/* $Id: plugin_apm.c,v 1.6 2005/05/08 04:32:44 reinelt Exp $ * * plugin for APM (battery status) * * Copyright (C) 2003 Michael Reinelt * Copyright (C) 2004 The LCD4Linux Team * * based on the old 'battery.c' which is * Copyright (C) 2001 Leopold Tötsch * * This file is part of LCD4Linux. * * LCD4Linux is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation; either version 2, or (at your option) * any later version. * * LCD4Linux is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. * * * $Log: plugin_apm.c,v $ * Revision 1.6 2005/05/08 04:32:44 reinelt * CodingStyle added and applied * * Revision 1.5 2005/01/18 06:30:23 reinelt * added (C) to all copyright statements * * Revision 1.4 2004/06/26 12:04:59 reinelt * * uh-oh... the last CVS log message messed up things a lot... * * Revision 1.3 2004/06/26 09:27:21 reinelt * * added '-W' to CFLAGS * changed all C++ comments to C ones * cleaned up a lot of signed/unsigned mistakes * * Revision 1.2 2004/06/17 06:23:43 reinelt * * hash handling rewritten to solve performance issues * * Revision 1.1 2004/03/14 07:11:42 reinelt * parameter count fixed for plugin_dvb() * plugin_APM (battery status) ported * */ /* * exported functions: * * int plugin_init_apm (void) * adds apm() function * */ #include "config.h" #include #include #include #include #include #include #include #include #include #include "debug.h" #include "plugin.h" #include "hash.h" static int fd = -2; static HASH APM; /* from /usr/src/linux/arch/i386/kernel/apm.c: * * Arguments, with symbols from linux/apm_bios.h. Information is * from the Get Power Status (0x0a) call unless otherwise noted. * * 0) Linux driver version (this will change if format changes) * 1) APM BIOS Version. Usually 1.0, 1.1 or 1.2. * 2) APM flags from APM Installation Check (0x00): * bit 0: APM_16_BIT_SUPPORT * bit 1: APM_32_BIT_SUPPORT * bit 2: APM_IDLE_SLOWS_CLOCK * bit 3: APM_BIOS_DISABLED * bit 4: APM_BIOS_DISENGAGED * 3) AC line status * 0x00: Off-line * 0x01: On-line * 0x02: On backup power (BIOS >= 1.1 only) * 0xff: Unknown * 4) Battery status * 0x00: High * 0x01: Low * 0x02: Critical * 0x03: Charging * 0x04: Selected battery not present (BIOS >= 1.2 only) * 0xff: Unknown * 5) Battery flag * bit 0: High * bit 1: Low * bit 2: Critical * bit 3: Charging * bit 7: No system battery * 0xff: Unknown * 6) Remaining battery life (percentage of charge): * 0-100: valid * -1: Unknown * 7) Remaining battery life (time units): * Number of remaining minutes or seconds * -1: Unknown * 8) min = minutes; sec = seconds * * p+= sprintf(p, "%s %d.%d 0x%02x 0x%02x 0x%02x 0x%02x %d%% %d %s\n", * driver_version, * (apm_info.bios.version >> 8) & 0xff, * apm_info.bios.version & 0xff, * apm_info.bios.flags, * ac_line_status, * battery_status, * battery_flag, * percentage, * time_units, * units); */ static int parse_proc_apm(void) { char *key[] = { "driver_version", "bios_version", "bios_flags", "line_status", "battery_status", "battery_flag", "battery_percent", "battery_remaining", "time_units" }; char buffer[128], *beg, *end; int age, i; /* reread every 10 msec only */ age = hash_age(&APM, NULL); if (age > 0 && age <= 10) return 0; if (fd == -2) { fd = open("/proc/apm", O_RDONLY | O_NDELAY); if (fd == -1) { error("open(/proc/apm) failed: %s", strerror(errno)); return -1; } } if (lseek(fd, 0L, SEEK_SET) != 0) { error("lseek(/proc/apm) failed: %s", strerror(errno)); fd = -1; return -1; } if (read(fd, &buffer, sizeof(buffer) - 1) == -1) { error("read(/proc/apm) failed: %s", strerror(errno)); fd = -1; return -1; } beg = buffer; for (i = 0; i < 9 && beg != NULL; i++) { while (*beg == ' ') beg++; if ((end = strpbrk(beg, " \n"))) *end = '\0'; hash_put(&APM, key[i], beg); beg = end ? end + 1 : NULL; } return 0; } static void my_apm(RESULT * result, RESULT * arg1) { char *val; if (parse_proc_apm() < 0) { SetResult(&result, R_STRING, ""); return; } val = hash_get(&APM, R2S(arg1), NULL); if (val == NULL) val = ""; SetResult(&result, R_STRING, val); } int plugin_init_apm(void) { hash_create(&APM); AddFunction("apm", 1, my_apm); return 0; } void plugin_exit_apm(void) { if (fd > -1) { close(fd); } fd = -2; hash_destroy(&APM); } g */ .highlight .gu { color: #666666 } /* Generic.Subheading */ .highlight .gt { color: #aa0000 } /* Generic.Traceback */ .highlight .kc { color: #008800; font-weight: bold } /* Keyword.Constant */ .highlight .kd { color: #008800; font-weight: bold } /* Keyword.Declaration */ .highlight .kn { color: #008800; font-weight: bold } /* Keyword.Namespace */ .highlight .kp { color: #008800 } /* Keyword.Pseudo */ .highlight .kr { color: #008800; font-weight: bold } /* Keyword.Reserved */ .highlight .kt { color: #888888; font-weight: bold } /* Keyword.Type */ .highlight .m { color: #0000DD; font-weight: bold } /* Literal.Number */ .highlight .s { color: #dd2200; background-color: #fff0f0 } /* Literal.String */ .highlight .na { color: #336699 } /* Name.Attribute */ .highlight .nb { color: #003388 } /* Name.Builtin */ .highlight .nc { color: #bb0066; font-weight: bold } /* Name.Class */ .highlight .no { color: #003366; font-weight: bold } /* Name.Constant */ .highlight .nd { color: #555555 } /* Name.Decorator */ .highlight .ne { color: #bb0066; font-weight: bold } /* Name.Exception */ .highlight .nf { color: #0066bb; font-weight: bold } /* Name.Function */ .highlight .nl { color: #336699; font-style: italic } /* Name.Label */ .highlight .nn { color: #bb0066; font-weight: bold } /* Name.Namespace */ .highlight .py { color: #336699; font-weight: bold } /* Name.Property */ .highlight .nt { color: #bb0066; font-weight: bold } /* Name.Tag */ .highlight .nv { color: #336699 } /* Name.Variable */ .highlight .ow { color: #008800 } /* Operator.Word */ .highlight .w { color: #bbbbbb } /* Text.Whitespace */ .highlight .mb { color: #0000DD; font-weight: bold } /* Literal.Number.Bin */ .highlight .mf { color: #0000DD; font-weight: bold } /* Literal.Number.Float */ .highlight .mh { color: #0000DD; font-weight: bold } /* Literal.Number.Hex */ .highlight .mi { color: #0000DD; font-weight: bold } /* Literal.Number.Integer */ .highlight .mo { color: #0000DD; font-weight: bold } /* Literal.Number.Oct */ .highlight .sa { color: #dd2200; background-color: #fff0f0 } /* Literal.String.Affix */ .highlight .sb { color: #dd2200; background-color: #fff0f0 } /* Literal.String.Backtick */ .highlight .sc { color: #dd2200; background-color: #fff0f0 } /* Literal.String.Char */ .highlight .dl { color: #dd2200; background-color: #fff0f0 } /* Literal.String.Delimiter */ .highlight .sd { color: #dd2200; background-color: #fff0f0 } /* Literal.String.Doc */ .highlight .s2 { color: #dd2200; background-color: #fff0f0 } /* Literal.String.Double */ .highlight .se { color: #0044dd; background-color: #fff0f0 } /* Literal.String.Escape */ .highlight .sh { color: #dd2200; background-color: #fff0f0 } /* Literal.String.Heredoc */ .highlight .si { color: #3333bb; background-color: #fff0f0 } /* Literal.String.Interpol */ .highlight .sx { color: #22bb22; background-color: #f0fff0 } /* Literal.String.Other */ .highlight .sr { color: #008800; background-color: #fff0ff } /* Literal.String.Regex */ .highlight .s1 { color: #dd2200; background-color: #fff0f0 } /* Literal.String.Single */ .highlight .ss { color: #aa6600; background-color: #fff0f0 } /* Literal.String.Symbol */ .highlight .bp { color: #003388 } /* Name.Builtin.Pseudo */ .highlight .fm { color: #0066bb; font-weight: bold } /* Name.Function.Magic */ .highlight .vc { color: #336699 } /* Name.Variable.Class */ .highlight .vg { color: #dd7700 } /* Name.Variable.Global */ .highlight .vi { color: #3333bb } /* Name.Variable.Instance */ .highlight .vm { color: #336699 } /* Name.Variable.Magic */ .highlight .il { color: #0000DD; font-weight: bold } /* Literal.Number.Integer.Long */
package = nyancat
version = 0.1
tarname = $(package)
distdir = $(tarname)-$(version)

all clean check nyancat:
	cd src && $(MAKE) $@

dist: $(distdir).tar.gz

$(distdir).tar.gz: $(distdir)
	tar chof - $(distdir) | gzip -9 -c > $@
	rm -rf $(distdir)

$(distdir): FORCE
	mkdir -p $(distdir)/src
	cp Makefile $(distdir)
	cp src/Makefile $(distdir)/src
	cp src/nyancat.c $(distdir)/src
	cp src/animation.h $(distdir)/src
	cp src/telnet.h $(distdir)/src

FORCE:
	-rm $(distdir).tar.gz >/dev/null 2>&1
	-rm -rf $(distdir) >/dev/null 2>&1

distcheck: $(distdir).tar.gz
	gzip -cd $(distdir).tar.gz | tar xvf -
	cd $(distdir) && $(MAKE) all
	cd $(distdir) && $(MAKE) check
	cd $(distdir) && $(MAKE) clean
	rm -rf $(distdir)
	@echo "*** Package $(distdir).tar.gz is ready for distribution."

.PHONY: FORCE all clean check dist distcheck