v.builder: write an UTF8 BOM header for the .rsp file, when using '-cc msvc' (#22408)

spytheman · web-flow · commit 0390c070ece0 · 2024-10-04T14:00:47.000+03:00
diff --git a/vlib/v/builder/msvc_windows.v b/vlib/v/builder/msvc_windows.v
@@ -355,7 +355,7 @@ pub fn (mut v Builder) cc_msvc() {
 		a << env_ldflags
 	}
 	v.dump_c_options(a)
-	args := a.join(' ')
+	args := '\xEF\xBB\xBF' + a.join(' ')
 	// write args to a file so that we dont smash createprocess
 	os.write_file(out_name_cmd_line, args) or {
 		verror('Unable to write response file to "${out_name_cmd_line}"')

Original file line number	Diff line number	Diff line change
`@@ -355,7 +355,7 @@ pub fn (mut v Builder) cc_msvc() {`
`355`	`355`	`a << env_ldflags`
`356`	`356`	`}`
`357`	`357`	`v.dump_c_options(a)`
`358`		`- args := a.join(' ')`
	`358`	`+ args := '\xEF\xBB\xBF' + a.join(' ')`
`359`	`359`	`// write args to a file so that we dont smash createprocess`
`360`	`360`	`os.write_file(out_name_cmd_line, args) or {`
`361`	`361`	`verror('Unable to write response file to "${out_name_cmd_line}"')`