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/*
* version & usage-messages for vile
*
* $Id: version.c,v 1.80 2025/01/26 14:34:21 tom Exp $
*
*/
#include "estruct.h" /* global structures and defines */
#include "edef.h" /* global definitions */
#include "patchlev.h"
static char version_string[NSTRING];
void
print_usage(int code)
{
static const char *const options[] =
{
"-h display [Help] on startup",
"-c command execute the given ex-style command",
#if OPT_EVAL || OPT_DEBUGMACROS
"-D trace macros into [Trace] buffer",
#endif
"-e edit in \"noview\" mode -- changes permitted",
#if OPT_SELECTIONS&&OPT_FILTER
"-F run syntax filter only, write to stdout",
#endif
"-I use vileinit.rc to initialize",
#if OPT_ENCRYPT
"-k cryptkey for encrypted files",
#endif
"-R edit files \"read-only\" -- no writes permitted",
#if OPT_TAGS
# if DISP_X11 /* because -title is predefined */
"-T tagname look up a tag",
# else
"-t tagname look up a tag",
# endif
#endif
"-v edit in \"view\" mode -- no changes permitted",
"-V for version info",
"use @cmdfile to run cmdfile as commands (this suppresses "
DFT_STARTUP_FILE ")",
#if SYS_VMS
"",
"VMS-specific:",
"-80 80-column mode",
"-132 132-column mode",
#endif
#if DISP_BORLAND
"",
"DOS-specific:",
"-2 25-line mode",
"-4 43-line mode",
"-5 50-line mode",
"-6 60-line mode",
"(see help file for more screen resolutions)",
#endif
#if SYS_WINNT
"",
"Win32-specific:",
# if DISP_NTWIN
"-fn fontspec change font",
"-geometry CxR set initial size to R rows and C columns",
"-i set current-directory to pathname of file-parameter",
# if defined(VILE_OLE)
"-Oa invoke as an OLE Automation server",
"-Or register ole automation interface and exit",
"-Ou unregister ole automation interface and exit",
"-invisible OLE Automation server does not initially show a window",
"-multiple multiple instances of OLE Automation server permitted",
# endif
# endif /* DISP_NTWIN */
# if DISP_NTCONS
"-console if stdin is not a tty, start editor in a new console",
# endif
#endif /* SYS_WINNT */
#if DISP_X11
"",
"X11-specific:",
"-class name change class name for X resources (default XVile)",
"-name name change program name for X resources",
"-title name set name in title bar",
"-fg color change foreground color",
"-bg color change background color",
"-fn fontname change font",
"-fork spawn xvile immediately on startup",
"+fork force xvile to not spawn on startup",
"-display displayname to change the default display",
"-rv for reverse video",
"-geometry CxR set initial size to R rows and C columns",
"-xrm resource change an xvile resource",
"-leftbar put scrollbar(s) on left",
"-rightbar put scrollbar(s) on right (default)",
#endif /* DISP_X11 */
"",
"Obsolete:",
"-g NNN or simply +NNN to go to line NNN",
"-s string or +/string to search for \"string\"",
};
term.clean(TRUE);
#if DISP_NTWIN
gui_usage(prog_arg, options, TABLESIZE(options));
#else
fflush(stdout);
(void) fprintf(stderr, "usage: %s [-flags] [@cmdfile] files...\n",
prog_arg);
{
unsigned j;
for (j = 0; j < TABLESIZE(options); j++) {
char *colon = strrchr(options[j], ':');
if (colon != NULL && colon[1] == EOS) {
(void) fprintf(stderr, "%s\n", options[j]);
} else {
(void) fprintf(stderr, "\t%s\n", options[j]);
}
}
}
#endif
ExitProgram(code);
}
const char *
getversion(void)
{
if (*version_string)
return version_string;
#if SYS_UNIX || SYS_VMS
/*
* We really would like to have the date at which this program was
* linked, but a.out doesn't have that in general. COFF files do.
* Getting the executable's modification-time is a reasonable
* compromise.
*/
(void) lsprintf(version_string, "%s %s%s for %s",
prognam, version, VILE_PATCHLEVEL, opersys);
{
char *s;
if ((s = cfg_locate(prog_arg,
(FL_EXECDIR | FL_PATH) | FL_EXECABLE)) != NULL) {
time_t mtime = file_modified(s);
if (mtime != 0) {
(void) vl_strncat(version_string, ", installed ", NSTRING);
(void) vl_strncat(version_string, ctime(&mtime), NSTRING);
/* trim the newline */
version_string[strlen(version_string) - 1] = EOS;
}
}
}
#else
# if SYS_MSDOS || SYS_OS2 || SYS_WINNT
# if defined(__DATE__) && !SMALLER
(void) lsprintf(version_string, "%s %s%s for %s, built %s %s with %s",
prognam, version, VILE_PATCHLEVEL, opersys, __DATE__, __TIME__,
# if CC_WATCOM
"Watcom C/386"
# endif
# if CC_DJGPP
# if __DJGPP__ >= 2
"DJGPP v2"
# else
"DJGPP"
# endif
# endif
# if CC_TURBO
# ifdef __BORLANDC__
"Borland C++"
# else
"Turbo C"
# endif
# endif
# if CC_CSETPP
# if __IBMC__ >= 300
"VisualAge C++"
# else
"IBM C Set ++"
# endif
# endif
# if CC_LCC_WIN32
"Lcc-win32"
# endif
# if CC_MSVC
"Visual C++"
# endif
# if __GNUC__
# if defined(__CYGWIN32__)
"Cygwin gcc"
# elif SYS_MINGW
"MinGW gcc"
# else
"gcc"
# endif
# endif
);
# endif
# endif /* SYS_MSDOS || SYS_OS2 || SYS_WINNT */
#endif /* not SYS_UNIX or SYS_VMS */
return version_string;
}
/* i'm not even going to try to justify this. -pgf */
static void
personals(int n)
{
#if !SMALLER
const char **cmdp = NULL;
static const char *pgfcmds[] =
{
"bind-key split-current-window ^T",
"bind-key next-window ^N",
"bind-key previous-window ^P",
"set ai atp nobl ul=0 sw=4 csw=4 timeoutlen=50 check-modtime visual-matches=underline",
NULL
};
if (n == 11)
cmdp = pgfcmds;
if (n == -11)
*(int *) (1) = 42; /* test core dumps */
if (!cmdp)
return;
while (*cmdp) {
char *line = strmalloc(*cmdp);
(void) docmd(line, TRUE, FALSE, 1);
free(line);
cmdp++;
}
#else
(void) n;
#endif
}
/* ARGSUSED */
int
showversion(int f GCC_UNUSED, int n)
{
personals(n);
mlforce("%s", getversion());
return TRUE;
}
/*
* Returns the special string consisting of program name + version, used to
* fill in the filename-field for scratch buffers that are not associated with
* an external file.
*/
const char *
non_filename(void)
{
static char buf[80];
if (buf[0] == EOS)
(void) lsprintf(buf, " %s %s%s",
prognam, version, VILE_PATCHLEVEL);
return buf;
}
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