Macros by Elektra. More...
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Macros | |
| #define | ELEKTRA_QUOTE(x) #x |
| Surround a value with double quotes. | |
| #define | ELEKTRA_STRINGIFY(x) ELEKTRA_QUOTE (x) |
| Surround a macro value with double quotes. | |
| #define | ELEKTRA_CONCAT2(X, Y) X##Y |
| Concat two values. | |
| #define | ELEKTRA_CONCAT(X, Y) ELEKTRA_CONCAT2 (X, Y) |
| Concat two macro values | |
| #define | ELEKTRA_SET_ERROR_READ_ONLY(info, returned, error) |
| Sets error if info != returned. More... | |
| #define | ELEKTRA_SYMVER(sym, impl) sym##_##impl |
| Helper macro to create a versioned name of a symbol. More... | |
| #define | ELEKTRA_SYMVER_DECLARE(ver, sym, impl) ELEKTRA_SYMVER_COMMAND (ELEKTRA_STRINGIFY (ELEKTRA_SYMVER (sym, impl)), #sym "@" ver) |
Declares another version of a symbol using the .symver assembler pseudo command. More... | |
Detailed Description
Macros by Elektra.
Macros start with ELEKTRA_ and are uppercase.
- Copyright
- BSD License (see LICENSE.md or https://www.libelektra.org)
Macro Definition Documentation
◆ ELEKTRA_SET_ERROR_READ_ONLY
| #define ELEKTRA_SET_ERROR_READ_ONLY | ( | info, | |
| returned, | |||
| error | |||
| ) |
Sets error if info != returned.
- Parameters
-
info how the info is now (freshly received) returned how the info passed from user is error key to set error to
- Returns
- with -1 on error
◆ ELEKTRA_SYMVER
| #define ELEKTRA_SYMVER | ( | sym, | |
| impl | |||
| ) | sym##_##impl |
Helper macro to create a versioned name of a symbol.
- Parameters
-
sym unversioned name of the symbol impl version suffix
◆ ELEKTRA_SYMVER_DECLARE
| #define ELEKTRA_SYMVER_DECLARE | ( | ver, | |
| sym, | |||
| impl | |||
| ) | ELEKTRA_SYMVER_COMMAND (ELEKTRA_STRINGIFY (ELEKTRA_SYMVER (sym, impl)), #sym "@" ver) |
Declares another version of a symbol using the .symver assembler pseudo command.
- Parameters
-
ver the version name as declared versions.def sym the unversioned name of the symbol impl the version suffix to use for this version
