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RE: What is wrong ?
From: |
PATTON, BILLY \(SBCSI\) |
Subject: |
RE: What is wrong ? |
Date: |
Fri, 7 Apr 2006 11:56:28 -0500 |
> -----Original Message-----
> From: Paul Smith [mailto:address@hidden On Behalf Of Paul D. Smith
> Sent: Friday, April 07, 2006 11:22 AM
> To: PATTON, BILLY (SBCSI)
> Cc: address@hidden
> Subject: Re: What is wrong ?
>
>
> %% "PATTON, BILLY \(SBCSI\)" <address@hidden> writes:
>
> pb> I'm using the gmsl lib to help me with this.
> pb> define refresh_proj_bb
> pb> $(1)$(sep)$(2)$(sep)$(3) : $(warning $($(call
> uc,$(1))$(sep)$(2)$(sep)$(3)))
> pb> endef
>
> pb> $(1) = refresh
> pb> $(2) = proj
> pb> $(3) = bb
> pb> $(sep) = +
>
> Eh? Don't you mean:
>
> 1 = refresh
> 2 = proj
> 3 = bb
> sep = +
When I do a $(call refresh_proj_bb,refresh,$(proj),$(bb))
>
> ? Also naming these variables "1", "2", and "3" will really
> confuse you
> when using $(call ...); I strongly urge you to use something else:
>
> pre = refresh
> mid = proj
> end = bb
> sep = +
>
> pb> If I do:
> pb> $(warning $(call uc,$(1)))
>
> Then: $(warning $(call uc,$(pre)))
>
> etc.
>
> pb> I will print REFRESH as expected
>
> pb> I have:
> pb> $(warning $($(call uc,$(1))$(sep)$(2)$(sep)$(3)))
> ^^ ^
> Why do you have the extra $( ... ) here?
>
> That means you're taking the result of $(call
> uc,$(1))$(sep)$(2)$(sep)$(3)
> which is 'REFRESH+proj+bb', and using it as the name of a variable and
> dereferencing it.
That is exactly what I'm trying to do. And I have manually verified
that that
variable does exist.
>
> Assuming you have no variable named REFRESH+proj+bb, that
> will yield the
> empty string.
>
> pb> I wan it to print :
> pb> REFRESH+proj+bb
>
> Change to:
>
> $(warning $(call uc,$(1))$(sep)$(2)$(sep)$(3))
>
> pb> What is wrong? probably need $$ somewhere :(
>
> No. You're going nuts-o with the extra variable
nuts-o is right :)
> referencing!! Only use
> it where necessary. You can't just add them all over the place like
> extra escape sequences :-).
>
> --
> --------------------------------------------------------------
> -----------------
> Paul D. Smith <address@hidden> Find some GNU make tips at:
> http://www.gnu.org http://make.paulandlesley.org
> "Please remain calm...I may be mad, but I am a
> professional." --Mad Scientist
>
- What is wrong ?, PATTON, BILLY \(SBCSI\), 2006/04/07
- RE: What is wrong ?,
PATTON, BILLY \(SBCSI\) <=