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Avoid AC_PREPROC_IFELSE glitch in configure.ac

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Problem reported by Angelo Graziosi in:
http://lists.gnu.org/archive/html/emacs-devel/2016-04/msg00545.html
* configure.ac (gl_gcc_warnings): Work around an Autoconf glitch:
AC_PREPROC_IFELSE doesn’t generate a simple shell command.
This commit is contained in:
Paul Eggert 2016-04-19 17:22:22 -07:00
parent ed54b3ff97
commit 5c511ff597
1 changed files with 2 additions and 1 deletions
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3
configure.ac
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@ -879,8 +879,9 @@ AC_ARG_ENABLE([gcc-warnings],
# however, if there is also a .tarball-version file it is probably
# just a release imported into Git for patch management.
gl_gcc_warnings=no
test -e "$srcdir"/.git && test ! -f "$srcdir"/.tarball-version &&
if test -e "$srcdir"/.git && test ! -f "$srcdir"/.tarball-version; then
gl_GCC_VERSION_IFELSE([5], [3], [gl_gcc_warnings=warn-only])]
fi
)
# clang is unduly picky about some things.