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comparison liboctave/numeric/lo-mappers.cc @ 18928:161ebb78ac1b

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use gnulib::log and gnulib::logf functions * Faddeeva.cc, lo-mappers.cc, lo-specfun.cc: Use gnulib::log and gnulib::logf instead of log and logf.
author John W. Eaton <jwe@octave.org>
date Wed, 16 Jul 2014 19:56:22 -0400
parents ff4da3c8ed16
children ba7e42dea4b2
comparison
equal deleted inserted replaced
18927:09eb8a2ddb02 18928:161ebb78ac1b
99 xlog2 (const Complex& x) 99 xlog2 (const Complex& x)
100 { 100 {
101 #if defined (M_LN2) 101 #if defined (M_LN2)
102 static double ln2 = M_LN2; 102 static double ln2 = M_LN2;
103 #else 103 #else
104 static double ln2 = log (2); 104 static double ln2 = gnulib::log (2);
105 #endif 105 #endif
106 106
107 return std::log (x) / ln2; 107 return std::log (x) / ln2;
108 } 108 }
109 109
114 return exp2 (x); 114 return exp2 (x);
115 #else 115 #else
116 #if defined (M_LN2) 116 #if defined (M_LN2)
117 static double ln2 = M_LN2; 117 static double ln2 = M_LN2;
118 #else 118 #else
119 static double ln2 = log (2); 119 static double ln2 = gnulib::log (2);
120 #endif 120 #endif
121 121
122 return exp (x * ln2); 122 return exp (x * ln2);
123 #endif 123 #endif
124 } 124 }
520 520
521 Complex 521 Complex
522 rc_log (double x) 522 rc_log (double x)
523 { 523 {
524 const double pi = 3.14159265358979323846; 524 const double pi = 3.14159265358979323846;
525 return x < 0.0 ? Complex (log (-x), pi) : Complex (log (x)); 525 return x < 0.0 ? Complex (gnulib::log (-x), pi) : Complex (gnulib::log (x));
526 } 526 }
527 527
528 FloatComplex 528 FloatComplex
529 rc_log (float x) 529 rc_log (float x)
530 { 530 {
531 const float pi = 3.14159265358979323846f; 531 const float pi = 3.14159265358979323846f;
532 return x < 0.0f ? FloatComplex (logf (-x), pi) : FloatComplex (logf (x)); 532 return (x < 0.0f
533 ? FloatComplex (gnulib::logf (-x), pi)
534 : FloatComplex (gnulib::logf (x)));
533 } 535 }
534 536
535 Complex 537 Complex
536 rc_log2 (double x) 538 rc_log2 (double x)
537 { 539 {