dist_tools/
mg_hasroutine.pro
Determines if a given routine is available to call. This can be useful when there are optional libraries that will be used if available.
Examples
For example, try:
IDL> print, mg_hasroutine('mg_src_root')
1
IDL> print, mg_hasroutine('mg_fake_routine')
0
MG_HASROUTINE can also give basic information about the routine that it
found like whether it is a system routine or a function:
IDL> print, mg_hasroutine('mg_hostname', is_system=sys, is_function=func)
1
IDL> print, sys, func
1 1
top mg_hasroutine
result = mg_hasroutine(routine [, /is_system] [, /is_function])
Determine if a given routine name is available to call.
Return value
1B if a routine is available to call, 0B if not
Parameters
- routine in required type=string
routine name to look up
Keywords
- is_system out optional type=boolean
set to a named variable to determine if the routine is a system routine
- is_function out optional type=boolean
set to a named variable to determine if the routine is a function
File attributes
| Modification date: | Thu Feb 17 17:39:31 2011 |
| Lines: | 92 |
| Docformat: | rst rst |