On 10/05/21 at 12:53pm, Morgan Adamiec wrote:
>    On 4 Oct 2021 8:28 pm, Andrew Gregory <[email protected]> wrote:  
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>      On 10/04/21 at 08:09pm, morganamilo wrote:                               
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>      > This is the error value generally used and the calling function        
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>      > explicitly checks for -1, later causing the error to be missed         
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>      > and the transaction to continue.                                       
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>                                                                               
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>      This result is not compared to -1, the result of download_files is.  If  
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>      we want                                                                  
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>      to guarantee that download_files will return -1 on error, that's where   
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>      the                                                                      
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>      return should be normalized, not in find_dl_candidates.  Tying the API   
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>      of one                                                                   
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>      function to another like this is just going to cause confusion and       
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>      breakage                                                                 
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>      when somebody forgets in the future.  Really, the caller of              
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>      download_files                                                           
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>      should just check for a successful return; we return 1 as an error from  
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>      lots of                                                                  
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>      functions.                                                               
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>                                                                               
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>    I'll change that too. This should still be accepted though.                
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Why?  If your reasoning is just that -1 is a better error value, we use 1 in
lots of other places like I said and I don't want to change that one at a time.

$ grep 'return 1;' lib/libalpm/*.c src/*/*.c | wc -l                            
                                                                                
                                                                    [0][1016]
132

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