/*
* hsc_parse_end
*
* check for all tags closed and required
* tags occured
*/
BOOL hsc_parse_end(HSCPRC * hp)
{
if (!hp->fatal)
{
/* remember current file position */
INFILEPOS *infpos = new_infilepos(hp->inpf);
DLNODE *nd = NULL;
/* check for unclosed containers:
* for every container tag still on stack launch a message,
* exept for autoclose tags */
nd = hp->container_stack->last;
while (nd)
{
HSCTAG *endtag = (HSCTAG *) dln_data(nd);
if (!(endtag->option & HT_AUTOCLOSE))
{
set_infilepos(hp->inpf, endtag->start_fpos);
hsc_message(hp, MSG_MISS_CTAG,
"%c missing", endtag->name);
}
nd = dln_prev(nd);
}
/* restore file position */
set_infilepos(hp->inpf, infpos);
del_infilepos(infpos);
/* check for required and recommended tags missing */
nd = dll_first(hp->deftag);
while (nd)
{
HSCTAG *tag = (HSCTAG *) dln_data(nd);
if ((tag->option & HT_REQUIRED
&& (tag->occured == FALSE)))
{
hsc_message(hp, MSG_MISS_REQTAG,
"required %T missing", tag);
}
else if ((tag->option & HT_RECOMMENDED
&& (tag->occured == FALSE)))
{
hsc_message(hp, MSG_MISS_RCMDTAG,
"recommended %T missing", tag);
}
nd = dln_next(nd);
}
/* output last white spaces at eof */
hsc_output_text(hp, "", "");
}
return (BOOL) (!hp->fatal);
}
/*
* remove_end_tag
*
* remove tag from container stack, check for legal nesting,
* show up message if necessary.
*
* params: hp....hsc process
* tag...tag to be removed
*/
VOID remove_end_tag(HSCPRC * hp, HSCTAG * tag)
{
/* search for tag on stack of occured tags */
DLNODE *nd = find_dlnode_bw(hp->container_stack->last, (APTR) tag->name, cmp_strtag);
if (nd == NULL)
{
/* closing tag not found on stack */
/* ->unmatched closing tag without previous opening tag */
hsc_message(hp, MSG_UNMA_CTAG, "unmatched %C", tag);
}
else
{
/* closing tag found on stack */
HSCTAG *end_tag = (HSCTAG *) dln_data(nd);
STRPTR foundnm = (STRPTR) end_tag->name;
STRPTR lastnm = (STRPTR) dln_data(dll_last(hp->container_stack));
/* check if name of closing tag is -not- equal
* to the name of the last tag last on stack
* ->illegal tag nesting
*/
if (upstrcmp(lastnm, foundnm)
&& !(tag->option | HT_MACRO)
&& !(is_hsc_tag(tag)))
{
hsc_message(hp, MSG_CTAG_NESTING,
"illegal end tag nesting (expected %c, found %C)",
lastnm, tag);
}
/* if closing tag has any attributes defined,
* it must be a closing macto tag. so copy
* the attributes of the closing tag to the
* attributes of the macro tag. therefor,
* the closing macro tag inherits the
* attributes of his opening macro
*/
if (end_tag->attr)
{
set_local_varlist(tag->attr, end_tag->attr, MCI_APPCTAG);
}
/* remove node for closing tag from container_stack */
del_dlnode(hp->container_stack, nd);
}
}
/* append ids defined within documents */
static VOID append_doc_iddefs(EXPSTR * prjstr, DLLIST * iddefs)
{
DLNODE *nd = dll_first(iddefs);
while (nd)
{
append_iddef(prjstr, (HSCIDD *) dln_data(nd));
nd = dln_next(nd);
}
}
/* append other documents referered */
static VOID append_doc_references(EXPSTR * prjstr, DLLIST * reflist)
{
DLNODE *nd = dll_first(reflist);
while (nd)
{
append_reference(prjstr, (HSCREF *) dln_data(nd));
nd = dln_next(nd);
}
}
/* append included files */
static VOID append_doc_includes(EXPSTR * prjstr, DLLIST * inclist)
{
DLNODE *nd = dll_first(inclist);
while (nd)
{
append_include(prjstr, (HSCINC *) dln_data(nd));
nd = dln_next(nd);
}
}
/*
* find_end_tag
*
* return first end tag on the container stack;
* if not found, return NULL
*/
HSCTAG *find_end_tag(HSCPRC * hp, STRPTR tagname)
{
HSCTAG *tag = NULL;
DLNODE *nd = find_dlnode_bw(hp->container_stack->last,
(APTR) tagname, cmp_strtag);
if (nd)
{
tag = (HSCTAG *) dln_data(nd);
}
return tag;
}
/*
* postprocess_attributes
*
* This function scans a tag's list of attributes for URI-attributes
* referring to an external URI. If it succeeds, and the hsc-process
* has it's hp->strip_ext flag enabled, the function exits.
*
* Otherwise, it scans the attributes for new IDs and references
* and updates the document data if neccessary (but only for start tags)
*
* params:
* hp ........ hsc-process
* tag ....... tag whose attribute list should be examined
* open_tag .. for end tags, the document-data should not be
* updated again
* result:
* TRUE, if tag should NOT be stripped
*/
BOOL postprocess_tagattr(HSCPRC * hp, HSCTAG * tag, BOOL open_tag) {
BOOL dontstrip = TRUE;
if (tag->attr) {
/*
* find out, if list should be refused
*/
if (hp->strip_ext
&& tag->uri_stripext
&& get_vartext(tag->uri_stripext)
&& (uri_kind(get_vartext(tag->uri_stripext)) == URI_ext)
)
{
D(fprintf(stderr, DHL "strip external\n"));
dontstrip = FALSE;
} else if (open_tag) {
/*
* search for new IDs and references
*/
DLNODE *nd = dll_first(tag->attr);
while (nd) {
HSCATTR *attrib = (HSCATTR *) dln_data(nd);
STRPTR value = get_vartext(attrib);
if (value) {
if (attrib->vartype == VT_URI) {
/* new reference */
INFILEPOS *fpos = new_infilepos(hp->inpf);
CALLER *newcaller = fpos2caller(fpos);
HSCREF *newref =
app_reference(hp->project->document, value);
newref->caller = newcaller;
del_infilepos(fpos);
D(fprintf(stderr, DHL "new REFERENCE: `%s'\n", value));
} else if (attrib->vartype == VT_ID) {
/* new id defined */
D(fprintf(stderr, DHL "new ID: `%s'\n", value));
add_local_iddef(hp, value);
}
}
nd = dln_next(nd);
}
}
}
return (dontstrip);
}
/*
* append_output
*
* append text to output string
*/
void append_output(STRPTR text)
{
EXPSTR *outstr = (EXPSTR *) dln_data(dll_last(outlist));
/* check if current output-string will be full */
if ((estrlen(outstr) + strlen(text) + 1) > OUTPUT_STEPSIZE) {
/* if so, append a new output-string to the list
* and make use this one */
#if DEBUG_HSC_OUTPUT
fprintf(stderr, DHSC "new string after %lu/%lu chars\n",
estrlen(outstr), OUTPUT_STEPSIZE);
#endif
outstr = init_estr(OUTPUT_STEPSIZE);
app_dlnode(outlist, (APTR) outstr);
}
app_estr(outstr, text);
}
/*
* find_includefile
*
* scan all include-directories for file to be opened;
* if the file can't be found, the filename in the current
* directory will be returned (which should therefor result
* in an error while processing hsc_include())
*
* NOTE: this function considers the file to be found if it could have
* been opened for input. afterwards, the file is immediatly
* closed. This isn't really a multitasking-conform behavior
* because the file will have to be reopend again by the
* hsc_include() function later and meanwhile could have been
* removed by another task.
*/
static BOOL find_includefile(HSCPRC *hp, EXPSTR * dest, STRPTR filename)
{
BOOL found = FALSE;
/* reset filename */
set_estr(dest, filename);
if (!fexists(filename))
{
DLNODE *nd = dll_first(hp->include_dirs);
/* process all include-directories.. */
while (nd && !found)
{
/* concat incdir+filename, check if it exists,
* process next or abort loop */
link_fname(dest, (STRPTR) dln_data(nd), filename);
D(fprintf(stderr, DHL " try `%s'\n", estr2str(dest)));
if (fexists(estr2str(dest)))
{
found = TRUE;
}
else
nd = dln_next(nd);
}
}
else
{
/* found in current directory */
found = TRUE;
}
if (found)
{
D(fprintf(stderr, DHL " found at `%s'\n", estr2str(dest)));
}
return (found);
}
/*
* hsc_parse_end
*
* check for all tags closed and required
* tags occured
*/
BOOL hsc_parse_end(HSCPRC * hp)
{
if (!hp->fatal)
{
INFILEPOS *infpos = new_infilepos(hp->inpf);
/* check for unclosed containers */
DLNODE *nd = hp->container_stack->first;
while (nd)
{
HSCTAG *endtag = (HSCTAG *) dln_data(nd);
set_infilepos(hp->inpf, endtag->start_fpos);
hsc_message(hp, MSG_MISS_CTAG,
"%c missing", endtag->name);
nd = dln_next(nd);
}
set_infilepos(hp->inpf, infpos);
del_infilepos(infpos);
/* check for required tags missing */
nd = hp->deftag->first;
while (nd)
{
HSCTAG *tag = (HSCTAG *) nd->data;
if ((tag->option & HT_REQUIRED
&& (tag->occured == FALSE)))
{
hsc_message(hp, MSG_MISS_REQTAG,
"required %T missing", tag);
}
nd = nd->next;
}
}
return (BOOL) (!hp->fatal);
}
/*
* find_end_container
*
* search container stack for the first macro which is a
* container macro anjd return the cerresponding tag structure
*/
HSCTAG *find_end_container_macro(HSCPRC * hp)
{
HSCTAG *tag = NULL;
DLNODE *nd = dll_last(hp->container_stack);
while (nd)
{
HSCTAG *nd_tag = (HSCTAG *) dln_data(nd);
if (nd_tag->option & HT_CONTENT)
{
tag = nd_tag;
nd = NULL;
}
else
{
nd = dln_prev(nd);
}
}
return tag;
}
/*
* hsc_parse_amp
*
* parse ampersand ("&")
*/
BOOL hsc_parse_amp(HSCPRC * hp)
{
INFILE *inpf = hp->inpf;
EXPSTR *amp_str = init_estr(0);
if (!hp->fatal)
{
BOOL rplc = hp->smart_ent; /* TRUE, if "&" should be replaced */
hp_enable_output(hp, "entity");
if (rplc)
{
/*
* test if char before and
* after ">" is white-space
*/
int ch = infgetc(inpf);
inungetc(ch, inpf);
if (!(hsc_whtspc(ch) && estrlen(hp->whtspc)))
rplc = FALSE;
}
if (rplc)
{
/* replace ampersand */
message_rplc(hp, "&", "&");
set_estr(amp_str, "&");
}
else
{
/*
* get entity-id, test for unknown entity
*/
char *nxtwd;
DLNODE *nd;
BOOL app_entity = TRUE;
/* remember "&" */
set_estr(amp_str, infgetcw(inpf));
/* get entity id */
nxtwd = infgetw(inpf);
/* TODO: check for white-space */
if (!strcmp(nxtwd, "#"))
{
/*
* process numeric entity
*/
/* append "#" */
app_estr(amp_str, infgetcw(inpf));
nxtwd = infgetw(inpf);
errno = 0;
strtoul(nxtwd, NULL, 0);
if (errno || strlen(infgetcws(inpf)))
{
hsc_message(hp, MSG_ILLG_NUM, /* illegal numeric entity */
"illegal numeric value %n for entity", nxtwd);
}
/* append entity specifier */
app_estr(amp_str, nxtwd);
}
else
{
/*
* process text entity
*/
HSCVAR *attr = NULL;
/* search for entity in list */
nd = find_dlnode(hp->defent->first, (APTR) nxtwd, cmp_strent);
if (hp->jens && (nd == NULL))
{
/* asume that entity is an attribute,
* try to find it and append it's value
*/
attr = find_varname(hp->defattr, nxtwd);
if (attr)
{
set_estr(amp_str, get_vartext(attr));
app_entity = FALSE;
}
}
if ((nd == NULL) && (attr == NULL))
{
hsc_message(hp, MSG_UNKN_ENTITY,
"unknown %e", nxtwd);
}
else
{
/* check for icon-entity and warn about */
/* portability peoblem */
HSCENT *entity = dln_data(nd);
if (entity->numeric == ICON_ENTITY)
if (estrlen(hp->iconbase))
{
replace_icon(hp, nxtwd);
set_estr(amp_str, "");
app_entity = FALSE;
}
else
{
hsc_message(hp, MSG_ICON_ENTITY,
"icon %e found", nxtwd);
}
}
if (app_entity)
/* append entity specifier */
app_estr(amp_str, nxtwd);
}
/* TODO: check for whitespace before ";" */
/* check for closing ';' */
parse_wd(hp, ";");
/* append ";" */
if (app_entity)
app_estr(amp_str, infgetcw(inpf));
}
/* output whole entity */
if (estrlen(amp_str))
hsc_output_text(hp, "", estr2str(amp_str));
del_estr(amp_str);
#if (defined MSDOS & (!defined HSC_BILL))
#define WASTE_SIZE (1024*1024)
/* waste some time */
{
STRPTR mem1 = (STRPTR) umalloc(WASTE_SIZE);
STRPTR mem2 = (STRPTR) umalloc(WASTE_SIZE);
size_t i = WASTE_SIZE;
while (i)
{
if (mem1[i] && mem2[i])
{
mem1[i] = mem2[i];
}
else
{
mem2[i] = mem1[i];
}
i--;
}
ufree(mem2);
ufree(mem1);
}
#endif
}
return (BOOL) (!hp->fatal);
}
/*
* args_ok
*
* prepare args, check & parse user args, display error and
* help message if neccessary
*
* result: TRUE, if all args ok
*/
BOOL args_ok(HSCPRC * hp, int argc, char *argv[])
{
BOOL ok; /* return value */
DLLIST *ignore_list = NULL; /* dummy */
EXPSTR *destdir = init_estr(32); /* destination dir */
EXPSTR *rel_destdir = init_estr(32); /* relative destination dir */
EXPSTR *kack_name = init_estr(0); /* temp. str for outfilename */
struct arglist *hsc_args; /* argument structure */
arg_hp = hp;
arg_mode_CB(DEFAULT_MODE_STR);
/* create arg-table */
hsc_args =
prepare_args("HSC_ARGS",
/* file args */
"FROM/M", &incfile,
"include- and input-file(s)",
"TO/K", &arg_outfname,
"output file (default: stdout)",
"PRJFILE/T/K", &prjfilename,
"project file (default: none)",
"PREFSFILE/T/K", &prefsfilename,
"syntax preferences (default: hsc.prefs)",
"MSGFILE=MF/T/K", &msgfilename,
"message file (default: stderr)",
"MSGFORMAT/T/K", &msg_format,
"how to display message",
/* numeric */
"MAXERR/N/K", &max_error,
"max. number of errors (default: 20)",
"EXTENSION/T/K", &arg_extension,
"output-file-extension (default: " DEFAULT_EXTENSION ")",
"DEFINE=DEF/T/K/M", &define_list,
"define global attribute",
"IGNORE=IGN/N/K/M/$", arg_ignore_CB, &ignore_list,
"ignore message number",
"MODE/E/K/$", arg_mode_CB, MODE_ENUMSTR, &arg_mode,
"mode for syntax check (" MODE_ENUMSTR ")",
"QUOTESTYLE=QS/E/K", QMODE_ENUMSTR, &arg_quotemode,
"defines how quotes appear (" QMODE_ENUMSTR ")",
#if 0
"ENTITYSTYLE=ES/E/K", EMODE_ENUMSTR, &entmode,
"defines how special chars. appear (" EMODE_ENUMSTR ")",
/* switches */
#endif
"COMPACT=CO/S", &arg_compact,
"strip useless LFs and white-spaces",
"GETSIZE/S", &arg_getsize,
"get width and height of images",
"MSGANSI/S", &msg_ansi,
"use ansi-sequences in messages",
"RPLCENT=RE/S", &arg_rplc_ent,
"replace special characters",
"RPLCQUOTE=RQ/S", &arg_rplc_quote,
"replace quotes in text by `"'",
"SMARTENT=SA/S", &arg_smart_ent,
"replace special entities (`&<>\"')",
"JENS/S", &arg_jens,
"don't try this at home",
"STRIPCOMMENT=SC/S", &arg_strip_cmt,
"strip SGML-comments",
"STRIPEXTERNAL=SX/S", &arg_strip_ext,
"strip tags with external URIs",
"STRIPTAGS=ST/K", &arg_striptags,
"tags to be stripped",
"ICONBASE/T/K", &arg_iconbase,
"base-uri for icon-entities",
"STATUS/E/K/$", arg_status_CB,
STATUS_ENUM_STR, &disp_status,
"status message (" STATUS_ENUM_STR ")",
"-DEBUG/S", &arg_debug, "enable debugging output",
/* help */
"HELP=?/S", &arg_help, "display this text",
"LICENSE/S", &arg_license, "display license",
NULL);
/* remove dummy list TODO: this sucks */
del_dllist(ignore_list);
ok = (hsc_args != NULL);
/* set & test args */
if (ok)
{
BOOL use_stdout = FALSE; /* flag: use stdout as output-file */
ok = set_args(argc, argv, hsc_args);
/* display help, if requested vie HELP switch, or no
* input to pipe or read is passed */
ok &= (!arg_help &&
(arg_pipe_in || (incfile && dll_first(incfile))));
if (arg_license)
{
/* display license text */
fprintf_prginfo(stderr);
show_license();
set_return_code(RC_WARN);
}
else if (!ok)
{
/* display help, if error in args or HELP-switch set */
fprintf_prginfo(stderr);
fprintf_arghelp(stderr, hsc_args);
set_return_code(RC_WARN);
}
else
{
BOOL fnsux = FALSE; /* flag: TRUE = can't evaluate out-filename */
/* set debugging switch */
hsc_set_debug(hp, arg_debug);
/* autoset depending options */
if (hsc_get_debug(hp))
disp_status = STATUS_VERBOSE;
/* set default options */
if (!arg_extension)
arg_extension = DEFAULT_EXTENSION;
/* disable ID-warning if no project-file */
if (!prjfilename)
hsc_set_msg_ignore(hp, MSG_NO_DOCENTRY, TRUE);
/* compute name of input file */
arg_inpfname = NULL;
if (dll_first(incfile) && !arg_pipe_in)
{
/* use last FROM as input file */
arg_inpfname = dln_data(dll_last(incfile));
set_estr(inpfilename, arg_inpfname);
/* get path part of inputfilename as relative
* destination directory */
get_fpath(rel_destdir, arg_inpfname);
/* TODO: set reldir when including first file */
/* TODO: find out why the above TODO is there */
/* remove input filename from incfile */
del_dlnode(incfile, dll_last(incfile));
D(fprintf(stderr, DHSC "input : use `%s'\n"
DHSC "reldir: use `%s'\n",
estr2str(inpfilename), estr2str(rel_destdir)));
}
/* display include files */
D(
{
DLNODE * nd = dll_first(incfile);
while (nd)
{
fprintf(stderr, DHSC "includ: use `%s'\n", (
STRPTR) dln_data(nd));
nd = dln_next(nd);
}
}
);
/*
* if no output-filename given,
* outfilename stays NULL. this let open_output
* open stdout as output-file
*/
if (arg_outfname)
{
/* check, if last char of outputfilename is a
* directory separator; if so, use the filename
* as destination directory
*/
if (arg_outfname)
{
UBYTE lastch = 0;
/* get last char of outfname to determine
* if it's a directory
*/
if (strlen(arg_outfname))
lastch = arg_outfname[strlen(arg_outfname) - 1];
#ifdef AMIGA
/* for Amiga, execpt empty string for current dir */
if (!lastch)
{
lastch = (PATH_SEPARATOR[0]);
D(fprintf(stderr, DHSC "AMIGA: use current dir\n"));
}
#endif
if (strchr(PATH_SEPARATOR, lastch))
{
/* use outfilename as destdir */
set_estr(destdir, arg_outfname);
arg_outfname = NULL;
D(fprintf(stderr, DHSC "output: use `%s' as destdir\n",
estr2str(destdir)));
}
else if (arg_inpfname)
{
/* output-filename already specified */
/* separate it to destdir + reldir + name */
EXPSTR *kack_destdir = init_estr(0);
EXPSTR *kack_reldir = init_estr(0);
STRPTR inp_reldir = estr2str(rel_destdir);
STRPTR out_reldir = NULL;
STRPTR ou2_reldir = NULL;
get_fname(kack_name, arg_outfname);
get_fpath(kack_destdir, arg_outfname);
/* check corresponding dirs for
* consistency: check if last strlen(rel_destdir)
* chars are equal */
out_reldir = estr2str(kack_destdir);
ou2_reldir = out_reldir;
out_reldir = out_reldir
+ (strlen(out_reldir) - strlen(inp_reldir));
if (out_reldir[0])
{
/* search for next dir-sparator backwards */
/* (this ones only needed for a smart error message) */
while ((out_reldir != ou2_reldir)
&& (!strchr(PATH_SEPARATOR, out_reldir[0]))
)
{
out_reldir--;
}
out_reldir++;
}
D(fprintf(stderr, DHSC "corr_inp: `%s'\n"
DHSC "corr_out: `%s'\n",
inp_reldir, out_reldir)
);
/* check if correspondig relative in/out-dirs
* are equal */
if (!fnamecmp(inp_reldir, out_reldir))
{
/* they match.. */
STRPTR tmp_name = NULL; /* copy of kack_nam */
/* cut corresponding chars */
get_left_estr(kack_destdir, kack_destdir,
estrlen(kack_destdir)
- strlen(out_reldir));
set_estr(kack_reldir, inp_reldir);
D(fprintf(stderr, DHSC "kack_dst: `%s'\n"
DHSC "kack_rel: `%s'\n"
DHSC "kack_nam: `%s'\n",
estr2str(kack_destdir),
estr2str(kack_reldir),
estr2str(kack_name))
);
/* just copy these values where they are
* expected to be */
estrcpy(destdir, kack_destdir);
estrcpy(rel_destdir, kack_reldir);
/* create output filename */
tmp_name = strclone(estr2str(kack_name));
estrcpy(kack_name, kack_destdir);
estrcat(kack_name, kack_reldir);
app_estr(kack_name, tmp_name);
ufreestr(tmp_name);
arg_outfname = estr2str(kack_name);
}
else
{
/* unmatched corresponding dirs */
fprintf(stderr, "unmatched corresponding relative directories:\n"
" input `%s'\n output `%s'\n",
inp_reldir, out_reldir);
ok = FALSE;
}
/* free temp. vars */
del_estr(kack_reldir);
del_estr(kack_destdir);
}
}
if (arg_outfname)
{
/* set outputfilename with value passed iwithin args */
outfilename = init_estr(32);
set_estr(outfilename, arg_outfname);
D(fprintf(stderr, DHSC "output: set to `%s'\n",
estr2str(outfilename)));
}
else
{
if (!arg_pipe_in)
{
/* no outfilename given */
/* ->outfilename = destdir + inpfilename + ".html" */
/* link destdir & input filename */
outfilename = init_estr(32);
link_fname(outfilename, estr2str(destdir),
arg_inpfname);
if (strcmp(arg_extension, "."))
set_fext(outfilename, arg_extension);
D(fprintf(stderr,
DHSC "output: concat destdir+inpfile+`.%s'\n"
DHSC "output: set to `%s'\n",
arg_extension, estr2str(outfilename)));
}
else
fnsux = TRUE;
}
if (fnsux)
{
/* no way to find out output filename */
status_error("unable to evaluate output filename\n");
arg_outfname = NULL;
ok = FALSE;
}
}
else
{
D(fprintf(stderr, DHSC "output: use stdout\n"));
use_stdout = TRUE;
}
if (!ok)
set_return_code(RC_ERROR);
}
if (ok)
{
if (arg_iconbase)
hsc_set_iconbase(hp, arg_iconbase);
if (!use_stdout)
hsc_set_filename_document(hp, estr2str(outfilename));
}
/* display argument error message */
if (!ok)
{
/* NOTE: no strclone() is used on outfilename, if an
* error already occured within set_args(). therefore,
* you must not call ufreestr( outfilename ) */
pargerr();
arg_outfname = NULL;
set_return_code(RC_ERROR);
}
else
{
EXPSTR *tmp_fname = init_estr(32); /* filename only part */
fileattr_str = init_estr(64);
if (outfilename)
get_fname(tmp_fname, estr2str(outfilename));
set_dest_attribs(hp, estr2str(rel_destdir),
estr2str(tmp_fname));
if (!arg_pipe_in)
{
if (outfilename)
get_fname(tmp_fname, estr2str(outfilename));
else
clr_estr(tmp_fname);
set_source_attribs(hp, estr2str(rel_destdir),
estr2str(tmp_fname));
}
else
set_source_attribs(hp, NULL, NULL);
D(
{
HSCMSG_ID i;
fprintf(stderr, "\n"
DHSC "input : `%s'\n", estr2str(inpfilename));
fprintf(stderr, DHSC "output: `%s'\n", get_outfilename());
fprintf(stderr, DHSC "destdr: `%s'\n", estr2str(destdir));
fprintf(stderr, DHSC "reldst: `%s'\n", estr2str(rel_destdir));
if (prjfilename)
fprintf(stderr, DHSC "projct: `%s'\n", prjfilename);
if (!use_stdout)
fprintf(stderr, DHSC "procss: `%s'\n", estr2str(outfilename));
fprintf(stderr, DHSC "ignore:");
for (i = 0; i < MAX_MSGID; i++)
if (hsc_get_msg_ignore(hp, i))
fprintf(stderr, " %lu", i);
fprintf(stderr, "\n");
}
);
del_estr(tmp_fname);
}
/*
* user_defines_ok
*
* process all defines passed via user args
*
* result: always TRUE
*/
BOOL user_defines_ok(HSCPRC * hp)
{
/* define destination attributes (HSC.DOCUMENT.URI etc.) */
define_file_attribs(hp);
if (define_list && dll_first(define_list))
{
DLNODE *nd = dll_first(define_list);
EXPSTR *defbuf = init_estr(64);
#if 0
BOOL old_ignore_quotemsg =
hsc_get_msg_ignore(hp, MSG_ARG_NO_QUOTE);
#endif
while (nd)
{
STRPTR defarg = (STRPTR) dln_data(nd);
D(fprintf(stderr, DHSC "define using `%s'\n", defarg));
set_estr(defbuf, "<$define ");
/* append attribute name */
do
{
app_estrch(defbuf, defarg[0]);
defarg++;
}
while (defarg[0] && (defarg[0] != '=')
&& (defarg[0] != '/') && (defarg[0] != ':'));
/* if no type set, use "string" as default */
if (defarg[0] != ':')
{
app_estr(defbuf, ":string");
}
/* append type (if set) and attribute-flags */
while (defarg[0] && (defarg[0] != '='))
{
app_estrch(defbuf, defarg[0]);
defarg++;
}
/* append value (if any) and quotes */
if (defarg[0] == '=')
{
char quote_needed = 0; /* flag: user did not use quotes */
/* append "=" */
app_estrch(defbuf, defarg[0]);
defarg++;
/* check which kind of quote should be appended */
if ((defarg[0] != '\"') && (defarg[0] != '\''))
{
BOOL single_quote = FALSE;
BOOL double_quote = FALSE;
STRPTR scanarg = defarg;
/* scan value for quotes */
while (scanarg[0])
{
if (scanarg[0] == '\"')
double_quote = TRUE;
else if (scanarg[0] == '\'')
single_quote = TRUE;
scanarg++;
}
/* choose quote to enclose value */
if (!double_quote)
quote_needed = '\"';
else if (!single_quote)
quote_needed = '\'';
else
panic("both quotes in value");
}
/* append quote (if not already done by user) */
if (quote_needed)
app_estrch(defbuf, quote_needed);
/* append value */
while (defarg[0])
{
app_estrch(defbuf, defarg[0]);
defarg++;
}
/* append quote (if not already done by user) */
if (quote_needed)
app_estrch(defbuf, quote_needed);
}
/* append end ">" */
app_estrch(defbuf, '>');
D(fprintf(stderr, DHSC "define: `%s'\n", estr2str(defbuf)));
hsc_include_string(hp, "DEFINE",
estr2str(defbuf), IH_PARSE_HSC | IH_NO_STATUS);
nd = dln_next(nd);
}
del_estr(defbuf);
#if 0
hsc_set_msg_ignore(hp, MSG_ARG_NO_QUOTE, old_ignore_quotemsg);
#endif
}
else
{
D(fprintf(stderr, DHSC "(no defines)\n"));
}
return ((BOOL) (return_code < RC_ERROR));
}
/*
* close_output
*
* close output file, if it not stdout
*/
BOOL write_output(HSCPRC * hp)
{
#define MAX_ERRORLEN 500
STRPTR outfilenm = NULL;
BOOL written = FALSE;
if (outfilename)
outfilenm = estr2str(outfilename);
if ((return_code == RC_OK)
|| (return_code == RC_WARN)
|| hp->debug) {
FILE *outfile = NULL; /* output file */
char buf[MAX_ERRORLEN + 2]; /* buffer for error string */
/*
* try to open output file
*/
if (outfilenm) {
errno = 0;
outfile = fopen(outfilenm, "w");
if (!outfile) {
strncpy(buf, "unable to open `", MAX_ERRORLEN);
strncat(buf, estr2str(outfilename),
MAX_ERRORLEN - strlen(buf));
strncat(buf, "' for output: ", MAX_ERRORLEN - strlen(buf));
strncat(buf, strerror(errno), MAX_ERRORLEN - strlen(buf));
status_error(buf);
}
} else {
outfile = stdout;
outfilenm = STDOUT_NAME;
}
/*
* write output
*/
if (outfile) {
DLNODE *nd = dll_first(outlist);
status_msg("writing output...");
errno = 0;
/* write whole list of output-strings */
while (nd && !errno) {
EXPSTR *outstring = (EXPSTR *) dln_data(nd);
nd = dln_next(nd);
fwrite(estr2str(outstring), sizeof(char),
estrlen(outstring), outfile);
}
/* handle write-error, display message */
if (errno) {
strncpy(buf, "error writing `", MAX_ERRORLEN);
strncat(buf, outfilenm, MAX_ERRORLEN - strlen(buf));
strncat(buf, "': ", MAX_ERRORLEN - strlen(buf));
strncat(buf, strerror(errno), MAX_ERRORLEN - strlen(buf));
status_error(buf);
} else
written = TRUE;
status_clear();
/* close output file */
if (outfile != stdout)
{
fclose(outfile);
#ifdef RISCOS
{
/* set the filetype to HTML (&FAF) */
char *riscos_filename=unixname_to_riscos(outfilenm);
_swix(OS_File,_IN(0)|_IN(1)|_IN(2),18,riscos_filename,0xFAF);
free(riscos_filename);
}
#endif
}
}
} else {
status_msg("no output written");
status_lf();
}
return (written);
}
/*
* hsc_parse_tag
*
* parse tag (after "<")
*/
BOOL hsc_parse_tag(HSCPRC * hp)
{
INFILE *inpf = hp->inpf;
STRPTR nxtwd = NULL;
DLNODE *nd = NULL;
HSCTAG *tag = NULL;
HSCTAG *now_tag_strip_whtspc = NULL;
ULONG tci = 0; /* tag_call_id returned by set_tag_args() */
BOOL(*hnd) (HSCPRC * hp, HSCTAG * tag) = NULL;
BOOL open_tag;
DLLIST *taglist = hp->deftag;
BOOL rplc_lt = FALSE; /* TRUE, if replace spc. char "<" */
BOOL hnd_result = TRUE; /* result returned by handle */
BOOL unknown_tag = FALSE; /* TRUE, if tag has not been defined before */
BOOL preceeding_whtspc = estrlen(hp->whtspc);
/* init strings used inside tag-handles */
set_estr(hp->tag_name_str, infgetcw(inpf));
clr_estr(hp->tag_attr_str);
clr_estr(hp->tag_close_str);
if (hp->smart_ent && preceeding_whtspc)
{
/*
* check for special char "<"
*/
int ch = infgetc(inpf);
/* check if next char is a white space */
if (hsc_whtspc(ch))
{
rplc_lt = TRUE;
/* write "<" and white spaces */
message_rplc(hp, "<", "<");
hsc_output_text(hp, "", "<");
}
inungetc(ch, inpf);
}
if (!rplc_lt)
{
/* get tag id */
nxtwd = infget_tagid(hp);
if (!hp->fatal)
{
/* append tag-name to tag_name_str */
if (!hp->compact)
{
app_estr(hp->tag_name_str, infgetcws(inpf));
}
app_estr(hp->tag_name_str, infgetcw(inpf));
if (!hp->suppress_output)
{
/* output tag currently processing
* NOTE: the first tag of the source is skipped because
* hp->supress_ouptut is disable later */
D(fprintf(stderr, DHL "tag <"));
}
}
}
if (!hp->fatal && !rplc_lt)
{
BOOL write_tag = FALSE; /* flag: write tag text & attrs to output? */
if (strcmp("/", nxtwd)) /* is it a closing tag? */
{
/*
*
* process start-tag
*
*/
open_tag = TRUE;
if (!hp->suppress_output)
{
D(fprintf(stderr, "%s>\n", nxtwd));
}
/* search for tag in list */
nd = find_dlnode(taglist->first, (APTR) nxtwd, cmp_strtag);
if (nd == NULL)
{
hsc_message(hp, MSG_UNKN_TAG, /* tag not found */
"unknown %t", nxtwd);
tag = new_hsctag(nxtwd);
tag->option |= HT_UNKNOWN;
unknown_tag = TRUE;
}
else
{
tag = (HSCTAG *) nd->data;
}
/* set handle-function */
hnd = tag->o_handle;
/*
* handle options
*/
/* check for obsolete tag */
if (tag->option & HT_OBSOLETE)
{
hsc_message(hp, MSG_TAG_OBSOLETE,
"%T is obsolete", tag);
}
/* check for jerk-tag */
if (tag->option & HT_JERK)
{
hsc_message(hp, MSG_TAG_JERK,
"%T is only used by %j", tag);
}
/* only-once-tag occured twice? */
if ((tag->option & HT_ONLYONCE) && (tag->occured))
{
hsc_message(hp, MSG_TAG_TOO_OFTEN,
"%T occured too often", tag);
}
/* set occured-flag */
if (tag->option & (HT_ONLYONCE | HT_REQUIRED))
{
tag->occured = TRUE;
}
/* check for "must be inside"/"not allowed within"-tags */
if (!check_mbinaw(hp, tag))
{
hnd = NULL;
}
/* clear (reset to default) attribute values of tag */
clr_varlist(tag->attr);
/* set attributes or check for ">" */
if (!(tag->option & HT_SPECIAL))
{
tci = set_tag_args(hp, tag);
if (tci == MCI_ERROR)
{
skip_until_eot(hp, NULL);
hnd = NULL;
}
if (!hp->fatal)
{
/* set ">" in string that contains closing text */
if (!hp->compact)
{
set_estr(hp->tag_close_str, infgetcws(inpf));
}
else
{
clr_estr(hp->tag_close_str);
}
app_estr(hp->tag_close_str, infgetcw(inpf));
/* check for succeeding white-space */
if ((tag->option & HT_WHTSPC) && !infeof(inpf))
{
int ch = infgetc(inpf);
if (hsc_whtspc(ch))
{
if (hp->strip_badws)
{
hp->strip_next2_whtspc = TRUE;
}
else if (!hp->strip_next2_whtspc)
{
#if 1
now_tag_strip_whtspc = tag;
#else /* TODO: remove this */
hsc_message(hp, MSG_SUCC_WHTSPC,
"succeeding white-space for %T",
tag);
#endif
}
}
inungetc(ch, inpf);
}
}
}
/* for AUTOCLOSE-tags, remove eventually existing
* end tags on stack */
if (tag->option & HT_AUTOCLOSE)
{
DLNODE *nd = find_end_tag_node(hp, tag->name);
if (nd)
{
if (nd == dll_last(hp->container_stack))
{
D(fprintf(stderr, DHL " autoclose </%s> before\n", tag->name));
remove_end_tag(hp, tag);
}
else
{
HSCTAG *end_tag = (HSCTAG *) dln_data(dll_last(hp->container_stack));
D(fprintf(stderr,
DHL " no autoclose because of <%s> \n",
end_tag->name));
}
}
else
{
D(fprintf(stderr, DHL " no autoclose neccessary\n"));
}
}
/* end-tag required? */
if ((tag->option & HT_CLOSE)
|| (tag->option & HT_AUTOCLOSE))
{
/* yes: push current tag to container stack;
* (current values of attributes will be
* remembered */
append_end_tag(hp, tag);
}
}
else
{
/*
*
* process end-tag
*
*/
/* get tag id */
nxtwd = infget_tagid(hp); /* get tag id */
open_tag = FALSE;
/* append tag-name to tag_name_str */
if (!hp->compact)
{
app_estr(hp->tag_name_str, infgetcws(inpf));
}
app_estr(hp->tag_name_str, infgetcw(inpf));
if (!hp->suppress_output)
{
D(fprintf(stderr, "/%s>\n", nxtwd));
}
/* search for tag in taglist */
/* (see if it exists at all) */
nd = find_dlnode(taglist->first, (APTR) nxtwd, cmp_strtag);
if (nd == NULL)
{
/* closing tag is absolutely unknown */
hsc_message(hp, MSG_UNKN_TAG, /* tag not found */
"unknown %c", nxtwd);
skip_until_eot(hp, hp->tag_attr_str);
}
else
{
tag = (HSCTAG *) nd->data; /* fitting tag in taglist */
/* check for preceding white-spaces */
if ((tag->option & HT_WHTSPC) && anyWhtspc(hp))
{
if (hp->strip_badws)
{
hp->strip_next_whtspc = TRUE;
}
else if (!hp->strip_next_whtspc)
{
hsc_message(hp, MSG_PREC_WHTSPC,
"preceding white space for %C", tag);
}
}
if (tag->option & (HT_CLOSE | HT_AUTOCLOSE))
{
/* set closing handle */
hnd = tag->c_handle;
/* check for no args */
if (!parse_wd(hp, ">"))
{
hsc_message(hp, MSG_CL_TAG_ARG,
"no attributes allowed for end-tags");
}
else
{
/* set ">" in string that contains closing text */
if (!hp->compact)
{
set_estr(hp->tag_close_str, infgetcws(inpf));
}
app_estr(hp->tag_close_str, infgetcw(inpf));
}
/* set values of attributes stored
* in end-tag,
* remove end-tag from stack
*/
remove_end_tag(hp, tag);
}
else
{
/* illegal closing tag */
hsc_message(hp, MSG_ILLG_CTAG, /* tag not found */
"illegal %c", nxtwd);
parse_gt(hp);
tag = NULL;
}
}
}
/*
* processed for opening AND closing tag
*/
write_tag = (!(tag) || !(tag->option & HT_NOCOPY));
if (tag)
{
/*
* check if tag should be stripped
*/
if (!postprocess_tagattr(hp, tag, open_tag))
{
/* stripped tag with external reference */
if (open_tag)
{
hsc_msg_stripped_tag(hp, tag, "external reference");
}
hnd = NULL; /* don't call handle */
write_tag = FALSE; /* don't output tag */
}
else if (hp->strip_tags
&& strenum(tag->name, hp->strip_tags, '|', STEN_NOCASE))
{
/* strip tag requested by user */
if (!(tag->option & HT_SPECIAL))
{
if (open_tag)
{
hsc_msg_stripped_tag(hp, tag, "as requested");
}
hnd = NULL; /* don't call handle */
write_tag = FALSE; /* don't output tag */
}
else
{
hsc_message(hp, MSG_TAG_CANT_STRIP,
"can not strip special tag %T", tag);
}
/*
* get values for size from reference
*/
}
else if (tag->uri_size && get_vartext(tag->uri_size))
get_attr_size(hp, tag);
}
/* call handle if available */
if (hnd && !hp->fatal)
hnd_result = (*hnd) (hp, tag);
/* write whole tag out */
if (write_tag && hnd_result)
{
VOID(*tag_callback) (HSCPRC * hp, HSCTAG * tag,
STRPTR tag_name, STRPTR tag_attr, STRPTR tag_close) = NULL;
if (open_tag)
{
tag_callback = hp->CB_start_tag;
}
else
{
tag_callback = hp->CB_end_tag;
}
#if 1 /* TODO: remove conditionals, but leave below code intact */
/* enable output if necessary */
if (hp->suppress_output)
{
hp_enable_output(hp, "non-internal tag occured");
}
#endif
/* write (flush) white spaces */
hsc_output_text(hp, "", "");
if (tag_callback)
{
(*tag_callback) (hp, tag,
estr2str(hp->tag_name_str),
estr2str(hp->tag_attr_str),
estr2str(hp->tag_close_str));
}
}
/* skip LF if requested */
if (tag && (tag->option & HT_SKIPLF))
{
skip_next_lf(hp); /* TODO: really skip single lf */
}
/* if tag should check for succeeding white spaces,
* tell this hscprc now */
if (now_tag_strip_whtspc)
{
D(fprintf(stderr, " requested to check for succ.whtspc\n"));
hp->tag_next_whtspc = now_tag_strip_whtspc;
}
/* remove temporary created tag */
if (unknown_tag)
{
del_hsctag(tag);
}
#if (defined MSDOS) /* HSC_TRIGGER */
#define UNLIKELY (10*1024)
/* crash randomly */
if ((rand() % UNLIKELY) == (UNLIKELY / 2))
{
enforcerHit();
}
#endif
}
return (BOOL) (!hp->fatal);
}
