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| author | Rob Landley | 2010-10-24 03:27:22 +0200 |
|---|---|---|
| committer | Denys Vlasenko | 2010-10-24 03:27:22 +0200 |
| commit | d8205b39abb9971bc6aeff4a21c22b3f5f575e49 (patch) | |
| tree | 4a3bac3be00ed044339ea277d6e91aae7fad6b69 | |
| parent | 738e4de01332a10edd30149aa998f8ed403c12ed (diff) | |
| download | busybox-d8205b39abb9971bc6aeff4a21c22b3f5f575e49.zip busybox-d8205b39abb9971bc6aeff4a21c22b3f5f575e49.tar.gz | |
awk: reduce ifdef forest
Signed-off-by: Rob Landley <rob@landley.net>
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
| -rw-r--r-- | editors/awk.c | 65 |
1 files changed, 32 insertions, 33 deletions
diff --git a/editors/awk.c b/editors/awk.c index 9646ced..8bc5675 100644 --- a/editors/awk.c +++ b/editors/awk.c @@ -524,9 +524,7 @@ static const char EMSG_TOO_FEW_ARGS[] ALIGN1 = "Too few arguments for builtin"; static const char EMSG_NOT_ARRAY[] ALIGN1 = "Not an array"; static const char EMSG_POSSIBLE_ERROR[] ALIGN1 = "Possible syntax error"; static const char EMSG_UNDEF_FUNC[] ALIGN1 = "Call to undefined function"; -#if !ENABLE_FEATURE_AWK_LIBM static const char EMSG_NO_MATH[] ALIGN1 = "Math support is not compiled in"; -#endif static void zero_out_var(var *vp) { @@ -700,8 +698,7 @@ static ALWAYS_INLINE int isalnum_(int c) static double my_strtod(char **pp) { char *cp = *pp; -#if ENABLE_DESKTOP - if (cp[0] == '0') { + if (ENABLE_DESKTOP && cp[0] == '0') { /* Might be hex or octal integer: 0x123abc or 07777 */ char c = (cp[1] | 0x20); if (c == 'x' || isdigit(cp[1])) { @@ -718,7 +715,6 @@ static double my_strtod(char **pp) */ } } -#endif return strtod(cp, pp); } @@ -2168,11 +2164,10 @@ static NOINLINE var *exec_builtin(node *op, var *res) switch (info) { case B_a2: -#if ENABLE_FEATURE_AWK_LIBM - setvar_i(res, atan2(getvar_i(av[0]), getvar_i(av[1]))); -#else - syntax_error(EMSG_NO_MATH); -#endif + if (ENABLE_FEATURE_AWK_LIBM) + setvar_i(res, atan2(getvar_i(av[0]), getvar_i(av[1]))); + else + syntax_error(EMSG_NO_MATH); break; case B_sp: { @@ -2655,35 +2650,40 @@ static var *evaluate(node *op, var *res) case F_rn: R_d = (double)rand() / (double)RAND_MAX; break; -#if ENABLE_FEATURE_AWK_LIBM + case F_co: - R_d = cos(L_d); - break; + if (ENABLE_FEATURE_AWK_LIBM) { + R_d = cos(L_d); + break; + } case F_ex: - R_d = exp(L_d); - break; + if (ENABLE_FEATURE_AWK_LIBM) { + R_d = exp(L_d); + break; + } case F_lg: - R_d = log(L_d); - break; + if (ENABLE_FEATURE_AWK_LIBM) { + R_d = log(L_d); + break; + } case F_si: - R_d = sin(L_d); - break; + if (ENABLE_FEATURE_AWK_LIBM) { + R_d = sin(L_d); + break; + } case F_sq: - R_d = sqrt(L_d); - break; -#else - case F_co: - case F_ex: - case F_lg: - case F_si: - case F_sq: + if (ENABLE_FEATURE_AWK_LIBM) { + R_d = sqrt(L_d); + break; + } + syntax_error(EMSG_NO_MATH); break; -#endif + case F_sr: R_d = (double)seed; seed = op1 ? (unsigned)L_d : (unsigned)time(NULL); @@ -2834,11 +2834,10 @@ static var *evaluate(node *op, var *res) L_d /= R_d; break; case '&': -#if ENABLE_FEATURE_AWK_LIBM - L_d = pow(L_d, R_d); -#else - syntax_error(EMSG_NO_MATH); -#endif + if (ENABLE_FEATURE_AWK_LIBM) + L_d = pow(L_d, R_d); + else + syntax_error(EMSG_NO_MATH); break; case '%': if (R_d == 0) |