From fa080de7afc95aa1c19a6e6fc0e0708ced2eadc4 Mon Sep 17 00:00:00 2001 From: Joseph Hunkeler Date: Wed, 8 Jul 2015 20:46:52 -0400 Subject: Initial commit --- sys/mwcs/mwfindsys.x | 28 ++++++++++++++++++++++++++++ 1 file changed, 28 insertions(+) create mode 100644 sys/mwcs/mwfindsys.x (limited to 'sys/mwcs/mwfindsys.x') diff --git a/sys/mwcs/mwfindsys.x b/sys/mwcs/mwfindsys.x new file mode 100644 index 00000000..e997fc42 --- /dev/null +++ b/sys/mwcs/mwfindsys.x @@ -0,0 +1,28 @@ +# Copyright(c) 1986 Association of Universities for Research in Astronomy Inc. + +include "mwcs.h" + +# MW_FINDSYS -- Lookup the named world coordinate system and return a pointer +# to the WCS descriptor, or NULL if the system is not defined. + +pointer procedure mw_findsys (mw, system) + +pointer mw #I pointer to MWCS descriptor +char system[ARB] #I system to be looked up + +int i +pointer wp +bool streq() + +begin + # Search the list of defined systems. + do i = 1, MI_NWCS(mw) { + wp = MI_WCSP(mw,i) + if (WCS_SYSTEM(wp) != NULL) + if (streq (S(mw,WCS_SYSTEM(wp)), system)) + return (wp) + } + + # Not found. + return (NULL) +end -- cgit