diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml index 00304890..e468efa1 100644 --- a/.github/workflows/ci.yml +++ b/.github/workflows/ci.yml @@ -17,7 +17,7 @@ jobs: - name: Bootstrap run: ./autogen.sh - name: Configure - run: ./configure --enable-werror --enable-linux-affinity --disable-unicode --without-sensors + run: ./configure --enable-werror --enable-linux-affinity --disable-unicode --disable-sensors - name: Enable compatibility modes run: | sed -i 's/#define HAVE_FSTATAT 1/#undef HAVE_FSTATAT/g' config.h @@ -26,7 +26,7 @@ jobs: - name: Build run: make -k - name: Distcheck - run: make distcheck DISTCHECK_CONFIGURE_FLAGS="--enable-werror --enable-linux-affinity --disable-unicode --without-sensors" + run: make distcheck DISTCHECK_CONFIGURE_FLAGS="--enable-werror --enable-linux-affinity --disable-unicode --disable-sensors" build-ubuntu-latest-minimal-clang: runs-on: ubuntu-latest @@ -44,11 +44,11 @@ jobs: - name: Bootstrap run: ./autogen.sh - name: Configure - run: ./configure --enable-werror --enable-linux-affinity --disable-unicode --without-sensors + run: ./configure --enable-werror --enable-linux-affinity --disable-unicode --disable-sensors - name: Build run: make -k - name: Distcheck - run: make distcheck DISTCHECK_CONFIGURE_FLAGS="--enable-werror --enable-linux-affinity --disable-unicode --without-sensors" + run: make distcheck DISTCHECK_CONFIGURE_FLAGS="--enable-werror --enable-linux-affinity --disable-unicode --disable-sensors" build-ubuntu-latest-full-featured-gcc: runs-on: ubuntu-latest @@ -63,11 +63,11 @@ jobs: - name: Bootstrap run: ./autogen.sh - name: Configure - run: ./configure --enable-werror --enable-openvz --enable-vserver --enable-ancient-vserver --enable-unicode --enable-hwloc --enable-setuid --enable-delayacct --with-sensors --with-capabilities + run: ./configure --enable-werror --enable-openvz --enable-vserver --enable-ancient-vserver --enable-unicode --enable-hwloc --enable-setuid --enable-delayacct --enable-sensors --enable-capabilities - name: Build run: make -k - name: Distcheck - run: make distcheck DISTCHECK_CONFIGURE_FLAGS='--enable-werror --enable-openvz --enable-vserver --enable-ancient-vserver --enable-unicode --enable-hwloc --enable-setuid --enable-delayacct --with-sensors --with-capabilities' + run: make distcheck DISTCHECK_CONFIGURE_FLAGS='--enable-werror --enable-openvz --enable-vserver --enable-ancient-vserver --enable-unicode --enable-hwloc --enable-setuid --enable-delayacct --enable-sensors --enable-capabilities' build-ubuntu-latest-full-featured-clang: runs-on: ubuntu-latest @@ -85,11 +85,30 @@ jobs: - name: Bootstrap run: ./autogen.sh - name: Configure - run: ./configure --enable-werror --enable-openvz --enable-vserver --enable-ancient-vserver --enable-unicode --enable-hwloc --enable-setuid --enable-delayacct --with-sensors --with-capabilities + run: ./configure --enable-werror --enable-openvz --enable-vserver --enable-ancient-vserver --enable-unicode --enable-hwloc --enable-setuid --enable-delayacct --enable-sensors --enable-capabilities - name: Build run: make -k - name: Distcheck - run: make distcheck DISTCHECK_CONFIGURE_FLAGS='--enable-werror --enable-openvz --enable-vserver --enable-ancient-vserver --enable-unicode --enable-hwloc --enable-setuid --enable-delayacct --with-sensors --with-capabilities' + run: make distcheck DISTCHECK_CONFIGURE_FLAGS='--enable-werror --enable-openvz --enable-vserver --enable-ancient-vserver --enable-unicode --enable-hwloc --enable-setuid --enable-delayacct --enable-sensors --enable-capabilities' + + build-ubuntu-latest-gcc-static: + runs-on: ubuntu-latest + # Enable LTO, might trigger additional warnings on advanced inlining + env: + CFLAGS: -O3 -g -flto + LDFLAGS: -O3 -g -flto + steps: + - uses: actions/checkout@v2 + - name: Install Dependencies + run: sudo apt-get install libncursesw5-dev libtinfo-dev libgpm-dev libsensors4-dev libcap-dev + - name: Bootstrap + run: ./autogen.sh + - name: Configure + run: ./configure --enable-static --enable-werror --enable-openvz --enable-vserver --enable-ancient-vserver --enable-unicode --disable-hwloc --enable-setuid --disable-delayacct --enable-sensors --enable-capabilities + - name: Build + run: make -k + - name: Distcheck + run: make distcheck DISTCHECK_CONFIGURE_FLAGS='--enable-static --enable-werror --enable-openvz --enable-vserver --enable-ancient-vserver --enable-unicode --disable-hwloc --enable-setuid --disable-delayacct --enable-sensors --enable-capabilities' build-ubuntu-latest-clang-analyzer: runs-on: ubuntu-latest @@ -107,7 +126,7 @@ jobs: - name: Bootstrap run: ./autogen.sh - name: Configure - run: scan-build-11 -analyze-headers --status-bugs ./configure --enable-debug --enable-werror --enable-openvz --enable-vserver --enable-ancient-vserver --enable-unicode --enable-hwloc --enable-setuid --enable-delayacct --with-sensors --with-capabilities + run: scan-build-11 -analyze-headers --status-bugs ./configure --enable-debug --enable-werror --enable-openvz --enable-vserver --enable-ancient-vserver --enable-unicode --enable-hwloc --enable-setuid --enable-delayacct --enable-sensors --enable-capabilities - name: Build run: scan-build-11 -analyze-headers --status-bugs make -j"$(nproc)" diff --git a/Makefile.am b/Makefile.am index 4317f74e..45f2e03c 100644 --- a/Makefile.am +++ b/Makefile.am @@ -3,8 +3,16 @@ AUTOMAKE_OPTIONS = subdir-objects bin_PROGRAMS = htop dist_man_MANS = htop.1 -EXTRA_DIST = $(dist_man_MANS) htop.desktop htop.png htop.svg \ -install-sh autogen.sh missing +EXTRA_DIST = \ + $(dist_man_MANS) \ + autogen.sh \ + htop.desktop \ + htop.png \ + htop.svg \ + build-aux/compile \ + build-aux/depcomp \ + build-aux/install-sh \ + build-aux/missing applicationsdir = $(datadir)/applications applications_DATA = htop.desktop pixmapdir = $(datadir)/pixmaps diff --git a/README b/README index 880597d8..609c2795 100644 --- a/README +++ b/README @@ -44,6 +44,62 @@ install the header files for `ncurses` (libncursesw*-dev) and other required dev By default `make install` will install into `/usr/local`, for changing the path use `./configure --prefix=/some/path`. +### Build Options + +`htop` has several build-time options to enable/disable additional features. + +#### Generic + + * `--enable-unicode`: + enable Unicode support + dependency: *libncursesw* + default: *yes* + * `--enable-hwloc`: + enable hwloc support for CPU affinity; disables Linux affinity + dependency: *libhwloc* + default: *no* + * `--enable-setuid`: + enable setuid support for privilege dropping + default: *no* + *`--enable-static`: + build a static htop binary; hwloc and delay accounting are not supported + default: *no* + * `--enable-debug`: + Enable asserts and internal sanity checks; implies a performance penalty + default: *no* + +#### Linux + + * `--enable-sensors`: + enable libsensors(3) support for reading temperature data + dependencies: *libsensors-dev*(build-time), at runtime *libsensors* is loaded via `dlopen(3)` if available + default: *check* + * `--enable-capabilities`: + enable Linux capabilities support + dependency: *libcap* + default: *check* + * `--with-proc`: + location of a Linux-compatible proc filesystem + default: */proc* + * `--enable-openvz`: + enable OpenVZ support + default: *no* + * `--enable-vserver`: + enable VServer support + default: *no* + * `--enable-ancient-vserver`: + enable ancient VServer support (implies `--enable-vserver`) + default: *no* + * `--enable-linux-affinity`: + enable Linux `sched_setaffinity(2)` and `sched_getaffinity(2)` for affinity support; conflicts with hwloc + default: *check* + * `--enable-delayacct`: + enable Linux delay accounting support + dependencies: *pkg-config*(build-time), *libnl-3* and *libnl-genl-3* + default: *check* + +## Usage + See the manual page (`man htop`) or the on-line help ('F1' or 'h' inside `htop`) for a list of supported key commands. ## Support diff --git a/configure.ac b/configure.ac index 1810e7c5..9df9e060 100644 --- a/configure.ac +++ b/configure.ac @@ -1,71 +1,115 @@ # -*- Autoconf -*- # Process this file with autoconf to produce a configure script. -AC_PREREQ(2.65) -AC_INIT([htop],[3.0.6-dev],[htop@groups.io]) +# ---------------------------------------------------------------------- +# Autoconf initialization. +# ---------------------------------------------------------------------- + +AC_PREREQ([2.69]) +AC_INIT([htop], [3.0.6-dev], [htop@groups.io], [], [https://htop.dev/]) AC_CONFIG_SRCDIR([htop.c]) -AC_CONFIG_AUX_DIR([.]) +AC_CONFIG_AUX_DIR([build-aux]) AC_CONFIG_HEADERS([config.h]) -# Required by hwloc scripts AC_CANONICAL_TARGET +AM_INIT_AUTOMAKE([-Wall std-options subdir-objects]) -AM_INIT_AUTOMAKE([1.11]) - -# Checks for programs. # ---------------------------------------------------------------------- -AC_PROG_CC -AM_PROG_CC_C_O -# Required by hwloc scripts -AC_USE_SYSTEM_EXTENSIONS +# ---------------------------------------------------------------------- # Checks for platform. # ---------------------------------------------------------------------- + case "$target_os" in linux*|gnu*) my_htop_platform=linux - AC_DEFINE([HTOP_LINUX], [], [Building for Linux]) + AC_DEFINE([HTOP_LINUX], [], [Building for Linux.]) ;; freebsd*|kfreebsd*) my_htop_platform=freebsd - AC_DEFINE([HTOP_FREEBSD], [], [Building for FreeBSD]) + AC_DEFINE([HTOP_FREEBSD], [], [Building for FreeBSD.]) ;; openbsd*) my_htop_platform=openbsd - AC_DEFINE([HTOP_OPENBSD], [], [Building for OpenBSD]) + AC_DEFINE([HTOP_OPENBSD], [], [Building for OpenBSD.]) ;; dragonfly*) my_htop_platform=dragonflybsd - AC_DEFINE([HTOP_DRAGONFLYBSD], [], [Building for DragonFlyBSD]) + AC_DEFINE([HTOP_DRAGONFLYBSD], [], [Building for DragonFlyBSD.]) ;; darwin*) my_htop_platform=darwin - AC_DEFINE([HTOP_DARWIN], [], [Building for Darwin]) + AC_DEFINE([HTOP_DARWIN], [], [Building for Darwin.]) ;; solaris*) my_htop_platform=solaris - AC_DEFINE([HTOP_SOLARIS], [], [Building for Solaris]) + AC_DEFINE([HTOP_SOLARIS], [], [Building for Solaris.]) ;; *) my_htop_platform=unsupported - AC_DEFINE([HTOP_UNSUPPORTED], [], [Building for an unsupported platform]) + AC_DEFINE([HTOP_UNSUPPORTED], [], [Building for an unsupported platform.]) ;; esac -# Checks for libraries. -# ---------------------------------------------------------------------- -AC_CHECK_LIB([m], [ceil], [], [missing_libraries="$missing_libraries libm"]) +# Enable extensions, required by hwloc scripts +AC_USE_SYSTEM_EXTENSIONS -# Checks for header files. # ---------------------------------------------------------------------- + + +# ---------------------------------------------------------------------- +# Checks for compiler. +# ---------------------------------------------------------------------- + +AC_PROG_CC +AM_PROG_CC_C_O +AC_PROG_CC_C99 +AS_IF([test "x$ac_cv_prog_cc_c99" = xno], [AC_MSG_ERROR([htop is written in C99. A newer compiler is required.])]) + +# ---------------------------------------------------------------------- + + +# ---------------------------------------------------------------------- +# Checks for static build. +# ---------------------------------------------------------------------- + +AC_ARG_ENABLE([static], + [AS_HELP_STRING([--enable-static], + [build a static htop binary @<:@default=no@:>@])], + [], + [enable_static=no]) +case "$enable_static" in + no) + ;; + yes) + AC_DEFINE([BUILD_STATIC], [1], [Define if building static binary.]) + CFLAGS="$CFLAGS -static" + LDFLAGS="$LDFLAGS -static" + ;; + *) + AC_MSG_ERROR([bad value '$enable_static' for --enable-static option]) + ;; +esac + +# ---------------------------------------------------------------------- + + +# ---------------------------------------------------------------------- +# Checks for generic header files. +# ---------------------------------------------------------------------- + AC_HEADER_DIRENT AC_HEADER_STDC -AC_CHECK_HEADERS([stdlib.h string.h strings.h sys/param.h sys/time.h unistd.h],[:],[ - missing_headers="$missing_headers $ac_header" -]) -AC_CHECK_HEADERS([execinfo.h],[:],[:]) +AC_CHECK_HEADERS([ \ + stdlib.h \ + string.h \ + strings.h \ + sys/param.h \ + sys/time.h \ + unistd.h + ], [], [AC_MSG_ERROR([can not find required generic header files])]) AC_HEADER_MAJOR dnl glibc 2.25 deprecates 'major' and 'minor' in and requires to @@ -73,14 +117,25 @@ dnl include . However the logic in AC_HEADER_MAJOR has not yet dnl been updated in Autoconf 2.69, so use a workaround: m4_version_prereq([2.70], [], [if test "x$ac_cv_header_sys_mkdev_h" != xyes; then - AC_CHECK_HEADER(sys/sysmacros.h, [AC_DEFINE(MAJOR_IN_SYSMACROS, 1, + AC_CHECK_HEADER([sys/sysmacros.h], [AC_DEFINE([MAJOR_IN_SYSMACROS], [1], [Define to 1 if `major', `minor', and `makedev' are declared in .])]) fi]) +# Optional Section + +AC_CHECK_HEADERS([execinfo.h]) + +if test "$my_htop_platform" = darwin; then + AC_CHECK_HEADERS([mach/mach_time.h]) +fi + +# ---------------------------------------------------------------------- + + +# ---------------------------------------------------------------------- # Checks for typedefs, structures, and compiler characteristics. # ---------------------------------------------------------------------- -AC_HEADER_STDBOOL -AC_C_CONST + AC_TYPE_PID_T AC_TYPE_UID_T AC_TYPE_UINT8_T @@ -88,64 +143,70 @@ AC_TYPE_UINT16_T AC_TYPE_UINT32_T AC_TYPE_UINT64_T -# Checks for library functions and compiler features. # ---------------------------------------------------------------------- -AC_FUNC_CLOSEDIR_VOID -AC_FUNC_STAT -AC_SEARCH_LIBS([dlopen], [dl dld]) + +# ---------------------------------------------------------------------- +# Checks for generic library functions. +# ---------------------------------------------------------------------- + +AC_CHECK_LIB([m], [ceil], [], [AC_MSG_ERROR([can not find required function ceil()])]) + +if test "$my_htop_platform" = dragonflybsd; then + AC_SEARCH_LIBS([kvm_open], [kvm], [], [AC_MSG_ERROR([can not find required function kvm_open()])]) +fi + +if test "$my_htop_platform" = freebsd; then + AC_SEARCH_LIBS([kvm_open], [kvm], [], [AC_MSG_ERROR([can not find required function kvm_open()])]) + AC_SEARCH_LIBS([devstat_checkversion], [devstat], [], [AC_MSG_ERROR([can not find required function devstat_checkversion()])]) +fi + +if test "$my_htop_platform" = linux; then + if test "$enable_static" != yes; then + AC_SEARCH_LIBS([dlopen], [dl dld], [], [AC_MSG_ERROR([can not find required function dlopen()])]) + fi +fi + +if test "$my_htop_platform" = openbsd; then + AC_SEARCH_LIBS([kvm_open], [kvm], [], [AC_MSG_ERROR([can not find required function kvm_open()])]) +fi + +if test "$my_htop_platform" = solaris; then + AC_SEARCH_LIBS([kstat_open], [kstat], [], [AC_MSG_ERROR([can not find required function kstat_open()])]) + AC_SEARCH_LIBS([Pgrab_error], [proc], [], [AC_MSG_ERROR([can not find required function Pgrab_error()])]) + AC_SEARCH_LIBS([free], [malloc], [], [AC_MSG_ERROR([can not find required function free()])]) +fi + +# Optional Section + AC_SEARCH_LIBS([clock_gettime], [rt]) -AC_CHECK_FUNCS([\ - clock_gettime\ - faccessat\ - fstatat\ - host_get_clock_service\ - openat\ - readlinkat\ -]) - -save_cflags="${CFLAGS}" -CFLAGS="${CFLAGS} -std=c99" -AC_MSG_CHECKING([whether cc -std=c99 option works]) -AC_COMPILE_IFELSE([AC_LANG_PROGRAM( - [AC_INCLUDES_DEFAULT], [[char *a; a = strdup("foo"); int i = 0; i++; // C99]])], - [AC_MSG_RESULT([yes])], - [AC_MSG_ERROR([htop is written in C99. A newer compiler is required.])]) -CFLAGS="$save_cflags" +AC_CHECK_FUNCS([ \ + clock_gettime \ + faccessat \ + fstatat \ + host_get_clock_service \ + openat \ + readlinkat \ + ]) # Add -lexecinfo if needed AC_SEARCH_LIBS([backtrace], [execinfo]) -# Add -ldevstat if needed -AC_SEARCH_LIBS([devstat_checkversion], [devstat]) +if test "$my_htop_platform" = darwin; then + AC_CHECK_FUNCS([mach_timebase_info]) +fi + +if test "$my_htop_platform" = linux && test "x$enable_static" = xyes; then + AC_CHECK_LIB([systemd], [sd_bus_open_system]) +fi -# Checks for features and flags. # ---------------------------------------------------------------------- -PROCDIR=/proc -AC_ARG_WITH(proc, [AS_HELP_STRING([--with-proc=DIR], [Location of a Linux-compatible proc filesystem (default=/proc).])], - if test -n "$withval"; then - AC_DEFINE_UNQUOTED(PROCDIR, "$withval", [Path of proc filesystem]) - PROCDIR="$withval" - fi, - AC_DEFINE(PROCDIR, "/proc", [Path of proc filesystem])) -AC_ARG_ENABLE(openvz, [AS_HELP_STRING([--enable-openvz], [enable OpenVZ support])], ,enable_openvz="no") -if test "x$enable_openvz" = xyes; then - AC_DEFINE(HAVE_OPENVZ, 1, [Define if openvz support enabled.]) -fi - -AC_ARG_ENABLE(vserver, [AS_HELP_STRING([--enable-vserver], [enable VServer support])], ,enable_vserver="no") -if test "x$enable_vserver" = xyes; then - AC_DEFINE(HAVE_VSERVER, 1, [Define if vserver support enabled.]) -fi - -AC_ARG_ENABLE(ancient_vserver, [AS_HELP_STRING([--enable-ancient-vserver], [enable ancient VServer support (implies --enable-vserver)])], ,enable_ancient_vserver="no") -if test "x$enable_ancient_vserver" = xyes; then - AC_DEFINE(HAVE_VSERVER, 1, [Define if vserver support enabled.]) - AC_DEFINE(HAVE_ANCIENT_VSERVER, 1, [Define if ancient vserver support enabled.]) -fi +# ---------------------------------------------------------------------- +# Checks for cross-platform features and flags. +# ---------------------------------------------------------------------- # HTOP_CHECK_SCRIPT(LIBNAME, FUNCTION, DEFINE, CONFIG_SCRIPT, ELSE_PART) m4_define([HTOP_CHECK_SCRIPT], @@ -159,10 +220,8 @@ m4_define([HTOP_CHECK_SCRIPT], htop_config_script_cflags=$([$4] --cflags 2> /dev/null) fi htop_script_success=no - htop_save_LDFLAGS="$LDFLAGS" htop_save_CFLAGS="$CFLAGS" if test ! "x$htop_config_script_libs" = x; then - LDFLAGS="$htop_config_script_libs $LDFLAGS" CFLAGS="$htop_config_script_cflags $CFLAGS" AC_CHECK_LIB([$1], [$2], [ AC_DEFINE([$3], 1, [The library is present.]) @@ -170,8 +229,9 @@ m4_define([HTOP_CHECK_SCRIPT], htop_script_success=yes ], [ CFLAGS="$htop_save_CFLAGS" + ], [ + $htop_config_script_libs ]) - LDFLAGS="$htop_save_LDFLAGS" fi if test "x$htop_script_success" = xno; then [$5] @@ -182,97 +242,140 @@ m4_define([HTOP_CHECK_SCRIPT], m4_define([HTOP_CHECK_LIB], [ AC_CHECK_LIB([$1], [$2], [ - AC_DEFINE([$3], 1, [The library is present.]) + AC_DEFINE([$3], [1], [The library is present.]) LIBS="-l[$1] $LIBS " ], [$4]) ]) -dnl https://www.gnu.org/software/autoconf-archive/ax_check_compile_flag.html -AC_DEFUN([AX_CHECK_COMPILE_FLAG], -[AC_PREREQ(2.64)dnl for _AC_LANG_PREFIX and AS_VAR_IF -AS_VAR_PUSHDEF([CACHEVAR],[ax_cv_check_[]_AC_LANG_ABBREV[]flags_$4_$1])dnl -AC_CACHE_CHECK([whether _AC_LANG compiler accepts $1], CACHEVAR, [ - ax_check_save_flags=$[]_AC_LANG_PREFIX[]FLAGS - _AC_LANG_PREFIX[]FLAGS="$[]_AC_LANG_PREFIX[]FLAGS $4 $1" - AC_COMPILE_IFELSE([m4_default([$5],[AC_LANG_PROGRAM()])], - [AS_VAR_SET(CACHEVAR,[yes])], - [AS_VAR_SET(CACHEVAR,[no])]) - _AC_LANG_PREFIX[]FLAGS=$ax_check_save_flags]) -AS_VAR_IF(CACHEVAR,yes, - [m4_default([$2], :)], - [m4_default([$3], :)]) -AS_VAR_POPDEF([CACHEVAR])dnl -])dnl AX_CHECK_COMPILE_FLAGS - -AC_ARG_ENABLE(unicode, [AS_HELP_STRING([--enable-unicode], [enable Unicode support])], ,enable_unicode="yes") +AC_ARG_ENABLE([unicode], + [AS_HELP_STRING([--enable-unicode], + [enable Unicode support @<:@default=yes@:>@])], + [], + [enable_unicode=yes]) if test "x$enable_unicode" = xyes; then - HTOP_CHECK_SCRIPT([ncursesw6], [addnwstr], [HAVE_LIBNCURSESW], "ncursesw6-config", - HTOP_CHECK_SCRIPT([ncursesw], [addnwstr], [HAVE_LIBNCURSESW], "ncursesw6-config", - HTOP_CHECK_SCRIPT([ncursesw], [addnwstr], [HAVE_LIBNCURSESW], "ncursesw5-config", - HTOP_CHECK_SCRIPT([ncurses], [addnwstr], [HAVE_LIBNCURSESW], "ncurses5-config", - HTOP_CHECK_LIB([ncursesw6], [addnwstr], [HAVE_LIBNCURSESW], - HTOP_CHECK_LIB([ncursesw], [addnwstr], [HAVE_LIBNCURSESW], - HTOP_CHECK_LIB([ncurses], [addnwstr], [HAVE_LIBNCURSESW], - missing_libraries="$missing_libraries libncursesw" - AC_MSG_ERROR([You may want to use --disable-unicode or install libncursesw.]) + HTOP_CHECK_SCRIPT([ncursesw6], [waddnwstr], [HAVE_LIBNCURSESW], "ncursesw6-config", + HTOP_CHECK_SCRIPT([ncursesw], [waddnwstr], [HAVE_LIBNCURSESW], "ncursesw6-config", + HTOP_CHECK_SCRIPT([ncursesw], [waddnwstr], [HAVE_LIBNCURSESW], "ncursesw5-config", + HTOP_CHECK_SCRIPT([ncurses], [waddnwstr], [HAVE_LIBNCURSESW], "ncurses5-config", + HTOP_CHECK_LIB([ncursesw6], [waddnwstr], [HAVE_LIBNCURSESW], + HTOP_CHECK_LIB([ncursesw], [waddnwstr], [HAVE_LIBNCURSESW], + HTOP_CHECK_LIB([ncurses], [waddnwstr], [HAVE_LIBNCURSESW], + AC_MSG_ERROR([can not find required library libncursesw; you may want to use --disable-unicode]) ))))))) - AC_CHECK_HEADERS([ncursesw/curses.h],[:], - [AC_CHECK_HEADERS([ncurses/ncurses.h],[:], - [AC_CHECK_HEADERS([ncurses/curses.h],[:], - [AC_CHECK_HEADERS([ncurses.h],[:],[missing_headers="$missing_headers $ac_header"])])])]) + AC_CHECK_HEADERS([ncursesw/curses.h], [], + [AC_CHECK_HEADERS([ncurses/ncurses.h], [], + [AC_CHECK_HEADERS([ncurses/curses.h], [], + [AC_CHECK_HEADERS([ncurses.h], [], + [AC_MSG_ERROR([can not find required ncurses header file])])])])]) # check if additional linker flags are needed for keypad(3) # (at this point we already link against a working ncurses library with wide character support) AC_SEARCH_LIBS([keypad], [tinfow tinfo]) else - HTOP_CHECK_SCRIPT([ncurses6], [refresh], [HAVE_LIBNCURSES], "ncurses6-config", - HTOP_CHECK_SCRIPT([ncurses], [refresh], [HAVE_LIBNCURSES], "ncurses5-config", - HTOP_CHECK_LIB([ncurses6], [refresh], [HAVE_LIBNCURSES], - HTOP_CHECK_LIB([ncurses], [refresh], [HAVE_LIBNCURSES], - missing_libraries="$missing_libraries libncurses" + HTOP_CHECK_SCRIPT([ncurses6], [wnoutrefresh], [HAVE_LIBNCURSES], [ncurses6-config], + HTOP_CHECK_SCRIPT([ncurses], [wnoutrefresh], [HAVE_LIBNCURSES], [ncurses5-config], + HTOP_CHECK_LIB([ncurses6], [wnoutrefresh], [HAVE_LIBNCURSES], + HTOP_CHECK_LIB([ncurses], [wnoutrefresh], [HAVE_LIBNCURSES], + AC_MSG_ERROR([can not find required library libncurses]) )))) - AC_CHECK_HEADERS([curses.h],[:], - [AC_CHECK_HEADERS([ncurses/curses.h],[:], - [AC_CHECK_HEADERS([ncurses/ncurses.h],[:], - [AC_CHECK_HEADERS([ncurses.h],[:],[missing_headers="$missing_headers $ac_header"])])])]) + AC_CHECK_HEADERS([curses.h], [], + [AC_CHECK_HEADERS([ncurses/curses.h], [], + [AC_CHECK_HEADERS([ncurses/ncurses.h], [], + [AC_CHECK_HEADERS([ncurses.h] ,[], + [AC_MSG_ERROR([can not find required ncurses header file])])])])]) # check if additional linker flags are needed for keypad(3) # (at this point we already link against a working ncurses library) AC_SEARCH_LIBS([keypad], [tinfo]) fi - -if test "$my_htop_platform" = "darwin"; then - AC_CHECK_HEADERS([mach/mach_time.h]) - AC_CHECK_FUNCS([mach_timebase_info]) +if test "$enable_static" = yes; then + AC_SEARCH_LIBS([Gpm_GetEvent], [gpm]) fi -if test "$my_htop_platform" = "dragonflybsd"; then - AC_CHECK_LIB([kvm], [kvm_open], [], [missing_libraries="$missing_libraries libkvm"]) + +AC_ARG_ENABLE([hwloc], + [AS_HELP_STRING([--enable-hwloc], + [enable hwloc support for CPU affinity; disables Linux affinity; requires libhwloc @<:@default=no@:>@])], + [], + [enable_hwloc=no]) +case "$enable_hwloc" in + no) + ;; + yes) + AC_CHECK_LIB([hwloc], [hwloc_get_proc_cpubind], [], [AC_MSG_ERROR([can not find required library libhwloc])]) + AC_CHECK_HEADERS([hwloc.h], [], [AC_MSG_ERROR([can not find require header file hwloc.h])]) + ;; + *) + AC_MSG_ERROR([bad value '$enable_hwloc' for --enable-hwloc]) + ;; +esac + + +AC_ARG_ENABLE([setuid], + [AS_HELP_STRING([--enable-setuid], + [enable setuid support for privilege dropping @<:@default=no@:>@])], + [], + [enable_setuid=no]) +if test "x$enable_setuid" = xyes; then + AC_DEFINE([HAVE_SETUID_ENABLED], [1], [Define if setuid support should be enabled.]) fi -if test "$my_htop_platform" = "freebsd"; then - AC_CHECK_LIB([kvm], [kvm_open], [], [missing_libraries="$missing_libraries libkvm"]) +# ---------------------------------------------------------------------- + + +# ---------------------------------------------------------------------- +# Checks for Linux features and flags. +# ---------------------------------------------------------------------- + +AC_ARG_WITH([proc], + [AS_HELP_STRING([--with-proc=DIR], + [location of a Linux-compatible proc filesystem @<:@default=/proc@:>@])], + [], + [with_proc=/proc]) +if test -z "$with_proc"; then + AC_MSG_ERROR([bad empty value for --with-proc option]) +fi +AC_DEFINE_UNQUOTED([PROCDIR], ["$with_proc"], [Path of proc filesystem.]) + + +AC_ARG_ENABLE([openvz], + [AS_HELP_STRING([--enable-openvz], + [enable OpenVZ support @<:@default=no@:>@])], + [], + [enable_openvz=no]) +if test "x$enable_openvz" = xyes; then + AC_DEFINE([HAVE_OPENVZ], [1], [Define if openvz support enabled.]) fi -if test "$my_htop_platform" = "openbsd"; then - AC_CHECK_LIB([kvm], [kvm_open], [], [missing_libraries="$missing_libraries libkvm"]) + +AC_ARG_ENABLE([vserver], + [AS_HELP_STRING([--enable-vserver], + [enable VServer support @<:@default=no@:>@])], + [], + [enable_vserver=no]) +if test "x$enable_vserver" = xyes; then + AC_DEFINE([HAVE_VSERVER], [1], [Define if VServer support enabled.]) fi -if test "$my_htop_platform" = "solaris"; then - AC_CHECK_LIB([kstat], [kstat_open], [], [missing_libraries="$missing_libraries libkstat"]) - AC_CHECK_LIB([proc], [Pgrab_error], [], [missing_libraries="$missing_libraries libproc"]) - AC_CHECK_LIB([malloc], [free], [], [missing_libraries="$missing_libraries libmalloc"]) + +AC_ARG_ENABLE([ancient_vserver], + [AS_HELP_STRING([--enable-ancient-vserver], + [enable ancient VServer support (implies --enable-vserver) @<:@default=no@:>@])], + [], + [enable_ancient_vserver=no]) +if test "x$enable_ancient_vserver" = xyes; then + AC_DEFINE([HAVE_VSERVER], [1], [Define if VServer support enabled.]) + AC_DEFINE([HAVE_ANCIENT_VSERVER], [1], [Define if ancient vserver support enabled.]) fi -AC_ARG_ENABLE(hwloc, [AS_HELP_STRING([--enable-hwloc], [enable hwloc support for CPU affinity, disables Linux affinity])],, enable_hwloc="no") -if test "x$enable_hwloc" = xyes; then - AC_CHECK_LIB([hwloc], [hwloc_get_proc_cpubind], [], [missing_libraries="$missing_libraries libhwloc"]) - AC_CHECK_HEADERS([hwloc.h],[:], [missing_headers="$missing_headers $ac_header"]) -fi -AC_ARG_ENABLE(linux_affinity, [AS_HELP_STRING([--enable-linux-affinity], [enable Linux sched_setaffinity and sched_getaffinity for affinity support, conflicts with hwloc])], ,enable_linux_affinity="check") +AC_ARG_ENABLE([linux_affinity], + [AS_HELP_STRING([--enable-linux-affinity], + [enable Linux sched_setaffinity and sched_getaffinity for affinity support, conflicts with hwloc @<:@default=check@:>@])], + [], + [enable_linux_affinity=check]) if test "x$enable_linux_affinity" = xcheck; then if test "x$enable_hwloc" = xyes; then enable_linux_affinity=no @@ -296,48 +399,116 @@ if test "x$enable_linux_affinity" = xcheck; then fi fi if test "x$enable_linux_affinity" = xyes; then - AC_DEFINE(HAVE_LINUX_AFFINITY, 1, [Define if Linux sched_setaffinity and sched_getaffinity are to be used.]) + if test "x$enable_hwloc" = xyes; then + AC_MSG_ERROR([--enable-hwloc and --enable-linux-affinity are mutual exclusive. Specify at most one of them.]) + fi + AC_DEFINE([HAVE_LINUX_AFFINITY], [1], [Define if Linux sched_setaffinity and sched_getaffinity are to be used.]) fi -if test "x$enable_linux_affinity" = xyes -a "x$enable_hwloc" = xyes; then - AC_MSG_ERROR([--enable-hwloc and --enable-linux-affinity are mutual exclusive. Specify at most one of them.]) -fi -AC_ARG_ENABLE(setuid, [AS_HELP_STRING([--enable-setuid], [enable setuid support for platforms that need it])],, enable_setuid="no") -if test "x$enable_setuid" = xyes; then - AC_DEFINE(HAVE_SETUID_ENABLED, 1, [Define if setuid support should be enabled.]) -fi +AC_ARG_ENABLE([capabilities], + [AS_HELP_STRING([--enable-capabilities], + [enable Linux capabilities support; requires libcap @<:@default=check@:>@])], + [], + [enable_capabilities=check]) +case "$enable_capabilities" in + no) + ;; + check) + enable_capabilities=yes + AC_CHECK_LIB([cap], [cap_init], [], [enable_capabilities=no]) + AC_CHECK_HEADERS([sys/capability.h], [], [enable_capabilities=no]) + ;; + yes) + AC_CHECK_LIB([cap], [cap_init], [], [AC_MSG_ERROR([can not find required library libcap])]) + AC_CHECK_HEADERS([sys/capability.h], [], [AC_MSG_ERROR([can not find required header file sys/capability.h])]) + ;; + *) + AC_MSG_ERROR([bad value '$enable_capabilities' for --enable-capabilities]) + ;; +esac -AC_ARG_WITH(capabilities, [AS_HELP_STRING([--with-capabilities], [Enable option to drop Linux capabilities via libcap])],, with_capabilities="no") -if test "x$with_capabilities" = xyes -then - AC_CHECK_LIB([cap], [cap_init], [], [missing_libraries="$missing_libraries libcap"]) - AC_CHECK_HEADERS([sys/capability.h], [:], [missing_headers="$missing_headers $ac_header"]) -fi -AC_ARG_ENABLE(delayacct, [AS_HELP_STRING([--enable-delayacct], [enable Linux delay accounting])],, enable_delayacct="no") -if test "x$enable_delayacct" = xyes; then - m4_ifdef([PKG_PROG_PKG_CONFIG], [ - PKG_PROG_PKG_CONFIG() - PKG_CHECK_MODULES(LIBNL3, libnl-3.0, [], [missing_libraries="$missing_libraries libnl-3"]) - PKG_CHECK_MODULES(LIBNL3GENL, libnl-genl-3.0, [], [missing_libraries="$missing_libraries libnl-genl-3"]) - CFLAGS="$CFLAGS $LIBNL3_CFLAGS $LIBNL3GENL_CFLAGS" - LIBS="$LIBS $LIBNL3_LIBS $LIBNL3GENL_LIBS" - AC_DEFINE(HAVE_DELAYACCT, 1, [Define if delay accounting support should be enabled.]) - ], [ - pkg_m4_absent=1 - m4_warning([configure is generated without pkg.m4. 'make dist' target will be disabled.]) - AC_MSG_ERROR([htop on Linux requires pkg-config for checking delayacct requirements. Please install pkg-config and run ./autogen.sh to rebuild the configure script.]) - ]) -fi +AC_ARG_ENABLE([delayacct], + [AS_HELP_STRING([--enable-delayacct], + [enable Linux delay accounting support; requires pkg-config, libnl-3 and libnl-genl-3 @<:@default=check@:>@])], + [], + [enable_delayacct=check]) +case "$enable_delayacct" in + no) + ;; + check) + if test "$enable_static" = yes; then + enable_delayacct=no + else + m4_ifdef([PKG_PROG_PKG_CONFIG], [ + enable_delayacct=yes + PKG_PROG_PKG_CONFIG() + PKG_CHECK_MODULES(LIBNL3, libnl-3.0, [], [enable_delayacct=no]) + PKG_CHECK_MODULES(LIBNL3GENL, libnl-genl-3.0, [], [enable_delayacct=no]) + if test "$enable_delayacct" = yes; then + CFLAGS="$CFLAGS $LIBNL3_CFLAGS $LIBNL3GENL_CFLAGS" + LIBS="$LIBS $LIBNL3_LIBS $LIBNL3GENL_LIBS" + AC_DEFINE([HAVE_DELAYACCT], [1], [Define if delay accounting support should be enabled.]) + fi + ], [ + enable_delayacct=no + AC_MSG_NOTICE([Linux delay accounting support can not be enabled, cause pkg-config is required for checking its availability]) + ]) + fi + ;; + yes) + m4_ifdef([PKG_PROG_PKG_CONFIG], [ + PKG_PROG_PKG_CONFIG() + PKG_CHECK_MODULES(LIBNL3, libnl-3.0, [], [AC_MSG_ERROR([can not find required library libnl3])]) + PKG_CHECK_MODULES(LIBNL3GENL, libnl-genl-3.0, [], [AC_MSG_ERROR([can not find required library libnl3genl])]) + CFLAGS="$CFLAGS $LIBNL3_CFLAGS $LIBNL3GENL_CFLAGS" + LIBS="$LIBS $LIBNL3_LIBS $LIBNL3GENL_LIBS" + AC_DEFINE([HAVE_DELAYACCT], [1], [Define if delay accounting support should be enabled.]) + ], [ + pkg_m4_absent=1 + m4_warning([configure is generated without pkg.m4. 'make dist' target will be disabled.]) + AC_MSG_ERROR([htop on Linux requires pkg-config for checking delayacct requirements. Please install pkg-config and run ./autogen.sh to rebuild the configure script.]) + ]) + ;; + *) + AC_MSG_ERROR([bad value '$enable_delayacct' for --enable-delayacct]) + ;; +esac -AC_ARG_WITH(sensors, [AS_HELP_STRING([--with-sensors], [Compile with libsensors support for reading temperature data. Only requires libsensors headers at compile time, at runtime libsensors is loaded via dlopen.])],, with_sensors="check") -if test "x$with_sensors" = xyes; then - AC_CHECK_HEADERS([sensors/sensors.h], [], [missing_headers="$missing_headers $ac_header"]) -elif test "x$with_sensors" = xcheck; then - with_sensors=yes - AC_CHECK_HEADERS([sensors/sensors.h], [], [with_sensors=no]) -fi + +AC_ARG_ENABLE([sensors], + [AS_HELP_STRING([--enable-sensors], + [enable libsensors support for reading temperature data; requires only libsensors headers at compile time, at runtime libsensors is loaded via dlopen @<:@default=check@:>@])], + [], + [enable_sensors=check]) +case "$enable_sensors" in + no) + ;; + check) + enable_sensors=yes + if test "$enable_static" = yes; then + AC_CHECK_LIB([sensors], [sensors_init], [], [enable_sensors=no]) + fi + AC_CHECK_HEADERS([sensors/sensors.h], [], [enable_sensors=no]) + ;; + yes) + if test "$enable_static" = yes; then + AC_CHECK_LIB([sensors], [sensors_init], [], [AC_MSG_ERROR([can not find required library libsensors])]) + fi + AC_CHECK_HEADERS([sensors/sensors.h], [], [AC_MSG_ERROR([can not find required header file sensors/sensors.h])]) + ;; + *) + AC_MSG_ERROR([bad value '$enable_sensors' for --enable-sensors]) + ;; +esac + +# ---------------------------------------------------------------------- + + +# ---------------------------------------------------------------------- +# Checks for compiler warnings. +# ---------------------------------------------------------------------- AM_CFLAGS="\ -Wall\ @@ -357,31 +528,56 @@ AM_CFLAGS="\ -Wunused\ -Wwrite-strings" +dnl https://www.gnu.org/software/autoconf-archive/ax_check_compile_flag.html +AC_DEFUN([AX_CHECK_COMPILE_FLAG], +[ +AS_VAR_PUSHDEF([CACHEVAR],[ax_cv_check_[]_AC_LANG_ABBREV[]flags_$4_$1])dnl +AC_CACHE_CHECK([whether _AC_LANG compiler accepts $1], CACHEVAR, [ + ax_check_save_flags=$[]_AC_LANG_PREFIX[]FLAGS + _AC_LANG_PREFIX[]FLAGS="$[]_AC_LANG_PREFIX[]FLAGS $4 $1" + AC_COMPILE_IFELSE([m4_default([$5],[AC_LANG_PROGRAM()])], + [AS_VAR_SET(CACHEVAR,[yes])], + [AS_VAR_SET(CACHEVAR,[no])]) + _AC_LANG_PREFIX[]FLAGS=$ax_check_save_flags]) +AS_VAR_IF(CACHEVAR,yes, + [m4_default([$2], :)], + [m4_default([$3], :)]) +AS_VAR_POPDEF([CACHEVAR])dnl +])dnl AX_CHECK_COMPILE_FLAGS + AX_CHECK_COMPILE_FLAG([-Wnull-dereference], [AM_CFLAGS="$AM_CFLAGS -Wnull-dereference"], , [-Werror]) -AC_ARG_ENABLE([werror], [AS_HELP_STRING([--enable-werror], [Treat warnings as errors (default: warnings are not errors)])], [enable_werror="$enableval"], [enable_werror=no]) -AS_IF([test "x$enable_werror" = "xyes"], [AM_CFLAGS="$AM_CFLAGS -Werror"]) +AC_ARG_ENABLE([werror], + [AS_HELP_STRING([--enable-werror], + [Treat warnings as errors @<:@default=no@:>@])], + [], + [enable_werror=no]) +if test "x$enable_werror" = xyes; then + AM_CFLAGS="$AM_CFLAGS -Werror" +fi + +AC_ARG_ENABLE([debug], + [AS_HELP_STRING([--enable-debug], + [Enable asserts and internal sanity checks @<:@default=no@:>@])], + [], + [enable_debug=no]) +if test "x$enable_debug" != xyes; then + AM_CPPFLAGS="$AM_CPPFLAGS -DNDEBUG" +fi + AC_SUBST([AM_CFLAGS]) - -AC_ARG_ENABLE([debug], [AS_HELP_STRING([--enable-debug], [Enable asserts (default: asserts are disabled)])], [enable_debug="$enableval"], [enable_debug=no]) -AS_IF([test "x$enable_debug" = "xyes"], , [AM_CPPFLAGS="$AM_CPPFLAGS -DNDEBUG"]) - AC_SUBST([AM_CPPFLAGS]) -# Bail out on errors. # ---------------------------------------------------------------------- -if test ! -z "$missing_libraries"; then - AC_MSG_ERROR([missing libraries: $missing_libraries]) -fi -if test ! -z "$missing_headers"; then - AC_MSG_ERROR([missing headers: $missing_headers]) -fi -AC_DEFINE_UNQUOTED(COPYRIGHT, "(C) 2004-2019 Hisham Muhammad. (C) 2020-2021 htop dev team.", [Copyright message.]) +# ---------------------------------------------------------------------- # We're done, let's go! # ---------------------------------------------------------------------- + +AC_DEFINE_UNQUOTED([COPYRIGHT], ["(C) 2004-2019 Hisham Muhammad. (C) 2020-2021 htop dev team."], [Copyright message.]) + AM_CONDITIONAL([HTOP_LINUX], [test "$my_htop_platform" = linux]) AM_CONDITIONAL([HTOP_FREEBSD], [test "$my_htop_platform" = freebsd]) AM_CONDITIONAL([HTOP_DRAGONFLYBSD], [test "$my_htop_platform" = dragonflybsd]) @@ -389,11 +585,12 @@ AM_CONDITIONAL([HTOP_OPENBSD], [test "$my_htop_platform" = openbsd]) AM_CONDITIONAL([HTOP_DARWIN], [test "$my_htop_platform" = darwin]) AM_CONDITIONAL([HTOP_SOLARIS], [test "$my_htop_platform" = solaris]) AM_CONDITIONAL([HTOP_UNSUPPORTED], [test "$my_htop_platform" = unsupported]) + AC_SUBST(my_htop_platform) AC_CONFIG_FILES([Makefile htop.1]) AC_OUTPUT -if test "$my_htop_platform" = "unsupported"; then +if test "$my_htop_platform" = unsupported; then echo "" echo "****************************************************************" echo "WARNING! This platform is not currently supported by htop." @@ -410,16 +607,17 @@ AC_MSG_RESULT([ ${PACKAGE_NAME} ${VERSION} platform: $my_htop_platform - (Linux) proc directory: $PROCDIR + (Linux) proc directory: $with_proc (Linux) openvz: $enable_openvz (Linux) vserver: $enable_vserver (Linux) ancient vserver: $enable_ancient_vserver (Linux) affinity: $enable_linux_affinity (Linux) delay accounting: $enable_delayacct - (Linux) sensors: $with_sensors - (Linux) capabilities: $with_capabilities + (Linux) sensors: $enable_sensors + (Linux) capabilities: $enable_capabilities unicode: $enable_unicode hwloc: $enable_hwloc setuid: $enable_setuid debug: $enable_debug + static: $enable_static ]) diff --git a/linux/LibSensors.c b/linux/LibSensors.c index 158829aa..f94bcff7 100644 --- a/linux/LibSensors.c +++ b/linux/LibSensors.c @@ -10,6 +10,19 @@ #include "XUtils.h" +#ifdef BUILD_STATIC + +#define sym_sensors_init sensors_init +#define sym_sensors_cleanup sensors_cleanup +#define sym_sensors_get_detected_chips sensors_get_detected_chips +#define sym_sensors_snprintf_chip_name sensors_snprintf_chip_name +#define sym_sensors_get_features sensors_get_features +#define sym_sensors_get_subfeature sensors_get_subfeature +#define sym_sensors_get_value sensors_get_value +#define sym_sensors_get_label sensors_get_label + +#else + static int (*sym_sensors_init)(FILE*); static void (*sym_sensors_cleanup)(void); static const sensors_chip_name* (*sym_sensors_get_detected_chips)(const sensors_chip_name*, int*); @@ -21,7 +34,15 @@ static char* (*sym_sensors_get_label)(const sensors_chip_name*, const sensors_fe static void* dlopenHandle = NULL; +#endif /* BUILD_STATIC */ + int LibSensors_init(FILE* input) { +#ifdef BUILD_STATIC + + return sym_sensors_init(input); + +#else + if (!dlopenHandle) { /* Find the unversioned libsensors.so (symlink) and prefer that, but Debian has .so.5 and Fedora .so.4 without matching symlinks (unless people install the -dev packages) */ @@ -56,29 +77,42 @@ int LibSensors_init(FILE* input) { return sym_sensors_init(input); + dlfailure: if (dlopenHandle) { dlclose(dlopenHandle); dlopenHandle = NULL; } return -1; + +#endif /* BUILD_STATIC */ } void LibSensors_cleanup(void) { +#ifdef BUILD_STATIC + + sym_sensors_cleanup(); + +#else + if (dlopenHandle) { sym_sensors_cleanup(); dlclose(dlopenHandle); dlopenHandle = NULL; } + +#endif /* BUILD_STATIC */ } void LibSensors_getCPUTemperatures(CPUData* cpus, unsigned int cpuCount) { for (unsigned int i = 0; i <= cpuCount; i++) cpus[i].temperature = NAN; +#ifndef BUILD_STATIC if (!dlopenHandle) return; +#endif /* !BUILD_STATIC */ unsigned int coreTempCount = 0; diff --git a/linux/SystemdMeter.c b/linux/SystemdMeter.c index 75c666f8..f6dcb3fb 100644 --- a/linux/SystemdMeter.c +++ b/linux/SystemdMeter.c @@ -21,8 +21,19 @@ in the source distribution for its full text. #include "RichString.h" #include "XUtils.h" +#if defined(BUILD_STATIC) && defined(HAVE_LIBSYSTEMD) +#include +#endif -#define INVALID_VALUE ((unsigned int)-1) + +#ifdef BUILD_STATIC + +#define sym_sd_bus_open_system sd_bus_open_system +#define sym_sd_bus_get_property_string sd_bus_get_property_string +#define sym_sd_bus_get_property_trivial sd_bus_get_property_trivial +#define sym_sd_bus_unref sd_bus_unref + +#else typedef void sd_bus; typedef void sd_bus_error; @@ -30,19 +41,35 @@ static int (*sym_sd_bus_open_system)(sd_bus**); static int (*sym_sd_bus_get_property_string)(sd_bus*, const char*, const char*, const char*, const char*, sd_bus_error*, char**); static int (*sym_sd_bus_get_property_trivial)(sd_bus*, const char*, const char*, const char*, const char*, sd_bus_error*, char, void*); static sd_bus* (*sym_sd_bus_unref)(sd_bus*); +static void* dlopenHandle = NULL; + +#endif /* BUILD_STATIC */ + +#if !defined(BUILD_STATIC) || defined(HAVE_LIBSYSTEMD) +static sd_bus* bus = NULL; +#endif /* !BUILD_STATIC || HAVE_LIBSYSTEMD */ + + +#define INVALID_VALUE ((unsigned int)-1) static char* systemState = NULL; static unsigned int nFailedUnits = INVALID_VALUE; static unsigned int nInstalledJobs = INVALID_VALUE; static unsigned int nNames = INVALID_VALUE; static unsigned int nJobs = INVALID_VALUE; -static void* dlopenHandle = NULL; -static sd_bus* bus = NULL; static void SystemdMeter_done(ATTR_UNUSED Meter* this) { free(systemState); systemState = NULL; +#ifdef BUILD_STATIC +# ifdef HAVE_LIBSYSTEMD + if (bus) { + sym_sd_bus_unref(bus); + } + bus = NULL; +# endif /* HAVE_LIBSYSTEMD */ +#else /* BUILD_STATIC */ if (bus && dlopenHandle) { sym_sd_bus_unref(bus); } @@ -52,9 +79,12 @@ static void SystemdMeter_done(ATTR_UNUSED Meter* this) { dlclose(dlopenHandle); dlopenHandle = NULL; } +#endif /* BUILD_STATIC */ } +#if !defined(BUILD_STATIC) || defined(HAVE_LIBSYSTEMD) static int updateViaLib(void) { +#ifndef BUILD_STATIC if (!dlopenHandle) { dlopenHandle = dlopen("libsystemd.so.0", RTLD_LAZY); if (!dlopenHandle) @@ -76,6 +106,7 @@ static int updateViaLib(void) { #undef resolve } +#endif /* !BUILD_STATIC */ int r; @@ -152,13 +183,16 @@ busfailure: bus = NULL; return -2; +#ifndef BUILD_STATIC dlfailure: if (dlopenHandle) { dlclose(dlopenHandle); dlopenHandle = NULL; } return -1; +#endif /* !BUILD_STATIC */ } +#endif /* !BUILD_STATIC || HAVE_LIBSYSTEMD */ static void updateViaExec(void) { int fdpair[2]; @@ -233,8 +267,12 @@ static void SystemdMeter_updateValues(ATTR_UNUSED Meter* this, char* buffer, siz systemState = NULL; nFailedUnits = nInstalledJobs = nNames = nJobs = INVALID_VALUE; +#if !defined(BUILD_STATIC) || defined(HAVE_LIBSYSTEMD) if (updateViaLib() < 0) updateViaExec(); +#else + updateViaExec(); +#endif /* !BUILD_STATIC || HAVE_LIBSYSTEMD */ xSnprintf(buffer, size, "%s", systemState ? systemState : "???"); }