Add configure option to create static htop binary

This commit is contained in:
Christian Göttsche 2021-01-22 19:14:59 +01:00
parent 759a34039c
commit 575edffb4b
5 changed files with 171 additions and 33 deletions

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@ -91,6 +91,25 @@ jobs:
- 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 --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
env:

3
README
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@ -61,6 +61,9 @@ By default `make install` will install into `/usr/local`, for changing the path
* `--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*

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@ -71,6 +71,31 @@ AS_IF([test "x$ac_cv_prog_cc_c99" = xno], [AC_MSG_ERROR([htop is written in C99.
# ----------------------------------------------------------------------
# ----------------------------------------------------------------------
# Checks for static build.
# ----------------------------------------------------------------------
AC_ARG_ENABLE([static],
[AS_HELP_STRING([--enable-static],
[build a static htop binary @<:@default=no@:>@])],
[],
[enable_static=no])
case "$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 '$enable_static' for --enable-static option])
;;
esac
# ----------------------------------------------------------------------
# ----------------------------------------------------------------------
# Checks for generic header files.
# ----------------------------------------------------------------------
@ -137,7 +162,9 @@ if test "$my_htop_platform" = freebsd; then
fi
if test "$my_htop_platform" = linux; then
AC_SEARCH_LIBS([dlopen], [dl dld], [], [AC_MSG_ERROR([can not find required function dlopen()])])
if test "$enable_static" != yes; then
AC_SEARCH_LIBS([dlopen], [dl dld], [], [AC_MSG_ERROR([can not find required function dlopen()])])
fi
fi
if test "$my_htop_platform" = openbsd; then
@ -170,6 +197,10 @@ if test "$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
# ----------------------------------------------------------------------
@ -189,10 +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([$3], 1, [The library is present.])
@ -200,8 +229,9 @@ m4_define([HTOP_CHECK_SCRIPT],
htop_script_success=yes
], [
CFLAGS="$htop_save_CFLAGS"
], [
$htop_config_script_libs
])
LDFLAGS="$htop_save_LDFLAGS"
fi
if test "x$htop_script_success" = xno; then
[$5]
@ -212,7 +242,7 @@ 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 "
], [$4])
])
@ -223,13 +253,13 @@ AC_ARG_ENABLE([unicode],
[],
[enable_unicode=yes])
if test "x$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],
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])
)))))))
@ -243,10 +273,10 @@ if test "x$enable_unicode" = xyes; then
# (at this point we already link against a working ncurses library with wide character support)
AC_SEARCH_LIBS([keypad], [tinfow tinfo])
else
HTOP_CHECK_SCRIPT([ncurses6], [refresh], [HAVE_LIBNCURSES], [ncurses6-config],
HTOP_CHECK_SCRIPT([ncurses], [refresh], [HAVE_LIBNCURSES], [ncurses5-config],
HTOP_CHECK_LIB([ncurses6], [refresh], [HAVE_LIBNCURSES],
HTOP_CHECK_LIB([ncurses], [refresh], [HAVE_LIBNCURSES],
HTOP_CHECK_SCRIPT([ncurses6], [wnoutrefresh], [HAVE_LIBNCURSES], [ncurses6-config],
HTOP_CHECK_SCRIPT([ncurses], [wnoutrefresh], [HAVE_LIBNCURSES], [ncurses5-config],
HTOP_CHECK_LIB([ncurses6], [wnoutrefresh], [HAVE_LIBNCURSES],
HTOP_CHECK_LIB([ncurses], [wnoutrefresh], [HAVE_LIBNCURSES],
AC_MSG_ERROR([can not find required library libncurses])
))))
@ -260,6 +290,9 @@ else
# (at this point we already link against a working ncurses library)
AC_SEARCH_LIBS([keypad], [tinfo])
fi
if test "$enable_static" = yes; then
AC_SEARCH_LIBS([Gpm_GetEvent], [gpm])
fi
AC_ARG_ENABLE([hwloc],
@ -405,20 +438,24 @@ case "$enable_delayacct" in
no)
;;
check)
m4_ifdef([PKG_PROG_PKG_CONFIG], [
enable_delayacct=yes
PKG_PROG_PKG_CONFIG()
PKG_CHECK_MODULES(LIBNL3, libnl-3.0, [], [enable_delayacct=no])
PKG_CHECK_MODULES(LIBNL3GENL, libnl-genl-3.0, [], [enable_delayacct=no])
if test "$enable_delayacct" = yes; then
CFLAGS="$CFLAGS $LIBNL3_CFLAGS $LIBNL3GENL_CFLAGS"
LIBS="$LIBS $LIBNL3_LIBS $LIBNL3GENL_LIBS"
AC_DEFINE([HAVE_DELAYACCT], [1], [Define if delay accounting support should be enabled.])
fi
], [
if test "$enable_static" = yes; then
enable_delayacct=no
AC_MSG_NOTICE([Linux delay accounting support can not be enabled, cause pkg-config is required for checking its availability])
])
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 $LIBNL3GENL_LIBS"
AC_DEFINE([HAVE_DELAYACCT], [1], [Define if delay accounting support should be enabled.])
fi
], [
enable_delayacct=no
AC_MSG_NOTICE([Linux delay accounting support can not be enabled, cause pkg-config is required for checking its availability])
])
fi
;;
yes)
m4_ifdef([PKG_PROG_PKG_CONFIG], [
@ -450,10 +487,16 @@ case "$enable_sensors" in
;;
check)
enable_sensors=yes
if test "$enable_static" = yes; then
AC_CHECK_LIB([sensors], [sensors_init], [], [enable_sensors=no])
fi
AC_CHECK_HEADERS([sensors/sensors.h], [], [enable_sensors=no])
;;
yes)
AC_CHECK_HEADERS([sensors/sensors.h], [], [AC_MSG_ERROR([can not find required header file ensors/sensors.h])])
if test "$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])
@ -576,4 +619,5 @@ AC_MSG_RESULT([
hwloc: $enable_hwloc
setuid: $enable_setuid
debug: $enable_debug
static: $enable_static
])

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@ -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;

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@ -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 <systemd/sd-bus.h>
#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 : "???");
}