summaryrefslogtreecommitdiff
path: root/Build/source/utils/pmx/pmx-src/libf2c/d_sign.c
diff options
context:
space:
mode:
Diffstat (limited to 'Build/source/utils/pmx/pmx-src/libf2c/d_sign.c')
-rw-r--r--Build/source/utils/pmx/pmx-src/libf2c/d_sign.c18
1 files changed, 18 insertions, 0 deletions
diff --git a/Build/source/utils/pmx/pmx-src/libf2c/d_sign.c b/Build/source/utils/pmx/pmx-src/libf2c/d_sign.c
new file mode 100644
index 00000000000..d06e0d19231
--- /dev/null
+++ b/Build/source/utils/pmx/pmx-src/libf2c/d_sign.c
@@ -0,0 +1,18 @@
+#include "f2c.h"
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#ifdef KR_headers
+double d_sign(a,b) doublereal *a, *b;
+#else
+double d_sign(doublereal *a, doublereal *b)
+#endif
+{
+double x;
+x = (*a >= 0 ? *a : - *a);
+return( *b >= 0 ? x : -x);
+}
+#ifdef __cplusplus
+}
+#endif