> Am 22.01.2019 um 12:42 schrieb Brad King :
>
>
> Rather than a special `if` syntax, perhaps we could introduce an
> explicit `$LIST_LENGTH{mylist}` syntax. One would need to experiment
> to see if modifying the variable expansion parser (under CMP0053 NEW
> behavior only) to support this wou
On 1/22/19 3:08 AM, tors...@robitzki.de wrote:
> three use cases:
>
> - Checking for empty lists (I’ve showed him that this can be done
> by a string compare).
> - Checking for lists having more than 1 entry
> - Checking for equal size of two lists. For example, if you want
> to pass pairs or
Hi Brad,
> Am 14.01.2019 um 12:44 schrieb Brad King :
>
> I've almost never needed to test the length of a list in CMake
> code. It's not very common in my experience. What is your
> customer trying to do?
Sorry for the late response! I’ve asked him. Mainly, he has three use cases:
- Checking
On 1/14/19 4:21 AM, Torsten Robitzki wrote:
> if (LENGTH list GREATER 1)
An investigation will be needed to determine whether a policy
is needed to add this to the if() command to avoid possible
behavior changes for existing callers.
For reference, you asked this previously:
https://cmake.org/
Hi,
I have a customer that requires quite often to check, whether a list contains
at least a given number of elements. As we do not have functions with return
values, this requires him to inquire the length of a list before taking special
actions.
To simplify that task (and without larger chang