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Revision 9075

*{.sh,run}: replaced extern with command, a shell builtin that does the same thing. this is also part of dash (the Bourne shell on Linux).

View differences:

util.sh
4 4
if test ! "$_util_sh_include_guard_utils"; then
5 5
_util_sh_include_guard_utils=1
6 6

  
7
function extern() { (exec "$@") || return; }
8

  
9 7
isset() { test "${!1+isset}"; }
10 8

  
11 9
realpath() { readlink -f -- "$1"; }
12 10

  
13
include_guard_var() { realpath "$1"|"extern" sed 's/[^a-zA-Z0-9_]/_/g'; }
11
include_guard_var() { realpath "$1"|"command" sed 's/[^a-zA-Z0-9_]/_/g'; }
14 12

  
15 13
self_not_included() # usage: if self_not_included; then ... fi
16 14
{
......
153 151

  
154 152
echo_cmd()
155 153
{
156
	case "$1" in extern) shift;; esac # extern implied by the log_level
154
	case "$1" in command) shift;; esac # command implied by the log_level
157 155
	log "$*"
158 156
}
159 157

  
......
177 175
for cmd in rm; do alias "$cmd=echo_run $cmd"; done; unset cmd
178 176

  
179 177
# echo all external commands
180
alias extern="echo_run extern " # last space alias-expands next word
178
alias command="echo_run command " # last space alias-expands next word
181 179

  
182
alias self='extern "$FUNCNAME"' # usage: wrapper() { self ...; }
180
alias self='command "$FUNCNAME"' # usage: wrapper() { self ...; }
183 181

  
184 182
# commands that are always external
185
for cmd in env; do alias "$cmd=extern $cmd"; done; unset cmd
183
for cmd in env; do alias "$cmd=command $cmd"; done; unset cmd
186 184

  
187 185
function echo_func()
188 186
{

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