Re: [PATCH] parseopt: do not translate empty help string

2012-08-20 Thread Junio C Hamano
Thomas Rast tr...@student.ethz.ch writes:

 The gettext .po files have a header, but it looks like the translation
 specification for an empty string.  This results in _() actually
 returning that header.

 Prevent parseopt from passing empty strings to gettext when it
 displays help about commands.  In some instances it already did this,
 but git-grep's --or etc. caught another case.

 Signed-off-by: Thomas Rast tr...@student.ethz.ch
 ---
  parse-options.c | 3 ++-
  1 file changed, 2 insertions(+), 1 deletion(-)

 diff --git a/parse-options.c b/parse-options.c
 index c1c66bd..f95bbb2 100644
 --- a/parse-options.c
 +++ b/parse-options.c
 @@ -562,7 +562,8 @@ static int usage_with_options_internal(struct 
 parse_opt_ctx_t *ctx,
   fputc('\n', outfile);
   pad = USAGE_OPTS_WIDTH;
   }
 - fprintf(outfile, %*s%s\n, pad + USAGE_GAP, , _(opts-help));
 + fprintf(outfile, %*s%s\n, pad + USAGE_GAP, ,
 + *opts-help ? _(opts-help) : );
   }
   fputc('\n', outfile);

Thanks; this is a tricky bit to catch and makes me wonder where else
we have a similar breakage.

Perhaps we would want to do this instead?  I dunno.

 gettext.h | 2 ++
 1 file changed, 2 insertions(+)

diff --git i/gettext.h w/gettext.h
index 57ba8bb..376297b 100644
--- i/gettext.h
+++ w/gettext.h
@@ -44,6 +44,8 @@ extern int use_gettext_poison(void);
 
 static inline FORMAT_PRESERVING(1) const char *_(const char *msgid)
 {
+   if (!*msgid)
+   return ;
return use_gettext_poison() ? # GETTEXT POISON # : gettext(msgid);
 }
 
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Re: [PATCH] parseopt: do not translate empty help string

2012-08-20 Thread Thomas Rast
Junio C Hamano gits...@pobox.com writes:

 Thomas Rast tr...@student.ethz.ch writes:

 The gettext .po files have a header, but it looks like the translation
 specification for an empty string.  This results in _() actually
 returning that header.

 Thanks; this is a tricky bit to catch and makes me wonder where else
 we have a similar breakage.

 Perhaps we would want to do this instead?  I dunno.

  gettext.h | 2 ++
  1 file changed, 2 insertions(+)

 diff --git i/gettext.h w/gettext.h
 index 57ba8bb..376297b 100644
 --- i/gettext.h
 +++ w/gettext.h
 @@ -44,6 +44,8 @@ extern int use_gettext_poison(void);
  
  static inline FORMAT_PRESERVING(1) const char *_(const char *msgid)
  {
 + if (!*msgid)
 + return ;
   return use_gettext_poison() ? # GETTEXT POISON # : gettext(msgid);
  }

Oh, I forgot that we actually had a wrapper instead of the usual _.
Yes, I think that would be the better solution to guard against this.

-- 
Thomas Rast
trast@{inf,student}.ethz.ch
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Re: [PATCH] parseopt: do not translate empty help string

2012-08-20 Thread Junio C Hamano
Thomas Rast tr...@student.ethz.ch writes:

 Junio C Hamano gits...@pobox.com writes:

 Thomas Rast tr...@student.ethz.ch writes:

 The gettext .po files have a header, but it looks like the translation
 specification for an empty string.  This results in _() actually
 returning that header.

 Thanks; this is a tricky bit to catch and makes me wonder where else
 we have a similar breakage.

 Perhaps we would want to do this instead?  I dunno.

  gettext.h | 2 ++
  1 file changed, 2 insertions(+)

 diff --git i/gettext.h w/gettext.h
 index 57ba8bb..376297b 100644
 --- i/gettext.h
 +++ w/gettext.h
 @@ -44,6 +44,8 @@ extern int use_gettext_poison(void);
  
  static inline FORMAT_PRESERVING(1) const char *_(const char *msgid)
  {
 +if (!*msgid)
 +return ;
  return use_gettext_poison() ? # GETTEXT POISON # : gettext(msgid);
  }

 Oh, I forgot that we actually had a wrapper instead of the usual _.
 Yes, I think that would be the better solution to guard against this.

OK, then let's replace the patch text of your commit ;-).
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Re: [PATCH] parseopt: do not translate empty help string

2012-08-20 Thread Junio C Hamano
Junio C Hamano gits...@pobox.com writes:

 Oh, I forgot that we actually had a wrapper instead of the usual _.
 Yes, I think that would be the better solution to guard against this.

 OK, then let's replace the patch text of your commit ;-).

He, we need to update the log message a bit, too.

-- 8 --
From: Thomas Rast tr...@student.ethz.ch
Subject: [PATCH] gettext: do not translate empty string

The gettext .po files have a header, but it looks like the translation
specification for an empty string.  This results in _() actually
returning that header.

Prevent us from passing empty strings to gettext.  In some places,
we run _(opts-help) where opts-help may be an empty string.

Signed-off-by: Thomas Rast tr...@student.ethz.ch
Signed-off-by: Junio C Hamano gits...@pobox.com
---
 gettext.h | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/gettext.h b/gettext.h
index 57ba8bb..376297b 100644
--- a/gettext.h
+++ b/gettext.h
@@ -44,6 +44,8 @@ extern int use_gettext_poison(void);
 
 static inline FORMAT_PRESERVING(1) const char *_(const char *msgid)
 {
+   if (!*msgid)
+   return ;
return use_gettext_poison() ? # GETTEXT POISON # : gettext(msgid);
 }
 
-- 
1.7.12.124.ga484625

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Re: [PATCH] parseopt: do not translate empty help string

2012-08-20 Thread Thomas Rast
Junio C Hamano gits...@pobox.com writes:

 Junio C Hamano gits...@pobox.com writes:

 Oh, I forgot that we actually had a wrapper instead of the usual _.
 Yes, I think that would be the better solution to guard against this.

 OK, then let's replace the patch text of your commit ;-).

 He, we need to update the log message a bit, too.

Thanks!  But now it's your patch :-)

 -- 8 --
 From: Thomas Rast tr...@student.ethz.ch
 Subject: [PATCH] gettext: do not translate empty string

 The gettext .po files have a header, but it looks like the translation
 specification for an empty string.  This results in _() actually
 returning that header.

 Prevent us from passing empty strings to gettext.  In some places,
  ^^

ourselves?  I'm not a native speaker though.

 we run _(opts-help) where opts-help may be an empty string.

 Signed-off-by: Thomas Rast tr...@student.ethz.ch
 Signed-off-by: Junio C Hamano gits...@pobox.com
 ---
  gettext.h | 2 ++
  1 file changed, 2 insertions(+)

 diff --git a/gettext.h b/gettext.h
 index 57ba8bb..376297b 100644
 --- a/gettext.h
 +++ b/gettext.h
 @@ -44,6 +44,8 @@ extern int use_gettext_poison(void);
  
  static inline FORMAT_PRESERVING(1) const char *_(const char *msgid)
  {
 + if (!*msgid)
 + return ;
   return use_gettext_poison() ? # GETTEXT POISON # : gettext(msgid);
  }

-- 
Thomas Rast
trast@{inf,student}.ethz.ch
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