!35 amend fix no sensors failure in vm

From: @konglidong 
Reviewed-by: @liqingqing_1229 
Signed-off-by: @liqingqing_1229

lm_sensors-3.6.0-allow_no_sensors.patch

@@ -0,0 +1,92 @@
+diff --git a/prog/sensors/main.c b/prog/sensors/main.c
+index f535b66..a19b919 100644
+--- a/prog/sensors/main.c
++++ b/prog/sensors/main.c
+@@ -54,15 +54,16 @@ static void print_short_help(void)
+ static void print_long_help(void)
+ {
+ 	printf("Usage: %s [OPTION]... [CHIP]...\n", PROGRAM);
+-	puts("  -c, --config-file     Specify a config file\n"
+-	     "  -h, --help            Display this help text\n"
+-	     "  -s, --set             Execute `set' statements (root only)\n"
+-	     "  -f, --fahrenheit      Show temperatures in degrees fahrenheit\n"
+-	     "  -A, --no-adapter      Do not show adapter for each chip\n"
+-	     "      --bus-list        Generate bus statements for sensors.conf\n"
+-	     "  -u                    Raw output\n"
+-	     "  -j                    Json output\n"
+-	     "  -v, --version         Display the program version\n"
++	puts("  -c, --config-file      Specify a config file\n"
++	     "  -h, --help             Display this help text\n"
++	     "  -s, --set              Execute `set' statements (root only)\n"
++	     "  -f, --fahrenheit       Show temperatures in degrees fahrenheit\n"
++	     "  -A, --no-adapter       Do not show adapter for each chip\n"
++	     "      --bus-list         Generate bus statements for sensors.conf\n"
++	     "  -u                     Raw output\n"
++	     "  -j                     Json output\n"
++	     "  -v, --version          Display the program version\n"
++	     "  -n, --allow-no-sensors Do not fail if no sensors found\n"
+ 	     "\n"
+ 	     "Use `-' after `-c' to read the config file from stdin.\n"
+ 	     "If no chips are specified, all chip info will be printed.\n"
+@@ -270,7 +271,7 @@ static void print_bus_list(void)
+ 
+ int main(int argc, char *argv[])
+ {
+-	int c, i, err, do_bus_list;
++	int c, i, err, do_bus_list, allow_no_sensors;
+ 	const char *config_file_name = NULL;
+ 
+ 	struct option long_opts[] =  {
+@@ -281,6 +282,7 @@ int main(int argc, char *argv[])
+ 		{ "no-adapter", no_argument, NULL, 'A' },
+ 		{ "config-file", required_argument, NULL, 'c' },
+ 		{ "bus-list", no_argument, NULL, 'B' },
++		{ "allow-no-sensors", no_argument, NULL, 'n' },
+ 		{ 0, 0, 0, 0 }
+ 	};
+ 
+@@ -291,8 +293,9 @@ int main(int argc, char *argv[])
+ 	do_sets = 0;
+ 	do_bus_list = 0;
+ 	hide_adapter = 0;
++	allow_no_sensors = 0;
+ 	while (1) {
+-		c = getopt_long(argc, argv, "hsvfAc:uj", long_opts, NULL);
++		c = getopt_long(argc, argv, "hsvfAc:ujn", long_opts, NULL);
+ 		if (c == EOF)
+ 			break;
+ 		switch(c) {
+@@ -327,6 +330,9 @@ int main(int argc, char *argv[])
+ 		case 'B':
+ 			do_bus_list = 1;
+ 			break;
++		case 'n':
++			allow_no_sensors = 1;
++			break;
+ 		default:
+ 			fprintf(stderr,
+ 				"Internal error while parsing options!\n");
+@@ -349,7 +355,9 @@ int main(int argc, char *argv[])
+ 				"No sensors found!\n"
+ 				"Make sure you loaded all the kernel drivers you need.\n"
+ 				"Try sensors-detect to find out which these are.\n");
+-			err = 1;
++			if (!allow_no_sensors) {
++				err = 1;
++			}
+ 		}
+ 	} else {
+ 		int cnt = 0;
+diff --git a/prog/sensors/sensors.1 b/prog/sensors/sensors.1
+index 7d66e4b..d207aa1 100644
+--- a/prog/sensors/sensors.1
++++ b/prog/sensors/sensors.1
+@@ -78,6 +78,8 @@ are only needed if you have several chips sharing the same address on different
+ buses of the same type. As bus numbers are usually not guaranteed to be stable
+ over reboots, these statements let you refer to each bus by its name rather
+ than numbers.
++.IP "-n, --allow-no-sensors"
++Do not fail if no sensors found. The error message will be printed in the log.
+ .SH FILES
+ .I /etc/sensors3.conf
+ .br

lm_sensors-wrapper

@@ -0,0 +1,8 @@
+#!/bin/sh
+if /usr/bin/systemd-detect-virt 2>/dev/null 1>&2; then
+	SENSORS_FLAGS_VM='-n';
+else
+	SENSORS_FLAGS_VM='';
+fi;
+
+/usr/bin/sensors -s $SENSORS_FLAGS_VM

lm_sensors.service

@@ -6,7 +6,7 @@ EnvironmentFile=/etc/sysconfig/lm_sensors
 Type=oneshot
 RemainAfterExit=yes
 ExecStart=-@WRAPPER_DIR@/lm_sensors-modprobe-wrapper $BUS_MODULES $HWMON_MODULES
-ExecStart=/usr/bin/sensors -s
+ExecStart=@WRAPPER_DIR@/lm_sensors-wrapper
 ExecStop=-@WRAPPER_DIR@/lm_sensors-modprobe-r-wrapper $BUS_MODULES $HWMON_MODULES
 
 [Install]

lm_sensors.spec

@@ -2,7 +2,7 @@
 
 Name:     lm_sensors
 Version:  3.6.0
-Release:  3
+Release:  8
 Summary:  Linux-monitoring sensors
 # lib/libsensors.3 is licensed Verbatim
 # dist-git files are licensed MIT
@@ -11,7 +11,7 @@ License:  LGPLv2+ and GPLv2+ and Verbatim and MIT
 URL:      http://github.com/lm-sensors/lm-sensors
 
 #from https://github.com/lm-sensors/lm-sensors/archive/V%{git_version}/lm-sensors-%{git_version}.tar.gz
-Source0:  lm-sensors-%{git_version}.tar.gz
+Source0:  https://github.com/lm-sensors/lm-sensors/archive/V%{git_version}/lm-sensors-%{git_version}.tar.gz
 Source1:  lm_sensors.sysconfig
 Source2:  sensord.sysconfig
 Source3:  lm_sensors-modprobe-wrapper
@@ -19,6 +19,10 @@ Source4:  lm_sensors-modprobe-r-wrapper
 Source5:  sensord.service
 Source6:  sensord-service-wrapper
 Source7:  lm_sensors.service
+Source8:  lm_sensors-wrapper
+
+#Upstream patch for fixing no sensors failure in vm
+Patch0:  lm_sensors-3.6.0-allow_no_sensors.patch
 
 Requires:      kmod, systemd-units
 BuildRequires: kernel-headers >= 2.2.16, bison, libsysfs-devel, flex, gawk
@@ -72,6 +76,8 @@ cp -p %{SOURCE7} lm_sensors.service
 sed -i "s|\@WRAPPER_DIR\@|%{_libexecdir}/%{name}|" sensord.service
 sed -i "s|\@WRAPPER_DIR\@|%{_libexecdir}/%{name}|" lm_sensors.service
 
+sed -i 's|CC := gcc|CC ?= gcc|' Makefile
+
 %build
 %set_build_flags
 %make_build PREFIX=%{_prefix} LIBDIR=%{_libdir} MANDIR=%{_mandir} \
@@ -99,6 +105,7 @@ install -pm 644 sensord.service              $RPM_BUILD_ROOT%{_unitdir}
 mkdir -p $RPM_BUILD_ROOT%{_libexecdir}/%{name}
 install -pm 755 %{SOURCE3} $RPM_BUILD_ROOT%{_libexecdir}/%{name}/lm_sensors-modprobe-wrapper
 install -pm 755 %{SOURCE4} $RPM_BUILD_ROOT%{_libexecdir}/%{name}/lm_sensors-modprobe-r-wrapper
+install -pm 755 %{SOURCE8} $RPM_BUILD_ROOT%{_libexecdir}/%{name}/lm_sensors-wrapper
 
 # sensord service wrapper
 install -pm 755 %{SOURCE6} $RPM_BUILD_ROOT%{_libexecdir}/%{name}/sensord-service-wrapper
@@ -120,12 +127,12 @@ fi
 %systemd_postun_with_restart lm_sensors.service
 
 # ==== sensord ===
-#%post sensord
+%post sensord
-#%systemd_post sensord.service
+%systemd_post sensord.service
-#%preun sensord
+%preun sensord
-#%systemd_preun sensord.service
+%systemd_preun sensord.service
-#%postun sensord
+%postun sensord
-#%systemd_postun_with_restart sensord.service
+%systemd_postun_with_restart sensord.service
 
 # ===== libs =====
 %ldconfig_scriptlets
@@ -143,6 +150,7 @@ fi
 %{_unitdir}/fancontrol.service
 %dir %{_libexecdir}/%{name}
 %{_libexecdir}/%{name}/lm_sensors-modprobe*wrapper
+%{_libexecdir}/%{name}/lm_sensors-wrapper
 %{_libdir}/*.so.*
 %exclude %{_sbindir}/sensord
 
@@ -162,6 +170,21 @@ fi
 %exclude %{_mandir}/man8/sensord.8.gz
 
 %changelog
+* Wed Nov 08 2023 konglidong <konglidong@uniontech.com> - 3.6.0-8
+- amend fix no sensors failure in vm
+
+* Mon Sep 11 2023 wangxiaomeng <wangxiaomeng@kylinos.cn> - 3.6.0-7
+- backport upstraem patch to fix no sensors failure in vm
+
+* Sun Apr 23 2023 liweiganga <liweiganga@uniontech.com> - 3.6.0-6
+- add llvm compile support
+
+* Sat Sep 19 2020 xinghe <xinghe1@huawei.com> - 3.6.0-5
+- fix uninstall failure
+
+* Fri Sep 04 2020 xinghe <xinghe1@huawei.com> - 3.6.0-4
+- fix source0 download
+
 * Fri May 29 2020 Chunsheng Luo <luochunsheng@huawei.com> - 3.6.0-3
 - delete "Include previous ABI version for temporary binary compatibility"