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_AS_PATH_WALK: Skip nonexistent dirs, unless told otherwise.

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This commit is contained in:
Stepan Kasal 2006-04-01 18:32:10 +00:00
parent a9b857317c
commit 6f39626778
1 changed files with 6 additions and 4 deletions
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10
lib/m4sugar/m4sh.m4
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@ -925,9 +925,10 @@ fi
])# _AS_PATH_SEPARATOR_PREPARE
# _AS_PATH_WALK([PATH = $PATH], BODY)
# -----------------------------------
# Walk through PATH running BODY for each `as_dir'.
# _AS_PATH_WALK([PATH = $PATH], BODY, [NO-OPTIMIZE])
# --------------------------------------------------
# Walk through PATH running BODY for each `as_dir'. Skip non-existent
# directories unless NO-OPTIMIZE is specified.
#
# Still very private as its interface looks quite bad.
#
@ -946,6 +947,7 @@ for as_dir in $as_dummy],
do
IFS=$as_save_IFS
test -z "$as_dir" && as_dir=.
m4_ifvaln([$3], [], [test -d "$as_dir" || continue])dnl
$2
done
IFS=$as_save_IFS
@ -1142,7 +1144,7 @@ uname -v = `(uname -v) 2>/dev/null || echo unknown`
_ASUNAME
_AS_PATH_WALK([$PATH], [echo "PATH: $as_dir"])
_AS_PATH_WALK([$PATH], [echo "PATH: $as_dir"], [:])
}])