lib, ruby: make use of -Wl,--no-undefined configurable

[notmuch] / configure

diff --git a/configure b/configure
index fb276f1b7969f2e33b7971c782576360c14418be..b967a4ed04294d76d855ee509c66337c6f21d00f 100755 (executable)
--- a/configure
+++ b/configure
@@ -19,11 +19,15 @@ readonly DEFAULT_IFS="$IFS"
 
 srcdir=$(dirname "$0")
 
 
 srcdir=$(dirname "$0")
 

+subdirs="util compat lib parse-time-string completion doc emacs"
+subdirs="${subdirs} performance-test test test/test-databases"
+subdirs="${subdirs} bindings"
+

 # For a non-srcdir configure invocation (such as ../configure), create
 # the directory structure and copy Makefiles.
 if [ "$srcdir" != "." ]; then
 
 # For a non-srcdir configure invocation (such as ../configure), create
 # the directory structure and copy Makefiles.
 if [ "$srcdir" != "." ]; then
 

-    for dir in . $(grep "^subdirs *=" "$srcdir"/Makefile | sed -e "s/subdirs *= *//"); do
+    for dir in . ${subdirs}; do

        mkdir -p "$dir"
        cp "$srcdir"/"$dir"/Makefile.local "$dir"
        cp "$srcdir"/"$dir"/Makefile "$dir"
        mkdir -p "$dir"
        cp "$srcdir"/"$dir"/Makefile.local "$dir"
        cp "$srcdir"/"$dir"/Makefile "$dir"


@@ -40,13 +44,15 @@ fi
 
 # Set several defaults (optionally specified by the user in
 # environment variables)
 
 # 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=${CPPFLAGS:-}
 CPPFLAGS=${CPPFLAGS:-}

+CXXFLAGS_for_sh=${CXXFLAGS:-${CFLAGS}}

 CXXFLAGS=${CXXFLAGS:-\$(CFLAGS)}
 LDFLAGS=${LDFLAGS:-}
 XAPIAN_CONFIG=${XAPIAN_CONFIG:-xapian-config}
 CXXFLAGS=${CXXFLAGS:-\$(CFLAGS)}
 LDFLAGS=${LDFLAGS:-}
 XAPIAN_CONFIG=${XAPIAN_CONFIG:-xapian-config}

+PYTHON=${PYTHON:-}

 
 # We don't allow the EMACS or GZIP Makefile variables inherit values
 # from the environment as we do with CC and CXX above. The reason is
 
 # We don't allow the EMACS or GZIP Makefile variables inherit values
 # from the environment as we do with CC and CXX above. The reason is


@@ -266,6 +272,35 @@ dependencies are available:
 EOF
 
 errors=0
 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
 
 if pkg-config --version > /dev/null 2>&1; then
     have_pkg_config=1


@@ -337,6 +372,27 @@ else
     errors=$((errors + 1))
 fi
 
     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
+    printf "Yes.\n"
+    have_zlib=1
+    zlib_cflags=$(pkg-config --cflags zlib)
+    zlib_ldflags=$(pkg-config --libs zlib)
+else
+    printf "No.\n"
+    errors=$((errors + 1))
+fi
+

 printf "Checking for talloc development files... "
 if pkg-config --exists talloc; then
     printf "Yes.\n"
 printf "Checking for talloc development files... "
 if pkg-config --exists talloc; then
     printf "Yes.\n"


@@ -350,6 +406,23 @@ else
     errors=$((errors + 1))
 fi
 
     errors=$((errors + 1))
 fi
 

+printf "Checking for python... "
+have_python=0
+
+for name in ${PYTHON} 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"
 printf "Checking for valgrind development files... "
 if pkg-config --exists valgrind; then
     printf "Yes.\n"


@@ -393,23 +466,31 @@ else
     have_emacs=0
 fi
 
     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 for ruby development files... "
+if ruby -e "require 'mkmf'"> /dev/null 2>&1; then
+    printf "Yes.\n"
+    have_ruby_dev=1
+else
+    printf "No (skipping ruby bindings)\n"
+    have_ruby_dev=0
+fi
+

 printf "Checking if sphinx is available and supports nroff output... "
 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
     printf "Yes.\n"
     have_sphinx=1

-    have_rst2man=0

 else
 else

-    printf "No (falling back to rst2man).\n"
+    printf "No (so will not install man pages).\n"

     have_sphinx=0
     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
 fi
 
 libdir_in_ldconfig=0


@@ -489,10 +570,18 @@ need to install the following packages before being able to compile
 notmuch:
 
 EOF
 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/"
     fi
     if [ $have_xapian -eq 0 ]; then
        echo "  Xapian library (including development files such as headers)"
        echo "  http://xapian.org/"
     fi

+    if [ $have_zlib -eq 0 ]; then
+       echo "  zlib library (>= version 1.2.5.2, including development files such as headers)"
+       echo "  http://zlib.net/"
+       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 "  (including development files such as headers)"
     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 "  (including development files such as headers)"


@@ -516,11 +605,11 @@ case a simple command will install everything you need. For example:
 
 On Debian and similar systems:
 
 
 On Debian and similar systems:
 

-       sudo apt-get install libxapian-dev libgmime-2.6-dev libtalloc-dev
+       sudo apt-get install libxapian-dev libgmime-2.6-dev libtalloc-dev zlib1g-dev

 
 Or on Fedora and similar systems:
 
 
 Or on Fedora and similar systems:
 

-       sudo yum install xapian-core-devel gmime-devel libtalloc-devel
+       sudo yum install xapian-core-devel gmime-devel libtalloc-devel zlib-devel

 
 On other systems, similar commands can be used, but the details of the
 package names may be different.
 
 On other systems, similar commands can be used, but the details of the
 package names may be different.


@@ -553,6 +642,18 @@ EOF
     exit 1
 fi
 
     exit 1
 fi
 

+printf "Checking for canonicalize_file_name... "
+if ${CC} -o compat/have_canonicalize_file_name "$srcdir"/compat/have_canonicalize_file_name.c > /dev/null 2>&1
+then
+    printf "Yes.\n"
+    have_canonicalize_file_name=1
+else
+    printf "No (will use our own instead).\n"
+    have_canonicalize_file_name=0
+fi
+rm -f compat/have_canonicalize_file_name
+
+

 printf "Checking for getline... "
 if ${CC} -o compat/have_getline "$srcdir"/compat/have_getline.c > /dev/null 2>&1
 then
 printf "Checking for getline... "
 if ${CC} -o compat/have_getline "$srcdir"/compat/have_getline.c > /dev/null 2>&1
 then


@@ -630,8 +731,6 @@ else
 fi
 rm -f compat/check_asctime
 
 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
 printf "Checking for rpath support... "
 if ${CC} -Wl,--enable-new-dtags -Wl,-rpath,/tmp/ -o minimal minimal.c >/dev/null 2>&1
 then


@@ -652,6 +751,16 @@ else
     as_needed_ldflags=""
 fi
 
     as_needed_ldflags=""
 fi
 

+printf "Checking for -Wl,--no-undefined... "
+if ${CC} -Wl,--no-undefined -o minimal minimal.c >/dev/null 2>&1
+then
+    printf "Yes.\n"
+    no_undefined_ldflags="-Wl,--no-undefined"
+else
+    printf "No (nothing to worry about).\n"
+    no_undefined_ldflags=""
+fi
+

 WARN_CXXFLAGS=""
 printf "Checking for available C++ compiler warning flags... "
 for flag in -Wall -Wextra -Wwrite-strings; do
 WARN_CXXFLAGS=""
 printf "Checking for available C++ compiler warning flags... "
 for flag in -Wall -Wextra -Wwrite-strings; do


@@ -674,16 +783,6 @@ printf "\n\t${WARN_CFLAGS}\n"
 
 rm -f minimal minimal.c
 
 
 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
 # construct the Makefile.config
 cat > Makefile.config <<EOF
 # This Makefile.config was automatically generated by the ./configure


@@ -698,6 +797,9 @@ cat > Makefile.config <<EOF
 # directory (the current directory at the time configure was run).
 srcdir = ${srcdir}
 
 # directory (the current directory at the time configure was run).
 srcdir = ${srcdir}
 

+# subdirectories to build
+subdirs = ${subdirs}
+

 configure_options = $@
 
 # We use vpath directives (rather than the VPATH variable) since the
 configure_options = $@
 
 # We use vpath directives (rather than the VPATH variable) since the


@@ -713,8 +815,9 @@ configure_options = $@
 # files, (which is quite ugly).
 vpath %.c \$(srcdir)
 vpath %.cc \$(srcdir)
 # files, (which is quite ugly).
 vpath %.c \$(srcdir)
 vpath %.cc \$(srcdir)

-vpath %.1 \$(srcdir)

 vpath Makefile.% \$(srcdir)
 vpath Makefile.% \$(srcdir)

+vpath %.py \$(srcdir)
+vpath %.rst \$(srcdir)

 
 # The C compiler to use
 CC = ${CC}
 
 # The C compiler to use
 CC = ${CC}


@@ -743,6 +846,9 @@ WARN_CXXFLAGS=${WARN_CXXFLAGS}
 # Flags to enable warnings when using the C compiler
 WARN_CFLAGS=${WARN_CFLAGS}
 
 # 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.
 # 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.


@@ -781,8 +887,8 @@ HAVE_EMACS = ${have_emacs}
 # Whether there's a sphinx-build binary available for building documentation
 HAVE_SPHINX=${have_sphinx}
 
 # 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
 
 # The directory to which desktop files should be installed
 desktop_dir = \$(prefix)/share/applications


@@ -793,10 +899,18 @@ bash_completion_dir = ${BASHCOMPLETIONDIR:=\$(sysconfdir)/bash_completion.d}
 # The directory to which zsh completions files should be installed
 zsh_completion_dir = ${ZSHCOMLETIONDIR:=\$(prefix)/share/zsh/functions/Completion/Unix}
 
 # The directory to which zsh completions files should be installed
 zsh_completion_dir = ${ZSHCOMLETIONDIR:=\$(prefix)/share/zsh/functions/Completion/Unix}
 

+# Whether the canonicalize_file_name function is available (if not, then notmuch will
+# build its own version)
+HAVE_CANONICALIZE_FILE_NAME = ${have_canonicalize_file_name}
+

 # Whether the getline function is available (if not, then notmuch will
 # build its own version)
 HAVE_GETLINE = ${have_getline}
 
 # Whether the getline function is available (if not, then notmuch will
 # build its own version)
 HAVE_GETLINE = ${have_getline}
 

+# Are the ruby development files (and ruby) available? If not skip
+# building/testing ruby bindings.
+HAVE_RUBY_DEV = ${have_ruby_dev}
+

 # Whether the strcasestr function is available (if not, then notmuch will
 # build its own version)
 HAVE_STRCASESTR = ${have_strcasestr}
 # Whether the strcasestr function is available (if not, then notmuch will
 # build its own version)
 HAVE_STRCASESTR = ${have_strcasestr}


@@ -837,6 +951,10 @@ XAPIAN_LDFLAGS = ${xapian_ldflags}
 GMIME_CFLAGS = ${gmime_cflags}
 GMIME_LDFLAGS = ${gmime_ldflags}
 
 GMIME_CFLAGS = ${gmime_cflags}
 GMIME_LDFLAGS = ${gmime_ldflags}
 

+# Flags needed to compile and link against zlib
+ZLIB_CFLAGS = ${zlib_cflags}
+ZLIB_LDFLAGS = ${zlib_ldflags}
+

 # Flags needed to compile and link against talloc
 TALLOC_CFLAGS = ${talloc_cflags}
 TALLOC_LDFLAGS = ${talloc_ldflags}
 # Flags needed to compile and link against talloc
 TALLOC_CFLAGS = ${talloc_cflags}
 TALLOC_LDFLAGS = ${talloc_ldflags}


@@ -847,6 +965,9 @@ RPATH_LDFLAGS = ${rpath_ldflags}
 # Flags needed to have linker link only to necessary libraries
 AS_NEEDED_LDFLAGS = ${as_needed_ldflags}
 
 # Flags needed to have linker link only to necessary libraries
 AS_NEEDED_LDFLAGS = ${as_needed_ldflags}
 

+# Flags to have the linker flag undefined symbols in object files
+NO_UNDEFINED_LDFLAGS = ${no_undefined_ldflags}
+

 # Whether valgrind header files are available
 HAVE_VALGRIND = ${have_valgrind}
 
 # Whether valgrind header files are available
 HAVE_VALGRIND = ${have_valgrind}
 


@@ -864,6 +985,8 @@ WITH_ZSH = ${WITH_ZSH}
 
 # Combined flags for compiling and linking against all of the above
 CONFIGURE_CFLAGS = -DHAVE_GETLINE=\$(HAVE_GETLINE) \$(GMIME_CFLAGS)      \\
 
 # Combined flags for compiling and linking against all of the above
 CONFIGURE_CFLAGS = -DHAVE_GETLINE=\$(HAVE_GETLINE) \$(GMIME_CFLAGS)      \\

+                  -DHAVE_CANONICALIZE_FILE_NAME=\$(HAVE_CANONICALIZE_FILE_NAME) \\
+                  \$(ZLIB_CFLAGS)                                       \\

                   \$(TALLOC_CFLAGS) -DHAVE_VALGRIND=\$(HAVE_VALGRIND)   \\
                   \$(VALGRIND_CFLAGS)                                   \\
                   -DHAVE_STRCASESTR=\$(HAVE_STRCASESTR)                 \\
                   \$(TALLOC_CFLAGS) -DHAVE_VALGRIND=\$(HAVE_VALGRIND)   \\
                   \$(VALGRIND_CFLAGS)                                   \\
                   -DHAVE_STRCASESTR=\$(HAVE_STRCASESTR)                 \\


@@ -875,6 +998,8 @@ CONFIGURE_CFLAGS = -DHAVE_GETLINE=\$(HAVE_GETLINE) \$(GMIME_CFLAGS)      \\
                   -DUTIL_BYTE_ORDER=\$(UTIL_BYTE_ORDER)
 
 CONFIGURE_CXXFLAGS = -DHAVE_GETLINE=\$(HAVE_GETLINE) \$(GMIME_CFLAGS)    \\
                   -DUTIL_BYTE_ORDER=\$(UTIL_BYTE_ORDER)
 
 CONFIGURE_CXXFLAGS = -DHAVE_GETLINE=\$(HAVE_GETLINE) \$(GMIME_CFLAGS)    \\

+                    -DHAVE_CANONICALIZE_FILE_NAME=\$(HAVE_CANONICALIZE_FILE_NAME) \\
+                    \$(ZLIB_CFLAGS)                                     \\

                     \$(TALLOC_CFLAGS) -DHAVE_VALGRIND=\$(HAVE_VALGRIND) \\
                     \$(VALGRIND_CFLAGS) \$(XAPIAN_CXXFLAGS)             \\
                     -DHAVE_STRCASESTR=\$(HAVE_STRCASESTR)               \\
                     \$(TALLOC_CFLAGS) -DHAVE_VALGRIND=\$(HAVE_VALGRIND) \\
                     \$(VALGRIND_CFLAGS) \$(XAPIAN_CXXFLAGS)             \\
                     -DHAVE_STRCASESTR=\$(HAVE_STRCASESTR)               \\


@@ -885,5 +1010,35 @@ CONFIGURE_CXXFLAGS = -DHAVE_GETLINE=\$(HAVE_GETLINE) \$(GMIME_CFLAGS)    \\
                     -DHAVE_XAPIAN_COMPACT=\$(HAVE_XAPIAN_COMPACT)       \\
                     -DUTIL_BYTE_ORDER=\$(UTIL_BYTE_ORDER)
 
                     -DHAVE_XAPIAN_COMPACT=\$(HAVE_XAPIAN_COMPACT)       \\
                     -DUTIL_BYTE_ORDER=\$(UTIL_BYTE_ORDER)
 

-CONFIGURE_LDFLAGS =  \$(GMIME_LDFLAGS) \$(TALLOC_LDFLAGS) \$(XAPIAN_LDFLAGS)
+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=${python}
+
+# Are the ruby development files (and ruby) available? If not skip
+# building/testing ruby bindings.
+NOTMUCH_HAVE_RUBY_DEV=${have_ruby_dev}
+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
 EOF