On Sat 16 Dec 2017 08:55, Chris Marusich <cmmarus...@gmail.com> writes:
> * Place point on symbol expression->derivation-in-linux-vm on line 203
> (in the definition of the iso9660-image procedure), and press "C-c <".
>
> When I do this, I receive the following message in the minibuffer:
>
> No callers found for ’expression->derivation-in-linux-vm’
>
> And yet, if I run "M-x rgrep" on the same symbol, there are obviously
> many call sites:
>
> ./gnu/system/vm.scm:68: #:export (expression->derivation-in-linux-vm
> ./gnu/system/vm.scm:105:(define* (expression->derivation-in-linux-vm name
> exp
> ./gnu/system/vm.scm:203: (expression->derivation-in-linux-vm
> ./gnu/system/vm.scm:274: (expression->derivation-in-linux-vm
>
> What might the problem be? When I run "M-x geiser-doc-symbol-at-point"
> on this symbol, it also claims that there is no documentation
> available. I feel like maybe I've misconfigured something, but I don't
> know what.
It appears to be a Geiser problem and not a Guile problem:
wingo@rusty:~/src/guix$ ./pre-inst-env guile
GNU Guile 2.2.2
Copyright (C) 1995-2017 Free Software Foundation, Inc.
Guile comes with ABSOLUTELY NO WARRANTY; for details type `,show w'.
This program is free software, and you are welcome to redistribute it
under certain conditions; type `,show c' for details.
Enter `,help' for help.
scheme@(guile-user)> (use-modules (gnu system vm))
scheme@(guile-user)> expression->derivation-in-linux-vm
$1 = #<procedure expression->derivation-in-linux-vm (name exp #:key system
linux initrd qemu env-vars guile-for-build single-file-output? make-disk-image?
references-graphs memory-size disk-image-format disk-image-size)>
scheme@(guile-user)> (use-modules (system xref))
scheme@(guile-user)> (procedure-callers $1)
ERROR: In procedure scm-error:
ERROR: expected a variable, symbol, or (modname . sym) #<procedure
expression->derivation-in-linux-vm (name exp #:key system linux initrd qemu
env-vars guile-for-build single-file-output? make-disk-image? references-graphs
memory-size disk-image-format disk-image-size)>
Entering a new prompt. Type `,bt' for a backtrace or `,q' to continue.
scheme@(guile-user) [1]> ,q
scheme@(guile-user)> (procedure-callers '((gnu system vm) .
expression->derivation-in-linux-vm))
$2 = (((gnu system vm) #<procedure qemu-image (#:key name system qemu
disk-image-size disk-image-format file-system-type file-system-label
file-system-uuid os-drv bootcfg-drv bootloader register-closures? inputs
copy-inputs?)> #<procedure iso9660-image (#:key name file-system-label
file-system-uuid system qemu os-drv bootcfg-drv bootloader register-closures?
inputs)>))
I assume your Scheme files are indeed compiled?
Andy
