util::which (public)

 util::which prog

Defined in packages/acs-tcl/tcl/utilities-procs.tcl

Use environment variable PATH to search for the specified executable program. Replacement for UNIX command "which", avoiding exec. exec which: 3368.445 microseconds per iteration ::util::which: 282.372 microseconds per iteration In addition of being more than 10 time faster than the version via exec, this version is less platform dependent.

Parameters:
prog - name of the program to be located on the search path
Returns:
fully qualified name including path, when specified program is found, or otherwise empty string
Author:
Gustaf Neumann

Partial Call Graph (max 5 caller/called nodes):
%3 test_acs_lang_exec_dependencies acs_lang_exec_dependencies (test acs-lang) util::which util::which test_acs_lang_exec_dependencies->util::which test_acs_subsite_exec_dependencies acs_subsite_exec_dependencies (test acs-subsite) test_acs_subsite_exec_dependencies->util::which test_acs_tcl_exec_optional_dependencies acs_tcl_exec_optional_dependencies (test acs-tcl) test_acs_tcl_exec_optional_dependencies->util::which test_acs_tcl_exec_required_dependencies acs_tcl_exec_required_dependencies (test acs-tcl) test_acs_tcl_exec_required_dependencies->util::which test_file_storage_exec_dependencies file_storage_exec_dependencies (test file-storage) test_file_storage_exec_dependencies->util::which ad_file ad_file (public) util::which->ad_file Object ::throttle Object ::throttle (public) Object ::throttle->util::which acs_admin::check_expired_certificates acs_admin::check_expired_certificates (private) acs_admin::check_expired_certificates->util::which apm_gzip_cmd apm_gzip_cmd (public) apm_gzip_cmd->util::which apm_tar_cmd apm_tar_cmd (public) apm_tar_cmd->util::which bootstrap_icons::download bootstrap_icons::download (private) bootstrap_icons::download->util::which

Testcases:
acs_lang_exec_dependencies, acs_subsite_exec_dependencies, acs_tcl_exec_required_dependencies, acs_tcl_exec_optional_dependencies, file_storage_exec_dependencies
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