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authorLudovic Courtès <ludo@gnu.org>2015-10-06 22:09:40 +0200
committerLudovic Courtès <ludo@gnu.org>2015-10-06 23:51:04 +0200
commitdd01fecd23a4ded46b99a51dc08ac5d964dbcd53 (patch)
tree7935564290df6b3a828d1e8a7f4eecb7c58392f8 /m4/guix.m4
parent04d1ab3bf5394ae229161669e9717d76d483e7aa (diff)
downloadguix-dd01fecd23a4ded46b99a51dc08ac5d964dbcd53.tar
guix-dd01fecd23a4ded46b99a51dc08ac5d964dbcd53.tar.gz
build: Automatically determine libgcrypt's file name.
* m4/guix.m4 (GUIX_LIBGCRYPT_LIBDIR): New macro. * configure.ac: Use it when no --with-libgcrypt-* option was passed. * README: Do not recommend --with-libgcrypt-prefix. Co-authored-by: 宋文武 <iyzsong@gmail.com>
Diffstat (limited to 'm4/guix.m4')
-rw-r--r--m4/guix.m415
1 files changed, 15 insertions, 0 deletions
diff --git a/m4/guix.m4 b/m4/guix.m4
index 2113383770..d464a478ca 100644
--- a/m4/guix.m4
+++ b/m4/guix.m4
@@ -270,3 +270,18 @@ AC_DEFUN([GUIX_CHECK_LIBC_MOUNT], [
guix_cv_libc_has_mount="no"
fi])
])
+
+dnl GUIX_LIBGCRYPT_LIBDIR VAR
+dnl
+dnl Attempt to determine libgcrypt's LIBDIR; store the result in VAR.
+AC_DEFUN([GUIX_LIBGCRYPT_LIBDIR], [
+ AC_PATH_PROG([LIBGCRYPT_CONFIG], [libgcrypt-config])
+ AC_CACHE_CHECK([libgcrypt's library directory],
+ [guix_cv_libgcrypt_libdir],
+ [if test "x$LIBGCRYPT_CONFIG" != "x"; then
+ guix_cv_libgcrypt_libdir=`$LIBGCRYPT_CONFIG --libs | sed -e "s/.*-L\([[^ ]]\+\)[[[:blank:]]]\+-lgcrypt.*/\1/g"`
+ else
+ guix_cv_libgcrypt_libdir=""
+ fi])
+ $1="$guix_cv_libgcrypt_libdir"
+])