mirror of
https://github.com/vlang/v.git
synced 2023-08-10 21:13:21 +03:00
45 lines
1.3 KiB
V
45 lines
1.3 KiB
V
module compiler
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import os
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pub fn launch_tool(tname string) {
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vexe := vexe_path()
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vroot := os.dir(vexe)
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mut oargs := os.args
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oargs[0] = '"$vexe"' // make it more explicit
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tool_exe := os.realpath('$vroot/tools/$tname')
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tool_source := os.realpath('$vroot/tools/${tname}.v')
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// ////////////////////////////////////////////////////
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tool_args := oargs.join(' ')
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tool_command := '"$tool_exe" $tool_args'
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// println('Launching: "$tool_command" ...')
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mut tool_should_be_recompiled := false
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if !os.exists(tool_exe) {
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// fresh checkout
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tool_should_be_recompiled = true
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}
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else {
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if os.file_last_mod_unix(tool_exe) <= os.file_last_mod_unix(vexe) {
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// v was recompiled, maybe after v up ...
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// rebuild the tool too just in case
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tool_should_be_recompiled = true
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}
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if os.file_last_mod_unix(tool_exe) <= os.file_last_mod_unix(tool_source) {
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// the user changed the source code of the tool
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tool_should_be_recompiled = true
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}
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}
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if tool_should_be_recompiled {
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compilation_command := '"$vexe" "$tool_source"'
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// println('Compiling $tname with: "$compilation_command"')
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tool_compilation := os.exec(compilation_command)or{
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panic(err)
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}
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if tool_compilation.exit_code != 0 {
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panic('V tool "$tool_source" could not be compiled\n' + tool_compilation.output)
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}
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}
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exit(os.system(tool_command))
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}
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