Windows build (MSYS2) fixed

Author: Print3M

.github/workflows/release.yml

@@ -47,18 +47,19 @@ jobs:
       env:
         GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
       run: |
-        gh release delete 1.0.1 --cleanup-tag --yes || echo "No release or tag found for 1.0.1"
+        gh release delete 1.0.2 --cleanup-tag --yes || echo "No release or tag found for 1.0.2"
     
     - name: Create Release
       id: create_release
       uses: actions/create-release@v1
       env:
         GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
       with:
-        tag_name: 1.0.1
-        release_name: EPIC 1.0.1
+        tag_name: 1.0.2
+        release_name: EPIC 1.0.2
         body: |
-          - Wrong `pic-link` CLI output information fixed.
+          - Windows build (MSYS2) support fixed.
+          - Better error message when required command is not found.
         draft: false          
         prerelease: false
 

utils/shell.go

@@ -55,12 +55,13 @@ func MingwLd(params ...string) string {
 		ld = "x86_64-w64-mingw32-ld"
 
 		if IsWindows() {
-			ld += ".exe"
+			ld = "ld.exe"
 		}
 	}
 
 	if !IsProgramAvailable(ld) {
-		cli.LogErrf("Mingw-w64 ld linker not found: %s\n", ld)
+		cli.LogErrf("Mingw-w64 ld linker not found: %s", ld)
+		cli.LogErrf("Specify path to Mingw-w64 ld: `--mingw-w64-ld <path>`")
 		os.Exit(1)
 	}
 
@@ -75,12 +76,13 @@ func MingwGcc(params ...string) string {
 		gcc = "x86_64-w64-mingw32-gcc"
 
 		if IsWindows() {
-			gcc += ".exe"
+			gcc = "gcc.exe"
 		}
 	}
 
 	if !IsProgramAvailable(gcc) {
 		cli.LogErrf("Mingw-w64 GCC compiler not found: %s", gcc)
+		cli.LogErrf("Specify path to Mingw-w64 GCC: `--mingw-w64-gcc <path>`")
 		os.Exit(1)
 	}
 
@@ -95,12 +97,13 @@ func MingwObjcopy(params ...string) string {
 		objcopy = "x86_64-w64-mingw32-objcopy"
 
 		if IsWindows() {
-			objcopy += ".exe"
+			objcopy = "objcopy.exe"
 		}
 	}
 
 	if !IsProgramAvailable(objcopy) {
-		cli.LogErrf("Mingw-w64 objcopy tool not found: %s\n", objcopy)
+		cli.LogErrf("Mingw-w64 objcopy tool not found: %s", objcopy)
+		cli.LogErrf("Specify path to Mingw-w64 objcopy: `--mingw-w64-objcopy <path>`")
 		os.Exit(1)
 	}