Re: [9.3 bug fix] ECPG does not escape backslashes - Mailing list pgsql-hackers

From Michael Meskes
Subject Re: [9.3 bug fix] ECPG does not escape backslashes
Date
Msg-id 20130704110407.GA27740@feivel.credativ.lan
Whole thread Raw
In response to [9.3 bug fix] ECPG does not escape backslashes  ("MauMau" <maumau307@gmail.com>)
Responses Re: [9.3 bug fix] ECPG does not escape backslashes
List pgsql-hackers
On Wed, Jul 03, 2013 at 07:22:48PM +0900, MauMau wrote:
> I happened to find a trivial bug of ECPG while experimenting with
> 9.3 beta 2.  Please find attached the patch to fix this.  This is
> not specific to 9.3.  Could you commit and backport this?

This appears to be Windows specific. I don't have a Windows system to test
with. How does Visusal Studio handle #line entries with full path names? Are
they all escaped? Or better do they have to be?

> This is necessary not only on Windows but also on UNIX/Linux.  For
> your information, running "gcc -E di\\r/a.c" escapes \ and outputs
> the line:
> 
> # 1 "di\\r/a.c"

Now this statement surprises me:

michael@feivel:~$ ecpg test\\\\a/init.pgc 
michael@feivel:~$ grep line test\\\\a/init.c |head -1
#line 1 "test\\a/init.pgc"
michael@feivel:~$ gcc -o i test\\\\a/init.c -I /usr/include/postgresql/ -l ecpg
michael@feivel:~$ 

This seems to suggest that it works nicely on Linux. 

So what do ou mean when saying the problem also occurs on Linux?

Michael
-- 
Michael Meskes
Michael at Fam-Meskes dot De, Michael at Meskes dot (De|Com|Net|Org)
Michael at BorussiaFan dot De, Meskes at (Debian|Postgresql) dot Org
Jabber: michael.meskes at gmail dot com
VfL Borussia! Força Barça! Go SF 49ers! Use Debian GNU/Linux, PostgreSQL



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