libvt100

commit 6ffddc2a6352ed97d31522ff646d433248efdd19
Author: Christoph Lohmann <20h@r-36.net>
Date:   Wed,  6 Apr 2011 21:56:58 +0200

Initial commit.

Diffstat:
LICENSE
 | 
21
+++++++++++++++++++++
Makefile
 | 
69
+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
README.md
 | 
13
+++++++++++++
config.mk
 | 
23
+++++++++++++++++++++++
vt100.c
 | 
114
+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
vt100.h
 | 
33
+++++++++++++++++++++++++++++++++

6 files changed, 273 insertions(+), 0 deletions(-)
diff --git a/LICENSE b/LICENSE
@@ -0,0 +1,21 @@
+MIT/X Consortium License
+
+© 2011 Christoph Lohmann <20h@r-36.net>
+
+Permission is hereby granted, free of charge, to any person obtaining a
+copy of this software and associated documentation files (the "Software"),
+to deal in the Software without restriction, including without limitation
+the rights to use, copy, modify, merge, publish, distribute, sublicense,
+and/or sell copies of the Software, and to permit persons to whom the
+Software is furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in
+all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+DEALINGS IN THE SOFTWARE.
diff --git a/Makefile b/Makefile
@@ -0,0 +1,69 @@
+# libvt100 - a simple vt100 control library
+# See LICENSE file for copyright and license details.
+
+include config.mk
+
+SRC = vt100.c
+OBJ = ${SRC:.c=.o}
+SOUT = ${NAME}.a
+DOUT = ${NAME}.so
+
+all: options ${SOUT} ${DOUT} 
+
+options:
+	@echo ${NAME} build options:
+	@echo "CFLAGS   = ${CFLAGS}"
+	@echo "LDFLAGS  = ${LDFLAGS}"
+	@echo "CC       = ${CC}"
+
+.c.o:
+	@echo CC $<
+	@${CC} -c ${CFLAGS} $<
+
+${OBJ}: config.mk
+
+${SOUT}: ${OBJ} 
+	@ar rcs ${SOUT} ${OBJ}
+
+${DOUT}: ${OBJ} 
+	@${CC} -shared ${OBJ} -o ${DOUT}
+
+vt100test: ${OBJ} vt100test.o
+	@echo CC -o $@
+	@${CC} -o $@ ${OBJ} vt100test.o ${LDFLAGS}
+
+test: vt100test
+	@echo running vt100test 
+	./vt100test
+
+clean:
+	@echo cleaning
+	@rm -f *.so *.a ${NAME} ${OBJ} vt100test vt100test.o ${NAME}-${VERSION}.tar.gz
+
+dist: clean
+	@echo creating dist tarball
+	@mkdir -p ${NAME}-${VERSION}
+	@cp -R LICENSE Makefile README.md config.mk \
+		${SRC} *.h ${NAME}-${VERSION}
+	@tar -cf ${NAME}-${VERSION}.tar ${NAME}-${VERSION}
+	@gzip ${NAME}-${VERSION}.tar
+	@rm -rf ${NAME}-${VERSION}
+
+install: all
+	@echo installing libraries to ${DESTDIR}${PREFIX}/lib
+	@mkdir -p ${DESTDIR}${PREFIX}/lib
+	@cp -f ${NAME}.a ${NAME}.so ${DESTDIR}${PREFIX}/lib
+	@chmod 755 ${DESTDIR}${PREFIX}/lib/${NAME}.*
+	@echo installing header file to ${DESTDIR}${PREFIX}/include
+	@mkdir -p ${DESTDIR}${PREFIX}/include
+	@cp -f vt100.h ${DESTDIR}${PREFIX}/include
+	@chmod 644 ${DESTDIR}${PREFIX}/include/vt100.h
+
+uninstall:
+	@echo removing libraries from ${DESTDIR}${PREFIX}/bin
+	@rm -f ${DESTDIR}${PREFIX}/lib/${NAME}.*
+	@echo removing header file from ${DESTDIR}${PREFIX}/include
+	@rm -f ${DESTDIR}${PREFIX}/include/vt100.h
+
+.PHONY: all options clean dist install uninstall test
+# DO NOT DELETE
diff --git a/README.md b/README.md
@@ -0,0 +1,13 @@
+# libvt100 - a simple vt100 library
+
+## Installation
+
+	make
+	make install
+
+## How to use it
+
+The names in vt100.h should be obvious.
+
+Have fun!
+
diff --git a/config.mk b/config.mk
@@ -0,0 +1,23 @@
+# libvt100 metadata
+NAME = libvt100
+VERSION = 0.2
+
+# Customize below to fit your system
+
+# paths
+PREFIX ?= /usr
+MANPREFIX = ${PREFIX}/share/man
+
+# includes and libs
+INCS = -I. -I/usr/include
+LIBS = -L/usr/lib -lc
+
+# flags
+CPPFLAGS = -DVERSION=\"${VERSION}\"
+CFLAGS = -g -fPIC -std=gnu99 -pedantic -Wall -O0 ${INCS} ${CPPFLAGS}
+LDFLAGS = -g ${LIBS}
+#LDFLAGS = -s ${LIBS}
+
+# compiler and linker
+CC = cc
+
diff --git a/vt100.c b/vt100.c
@@ -0,0 +1,114 @@
+/*
+ * Copy me if you can.
+ * by 20h
+ */
+
+#include <termios.h>
+#include <unistd.h>
+#include <stdlib.h>
+#include <stdio.h>
+#include <stdarg.h>
+#include <string.h>
+#include <strings.h>
+
+#include "vt100.h"
+
+int termrows;
+int termcols;
+
+struct termios tioin;
+struct termios tioout;
+
+void
+term_setpos(int row, int col)
+{
+	printf("\003[%d;%dH", row, col);
+}
+
+void
+term_erasepos(void)
+{
+	printf("\033[OK");
+}
+
+void
+term_clrscr(void)
+{
+	printf("\033[2J");
+}
+
+void
+term_clrrow(int row)
+{
+	printf("\033[%dC|\n\r", row);
+}
+
+void
+term_rst(void)
+{
+	printf("\x033[?47l");
+	printf("\x033[%d;1H", termrows);
+	tcsetattr(0, TCSANOW, &tioin);
+	tcsetattr(1, TCSANOW, &tioout);
+}
+
+void
+term_init(void)
+{
+	char buf[65];
+	struct termios tio;
+	int i, ro, co;
+
+	bzero(buf, sizeof(buf));
+
+	tcgetattr(1, &tioout);
+	tcgetattr(0, &tio);
+	memmove(&tioin, &tio, sizeof(tio));
+	cfmakeraw(&tio);
+	tcsetattr(0, TCSAFLUSH, &tio);
+	tcgetattr(1, &tio);
+	cfmakeraw(&tio);
+	tcsetattr(1, TCSADRAIN, &tio);
+
+	printf("\033[18t");
+	for (i = 0; read(0, &buf[i], 1) && i < sizeof(buf)-1; i++) {
+		if (buf[i] == '\t') {
+			buf[i] = '\0';
+			break;
+		}
+	}
+	if (i >= sizeof(buf)-1) {
+		termrows = 24;
+		termcols = 80;
+	} else {
+		sscanf(&buf[4], "%d;%d", &ro, &co);
+		termrows = ro;
+		termcols = co;
+		printf("\033[?37h");
+	}
+}
+
+void
+term_error(char *fmt, ...)
+{
+	va_list fmtargs;
+
+	printf("\033[%d:%dH", termrows, 1);
+	va_start(fmtargs, fmt);
+	vfprintf(stdout, fmt, fmtargs);
+	va_end(fmtargs);
+	printf("\n\r");
+}
+
+void
+term_printf(int row, int col, char *fmt, ...)
+{
+	va_list fmtargs;
+
+	term_setpos(row, col);
+	va_start(fmtargs, fmt);
+	vfprintf(stdout, fmt, fmtargs);
+	va_end(fmtargs);
+	printf("\n\r");
+}
+
diff --git a/vt100.h b/vt100.h
@@ -0,0 +1,33 @@
+/*
+ * Copy me if you can.
+ * by 20h
+ */
+
+#ifndef __LIBVT100_H__
+#define __LIBVT100_H__
+
+extern int termrows;
+extern int termcols;
+
+typedef struct termwin_t termwin_t;
+struct termwin_t {
+	int br, bc, r, c;
+	int cr, cc;
+
+	int id;
+
+	termwin_t *next;
+	termwin_t *prev;
+};
+
+typedef struct termwm_t termwm_t;
+struct termwm_t {
+	int n;
+
+	termwin_t *first;
+	termwin_t *last;
+	termwin_t *root;
+};
+
+#endif
+