Allow git describe to get the version for FreeBSD and Cygwin in CI (#1640)

* Specify `safe.directory`
* Fetch tags
* Fetch all commits

.github/workflows/testing.yml

@@ -336,6 +336,9 @@ jobs:
     steps:
       - name: Checkout repo
         uses: actions/checkout@v4
+        with:
+          fetch-depth: 0
+          fetch-tags: true
       - name: Setup Cygwin
         uses: cygwin/cygwin-install-action@v4
         with:
@@ -363,6 +366,9 @@ jobs:
     steps:
       - name: Checkout repo
         uses: actions/checkout@v4
+        with:
+          fetch-depth: 0
+          fetch-tags: true
       - name: Build & test using CMake on FreeBSD
         uses: vmactions/freebsd-vm@v1
         with:

CMakeLists.txt

@@ -75,7 +75,7 @@ endif()
 
 find_program(GIT git)
 if(GIT)
-  execute_process(COMMAND ${GIT} --git-dir=.git describe --tags --dirty --always
+  execute_process(COMMAND ${GIT} --git-dir=.git -c safe.directory='*' describe --tags --dirty --always
                   WORKING_DIRECTORY ${CMAKE_SOURCE_DIR}
                   OUTPUT_VARIABLE GIT_REV OUTPUT_STRIP_TRAILING_WHITESPACE
                   ERROR_QUIET)

Makefile

@@ -24,7 +24,7 @@ PNGLDFLAGS	:= `${PKG_CONFIG} --libs-only-L libpng`
 PNGLDLIBS	:= `${PKG_CONFIG} --libs-only-l libpng`
 
 # Note: if this comes up empty, `version.cpp` will automatically fall back to last release number
-VERSION_STRING	:= `git --git-dir=.git describe --tags --dirty --always 2>/dev/null`
+VERSION_STRING	:= `git --git-dir=.git -c safe.directory='*' describe --tags --dirty --always 2>/dev/null`
 
 WARNFLAGS	:= -Wall -pedantic -Wno-unknown-warning-option -Wno-gnu-zero-variadic-macro-arguments
 
@@ -265,4 +265,4 @@ wine-shim:
 
 dist:
 	$Qgit ls-files | sed s~^~$${PWD##*/}/~ \
-	  | tar -czf rgbds-`git describe --tags | cut -c 2-`.tar.gz -C .. -T -
+	  | tar -czf rgbds-`git -c safe.directory='*' describe --tags | cut -c 2-`.tar.gz -C .. -T -

test/asm/test.sh

@@ -45,7 +45,7 @@ tryCmp () {
 }
 
 # Add the version constants test, outputting the closest tag to the HEAD
-if git describe --tags --abbrev=0 >version.out; then
+if git -c safe.directory='*' describe --tags --abbrev=0 >version.out; then
 	$RGBASM --version >>version.out
 	cat >version.asm <<EOF
 IF !DEF(__RGBDS_RC__)