X-Git-Url: https://git.notmuchmail.org/git?p=notmuch;a=blobdiff_plain;f=configure;h=440d678c7eb3828041a24577cf7f1e37bf36c2ab;hp=56f550b055c5854d2588c8a36e84ddc2eb6e935c;hb=005c2f0df17de8afdf9f67b923d26f2358236171;hpb=2eb558fd9b369458c23b57b44281758bd17a5580

diff --git a/configure b/configure
index 56f550b0..440d678c 100755
--- a/configure
+++ b/configure
@@ -71,16 +71,6 @@ WITH_BASH=1
 WITH_RUBY=1
 WITH_ZSH=1
 
-# Compatible GMime versions (with constraints).
-# If using GMime 2.6, we need to have a version >= 2.6.5 to avoid a
-# crypto bug. We need 2.6.7 for permissive "From " header handling.
-GMIME_24_VERSION_CTR=''
-GMIME_24_VERSION="gmime-2.4 $GMIME_24_VERSION_CTR"
-GMIME_26_VERSION_CTR='>= 2.6.7'
-GMIME_26_VERSION="gmime-2.6 $GMIME_26_VERSION_CTR"
-
-WITH_GMIME_VERSIONS="$GMIME_26_VERSION;$GMIME_24_VERSION"
-
 usage ()
 {
     cat <<EOF
@@ -114,6 +104,8 @@ Other environment variables can be used to control configure itself,
 	XAPIAN_CONFIG	The program to use to determine flags for
 			compiling and linking against the Xapian
 			library. [$XAPIAN_CONFIG]
+	PYTHON		Name of python command to use in
+			configure and the test suite.
 
 Additionally, various options can be specified on the configure
 command line.
@@ -138,10 +130,6 @@ Fine tuning of some installation directories is available:
 	--bashcompletiondir=DIR Bash completions files [SYSCONFDIR/bash_completion.d]
 	--zshcompletiondir=DIR	Zsh completions files [PREFIX/share/zsh/functions/Completion/Unix]
 
-Some specific library versions can be specified (auto-detected otherwise):
-
-	--with-gmime-version=VERS       Specify GMIME version (2.4 or 2.6)
-
 Some features can be disabled (--with-feature=no is equivalent to
 --without-feature) :
 
@@ -229,12 +217,6 @@ for option; do
 	fi
     elif [ "${option}" = '--without-zsh-completion' ] ; then
 	WITH_ZSH=0
-    elif [ "${option%%=*}" = '--with-gmime-version' ] ; then
-	if [ "${option#*=}" = '2.4' ]; then
-	     WITH_GMIME_VERSIONS=$GMIME_24_VERSION
-	 elif [ "${option#*=}" = '2.6' ]; then
-	     WITH_GMIME_VERSIONS=$GMIME_26_VERSION
-	fi
     elif [ "${option%%=*}" = '--build' ] ; then
 	true
     elif [ "${option%%=*}" = '--host' ] ; then
@@ -322,6 +304,35 @@ EOF
     exit 1
 fi
 
+printf "Reading libnotmuch version from source... "
+cat > _libversion.c <<EOF
+#include <stdio.h>
+#include "lib/notmuch.h"
+int main(void) {
+    printf("libnotmuch_version_major=%d\n",
+		LIBNOTMUCH_MAJOR_VERSION);
+    printf("libnotmuch_version_minor=%d\n",
+		LIBNOTMUCH_MINOR_VERSION);
+    printf("libnotmuch_version_release=%d\n",
+		LIBNOTMUCH_MICRO_VERSION);
+    return 0;
+}
+EOF
+if ${CC} ${CFLAGS} _libversion.c -o _libversion > /dev/null 2>&1 && \
+       ./_libversion > _libversion.sh && . ./_libversion.sh
+then
+    printf "OK.\n"
+else
+    cat <<EOF
+
+*** Error: Reading lib/notmuch.h failed.
+Please try running configure again in a clean environment, and if the
+problem persists, report a bug.
+EOF
+    rm -f _libversion _libversion.c _libversion.sh
+    exit 1
+fi
+
 if pkg-config --version > /dev/null 2>&1; then
     have_pkg_config=1
 else
@@ -360,20 +371,19 @@ if [ ${have_xapian} = "1" ]; then
     esac
 fi
 
+
+# we need to have a version >= 2.6.5 to avoid a crypto bug. We need
+# 2.6.7 for permissive "From " header handling.
+GMIME_MINVER=2.6.7
+
 printf "Checking for GMime development files... "
-have_gmime=0
-IFS=';'
-for gmimepc in $WITH_GMIME_VERSIONS; do
-    if pkg-config --exists $gmimepc; then
-	printf "Yes ($gmimepc).\n"
-	have_gmime=1
-	gmime_cflags=$(pkg-config --cflags $gmimepc)
-	gmime_ldflags=$(pkg-config --libs $gmimepc)
-	break
-    fi
-done
-IFS=$DEFAULT_IFS
-if [ "$have_gmime" = "0" ]; then
+if pkg-config --exists "gmime-2.6 >= $GMIME_MINVER"; then
+    printf "Yes.\n"
+    have_gmime=1
+    gmime_cflags=$(pkg-config --cflags gmime-2.6)
+    gmime_ldflags=$(pkg-config --libs gmime-2.6)
+else
+    have_gmime=0
     printf "No.\n"
     errors=$((errors + 1))
 fi
@@ -609,7 +619,7 @@ EOF
 	echo
     fi
     if [ $have_gmime -eq 0 ]; then
-	echo "	Either GMime 2.4 library" $GMIME_24_VERSION_CTR "or GMime 2.6 library" $GMIME_26_VERSION_CTR
+	echo "	GMime 2.6 library >= $GMIME_MINVER"
 	echo "	(including development files such as headers)"
 	echo "	http://spruce.sourceforge.net/gmime/"
 	echo
@@ -807,7 +817,7 @@ for flag in -Wmissing-declarations; do
 done
 printf "\n\t${WARN_CFLAGS}\n"
 
-rm -f minimal minimal.c
+rm -f minimal minimal.c _libversion.c _libversion _libversion.sh
 
 # construct the Makefile.config
 cat > Makefile.config <<EOF
@@ -845,6 +855,28 @@ vpath Makefile.% \$(srcdir)
 vpath %.py \$(srcdir)
 vpath %.rst \$(srcdir)
 
+# Library versions (used to make SONAME)
+# The major version of the library interface. This will control the soname.
+# As such, this number must be incremented for any incompatible change to
+# the library interface, (such as the deletion of an API or a major
+# semantic change that breaks formerly functioning code).
+#
+LIBNOTMUCH_VERSION_MAJOR = ${libnotmuch_version_major}
+
+# The minor version of the library interface. This should be incremented at
+# the time of release for any additions to the library interface,
+# (and when it is incremented, the release version of the library should
+#  be reset to 0).
+LIBNOTMUCH_VERSION_MINOR = ${libnotmuch_version_minor}
+
+# The release version the library interface. This should be incremented at
+# the time of release if there have been no changes to the interface, (but
+# simply compatible changes to the implementation).
+LIBNOTMUCH_VERSION_RELEASE = ${libnotmuch_version_release}
+
+# These are derived from the VERSION macros in lib/notmuch.h so
+# if you have to change them, something is wrong.
+
 # The C compiler to use
 CC = ${CC}
 
@@ -973,7 +1005,7 @@ LINKER_RESOLVES_LIBRARY_DEPENDENCIES = ${linker_resolves_library_dependencies}
 XAPIAN_CXXFLAGS = ${xapian_cxxflags}
 XAPIAN_LDFLAGS = ${xapian_ldflags}
 
-# Flags needed to compile and link against GMime-2.4
+# Flags needed to compile and link against GMime
 GMIME_CFLAGS = ${gmime_cflags}
 GMIME_LDFLAGS = ${gmime_ldflags}