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v.builder,v.cflags: improve the cross compilation support for programs using libraries like raylib, that have specific linking order needs, by supporting -lraylib@START_LIBS

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Delyan Angelov 2025-03-12 21:57:56 +02:00
parent d970a8fce2
commit 85973b9cca
No known key found for this signature in database
GPG Key ID: 66886C0F12D595ED
2 changed files with 35 additions and 6 deletions
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6
vlib/v/builder/cc.v
View File

@ -1130,6 +1130,7 @@ fn (mut c Builder) cc_windows_cross() {
} else {
args << cflags.c_options_after_target()
}
if current_os !in ['macos', 'linux', 'termux'] {
println(current_os)
panic('your platform is not supported yet')
@ -1144,8 +1145,9 @@ fn (mut c Builder) cc_windows_cross() {
all_args << args
all_args << c.get_subsystem_flag()
all_args << c.ccoptions.linker_flags
all_args << '${c.pref.ldflags}'
// Note: c.ccoptions.linker_flags was already in cflags.c_options_after_target(), which is in args, so no need to add it again here
all_args << c.pref.ldflags
c.dump_c_options(all_args)
mut cmd := cross_compiler_name_path + ' ' + all_args.join(' ')
// cmd := 'clang -o $obj_name -w $include -m32 -c -target x86_64-win32 ${pref.default_module_path}/$c.out_name_c'

35
vlib/v/cflag/cflags.v
View File

@ -100,7 +100,7 @@ pub fn (cflags []CFlag) c_options_before_target() []string {
mut args := []string{cap: defines.len + others.len}
args << defines
args << others
return args
return uniq_non_empty(args)
}
pub fn (cflags []CFlag) c_options_after_target() []string {
@ -116,7 +116,7 @@ pub fn (cflags []CFlag) c_options_without_object_files() []string {
}
args << flag.format() or { continue }
}
return args
return uniq_non_empty(args)
}
pub fn (cflags []CFlag) c_options_only_object_files() []string {
@ -128,7 +128,7 @@ pub fn (cflags []CFlag) c_options_only_object_files() []string {
args << flag.format() or { continue }
}
}
return args.filter(it != '')
return uniq_non_empty(args)
}
pub fn (cflags []CFlag) defines_others_libs() ([]string, []string, []string) {
@ -137,6 +137,10 @@ pub fn (cflags []CFlag) defines_others_libs() ([]string, []string, []string) {
mut others := []string{}
mut libs := []string{}
for copt in copts_without_obj_files {
if copt.ends_with('@START_LIBS') {
libs.insert(0, copt.all_before('@START_LIBS'))
continue
}
if copt.starts_with('-l') {
libs << copt
continue
@ -145,11 +149,34 @@ pub fn (cflags []CFlag) defines_others_libs() ([]string, []string, []string) {
libs << '"${copt}"'
continue
}
if copt.ends_with('@START_DEFINES') {
defines.insert(0, copt.all_before('@START_DEFINES'))
continue
}
if copt.starts_with('-D') {
defines << copt
continue
}
if copt.ends_with('@START_OTHERS') {
others.insert(0, copt.all_before('@START_OTHERS'))
continue
}
others << copt
}
return defines, others, libs
return uniq_non_empty(defines), uniq_non_empty(others), uniq_non_empty(libs)
}
fn uniq_non_empty(args []string) []string {
mut uniq_args := []string{}
for a in args {
if a == '' {
continue
}
if a !in uniq_args {
uniq_args << a
}
}
return uniq_args
}