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# Copyright(c) 1986 Association of Universities for Research in Astronomy Inc.
include <ctype.h>
include "../help.h"
include "xhelp.h"
define SZ_EXTN 10
# XH_SAVE_FILE -- Save the currently displayed page to the named file in
# the specified format.
procedure xh_save_file (xh, iname, oname, format, overwrite)
pointer xh #i package descriptor
char iname[ARB] #i input file
char oname[ARB] #i output filename
char format[ARB] #i format
int overwrite #i overwrite flag
pointer sp, buf
char extn[SZ_EXTN]
int access(), fnextn(), strlen(), strcmp()
begin
if (access (oname, 0, 0) == YES && overwrite == NO) {
call smark (sp)
call salloc (buf, SZ_LINE, TY_CHAR)
call sprintf (Memc[buf], SZ_LINE,
"Operation would overwrite\nexisting file '%s'")
call pargstr (oname)
call gmsg (XH_GP(xh), "alert", Memc[buf])
call sfree (sp)
return
} else if (access (oname, 0, 0) == YES)
call delete (oname)
call aclrc (extn, SZ_EXTN)
# Strip off any braces around the arguments that were put
# in by the Tcl script.
if (iname[1] == '{') {
call amovc (iname[2], iname, strlen(iname)-2)
iname[strlen(iname)-1] = EOS
}
if (oname[1] == '{') {
call amovc (oname[2], oname, strlen(oname)-2)
oname[strlen(oname)-1] = EOS
}
switch (format[1]) {
case 's': # source
call fcopy (iname, oname)
case 't': # text
if (fnextn(iname, extn, 3) > 0 && strcmp("hlp", extn) == 0)
call xh_save_text (xh, iname, oname)
else
call fcopy (iname, oname)
case 'h': # html
if (fnextn(iname, extn, 3) > 0 && strcmp("hlp", extn) == 0)
call xh_save_html (xh, iname, oname, YES)
else
call xh_save_html (xh, iname, oname, NO)
case 'p': # postscript
if (fnextn(iname, extn, 3) > 0 && strcmp("hlp", extn) == 0)
call xh_save_ps (xh, iname, oname, YES)
else
call xh_save_ps (xh, iname, oname, NO)
default:
call gmsg (XH_GP(xh), "alert", "Invalid format specifier")
}
end
# XH_SAVE_TEXT -- Save the page as a formatted text file.
procedure xh_save_text (xh, in, out)
pointer xh #i package descriptor
char in[ARB], out[ARB] #i file names
char err[SZ_LINE]
int fdout, open()
errchk open
begin
# Open the output file.
iferr (fdout = open (out, NEW_FILE, TEXT_FILE)) {
call sprintf (err, SZ_LINE, "Cannot open output file `%s'.")
call pargstr (out)
call gmsg (XH_GP(xh), "alert", err)
return
}
# Format the help as text.
call xh_get_help (fdout, "", "", in, HF_TEXT, HELPDB(xh), "all", "help")
# Close the file.
call close (fdout)
end
# XH_SAVE_HTML -- Save the page as an HTML file.
procedure xh_save_html (xh, in, out, ishelp)
pointer xh #i package descriptor
char in[ARB], out[ARB] #i file names
int ishelp #i is this a help file?
char err[SZ_LINE]
int fdout, fdin, open()
errchk open
begin
# Open the output file.
iferr (fdout = open (out, NEW_FILE, TEXT_FILE)) {
call sprintf (err, SZ_LINE, "Cannot open output file `%s'.")
call pargstr (out)
call gmsg (XH_GP(xh), "alert", err)
return
}
# Format the help as text.
if (ishelp == YES) {
call xh_get_help (fdout, "", "", in, HF_HTML, HELPDB(xh),
"all", "help")
} else {
# Open the input file.
iferr (fdout = open (out, NEW_FILE, TEXT_FILE)) {
call sprintf (err, SZ_LINE, "Cannot open output file `%s'.")
call pargstr (out)
call gmsg (XH_GP(xh), "alert", err)
return
}
call fprintf (out, "<HTML><BODY>\n")
call fprintf (out, "<TITLE>%s</TITLE>\n")
call pargstr (in)
call fprintf (out, "<PRE>\n")
call fcopyo (in, out)
call fprintf (out, "</PRE>\n")
call fprintf (out, "</BODY></HTML>\n")
call close (fdin)
}
# Close the file.
call close (fdout)
end
# XH_SAVE_PS -- Save the page as a postscript file.
procedure xh_save_ps (xh, in, out, ishelp)
pointer xh #i package descriptor
char in[ARB], out[ARB] #i file names
int ishelp #i is this a help file?
char err[SZ_LINE]
int fdout, open()
errchk open
begin
if (ishelp == NO)
return
# Open the output file.
iferr (fdout = open (out, NEW_FILE, TEXT_FILE)) {
call sprintf (err, SZ_LINE, "Cannot open output file `%s'.")
call pargstr (out)
call gmsg (XH_GP(xh), "alert", err)
return
}
# Format the help as text.
call xh_get_help (fdout, "", "", in, HF_PS, HELPDB(xh), "all", "help")
# Close the file.
call close (fdout)
end
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