X-Git-Url: https://git.notmuchmail.org/git?p=notmuch;a=blobdiff_plain;f=configure;h=2065fcdf6f4ce3af7b5570b3092804027af68df9;hp=9bde2eb72b0e6811505391b0c759a9345f38313a;hb=ee1f573204f87a0b2c20a193abf5c4d71e91f049;hpb=2d024ff48c74f96dd3888de7161c964e61163369

diff --git a/configure b/configure
index 9bde2eb7..2065fcdf 100755
--- a/configure
+++ b/configure
@@ -43,10 +43,11 @@ fi
 
 # Set several defaults (optionally specified by the user in
 # environment variables)
-CC=${CC:-gcc}
-CXX=${CXX:-g++}
-CFLAGS=${CFLAGS:--O2}
+CC=${CC:-cc}
+CXX=${CXX:-c++}
+CFLAGS=${CFLAGS:--g -O2}
 CPPFLAGS=${CPPFLAGS:-}
+CXXFLAGS_for_sh=${CXXFLAGS:-${CFLAGS}}
 CXXFLAGS=${CXXFLAGS:-\$(CFLAGS)}
 LDFLAGS=${LDFLAGS:-}
 XAPIAN_CONFIG=${XAPIAN_CONFIG:-xapian-config}
@@ -269,6 +270,35 @@ dependencies are available:
 EOF
 
 errors=0
+printf "int main(void){return 0;}\n" > minimal.c
+
+printf "Sanity checking C compilation environment... "
+if ${CC} ${CFLAGS} ${CPPFLAGS} minimal.c ${LDFLAGS} -o minimal > /dev/null 2>&1
+then
+    printf "OK.\n"
+else
+    printf "Fail.\n"
+    errors=$((errors + 1))
+fi
+
+printf "Sanity checking C++ compilation environment... "
+if ${CXX} ${CXXFLAGS_for_sh} ${CPPFLAGS} minimal.c ${LDFLAGS} -o minimal > /dev/null 2>&1
+then
+    printf "OK.\n"
+else
+    printf "Fail.\n"
+    errors=$((errors + 1))
+fi
+
+if [ $errors -gt 0 ]; then
+    cat <<EOF
+*** Error: Initial sanity checking of environment failed.  Please try
+running configure in a clean environment, and if the problem persists,
+report a bug.
+EOF
+    rm -f minimal minimal.c
+    exit 1
+fi
 
 if pkg-config --version > /dev/null 2>&1; then
     have_pkg_config=1
@@ -340,6 +370,15 @@ else
     errors=$((errors + 1))
 fi
 
+if ! pkg-config --exists zlib; then
+  ${CC} ${zlib_cflags} -o compat/gen_zlib_pc \
+	  "$srcdir"/compat/gen_zlib_pc.c ${zlib_ldflags} > /dev/null 2>&1 &&
+  compat/gen_zlib_pc > compat/zlib.pc &&
+  PKG_CONFIG_PATH="$PKG_CONFIG_PATH":compat &&
+  export PKG_CONFIG_PATH
+  rm -f compat/gen_zlib_pc
+fi
+
 printf "Checking for zlib (>= 1.2.5.2)... "
 have_zlib=0
 if pkg-config --atleast-version=1.2.5.2 zlib; then
@@ -365,6 +404,23 @@ else
     errors=$((errors + 1))
 fi
 
+printf "Checking for python... "
+have_python=0
+
+for name in python python2 python3; do
+    if command -v $name > /dev/null; then
+	have_python=1
+	python=$name
+	printf "Yes ($name).\n"
+	break
+    fi
+done
+
+if [ $have_python -eq 0 ]; then
+    printf "No.\n"
+    errors=$((errors + 1))
+fi
+
 printf "Checking for valgrind development files... "
 if pkg-config --exists valgrind; then
     printf "Yes.\n"
@@ -408,23 +464,22 @@ else
     have_emacs=0
 fi
 
+printf "Checking if doxygen is available... "
+if command -v doxygen > /dev/null; then
+    printf "Yes.\n"
+    have_doxygen=1
+else
+    printf "No (so will not install api docs)\n"
+    have_doxygen=0
+fi
+
 printf "Checking if sphinx is available and supports nroff output... "
-if hash sphinx-build > /dev/null 2>&1 && python -m sphinx.writers.manpage > /dev/null 2>&1 ; then
+if command -v sphinx-build > /dev/null && ${python} -m sphinx.writers.manpage > /dev/null 2>&1 ; then
     printf "Yes.\n"
     have_sphinx=1
-    have_rst2man=0
 else
-    printf "No (falling back to rst2man).\n"
+    printf "No (so will not install man pages).\n"
     have_sphinx=0
-
-    printf "Checking if rst2man is available... "
-    if rst2man -V > /dev/null 2>&1; then
-       printf "Yes.\n"
-       have_rst2man=1
-    else
-       printf "No (so will not install man pages).\n"
-       have_rst2man=0
-    fi
 fi
 
 libdir_in_ldconfig=0
@@ -504,6 +559,9 @@ need to install the following packages before being able to compile
 notmuch:
 
 EOF
+    if [ $have_python -eq 0 ]; then
+	echo "  python interpreter"
+    fi
     if [ $have_xapian -eq 0 ]; then
 	echo "	Xapian library (including development files such as headers)"
 	echo "	http://xapian.org/"
@@ -662,8 +720,6 @@ else
 fi
 rm -f compat/check_asctime
 
-printf "int main(void){return 0;}\n" > minimal.c
-
 printf "Checking for rpath support... "
 if ${CC} -Wl,--enable-new-dtags -Wl,-rpath,/tmp/ -o minimal minimal.c >/dev/null 2>&1
 then
@@ -706,16 +762,6 @@ printf "\n\t${WARN_CFLAGS}\n"
 
 rm -f minimal minimal.c
 
-cat <<EOF
-
-All required packages were found. You may now run the following
-commands to compile and install notmuch:
-
-	make
-	sudo make install
-
-EOF
-
 # construct the Makefile.config
 cat > Makefile.config <<EOF
 # This Makefile.config was automatically generated by the ./configure
@@ -779,6 +825,9 @@ WARN_CXXFLAGS=${WARN_CXXFLAGS}
 # Flags to enable warnings when using the C compiler
 WARN_CFLAGS=${WARN_CFLAGS}
 
+# Name of python interpreter
+PYTHON = ${python}
+
 # The prefix to which notmuch should be installed
 # Note: If you change this value here, be sure to ensure that the
 # LIBDIR_IN_LDCONFIG value below is still set correctly.
@@ -817,8 +866,8 @@ HAVE_EMACS = ${have_emacs}
 # Whether there's a sphinx-build binary available for building documentation
 HAVE_SPHINX=${have_sphinx}
 
-# Whether there's a rst2man binary available for building documentation
-HAVE_RST2MAN=${have_rst2man}
+# Whether there's a doxygen binary available for building api documentation
+HAVE_DOXYGEN=${have_doxygen}
 
 # The directory to which desktop files should be installed
 desktop_dir = \$(prefix)/share/applications
@@ -935,3 +984,29 @@ CONFIGURE_CXXFLAGS = -DHAVE_GETLINE=\$(HAVE_GETLINE) \$(GMIME_CFLAGS)    \\
 
 CONFIGURE_LDFLAGS =  \$(GMIME_LDFLAGS) \$(TALLOC_LDFLAGS) \$(ZLIB_LDFLAGS) \$(XAPIAN_LDFLAGS)
 EOF
+
+# construct the sh.config
+cat > sh.config <<EOF
+# This sh.config was automatically generated by the ./configure
+# script of notmuch.
+
+# Whether the Xapian version in use supports compaction
+NOTMUCH_HAVE_XAPIAN_COMPACT=${have_xapian_compact}
+
+# do we have man pages?
+NOTMUCH_HAVE_MAN=$((have_sphinx))
+
+# Name of python interpreter
+NOTMUCH_PYTHON=${python}
+EOF
+
+# Finally, after everything configured, inform the user how to continue.
+cat <<EOF
+
+All required packages were found. You may now run the following
+commands to compile and install notmuch:
+
+	make
+	sudo make install
+
+EOF