00001 /* dcabs1.f -- translated by f2c (version 20061008). 00002 You must link the resulting object file with libf2c: 00003 on Microsoft Windows system, link with libf2c.lib; 00004 on Linux or Unix systems, link with .../path/to/libf2c.a -lm 00005 or, if you install libf2c.a in a standard place, with -lf2c -lm 00006 -- in that order, at the end of the command line, as in 00007 cc *.o -lf2c -lm 00008 Source for libf2c is in /netlib/f2c/libf2c.zip, e.g., 00009 00010 http://www.netlib.org/f2c/libf2c.zip 00011 */ 00012 00013 #include "f2c.h" 00014 #include "blaswrap.h" 00015 00016 doublereal dcabs1_(doublecomplex *z__) 00017 { 00018 /* System generated locals */ 00019 doublereal ret_val, d__1, d__2; 00020 00021 /* Builtin functions */ 00022 double d_imag(doublecomplex *); 00023 00024 /* .. Scalar Arguments .. */ 00025 /* .. */ 00026 /* .. */ 00027 /* Purpose */ 00028 /* ======= */ 00029 00030 /* DCABS1 computes absolute value of a double complex number */ 00031 00032 /* .. Intrinsic Functions .. */ 00033 00034 ret_val = (d__1 = z__->r, abs(d__1)) + (d__2 = d_imag(z__), abs(d__2)); 00035 return ret_val; 00036 } /* dcabs1_ */