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docs: Correct how to install gcc on Windows

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PATH needs to be manually set on Windows. Previously, it was explicitly
mentioned that it was unnecessary. More recent experience is that it's necessary.
This commit is contained in:
Jethro Kuan
2021-12-23 16:59:28 +08:00
parent c90b2d68df
commit 71cc275c3e
1 changed files with 10 additions and 14 deletions
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@@ -288,29 +288,25 @@ in your Emacs environment as a prerequisite for Org-roam when you install it.
~emacsql-sqlite~ requires a C compiler (e.g. ~gcc~ or ~clang~) to be present in
your computer. How to install a C compiler depends on the OS that you use.
- For Windows:
**** C Compiler for Windows
There are various ways to install one, depending on how you have installed
Emacs. If you use Emacs within a Cygwin or MinGW environment, then you should
install a compiler using their respective package manager.
One of the easiest ways to install a C compiler in Windows is to use [[https://www.msys2.org/][MSYS2]] as at the time of this writing:
If you have installed your Emacs from the [[https://www.gnu.org/software/emacs/][GNU Emacs website]], then the easiest way
is to use [[https://www.msys2.org/][MSYS2]] as at the time of this writing:
1. Use the installer in the official website and install MSYS2
2. Run MSYS2
3. In the command-line tool, type the following and answer "Y" to proceed:
1. Download and use the installer in the official MSYS2 website
2. Run MSYS2 and in its terminal, type the following and answer "Y" to
proceed -- this will install ~gcc~ in your PC:
#+BEGIN_SRC bash
pacman -S gcc
#+END_SRC
Note that you do not need to manually set the PATH for MSYS2; the
installer automatically takes care of it for you.
4. On Windows, add ~C:\msys64\usr\bin~ (command =where gcc= in MSYS2 terminal
can tell you the correct path) to ~PATH~ in your environmental variables
4. Open Emacs and call ~M-x org-roam-db-autosync-mode~
5. Launch Emacs and call ~M-x org-roam-db-autosync-mode~ (launch Emacs after
defining the path, so that Emacs can recognize it)
This will automatically start compiling ~emacsql-sqlite~; you should see a
This will automatically start compiling ~emacsql-sqlite~; you should see a
message in minibuffer. It may take a while until compilation completes. Once
complete, you should see a new file ~emacsql-sqlite.exe~ created in a subfolder
named ~sqlite~ under ~emacsql-sqlite~ installation folder. It's typically in