } + + for (i = optind; argv[i]; ++i) + bc_vec_push(&G.files, argv + i); +} + +static void bc_vm_envArgs(void) +{ + BcVec v; + char *buf; + char *env_args = getenv("BC_ENV_ARGS"); + + if (!env_args) return; + + G.env_args = xstrdup(env_args); + buf = G.env_args; + + bc_vec_init(&v, sizeof(char *), NULL); + + while (*(buf = skip_whitespace(buf)) != '\0') { + bc_vec_push(&v, &buf); + buf = skip_non_whitespace(buf); + if (!*buf) + break; + *buf++ = '\0'; + } + + // NULL terminate, and pass argv[] so that first arg is argv[1] + if (sizeof(int) == sizeof(char*)) { + bc_vec_push(&v, &const_int_0); + } else { + static char *const nullptr = NULL; + bc_vec_push(&v, &nullptr); + } + bc_args(((char **)v.v) - 1); + + bc_vec_free(&v); +} + +static const char bc_lib[] ALIGN1 = { "scale=20" "\n" "define e(x){" "\n" "auto b,s,n,r,d,i,p,f,v" |