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- /*
- * $Id: x11.trm%v 3.50 1993/07/09 05:35:24 woo Exp $
- *
- */
-
- /*
- * x11.trm --- inboard terminal driver for X11
- */
-
- #define X11_XMAX 4096
- #define X11_YMAX 4096
-
- /* approximations for typical font/screen sizes */
- #define X11_VCHAR (X11_YMAX/25)
- #define X11_HCHAR (X11_XMAX/100)
- #define X11_VTIC (X11_YMAX/100)
- #define X11_HTIC (X11_XMAX/150)
-
- int X11_Display = 0; /* non-zero if '-display' found on command line */
-
- #define X11_nopts 27
- char X11_opts[X11_nopts][20] = {
- "-mono", "-gray", "-clear", "-tvtwm", "-pointsize",
- "-iconic", "-rv", "-reverse", "+rv", "-synchronous",
- "-display", "-geometry", "-bg", "-background", "-bd", "-bordercolor", "-bw",
- "-borderwidth", "-fg", "-foreground", "-fn", "-font", "-name",
- "-selectionTimeout", "-title", "-xnllanguage", "-xrm"
- };
- int X11_optarg[X11_nopts] = {
- 0, 0, 0, 0, 1,
- 0, 0, 0, 0, 0,
- 1, 1, 1, 1, 1, 1, 1,
- 1, 1, 1, 1, 1, 1,
- 1, 1, 1, 1
- };
-
- FILE *X11_ipc;
- char X11_command[1024]= "gnuplot_x11";
-
- /* X11_args - scan gnuplot command line for standard X Toolkit options */
-
- X11_args(argc, argv) int argc; char *argv[]; {
- int nx11 = 0, n;
-
- while(++argv, --argc > 0) {
- for (n=0; n<X11_nopts; n++) {
- if (!strcmp(*argv, X11_opts[n])) {
- strcat(X11_command, " ");
- strcat(X11_command, *argv);
- !strcmp(*argv, "-display") && X11_Display++;
- if (X11_optarg[n]) {
- if (--argc <= 0) return(nx11);
- strcat(X11_command, " \"");
- strcat(X11_command, *++argv);
- strcat(X11_command, "\"");
- nx11++;
- }
- nx11++; break;
- }
- }
- if (n == X11_nopts) break;
- }
- return(nx11);
- }
-
- /*-----------------------------------------------------------------------------
- * Three different versions of the remainder of the X11 terminal driver
- * are provided to support three different types of IPC with the
- * gnuplot_x11 outboard terminal driver:
- *
- * DEFAULT_X11: popen() pipe for most un*x platforms
- *
- * CRIPPLED_SELECT : file IPC for un*x platforms with incomplete or faulty
- * implementation of BSD select()
- *
- * VMS : mailbox/spawn IPC
- *---------------------------------------------------------------------------*/
-
- #define DEFAULT_X11
- #if defined(VMS) || defined(CRIPPLED_SELECT)
- #undef DEFAULT_X11
- #endif
- #if defined(VMS) && defined(CRIPPLED_SELECT)
- Error. Incompatible options.
- #endif
-
-
- #ifdef DEFAULT_X11
- /*-----------------------------------------------------------------------------
- * DEFAULT_X11 popen() pipe IPC
- *---------------------------------------------------------------------------*/
- FILE *popen();
-
- X11_init() { X11_ipc = popen(X11_command, "w"); }
-
- X11_graphics() {
- fprintf(X11_ipc, "G\n");
- fprintf(X11_ipc, "P7%04d%04d\n", /* size of point symbols */
- term_tbl[term].h_tic / 2, term_tbl[term].v_tic / 2);
- #ifdef ULTRIX_KLUDGE
- fflush(X11_ipc);
- #endif
- }
-
- X11_text() {
- fprintf(X11_ipc, "E\n"); fflush(X11_ipc);
- #ifdef ULTRIX_KLUDGE
- fprintf(X11_ipc, "E\n"); fflush(X11_ipc);
- #endif
- }
-
- X11_reset() { fprintf(X11_ipc, "R\n"); fflush(X11_ipc); pclose(X11_ipc); }
-
- X11_move(x,y) unsigned int x,y; { fprintf(X11_ipc, "M%04d%04d\n", x, y); }
-
- X11_vector(x,y) unsigned int x,y; { fprintf(X11_ipc, "V%04d%04d\n", x, y); }
-
- X11_linetype(lt) int lt; { fprintf(X11_ipc, "L%04d\n", lt); }
-
- X11_put_text(x,y,str) unsigned int x,y; char str[]; {
- fprintf(X11_ipc, "T%04d%04d%s\n", x, y, str);
- }
-
- X11_justify_text(mode) enum JUSTIFY mode; {
- fprintf(X11_ipc, "J%04d\n", mode);
- return(TRUE);
- }
-
- X11_point(x,y,number) unsigned int x,y; int number; {
- if (number>=0)
- number %= POINT_TYPES;
- number += 1;
- fprintf(X11_ipc, "P%01d%04d%04d\n", number, x, y);
- }
-
- #endif /* DEFAULT_X11 */
-
-
- #ifdef CRIPPLED_SELECT
- /*-----------------------------------------------------------------------------
- * CRIPPLED_SELECT file IPC
- *---------------------------------------------------------------------------*/
-
- char X11_tmp[32], X11_tmp0[32], X11_shutdown[32];
- int X11_pid;
-
- X11_init() {
- if (!(X11_pid = fork())) {
- execl("/bin/sh", "sh", "-c", X11_command, NULL);
- _exit(1);
- }
- sprintf(X11_tmp, "/tmp/Gnuplot_%d", X11_pid);
- sprintf(X11_tmp0, "%s-", X11_tmp);
- sprintf(X11_shutdown, "echo R >%s", X11_tmp);
- }
-
- X11_graphics() {
- X11_ipc = fopen(X11_tmp0, "w");
- if (!X11_ipc) { perror(X11_tmp0); system(X11_shutdown); exit(1); }
- fprintf(X11_ipc, "G\n");
- fprintf(X11_ipc, "P7%04d%04d\n", /* size of point symbols */
- term_tbl[term].h_tic / 2, term_tbl[term].v_tic / 2);
- #ifdef ULTRIX_KLUDGE
- fflush(X11_ipc);
- #endif
- }
-
- X11_text() {
- fprintf(X11_ipc, "E\n");
- #ifdef ULTRIX_KLUDGE
- fprintf(X11_ipc, "E\n");
- #endif
- fclose(X11_ipc);
- rename(X11_tmp0, X11_tmp);
- }
-
- X11_reset() { system(X11_shutdown); }
-
- X11_move(x,y) unsigned int x,y; { fprintf(X11_ipc, "M%04d%04d\n", x, y); }
-
- X11_vector(x,y) unsigned int x,y; { fprintf(X11_ipc, "V%04d%04d\n", x, y); }
-
- X11_linetype(lt) int lt; { fprintf(X11_ipc, "L%04d\n", lt); }
-
- X11_put_text(x,y,str) unsigned int x,y; char str[]; {
- fprintf(X11_ipc, "T%04d%04d%s\n", x, y, str);
- }
-
- X11_justify_text(mode) enum JUSTIFY mode; {
- fprintf(X11_ipc, "J%04d\n", mode);
- return(TRUE);
- }
-
- X11_point(x,y,number) unsigned int x,y; int number; {
- if (number>=0)
- number %= POINT_TYPES;
- number += 1;
- fprintf(X11_ipc, "P%01d%04d%04d\n", number, x, y);
- }
- #endif /* CRIPPLED_SELECT */
-
-
- #ifdef VMS
- /*-----------------------------------------------------------------------------
- * VMS mailbox/spawn IPC - Yehavi Bourvine - YEHAVI@VMS.HUJI.AC.IL
- *---------------------------------------------------------------------------*/
-
- #include <iodef.h>
- #include <descrip.h>
- #define MAILBOX "PLOT_X11$MAILBOX"
-
- int vaxc$errno;
- static short X11_channel;
- static $DESCRIPTOR(lognamedsc,MAILBOX);
-
- X11_init() {
-
- /* Create a descriptor for the command. $DESCRIP doesn't work in
- this context... */
- struct {
- short size, type;
- char *address;
- } pgmdsc = { strlen(X11_command), 0, X11_command };
-
-
- /* Create a mailbox which will be used as a pipe for commands to the
- subprocess. What we'll write to it will be read by the subprocess as
- its STDIN. */
- vaxc$errno = sys$crembx(0,&X11_channel,128,128,0,0,&lognamedsc,0);
- if (!(vaxc$errno)&1) {
- printf("SYS$CreMbx failed with status=%d\r\n", vaxc$errno);
- os_error("sys$crembx failed",NO_CARET);
- }
-
- /* Assign an I/O channel to it */
- vaxc$errno = sys$assign(&lognamedsc,&X11_channel,0,0,0);
- if (!(vaxc$errno & 1)) {
- printf("SYS$Assign failed with status=%d\r\n", vaxc$errno);
- os_error("sys$crembx failed",NO_CARET);
- }
-
- /* Create a subprocess whose input is this mailbox. */
- vaxc$errno = lib$spawn(&pgmdsc,&lognamedsc,0,&1,0,0,0,0,0,0,0,0,0);
- if (!((vaxc$errno) & 1)) {
- printf("LIB$SPAWN failed with status=%d\r\n", vaxc$errno);
- os_error("lib$spawn failed",NO_CARET);
- }
- }
-
- /* We use $QIO in order to avoid buffering problems, although it might
- * work as well with simple Fprintf calls. */
-
- X11_vmsqiow(buf) char *buf; {
- int status = sys$qiow(0, X11_channel, IO$_WRITEVBLK, 0, 0, 0,
- buf, strlen(buf), 0, 0, 0, 0);
- if((status & 0x1) == 0) exit(status);
- }
-
- char X11_vmsbuf[512];
-
- X11_graphics() {
- sprintf(X11_vmsbuf, "G\n");
- X11_vmsqiow(X11_vmsbuf);
- sprintf(X11_vmsbuf, "P7%04d%04d\n", /* size of point symbols */
- term_tbl[term].h_tic / 2, term_tbl[term].v_tic / 2);
- X11_vmsqiow(X11_vmsbuf);
- }
-
- X11_text() {
- sprintf(X11_vmsbuf, "E\n");
- X11_vmsqiow(X11_vmsbuf);
- }
-
- X11_reset() {
- sprintf(X11_vmsbuf, "R\n");
- X11_vmsqiow(X11_vmsbuf);
- sleep(2); /* Wait for subprocess to finish */
- sys$dassgn(X11_channel);
- }
-
- X11_move(x,y) unsigned int x,y; {
- sprintf(X11_vmsbuf, "M%04d%04d\n", x, y);
- X11_vmsqiow(X11_vmsbuf);
- }
-
- X11_vector(x,y) unsigned int x,y; {
- sprintf(X11_vmsbuf, "V%04d%04d\n", x, y);
- X11_vmsqiow(X11_vmsbuf);
- }
-
- X11_linetype(lt) int lt; {
- sprintf(X11_vmsbuf, "L%04d\n", lt);
- X11_vmsqiow(X11_vmsbuf);
- }
-
- X11_put_text(x,y,str) unsigned int x,y; char str[]; {
- sprintf(X11_vmsbuf, "T%04d%04d%s\n", x, y, str);
- X11_vmsqiow(X11_vmsbuf);
- }
-
- X11_justify_text(mode) enum JUSTIFY mode; {
- sprintf(X11_vmsbuf, "J%04d\n", mode);
- X11_vmsqiow(X11_vmsbuf);
- return(TRUE);
- }
-
- X11_point(x,y,number) unsigned int x,y; int number; {
- if (number>=0)
- number %= POINT_TYPES;
- number += 1;
- sprintf(X11_vmsbuf, "P%01d%04d%04d\n", number, x, y);
- X11_vmsqiow(X11_vmsbuf);
- }
- #endif /* VMS */
-