svn commit: r229081 - stable/9/usr.bin/grep

Gleb Kurtsou gleb.kurtsou at gmail.com
Sat Dec 31 14:30:39 UTC 2011


On (31/12/2011 13:12), Gabor Kovesdan wrote:
> Author: gabor
> Date: Sat Dec 31 13:12:10 2011
> New Revision: 229081
> URL: http://svn.freebsd.org/changeset/base/229081
> 
> Log:
>   MFC r228099:
>     - Create links to the xz and lzma versions even if BSD grep is not the
>       default. Nor GNU nor liblzma in base provides such functionality so
>       it may be useful.
>   
>   MFC r228319:
>     - Match GNU behavior of exit code
>     - Rename variable that has a different meaning now
> 
> Modified:
>   stable/9/usr.bin/grep/Makefile
>   stable/9/usr.bin/grep/grep.c
>   stable/9/usr.bin/grep/grep.h
>   stable/9/usr.bin/grep/util.c
> Directory Properties:
>   stable/9/usr.bin/grep/   (props changed)
> 
> Modified: stable/9/usr.bin/grep/Makefile
> ==============================================================================
> --- stable/9/usr.bin/grep/Makefile	Sat Dec 31 13:07:09 2011	(r229080)
> +++ stable/9/usr.bin/grep/Makefile	Sat Dec 31 13:12:10 2011	(r229081)
> @@ -25,13 +25,7 @@ LINKS=	${BINDIR}/grep ${BINDIR}/egrep \
>  	${BINDIR}/grep ${BINDIR}/fgrep \
>  	${BINDIR}/grep ${BINDIR}/zgrep \
>  	${BINDIR}/grep ${BINDIR}/zegrep \
> -	${BINDIR}/grep ${BINDIR}/zfgrep \
> -	${BINDIR}/grep ${BINDIR}/xzgrep \
> -	${BINDIR}/grep ${BINDIR}/xzegrep \
> -	${BINDIR}/grep ${BINDIR}/xzfgrep \
> -	${BINDIR}/grep ${BINDIR}/lzgrep \
> -	${BINDIR}/grep ${BINDIR}/lzegrep \
> -	${BINDIR}/grep ${BINDIR}/lzfgrep
> +	${BINDIR}/grep ${BINDIR}/zfgrep

Is there a reason we need all this mess is the first place? 12 grep links under
/usr/bin. Why not to make zgrep handle all compression types. Tranparent
compression handling in tar was a great success.

Thanks,
Gleb.

>  
>  MLINKS= grep.1 egrep.1 \
>  	grep.1 fgrep.1 \
> @@ -46,6 +40,13 @@ MLINKS= grep.1 egrep.1 \
>  	grep.1 lzfgrep.1
>  .endif
>  
> +LINKS+=	${BINDIR}/${PROG} ${BINDIR}/xzgrep \
> +	${BINDIR}/${PROG} ${BINDIR}/xzegrep \
> +	${BINDIR}/${PROG} ${BINDIR}/xzfgrep \
> +	${BINDIR}/${PROG} ${BINDIR}/lzgrep \
> +	${BINDIR}/${PROG} ${BINDIR}/lzegrep \
> +	${BINDIR}/${PROG} ${BINDIR}/lzfgrep
> +
>  LDADD=	-lz -llzma
>  DPADD=	${LIBZ} ${LIBLZMA}
>  
> 
> Modified: stable/9/usr.bin/grep/grep.c
> ==============================================================================
> --- stable/9/usr.bin/grep/grep.c	Sat Dec 31 13:07:09 2011	(r229080)
> +++ stable/9/usr.bin/grep/grep.c	Sat Dec 31 13:12:10 2011	(r229081)
> @@ -148,7 +148,7 @@ static inline const char	*init_color(con
>  bool	 first = true;	/* flag whether we are processing the first match */
>  bool	 prev;		/* flag whether or not the previous line matched */
>  int	 tail;		/* lines left to print */
> -bool	 notfound;	/* file not found */
> +bool	 file_err;	/* file reading error */
>  
>  /*
>   * Prints usage information and returns 2.
> @@ -728,5 +728,5 @@ main(int argc, char *argv[])
>  
>  	/* Find out the correct return value according to the
>  	   results and the command line option. */
> -	exit(c ? (notfound ? (qflag ? 0 : 2) : 0) : (notfound ? 2 : 1));
> +	exit(c ? (file_err ? (qflag ? 0 : 2) : 0) : (file_err ? 2 : 1));
>  }
> 
> Modified: stable/9/usr.bin/grep/grep.h
> ==============================================================================
> --- stable/9/usr.bin/grep/grep.h	Sat Dec 31 13:07:09 2011	(r229080)
> +++ stable/9/usr.bin/grep/grep.h	Sat Dec 31 13:12:10 2011	(r229081)
> @@ -119,7 +119,7 @@ extern char	*label;
>  extern const char *color;
>  extern int	 binbehave, devbehave, dirbehave, filebehave, grepbehave, linkbehave;
>  
> -extern bool	 first, matchall, notfound, prev;
> +extern bool	 file_err, first, matchall, prev;
>  extern int	 tail;
>  extern unsigned int dpatterns, fpatterns, patterns;
>  extern struct pat *pattern;
> 
> Modified: stable/9/usr.bin/grep/util.c
> ==============================================================================
> --- stable/9/usr.bin/grep/util.c	Sat Dec 31 13:07:09 2011	(r229080)
> +++ stable/9/usr.bin/grep/util.c	Sat Dec 31 13:12:10 2011	(r229081)
> @@ -130,7 +130,7 @@ grep_tree(char **argv)
>  		case FTS_DNR:
>  			/* FALLTHROUGH */
>  		case FTS_ERR:
> -			notfound = true;
> +			file_err = true;
>  			if(!sflag)
>  				warnx("%s: %s", p->fts_path, strerror(p->fts_errno));
>  			break;
> @@ -195,10 +195,9 @@ procfile(const char *fn)
>  		f = grep_open(fn);
>  	}
>  	if (f == NULL) {
> +		file_err = true;
>  		if (!sflag)
>  			warn("%s", fn);
> -		if (errno == ENOENT)
> -			notfound = true;
>  		return (0);
>  	}
>  


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