44 lines
1.3 KiB
V
44 lines
1.3 KiB
V
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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.file_exists( tool_exe ) {
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// fresh checkout
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tool_should_be_recompiled = true
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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 -prod $tool_source'
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//println('Compiling $tname with: "$compilation_command"')
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tool_compilation := os.exec(compilation_command) or { panic(err) }
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if tool_compilation.exit_code != 0 {
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panic('V tool "$tool_source" could not be compiled.')
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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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