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authorMike Taves <mwtoews@gmail.com>2021-08-28 22:06:41 +1200
committerGitHub <noreply@github.com>2021-08-28 22:06:41 +1200
commita2713d85eab58eff28da416942e0b0c73edd4fcb (patch)
treec27a21b9915e482b094ced6107098fa94487c1da /configure.ac
parent3bb6c1bf02c454686edf557a520ae6c70d6ae5d9 (diff)
downloadPROJ-a2713d85eab58eff28da416942e0b0c73edd4fcb.tar.gz
PROJ-a2713d85eab58eff28da416942e0b0c73edd4fcb.zip
proj.pc.in: add -lm -ldl in Libs.private (#2825)
Diffstat (limited to 'configure.ac')
-rw-r--r--configure.ac16
1 files changed, 14 insertions, 2 deletions
diff --git a/configure.ac b/configure.ac
index 1cb1cb39..d3b1aa2d 100644
--- a/configure.ac
+++ b/configure.ac
@@ -181,7 +181,7 @@ esac
dnl Checks for libraries.
save_CFLAGS="$CFLAGS"
CFLAGS=`echo "$CFLAGS" | sed "s/-Werror/ /"`
-AC_CHECK_LIB(m,exp,,,)
+AC_CHECK_LIB(m,exp,,HAVE_LIBM=no,)
CFLAGS="$save_CFLAGS"
dnl We check for headers
@@ -198,7 +198,7 @@ AC_SEARCH_LIBS([sqrt], [m])
AC_CHECK_FUNC(localeconv, [AC_DEFINE(HAVE_LOCALECONV,1,[Define to 1 if you have localeconv])])
AC_CHECK_FUNCS([strerror])
-AC_CHECK_LIB(dl,dladdr,,,)
+AC_CHECK_LIB(dl,dladdr,,HAVE_LIBDL=no,)
dnl ---------------------------------------------------------------------------
dnl Provide a mechanism to disable real mutex support (if lacking win32 or
@@ -321,6 +321,18 @@ AC_SUBST(CURL_LIBS,$CURL_LIBS)
AC_SUBST(CURL_ENABLED_FLAGS,$CURL_ENABLED_FLAGS)
AM_CONDITIONAL(HAVE_CURL, [test "x$FOUND_CURL" = "xyes"])
+dnl ---------------------------------------------------------------------------
+dnl Check for extra libraries, required for static linking with pkg-config
+dnl ---------------------------------------------------------------------------
+
+EXTRA_LIBS="-lstdc++"
+if test "$HAVE_LIBM" != "no" ; then
+ EXTRA_LIBS="$EXTRA_LIBS -lm"
+fi
+if test "$HAVE_LIBDL" != "no" ; then
+ EXTRA_LIBS="$EXTRA_LIBS -ldl"
+fi
+AC_SUBST(EXTRA_LIBS,$EXTRA_LIBS)
dnl ---------------------------------------------------------------------------
dnl proj-lib-env-var-tried-last