wroclaw-git-backups/nix
1
0
Fork 0
mirror of https://github.com/NixOS/nix synced 2025-06-29 23:13:14 +02:00
Code Activity

C api: nix_export_std_string -> nix_observe_string

Browse source
This commit is contained in:
José Luis Lafuente 2024-03-27 17:50:36 +01:00
parent 940ff6535c
commit d96b52bd8b
No known key found for this signature in database
GPG key ID: 8A3455EBE455489A
8 changed files with 92 additions and 76 deletions
Download patch file Download diff file Expand all files Collapse all files

14
src/libutil/c/nix_api_util_internal.h
View file

@ -20,16 +20,16 @@ nix_err nix_context_error(nix_c_context * context);
/**
* Internal use only.
*
* Export a std::string across the C api boundary
* Helper to invoke nix_observe_string
* @param context optional, the context to store errors in if this function
* fails
* @param str The string to export
* @param value The allocated area to write the string to.
* @param n Maximum size of the returned string.
* @return NIX_OK if there were no errors, NIX_ERR_OVERFLOW if the string length
* exceeds `n`.
* @param str The string to observe
* @param callback Called with the observed string.
* @param user_data optional, arbitrary data, passed to the callback when it's called.
* @return NIX_OK if there were no errors.
* @see nix_observe_string
*/
nix_err nix_export_std_string(nix_c_context * context, const std::string_view str, char * dest, unsigned int n);
nix_err call_nix_observe_string(const std::string str, void * callback, void * user_data);
#define NIXC_CATCH_ERRS \
catch (...) \