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Diffstat (limited to 'Build/source/utils/pmx/pmx-2.6.18/libf2c/c_log.c')
-rw-r--r--Build/source/utils/pmx/pmx-2.6.18/libf2c/c_log.c23
1 files changed, 23 insertions, 0 deletions
diff --git a/Build/source/utils/pmx/pmx-2.6.18/libf2c/c_log.c b/Build/source/utils/pmx/pmx-2.6.18/libf2c/c_log.c
new file mode 100644
index 00000000000..a0ba3f0d8d2
--- /dev/null
+++ b/Build/source/utils/pmx/pmx-2.6.18/libf2c/c_log.c
@@ -0,0 +1,23 @@
+#include "f2c.h"
+
+#ifdef KR_headers
+extern double log(), f__cabs(), atan2();
+VOID c_log(r, z) complex *r, *z;
+#else
+#undef abs
+#include "math.h"
+#ifdef __cplusplus
+extern "C" {
+#endif
+extern double f__cabs(double, double);
+
+void c_log(complex *r, complex *z)
+#endif
+{
+ double zi, zr;
+ r->i = atan2(zi = z->i, zr = z->r);
+ r->r = log( f__cabs(zr, zi) );
+ }
+#ifdef __cplusplus
+}
+#endif