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GUILE_PKG bails out when 'pkg-config' is missing

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* meta/guile.m4 (GUILE_PKG): Ensure that 'pkg-config' is available. Use
AC_REQUIRE for PKG_PROG_PKG_CONFIG to avoid unnecessary invocations.

Signed-off-by: Ludovic Courtès <ludo@gnu.org>
This commit is contained in:
Mathieu Lirzin 2020-05-09 01:02:01 +02:00 • committed by Ludovic Courtès
parent f55740f0cd
commit 02a31d6885
1 changed files with 4 additions and 1 deletions
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5
meta/guile.m4
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@ -60,7 +60,10 @@
# @code{AC_SUBST}.
#
AC_DEFUN([GUILE_PKG],
[PKG_PROG_PKG_CONFIG
[AC_REQUIRE([PKG_PROG_PKG_CONFIG])
if test "x$PKG_CONFIG" = x; then
AC_MSG_ERROR([pkg-config is missing, please install it])
fi
_guile_versions_to_search="m4_default([$1], [3.0 2.2 2.0])"
if test -n "$GUILE_EFFECTIVE_VERSION"; then
_guile_tmp=""