X-Git-Url: https://git.notmuchmail.org/git?a=blobdiff_plain;f=configure;h=c58dd0fd471b98f7ebd716ae583e896f665db552;hb=cafd46ca135f8f3061cb65b8f6ab0b91902a48b3;hp=5e360d8c45d2116fad18aa28d09302e92076b1df;hpb=6e3007bec0b453e40d577bb98350cdc122379385;p=notmuch

diff --git a/configure b/configure
index 5e360d8c..c58dd0fd 100755
--- a/configure
+++ b/configure
@@ -220,7 +220,7 @@ fi
 printf "Checking for GMime development files... "
 have_gmime=0
 for gmimepc in gmime-2.6 gmime-2.4; do
-    if pkg-config --modversion $gmimepc > /dev/null 2>&1; then
+    if pkg-config --exists $gmimepc; then
 	printf "Yes ($gmimepc).\n"
 	have_gmime=1
 	gmime_cflags=$(pkg-config --cflags $gmimepc)
@@ -232,8 +232,22 @@ if [ "$have_gmime" = "0" ]; then
     errors=$((errors + 1))
 fi
 
+# GMime already depends on Glib >= 2.12, but we use at least one Glib
+# function that only exists as of 2.14, (g_hash_table_get_keys)
+printf "Checking for Glib development files (>= 2.14)... "
+have_glib=0
+if pkg-config --exists 'glib-2.0 >= 2.14'; then
+    printf "Yes.\n"
+    have_glib=1
+    glib_cflags=$(pkg-config --cflags glib-2.0)
+    glib_ldflags=$(pkg-config --libs glib-2.0)
+else
+    printf "No.\n"
+    errors=$((errors + 1))
+fi
+
 printf "Checking for talloc development files... "
-if pkg-config --modversion talloc > /dev/null 2>&1; then
+if pkg-config --exists talloc; then
     printf "Yes.\n"
     have_talloc=1
     talloc_cflags=$(pkg-config --cflags talloc)
@@ -246,7 +260,7 @@ else
 fi
 
 printf "Checking for valgrind development files... "
-if pkg-config --modversion valgrind > /dev/null 2>&1; then
+if pkg-config --exists valgrind; then
     printf "Yes.\n"
     have_valgrind=1
     valgrind_cflags=$(pkg-config --cflags valgrind)
@@ -256,7 +270,7 @@ else
 fi
 
 if [ -z "${EMACSLISPDIR}" ]; then
-    if pkg-config --modversion emacs > /dev/null 2>&1; then
+    if pkg-config --exists emacs; then
 	EMACSLISPDIR=$(pkg-config emacs --variable sitepkglispdir)
     else
 	EMACSLISPDIR='$(prefix)/share/emacs/site-lisp'
@@ -290,7 +304,6 @@ elif [ $uname = "Linux" ] ; then
     linker_resolves_library_dependencies=1
     ldconfig_paths=$(/sbin/ldconfig -N -X -v 2>/dev/null | sed -n -e 's,^\(/.*\):\( (.*)\)\?$,\1,p')
     for path in $ldconfig_paths; do
-	echo "Checking $path compared to $libdir_expanded"
 	if [ "$path" = "$libdir_expanded" ]; then
 	    libdir_in_ldconfig=1
 	fi
@@ -320,6 +333,10 @@ EOF
 	echo "	GMime 2.4 library (including development files such as headers)"
 	echo "	http://spruce.sourceforge.net/gmime/"
     fi
+    if [ $have_glib -eq 0 ]; then
+	echo "	Glib library >= 2.14 (including development files such as headers)"
+	echo "	http://ftp.gnome.org/pub/gnome/sources/glib/"
+    fi
     if [ $have_talloc -eq 0 ]; then
 	echo "	The talloc library (including development files such as headers)"
 	echo "	http://talloc.samba.org/"
@@ -391,6 +408,50 @@ else
 fi
 rm -f compat/have_strcasestr
 
+printf "int main(void){return 0;}\n" > minimal.c
+
+printf "Checking for rpath support... "
+if ${CC} -Wl,--enable-new-dtags -Wl,-rpath,/tmp/ -o minimal minimal.c >/dev/null 2>&1
+then
+    printf "Yes.\n"
+    rpath_ldflags="-Wl,--enable-new-dtags -Wl,-rpath,\$(libdir)"
+else
+    printf "No (nothing to worry about).\n"
+    rpath_ldflags=""
+fi
+
+printf "Checking for -Wl,--as-needed... "
+if ${CC} -Wl,--as-needed -o minimal minimal.c >/dev/null 2>&1
+then
+    printf "Yes.\n"
+    as_needed_ldflags="-Wl,--as-needed"
+else
+    printf "No (nothing to worry about).\n"
+    as_needed_ldflags=""
+fi
+
+WARN_CXXFLAGS=""
+printf "Checking for available C++ compiler warning flags... "
+for flag in -Wall -Wextra -Wwrite-strings -Wswitch-enum; do
+    if ${CC} $flag -o minimal minimal.c > /dev/null 2>&1
+    then
+	WARN_CXXFLAGS="${WARN_CXXFLAGS}${WARN_CXXFLAGS:+ }${flag}"
+    fi
+done
+printf "\n\t${WARN_CXXFLAGS}\n"
+
+WARN_CFLAGS="${WARN_CXXFLAGS}"
+printf "Checking for available C compiler warning flags... "
+for flag in -Wmissing-declarations; do
+    if ${CC} $flag -o minimal minimal.c > /dev/null 2>&1
+    then
+	WARN_CFLAGS="${WARN_CFLAGS}${WARN_CFLAGS:+ }${flag}"
+    fi
+done
+printf "\n\t${WARN_CFLAGS}\n"
+
+rm -f minimal minimal.c
+	
 cat <<EOF
 
 All required packages were found. You may now run the following
@@ -429,10 +490,10 @@ CXXFLAGS = ${CXXFLAGS}
 LDFLAGS = ${LDFLAGS}
 
 # Flags to enable warnings when using the C++ compiler
-WARN_CXXFLAGS=-Wall -Wextra -Wwrite-strings -Wswitch-enum
+WARN_CXXFLAGS=${WARN_CXXFLAGS}
 
 # Flags to enable warnings when using the C compiler
-WARN_CFLAGS=\$(WARN_CXXFLAGS) -Wmissing-declarations
+WARN_CFLAGS=${WARN_CFLAGS}
 
 # The prefix to which notmuch should be installed
 # Note: If you change this value here, be sure to ensure that the
@@ -499,6 +560,12 @@ GMIME_LDFLAGS = ${gmime_ldflags}
 TALLOC_CFLAGS = ${talloc_cflags}
 TALLOC_LDFLAGS = ${talloc_ldflags}
 
+# Flags needed to have linker set rpath attribute
+RPATH_LDFLAGS = ${rpath_ldflags}
+
+# Flags needed to have linker link only to necessary libraries
+AS_NEEDED_LDFLAGS = ${as_needed_ldflags}
+
 # Whether valgrind header files are available
 HAVE_VALGRIND = ${have_valgrind}