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fix bash code for better copying in README

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danyaberezun 2024-02-29 15:36:47 +02:00
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README.md
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@ -41,7 +41,7 @@ The language specification can be found [here](lama-spec.pdf).
Supported target: GNU/Linux x86_32 (x86_64 by running 32-bit mode) Supported target: GNU/Linux x86_32 (x86_64 by running 32-bit mode)
***Mac*** users should use either a virtual machine or docker with a Linux distributive inside. ***Mac*** users should connect by ssh to the docker container docker with a Linux distributive inside.
***Windows*** users should get Windows Subsystem for Linux a.k.a WSL (recommended) or cygwin. ***Windows*** users should get Windows Subsystem for Linux a.k.a WSL (recommended) or cygwin.
Ubuntu-based variant of WSL is recommended. Ubuntu-based variant of WSL is recommended.
@ -52,7 +52,7 @@ Ubuntu-based variant of WSL is recommended.
For example, (for Debian-based GNU/Linux): For example, (for Debian-based GNU/Linux):
```bash ```bash
$ sudo apt install gcc-multilib sudo apt install gcc-multilib
``` ```
On some versions, you need to install the additional package `lib32gcc-V-dev` (where `V` is output of `gcc --version`, e. g. `sudo apt install lib32gcc-9-dev`) in case of errors like On some versions, you need to install the additional package `lib32gcc-V-dev` (where `V` is output of `gcc --version`, e. g. `sudo apt install lib32gcc-9-dev`) in case of errors like
@ -70,35 +70,36 @@ Ubuntu-based variant of WSL is recommended.
1. Install the right [switch](https://opam.ocaml.org/doc/Manual.html#Switches) for the OCaml compiler 1. Install the right [switch](https://opam.ocaml.org/doc/Manual.html#Switches) for the OCaml compiler
for fresh opam
```bash ```bash
# for fresh opam opam switch create lama --packages=ocaml-variants.4.14.0+options,ocaml-option-flambda
$ opam switch create lama --packages=ocaml-variants.4.14.0+options,ocaml-option-flambda ```
# for old opam for old opam
$ opam switch create lama ocaml-variants.4.13.1+flambda ```bash
opam switch create lama ocaml-variants.4.13.1+flambda
``` ```
* In the above command: * In the above command:
- `opam switch create` is a subcommand to create a new switch - `opam switch create` is a subcommand to create a new switch
- `ocaml-variants.4.10.1+flambda` is the name of a standard template for the switch - `ocaml-variants.4.14.0+flambda` is the name of a standard template for the switch
- `lama` is an alias for the switch being created; on success a directory `$(HOME)/.opam/lama` should be created - `lama` is an alias for the switch being created; on success a directory `$(HOME)/.opam/lama` should be created
2. Update PATH variable for the fresh switch. (You can add these commands to your `~/.bashrc` for convenience but they should be added by `opam`) 2. Update PATH variable for the fresh switch. (You can add these commands to your `~/.bashrc` for convenience but they should be added by `opam`)
```bash ```bash
$ export OPAMSWITCH=lama eval $(opam env --switch=lama)
$ eval $(opam env)
``` ```
* Check that the OCaml compiler is now available in PATH by running `which ocamlc`; it should answer with `/home/user/.opam/lama/bin/ocamlc` (or similar) and `ocamlc -v` should answer with * Check that the OCaml compiler is now available in PATH by running `which ocamlc`; it should answer with `/home/user/.opam/lama/bin/ocamlc` (or similar) and `ocamlc -v` should answer with
``` ```
The OCaml compiler, version 4.10.1 The OCaml compiler, version 4.14.0
Standard library directory: /home/user/.opam/lama/lib/ocaml Standard library directory: /home/user/.opam/lama/lib/ocaml
``` ```
3. Pin Lama package using `opam` and right URL (remember of "#" being a comment character in various shells) 3. Pin Lama package using `opam` and right URL (remember of "#" being a comment character in various shells)
```bash ```bash
$ opam pin add Lama https://github.com/PLTools/Lama.git\#v1.2 --no-action opam pin add Lama https://github.com/PLTools/Lama.git\#v1.2 --no-action
``` ```
The extra '#' sign is added because in various Shells it is the start of a comment The extra '#' sign is added because in various Shells it is the start of a comment
@ -106,8 +107,10 @@ Ubuntu-based variant of WSL is recommended.
4. Install *dep*endencies on system-wide *ext*ernal packages and `lama` itself after that. 4. Install *dep*endencies on system-wide *ext*ernal packages and `lama` itself after that.
```bash ```bash
$ opam depext Lama --yes opam depext Lama --yes
$ opam install Lama --yes ```
```bash
opam install Lama --yes
``` ```
5. Check that `lamac` executable was installed: `which lamac` should answer with 5. Check that `lamac` executable was installed: `which lamac` should answer with
@ -125,6 +128,6 @@ It should build a local compiler `src/lamac` and a few tutorial executables in `
* [Plugin for VS Code](https://marketplace.visualstudio.com/items?itemName=mrartemsav.lama-lsp) * [Plugin for VS Code](https://marketplace.visualstudio.com/items?itemName=mrartemsav.lama-lsp)
### Changes in Lama 1.2 ### Changes in Lama 1.20
* New garbage collector: single-threaded stop-the-world `LISP2` (see GC Handbook for details: [1st edition](https://www.cs.kent.ac.uk/people/staff/rej/gcbook/), [2nd edition](http://gchandbook.org/)) [mark-compact](https://www.memorymanagement.org/glossary/m.html#term-mark-compact). * New garbage collector: single-threaded stop-the-world `LISP2` (see GC Handbook for details: [1st edition](https://www.cs.kent.ac.uk/people/staff/rej/gcbook/), [2nd edition](http://gchandbook.org/)) [mark-compact](https://www.memorymanagement.org/glossary/m.html#term-mark-compact).