Content-type: text/html Man page of SHTOOL-SUBST.TMP

SHTOOL-SUBST.TMP

Section: GNU Portable Shell Tool (1)
Updated: shtool 2.0.8
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NAME

shtool subst - GNU shtool sed(1) substitution operations  

SYNOPSIS

shtool subst [-v|--verbose] [-t|--trace] [-n|--nop] [-w|--warning] [-q|--quiet] [-s|--stealth] [-i|--interactive] [-b|--backup ext] [-e|--exec cmd] [-f|--file cmd-file] [file] [file ...]  

DESCRIPTION

This command applies one or more sed(1) substitution operations to stdin or any number of files.  

OPTIONS

The following command line options are available.
-v, --verbose
Display some processing information.
-t, --trace
Enable the output of the essential shell commands which are executed.
-n, --nop
No operation mode. Actual execution of the essential shell commands which would be executed is suppressed.
-w, --warning
Show warning on substitution operation resulting in no content change on every file. The default is to show a warning on substitution operations resulted in no content change on all files.
-q, --quiet
Suppress warning on substitution operation resulting in no content change.
-s, --stealth
Stealth operation. Preserve timestamp on file.
-i, --interactive
Enter interactive mode where the user has to approve each operation.
-b, --backup ext
Preserve backup of original file using file name extension ext. Default is to overwrite the original file.
-e, --exec cmd
Specify sed(1) command directly.
-f, --file cmd-file
Read sed(1) command from file.
 

EXAMPLE

 #   shell script
 shtool subst -i -e 's;(c) \([0-9]*\)-2000;(c) \1-2001;' *.[ch]

 #    RPM spec-file
 %install
     shtool subst -v -n \
         -e 's;^\(prefix=\).*;\1 $RPM_BUILD_ROOT%{_prefix};g' \
         -e 's;^\(sysconfdir=\).*;\1 $RPM_BUILD_ROOT%{_prefix}/etc;g' \
         `find . -name Makefile -print`
     make install

 

HISTORY

The GNU shtool subst command was originally written by Ralf S. Engelschall <[email protected]> in 2001 for GNU shtool. It was prompted by the need to have a uniform and convenient patching frontend to sed(1) operations in the OpenPKG package specifications.  

SEE ALSO

shtool(1), sed(1).


 

Index

NAME
SYNOPSIS
DESCRIPTION
OPTIONS
EXAMPLE
HISTORY
SEE ALSO

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Time: 03:41:17 GMT, September 24, 2010