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Have macOS builds use Homebrew's GNU readline if present

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This commit is contained in:
Andrew Johnson
2022-12-31 19:12:49 -06:00
parent 34ad8e2347
commit 1f75813a4d
2 changed files with 27 additions and 16 deletions
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8
documentation/RELEASE_NOTES.md
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@ -41,6 +41,14 @@ using the new `iocshArgStringRecord` and `iocshArgStringPath` argument types.
Both function identically to `iocshArgString` but indicate how to suggest
completion strings.
Builds on macOS (darwin-x86 or darwin-aarch64 targets) normally use Apple's
libedit library in readline compatibility mode, which doesn't support the tab
completion API that GNU readline provides. You can use Homebrew or some other
third-party package manager to install the GNU readline package, then edit the
configure/os/CONFIG_SITE.darwinCommon.darwinCommon file to have EPICS use the
real thing to get tab completion in the IOC shell. The default settings in that
file currently look for and use a Homebrew-installed readline if present.
### Add FMOD as CALC Expression
The floating point modulo function `FMOD(NUM,DEN)` has been added to the CALC