Add utility functions to get the software version string.
Signed-off-by: Richard Cochran <richardcochran@gmail.com>master
parent
0c49d16244
commit
c3119807a3
15
makefile
15
makefile
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@ -30,7 +30,8 @@ CFLAGS = -Wall $(VER) $(INC) $(DEBUG) $(FEAT_CFLAGS) $(EXTRA_CFLAGS)
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LDLIBS = -lm -lrt $(EXTRA_LDFLAGS)
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LDLIBS = -lm -lrt $(EXTRA_LDFLAGS)
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PRG = ptp4l pmc phc2sys hwstamp_ctl
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PRG = ptp4l pmc phc2sys hwstamp_ctl
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OBJ = bmc.o clock.o config.o fsm.o ptp4l.o mave.o msg.o phc.o pi.o port.o \
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OBJ = bmc.o clock.o config.o fsm.o ptp4l.o mave.o msg.o phc.o pi.o port.o \
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print.o raw.o servo.o sk.o tlv.o tmtab.o transport.o udp.o udp6.o uds.o util.o
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print.o raw.o servo.o sk.o tlv.o tmtab.o transport.o udp.o udp6.o uds.o util.o \
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version.o
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OBJECTS = $(OBJ) pmc.o phc2sys.o hwstamp_ctl.o sysoff.o
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OBJECTS = $(OBJ) pmc.o phc2sys.o hwstamp_ctl.o sysoff.o
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SRC = $(OBJECTS:.o=.c)
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SRC = $(OBJECTS:.o=.c)
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@ -54,6 +55,15 @@ phc2sys: phc2sys.o sk.o sysoff.o print.o
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hwstamp_ctl: hwstamp_ctl.o
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hwstamp_ctl: hwstamp_ctl.o
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version.o: .version version.sh $(filter-out version.d,$(DEPEND))
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.version: force
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@echo $(version) > .version.new; \
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cmp -s .version .version.new || cp .version.new .version; \
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rm -f .version.new;
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force:
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install: $(PRG)
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install: $(PRG)
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mkdir -p $(sbindir) $(man8dir)
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mkdir -p $(sbindir) $(man8dir)
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install $(PRG) $(sbindir)
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install $(PRG) $(sbindir)
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@ -64,6 +74,7 @@ clean:
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distclean: clean
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distclean: clean
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rm -f $(PRG)
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rm -f $(PRG)
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rm -f .version
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# Implicit rule to generate a C source file's dependencies.
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# Implicit rule to generate a C source file's dependencies.
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%.d: %.c
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%.d: %.c
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@ -78,3 +89,5 @@ ifneq ($(MAKECMDGOALS), distclean)
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-include $(DEPEND)
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-include $(DEPEND)
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endif
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endif
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endif
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endif
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.PHONY: all force clean distclean
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@ -0,0 +1,35 @@
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/**
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* @file version.c
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* @brief Provides a software version string.
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* @note Copyright (C) 2012 Richard Cochran <richardcochran@gmail.com>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*/
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#include "version.h"
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#define STRINGIFY_(x) #x
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#define STRINGIFY(x) STRINGIFY_(x)
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static const char *version = STRINGIFY(VER);
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void version_show(FILE *fp)
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{
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fprintf(fp, "%s\n", version);
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}
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const char *version_string(void)
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{
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return version;
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}
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@ -0,0 +1,37 @@
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/**
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* @file version.h
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* @brief Provides a software version string.
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* @note Copyright (C) 2012 Richard Cochran <richardcochran@gmail.com>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*/
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#ifndef HAVE_VERSION_H
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#define HAVE_VERSION_H
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#include <stdio.h>
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/**
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* Print the software version string into the given file.
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* @param fp File pointer open for writing.
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*/
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void version_show(FILE *fp);
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/**
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* Provide the software version as a human readable string.
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* @return Pointer to a static global buffer holding the result.
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*/
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const char *version_string(void);
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#endif
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