214 lines
4.8 KiB
Plaintext
214 lines
4.8 KiB
Plaintext
*** spice/common/src/bin/main.c.orig Sat Mar 12 08:22:28 1994
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--- spice/common/src/bin/main.c Tue Oct 24 03:32:20 2000
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***************
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*** 25,30 ****
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--- 25,37 ----
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#include <pwd.h>
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#endif
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+ #ifdef HAS_GNUREADLINE
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+ /* Added GNU Readline Support 11/3/97 -- Andrew Veliath <veliaa@rpi.edu> */
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+ #include <readline/readline.h>
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+ #include <readline/history.h>
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+ #include "fteinput.h"
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+ #endif
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+
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#ifdef HAS_UNIX_SIGS
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#include <signal.h>
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#endif
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***************
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*** 36,41 ****
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--- 43,53 ----
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#endif
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#include "patchlev.h"
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+
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+ #ifdef __FreeBSD__
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+ #include <ieeefp.h>
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+ #endif
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+
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#include "suffix.h"
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/* (Virtual) Machine architecture parameters */
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***************
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*** 53,58 ****
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--- 65,75 ----
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bool ft_intrpt = false; /* Set by the (void) signal handlers. */
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bool ft_setflag = false; /* Don't abort after an interrupt. */
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+ #ifdef HAS_GNUREADLINE
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+ char gnu_history_file[512];
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+ static char *application_name;
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+ #endif
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+
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struct variable *(*if_getparam)( );
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#ifdef BATCH
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***************
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*** 185,190 ****
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--- 202,294 ----
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#endif
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+ #ifdef HAS_GNUREADLINE
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+ /* Adapted ../lib/cp/lexical.c:prompt() for GNU Readline -- Andrew Veliath <veliaa@rpi.edu> */
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+ static char *
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+ prompt()
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+ {
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+ static char pbuf[128];
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+ int n = sizeof(pbuf);
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+ char *p = pbuf, *s;
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+
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+ if (cp_interactive == false)
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+ return;
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+ if (cp_promptstring == NULL)
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+ s = "-> ";
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+ else
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+ s = cp_promptstring;
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+ if (cp_altprompt)
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+ s = cp_altprompt;
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+ while (*s && (n > 1)) {
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+ int w;
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+ switch (strip(*s)) {
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+ case '!':
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+ w = snprintf(p, n, "%d", where_history() + 1);
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+ w = (w >= n) ? n - 1 : w;
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+ p += w;
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+ n -= w;
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+ break;
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+ default:
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+ *p = strip(*s); ++p;
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+ --n;
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+ break;
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+ }
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+ s++;
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+ }
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+ *p = 0;
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+ return pbuf;
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+ }
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+
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+ /* Process device events in Readline's hook since there is no where
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+ else to do it now - AV */
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+ int rl_event_func()
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+ {
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+ static REQUEST reqst = { checkup_option, 0 };
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+ Input(&reqst, NULL);
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+ return 0;
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+ }
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+
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+ /* Added GNU Readline Support -- Andrew Veliath <veliaa@rpi.edu> */
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+ void app_rl_readlines()
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+ {
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+ char *line, *expanded_line;
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+
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+ strcpy(gnu_history_file, getenv("HOME"));
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+ strcat(gnu_history_file, "/.");
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+ strcat(gnu_history_file, application_name);
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+ strcat(gnu_history_file, "_history");
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+
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+ using_history();
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+ read_history(gnu_history_file);
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+
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+ rl_readline_name = application_name;
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+ rl_instream = cp_in;
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+ rl_outstream = cp_out;
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+ rl_event_hook = rl_event_func;
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+
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+ while (1) {
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+ history_set_pos(history_length);
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+ line = readline(prompt());
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+ if (line && *line) {
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+ int s = history_expand(line, &expanded_line);
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+
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+ if (s == 2) {
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+ fprintf(stderr, "-> %s\n", expanded_line);
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+ } else if (s == -1) {
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+ fprintf(stderr, "readline: %s\n", expanded_line);
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+ } else {
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+ cp_evloop(expanded_line);
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+ add_history(expanded_line);
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+ }
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+ free(expanded_line);
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+ }
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+ if (line) free(line);
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+ else if (line == NULL) cp_evloop("quit");
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+ }
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+ /* History gets written in ../fte/misccoms.c com_quit */
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+ }
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+ #endif /* HAS_GNUREADLINE */
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+
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char *hlp_filelist[] = { "spice", 0 };
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void
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***************
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*** 216,221 ****
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--- 320,329 ----
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#endif
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+ #ifdef __FreeBSD__
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+ fpsetmask(fpgetmask() & ~FP_X_INV & ~FP_X_DZ & ~FP_X_OFL);
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+ #endif
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+
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/* MFB tends to jump to 0 on errors. This tends to catch it. */
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if (started) {
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fprintf(cp_err, "main: Internal Error: jump to zero\n");
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***************
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*** 236,241 ****
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--- 344,356 ----
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ARCHsize = 1;
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#endif /* PARALLEL_ARCH */
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+ #ifdef HAS_GNUREADLINE
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+ if (!(application_name = strrchr(av[0],'/')))
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+ application_name = av[0];
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+ else
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+ ++application_name;
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+ #endif
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+
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#ifdef HAS_MAC_ARGCARGV
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ac = initmac(&av);
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#endif
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***************
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*** 472,478 ****
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--- 587,597 ----
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# ifdef HAS_UNIX_SIGS
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/* Set up (void) signal handling */
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if (!ft_batchmode) {
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+ # ifdef HAS_GNUREADLINE
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+ (void) signal(SIGINT, SIG_IGN);
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+ # else
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(void) signal(SIGINT, ft_sigintr);
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+ # endif
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(void) signal(SIGFPE, sigfloat);
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# ifdef SIGTSTP
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(void) signal(SIGTSTP, sigstop);
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***************
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*** 668,674 ****
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--- 787,797 ----
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} else {
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(void) setjmp(jbuf);
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cp_interactive = true;
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+ #ifdef HAS_GNUREADLINE
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+ app_rl_readlines();
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+ #else
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while (cp_evloop((char *) NULL) == 1) ;
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+ #endif /* ifelse HAS_GNUREADLINE */
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}
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# else /* if BATCH */
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***************
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*** 708,714 ****
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--- 831,841 ----
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/* Nutmeg "main" */
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(void) setjmp(jbuf);
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cp_interactive = true;
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+ #ifdef HAS_GNUREADLINE
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+ app_rl_readlines();
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+ #else
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while (cp_evloop((char *) NULL) == 1) ;
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+ #endif /* ifelse HAS_GNUREADLINE */
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#endif
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