Re: [pgsql-hackers-win32] pg_ctl

Yea, I have to agree.  It looks like it was written by an MS C
programmer, not by a PostgreSQL programmer in terms of style and
structure.

Sorry for the bad news.

---------------------------------------------------------------------------

Neil Conway wrote:
> This code is pretty awful, IMHO.
>
> If you're going to copy code from a 3rd party (in this case, MSDN), it
> is standard practise to include an attribution. Also, what
> redistribution terms apply to MSDN sample code?
>
> Assuming we don't remove or rewrite the MSDN sample code, it is
> usually considered good practise to put imported code into a separate
> file.
>
> You can remove the kludge for 16-bit processes, as PostgreSQL won't
> ever be one. Dunno if it's worth modifying the sample code for this.
>
> It is generally considered good practise to divide distinct
> functionality into separate functions, rather than use a ~450 line
> main() function.
>
> I'd like to see fewer WIN32 #ifdefs in the main code path; please also
> endeavour to make them as small as possible.
>
> Copying and pasting code from one branch of an #ifdef or if into the
> other should also be avoided where possible: this is done in a couple
> places.
>
> Other random badness I noticed while browsing through the code:
>
>     #ifdef WIN32
>     char *bindir="c:\\pgsql\\bin";
>     char *VERSION="7.3.5";
>     #else
>     char *bindir="@bindir@";
>     char *VERSION="@VERSION@";
>     #endif
>
> This is plainly wrong.
>
>     char* DEFPOSTOPTS= NULL;
>     char* POSTOPTSFILE= NULL;
>     char* PIDFILE= NULL;
>
>     int n_sig;
>
>     char *logfile=NULL;
>     char *silence_echo=NULL;
>     char *shutdown_mode="smart";
>     char *op=NULL;
>     int PID;
>
> Can we please try to follow *some* kind of coherent convention for
> naming and indentation?
>
>     char* buffer;
>     char* buffer2;
>
> Please put some thought into your variable names.
>
>     po_path=(char*)malloc(sizeof(char)* (strlen(PGPATH)+strlen(pgsqlexe)+2));
>     sprintf(po_path, "%s%s%s",PGPATH, path_delim, pgsqlexe);
>
> This code needlessly assumes strlen(path_delim) == 1. On the other
> hand, it is reasonable to assume sizeof(char) == 1 (this is guaranteed
> by ANSI C).
>
>     for ( ;cont; token = (char*)strtok(NULL, env_delim)){
>         if (token==NULL) cont=0; else {
>             buffer=(char*)malloc(sizeof(char)* (strlen(token)+strlen(CMDNAME)+1));
>             sprintf(buffer, token);
>             strcat (buffer, path_delim);
>             strcat (buffer, CMDNAME);
>             if (post_file=fopen(buffer, "r")){
>                 self_path=token;
>                 cont=0;
>                 free(buffer);
>             } else free(buffer);
>         }
>         if (token==NULL) cont=0;
>     }
>
> Good lord.
>
> -Neil
>

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