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[FYI] {branch-1.13.2} make flags analysis: embed in a subshell
From: |
Stefano Lattarini |
Subject: |
[FYI] {branch-1.13.2} make flags analysis: embed in a subshell |
Date: |
Fri, 3 May 2013 12:49:29 +0200 |
So that we won't have to worry about leaking temporary variables,
and similar stuff.
* lib/am/header-vars.am (am__make_dryrun, am__make_keepgoing): Here.
(am__make_running_with_option): Minor adjustments.
Signed-off-by: Stefano Lattarini <address@hidden>
---
lib/am/header-vars.am | 11 ++++-------
1 file changed, 4 insertions(+), 7 deletions(-)
diff --git a/lib/am/header-vars.am b/lib/am/header-vars.am
index 72a1877..11779f5 100644
--- a/lib/am/header-vars.am
+++ b/lib/am/header-vars.am
@@ -36,7 +36,6 @@ am__is_gnu_make = test -n '$(MAKEFILE_LIST)' && test -n
'$(MAKELEVEL)'
## no argument. Actually, the only supported option at the moment
## is '-n' (support for '-k' will be added soon).
am__make_running_with_option = \
- { \
case $${am__target_option-} in \
?) ;; \
*) echo "am__make_running_with_option: internal error: invalid" \
@@ -89,22 +88,20 @@ am__make_running_with_option = \
case $$am__flg in \
*$$am__target_option*) am__has_opt=yes; break;; \
esac; \
- done;\
- unset am__skip_next am__flg am__flags am__target_option; \
- test $$am__has_opt = yes; \
- }
+ done; \
+ test $$am__has_opt = yes
## Shell code that determines whether make is running in "dry mode"
## ("make -n") or not. Useful in rules that invoke make recursively,
## and are thus executed also with "make -n" -- either because they
## are declared as dependencies to '.MAKE' (NetBSD make), or because
## their recipes contain the "$(MAKE)" string (GNU and Solaris make).
-am__make_dryrun = { am__target_option=n; $(am__make_running_with_option); }
+am__make_dryrun = (am__target_option=n; $(am__make_running_with_option))
## Shell code that determines whether make is running in "keep-going mode"
## ("make -k") or not. Useful in rules that must recursively descend into
## subdirectories, and decide whther to stop at the first error or not.
-am__make_keepgoing = { am__target_option=k; $(am__make_running_with_option); }
+am__make_keepgoing = (am__target_option=k; $(am__make_running_with_option))
## Some derived variables that have been found to be useful.
pkgdatadir = $(datadir)/@PACKAGE@
--
1.8.3.rc0.19.g7e6a0cc
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