Set Command Help


 
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Old 03-09-2009
Set Command Help

Hi,

I have following scenario..

set -e

eval Command 1
eval Command 2
eval Command 3

gmake realclean

but now the problem is I want to print an error message, advising user to run gmake realclean after resolving errors if any of the Command1/2/3 failed. I know I can use trap to do that but somehow its not advisable as Command1/2/3 returns range of exit codes which I cant keep a track of.

Thanks in advance,

Shri
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libapache2-mod-perl2-2.0.7::docs::api::Apache2::Command(User Contributed Perl Documentlibapache2-mod-perl2-2.0.7::docs::api::Apache2::Command(3pm)

NAME
Apache2::Command - Perl API for accessing Apache module command information Synopsis use Apache2::Module (); use Apache2::Command (); my $module = Apache2::Module::find_linked_module('mod_perl.c'); for (my $cmd = $module->cmds; $cmd; $cmd = $cmd->next) { $cmd->args_how(); $cmd->errmsg(); $cmd->name(); $cmd->req_override(); } Description "Apache2::Command" provides the Perl API for accessing Apache module command information API
"Apache2::Command" provides the following functions and/or methods: "args_how" What the command expects as arguments: $how = $cmd->args_how(); obj: $cmd ( "Apache2::Command object" ) ret: $how ( "Apache2::Const :cmd_how constant" ) The flag value representing the type of this command (i.e. "Apache2::Const::ITERATE", "Apache2::Const::TAKE2"). since: 2.0.00 "errmsg" Get usage message for that command, in case of syntax errors: $error = $cmd->errmsg(); obj: $cmd ( "Apache2::Command object" ) ret: $error ( string ) The error message since: 2.0.00 "name" Get the name of this command: $name = $cmd->name(); obj: $cmd ( "Apache2::Command object" ) ret: $name ( string ) The command name since: 2.0.00 "next" Get the next command in the chain of commands for this module: $next = $cmd->next(); obj: $cmd ( "Apache2::Command object" ) ret: $next ( "Apache2::Command object" ) Returns the next command in the chain for this module, "undef" for the last command. since: 2.0.00 "req_override" What overrides need to be allowed to enable this command: $override = $cmd->req_override obj: $cmd ( "Apache2::Command object" ) ret: $override ( "Apache2::Const :override constant" ) The bit mask representing the overrides this command is allowed in (i.e "Apache2::Const::OR_ALL"/"Apache2::Const::ACCESS_CONF"). since: 2.0.00 For example: use Apache2::Const -compile => qw(:override); $cmd->req_override() & Apache2::Const::OR_AUTHCFG; $cmd->req_override() & Apache2::Const::OR_LIMIT; See Also mod_perl 2.0 documentation. Copyright mod_perl 2.0 and its core modules are copyrighted under The Apache Software License, Version 2.0. Authors The mod_perl development team and numerous contributors. perl v5.14.2 2011-02-08 libapache2-mod-perl2-2.0.7::docs::api::Apache2::Command(3pm)