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bc: rename config options

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Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
This commit is contained in:
Denys Vlasenko 2018-12-27 22:52:13 +01:00
parent 83e7e13628
commit 1476760600
4 changed files with 33 additions and 39 deletions
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63
miscutils/bc.c
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@ -27,19 +27,6 @@
//config: easier. //config: easier.
//config: 5) "read()" accepts expressions, not only numeric literals. //config: 5) "read()" accepts expressions, not only numeric literals.
//config: //config:
//config: Options:
//config: -i --interactive force interactive mode
//config: -q --quiet don't print version and copyright
//config: -s --standard error if any non-POSIX extensions are used
//config: -w --warn warn if any non-POSIX extensions are used
//config: -l --mathlib use predefined math routines:
//config: s(expr) sine in radians
//config: c(expr) cosine in radians
//config: a(expr) arctangent, returning radians
//config: l(expr) natural log
//config: e(expr) raises e to the power of expr
//config: j(n, x) Bessel function of integer order n of x
//config:
//config:config DC //config:config DC
//config: bool "dc (36 kb)" //config: bool "dc (36 kb)"
//config: default y //config: default y
@ -60,31 +47,32 @@
//config: whitespace where a register should be, it skips the whitespace. //config: whitespace where a register should be, it skips the whitespace.
//config: If the character following is not a lowercase letter, an error //config: If the character following is not a lowercase letter, an error
//config: is issued. Otherwise, the register name is parsed by the //config: is issued. Otherwise, the register name is parsed by the
//config: following regex: //config: following regex: [a-z][a-z0-9_]*
//config: [a-z][a-z0-9_]*
//config: This generally means that register names will be surrounded by //config: This generally means that register names will be surrounded by
//config: whitespace. Examples: //config: whitespace. Examples:
//config: l idx s temp L index S temp2 < do_thing //config: l idx s temp L index S temp2 < do_thing
//config: Also note that, like the FreeBSD dc, extended registers are not //config: Also note that, like the FreeBSD dc, extended registers are not
//config: allowed unless the "-x" option is given. //config: allowed unless the "-x" option is given.
//config: //config:
//config:config FEATURE_DC_SMALL //config:if BC || DC # for menuconfig indenting
//config: bool "Minimal dc implementation (4.2 kb), not using bc code base" //config:
//config:config FEATURE_DC_BIG
//config: bool "Use bc code base for dc (larger, more features)"
//config: depends on DC && !BC //config: depends on DC && !BC
//config: default n //config: default y
//config: //config:
//config:config FEATURE_DC_LIBM //config:config FEATURE_DC_LIBM
//config: bool "Enable power and exp functions (requires libm)" //config: bool "Enable power and exp functions (requires libm)"
//config: default y //config: default y
//config: depends on FEATURE_DC_SMALL //config: depends on DC && !BC && !FEATURE_DC_BIG
//config: help //config: help
//config: Enable power and exp functions. //config: Enable power and exp functions.
//config: NOTE: This will require libm to be present for linking. //config: NOTE: This will require libm to be present for linking.
//config: //config:
//config:config FEATURE_BC_SIGNALS //config:config FEATURE_BC_INTERACTIVE
//config: bool "Interactive mode (+4kb)" //config: bool "Interactive mode (+4kb)"
//config: default y //config: default y
//config: depends on (BC || DC) && !FEATURE_DC_SMALL //config: depends on BC || (DC && FEATURE_DC_BIG)
//config: help //config: help
//config: Enable interactive mode: when started on a tty, //config: Enable interactive mode: when started on a tty,
//config: ^C interrupts execution and returns to command line, //config: ^C interrupts execution and returns to command line,
@ -99,9 +87,9 @@
//config:config FEATURE_BC_LONG_OPTIONS //config:config FEATURE_BC_LONG_OPTIONS
//config: bool "Enable bc/dc long options" //config: bool "Enable bc/dc long options"
//config: default y //config: default y
//config: depends on (BC || DC) && !FEATURE_DC_SMALL //config: depends on BC || (DC && FEATURE_DC_BIG)
//config: help //config:
//config: Enable long options for bc and dc. //config:endif
//applet:IF_BC(APPLET(bc, BB_DIR_USR_BIN, BB_SUID_DROP)) //applet:IF_BC(APPLET(bc, BB_DIR_USR_BIN, BB_SUID_DROP))
//applet:IF_DC(APPLET(dc, BB_DIR_USR_BIN, BB_SUID_DROP)) //applet:IF_DC(APPLET(dc, BB_DIR_USR_BIN, BB_SUID_DROP))
@ -137,11 +125,11 @@
//usage: "obase = A\n" //usage: "obase = A\n"
//usage: //usage:
//usage:#define dc_trivial_usage //usage:#define dc_trivial_usage
//usage: IF_NOT_FEATURE_DC_SMALL("[-x] ")"[-eSCRIPT]... [-fFILE]... [FILE]..." //usage: IF_FEATURE_DC_BIG("[-x] ")"[-eSCRIPT]... [-fFILE]... [FILE]..."
//usage: //usage:
//usage:#define dc_full_usage "\n" //usage:#define dc_full_usage "\n"
//usage: "\nTiny RPN calculator. Operations:" //usage: "\nTiny RPN calculator. Operations:"
//usage: "\n+, -, *, /, %, ~, ^," IF_NOT_FEATURE_DC_SMALL(" |,") //usage: "\n+, -, *, /, %, ~, ^," IF_FEATURE_DC_BIG(" |,")
//usage: "\np - print top of the stack without popping" //usage: "\np - print top of the stack without popping"
//usage: "\nf - print entire stack" //usage: "\nf - print entire stack"
//usage: "\nk - pop the value and set the precision" //usage: "\nk - pop the value and set the precision"
@ -164,7 +152,7 @@
#include "libbb.h" #include "libbb.h"
#include "common_bufsiz.h" #include "common_bufsiz.h"
#if ENABLE_FEATURE_DC_SMALL #if !ENABLE_BC && !ENABLE_FEATURE_DC_BIG
# include "dc.c" # include "dc.c"
#else #else
@ -765,7 +753,7 @@ struct globals {
BcVec input_buffer; BcVec input_buffer;
IF_FEATURE_BC_SIGNALS(smallint ttyin;) IF_FEATURE_BC_INTERACTIVE(smallint ttyin;)
IF_FEATURE_CLEAN_UP(smallint exiting;) IF_FEATURE_CLEAN_UP(smallint exiting;)
BcProgram prog; BcProgram prog;
@ -788,7 +776,7 @@ struct globals {
#define G_posix (ENABLE_BC && (option_mask32 & BC_FLAG_S)) #define G_posix (ENABLE_BC && (option_mask32 & BC_FLAG_S))
#define G_warn (ENABLE_BC && (option_mask32 & BC_FLAG_W)) #define G_warn (ENABLE_BC && (option_mask32 & BC_FLAG_W))
#define G_exreg (ENABLE_DC && (option_mask32 & DC_FLAG_X)) #define G_exreg (ENABLE_DC && (option_mask32 & DC_FLAG_X))
#if ENABLE_FEATURE_BC_SIGNALS #if ENABLE_FEATURE_BC_INTERACTIVE
# define G_interrupt bb_got_signal # define G_interrupt bb_got_signal
# define G_ttyin G.ttyin # define G_ttyin G.ttyin
#else #else
@ -876,7 +864,7 @@ struct globals {
// To make code more readable, each such function has a "z" // To make code more readable, each such function has a "z"
// ("always returning zero") prefix, i.e. zbc_foo or zdc_foo. // ("always returning zero") prefix, i.e. zbc_foo or zdc_foo.
// //
#if ENABLE_FEATURE_BC_SIGNALS || ENABLE_FEATURE_CLEAN_UP #if ENABLE_FEATURE_BC_INTERACTIVE || ENABLE_FEATURE_CLEAN_UP
# define ERRORS_ARE_FATAL 0 # define ERRORS_ARE_FATAL 0
# define ERRORFUNC /*nothing*/ # define ERRORFUNC /*nothing*/
# define IF_ERROR_RETURN_POSSIBLE(a) a # define IF_ERROR_RETURN_POSSIBLE(a) a
@ -906,7 +894,7 @@ static void fflush_and_check(void)
#if ENABLE_FEATURE_CLEAN_UP #if ENABLE_FEATURE_CLEAN_UP
#define QUIT_OR_RETURN_TO_MAIN \ #define QUIT_OR_RETURN_TO_MAIN \
do { \ do { \
IF_FEATURE_BC_SIGNALS(G_ttyin = 0;) /* do not loop in main loop anymore */ \ IF_FEATURE_BC_INTERACTIVE(G_ttyin = 0;) /* do not loop in main loop anymore */ \
G_exiting = 1; \ G_exiting = 1; \
return BC_STATUS_FAILURE; \ return BC_STATUS_FAILURE; \
} while (0) } while (0)
@ -1834,7 +1822,7 @@ static FAST_FUNC BC_STATUS zbc_num_k(BcNum *restrict a, BcNum *restrict b,
c->num[i + j] += (BcDig) carry; c->num[i + j] += (BcDig) carry;
len = BC_MAX(len, i + j + !!carry); len = BC_MAX(len, i + j + !!carry);
#if ENABLE_FEATURE_BC_SIGNALS #if ENABLE_FEATURE_BC_INTERACTIVE
// a=2^1000000 // a=2^1000000
// a*a <- without check below, this will not be interruptible // a*a <- without check below, this will not be interruptible
if (G_interrupt) return BC_STATUS_FAILURE; if (G_interrupt) return BC_STATUS_FAILURE;
@ -2001,7 +1989,7 @@ static FAST_FUNC BC_STATUS zbc_num_d(BcNum *a, BcNum *b, BcNum *restrict c, size
for (q = 0; n[len] != 0 || bc_num_compare(n, b->num, len) >= 0; ++q) for (q = 0; n[len] != 0 || bc_num_compare(n, b->num, len) >= 0; ++q)
bc_num_subArrays(n, b->num, len); bc_num_subArrays(n, b->num, len);
c->num[i] = q; c->num[i] = q;
#if ENABLE_FEATURE_BC_SIGNALS #if ENABLE_FEATURE_BC_INTERACTIVE
// a=2^100000 // a=2^100000
// scale=40000 // scale=40000
// 1/a <- without check below, this will not be interruptible // 1/a <- without check below, this will not be interruptible
@ -2486,7 +2474,7 @@ static void xc_read_line(BcVec *vec, FILE *fp)
bc_vec_pop_all(vec); bc_vec_pop_all(vec);
fflush_and_check(); fflush_and_check();
#if ENABLE_FEATURE_BC_SIGNALS #if ENABLE_FEATURE_BC_INTERACTIVE
if (G_interrupt) { // ^C was pressed if (G_interrupt) { // ^C was pressed
intr: intr:
if (fp != stdin) { if (fp != stdin) {
@ -2533,7 +2521,7 @@ static void xc_read_line(BcVec *vec, FILE *fp)
bool bad_chars = 0; bool bad_chars = 0;
do { do {
#if ENABLE_FEATURE_BC_SIGNALS #if ENABLE_FEATURE_BC_INTERACTIVE
if (G_interrupt) { if (G_interrupt) {
// ^C was pressed: ignore entire line, get another one // ^C was pressed: ignore entire line, get another one
bc_vec_pop_all(vec); bc_vec_pop_all(vec);
@ -7223,7 +7211,7 @@ static int xc_vm_init(const char *env_len)
//TODO: in GNU bc, the check is (isatty(0) && isatty(1)), //TODO: in GNU bc, the check is (isatty(0) && isatty(1)),
//-i option unconditionally enables this regardless of isatty(): //-i option unconditionally enables this regardless of isatty():
if (isatty(0)) { if (isatty(0)) {
#if ENABLE_FEATURE_BC_SIGNALS #if ENABLE_FEATURE_BC_INTERACTIVE
G_ttyin = 1; G_ttyin = 1;
// With SA_RESTART, most system calls will restart // With SA_RESTART, most system calls will restart
// (IOW: they won't fail with EINTR). // (IOW: they won't fail with EINTR).
@ -7342,4 +7330,5 @@ int dc_main(int argc UNUSED_PARAM, char **argv)
} }
#endif #endif
#endif // not DC_SMALL #endif // DC_BIG

3
testsuite/dc.tests
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@ -41,6 +41,9 @@ testing "dc complex without spaces (multiple args)" \
"16\n" \ "16\n" \
"" "" "" ""
optional FEATURE_DC_BIG
# All tests below depend on FEATURE_DC_BIG
testing "dc '>a' (conditional execute string) 1" \ testing "dc '>a' (conditional execute string) 1" \
"dc" \ "dc" \
"1\n9\n" \ "1\n9\n" \

2
testsuite/head.tests
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@ -31,10 +31,12 @@ testing "head -n <positive number>" \
"line 1\nline 2\n" \ "line 1\nline 2\n" \
"" "" "" ""
optional FEATURE_FANCY_HEAD
testing "head -n <negative number>" \ testing "head -n <negative number>" \
"head -n -9 head.input" \ "head -n -9 head.input" \
"line 1\nline 2\nline 3\n" \ "line 1\nline 2\nline 3\n" \
"" "" "" ""
SKIP=
rm head.input rm head.input

4
testsuite/unzip.tests
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@ -31,10 +31,10 @@ rmdir foo
rm foo.zip rm foo.zip
# File containing some damaged encrypted stream # File containing some damaged encrypted stream
optional FEATURE_UNZIP_CDF optional FEATURE_UNZIP_CDF CONFIG_UNICODE_SUPPORT
testing "unzip (bad archive)" "uudecode; unzip bad.zip 2>&1; echo \$?" \ testing "unzip (bad archive)" "uudecode; unzip bad.zip 2>&1; echo \$?" \
"Archive: bad.zip "Archive: bad.zip
inflating: ]3j½r«IK-%Ix inflating: ]3j½r«I??K-%Ix
unzip: corrupted data unzip: corrupted data
unzip: inflate error unzip: inflate error
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