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tools: support for v self -debug, use os.mv_by_cp

pull/8386/head
Delyan Angelov 2021-01-28 06:26:28 +02:00
parent dceb63b9df
commit 102c54f620
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GPG Key ID: 66886C0F12D595ED
1 changed files with 31 additions and 4 deletions
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35
cmd/tools/vself.v
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@ -5,6 +5,8 @@ import os.cmdline
import v.pref
import v.util.recompilation
const is_debug = os.args.contains('-debug')
fn main() {
vexe := pref.vexe_path()
vroot := os.dir(vexe)
@ -40,6 +42,21 @@ fn compile(vroot string, cmd string) {
}
}
fn list_folder(bmessage string, message string) {
if !is_debug {
return
}
if bmessage != '' {
println(bmessage)
}
if os.user_os() == 'windows' {
os.system('dir v*.exe')
} else {
os.system('ls -lartd v*')
}
println(message)
}
fn backup_old_version_and_rename_newer() ?bool {
mut errors := []string{}
short_v_file := if os.user_os() == 'windows' { 'v.exe' } else { 'v' }
@ -48,11 +65,21 @@ fn backup_old_version_and_rename_newer() ?bool {
v_file := os.real_path(short_v_file)
v2_file := os.real_path(short_v2_file)
bak_file := os.real_path(short_bak_file)
if os.exists(bak_file) {
os.rm(bak_file) or { errors << 'failed removing $bak_file: $err' }
}
list_folder('before:', 'removing $bak_file ...')
os.rm(bak_file) or { errors << 'failed removing $bak_file: $err' }
list_folder('', 'moving $v_file to $bak_file ...')
os.mv(v_file, bak_file) or { errors << err }
os.mv(v2_file, v_file) or { panic(err) }
list_folder('', 'removing $v_file ...')
os.rm(v_file) or { }
list_folder('', 'moving $v2_file to $v_file ...')
os.mv_by_cp(v2_file, v_file) or { panic(err) }
list_folder('after:', '')
if errors.len > 0 {
eprintln('backup errors:\n >> ' + errors.join('\n >> '))
}