language implemented.
--- /dev/null
+# Subset of bib-1 attributes map to CCL qualifiers
+# $Id: default.bib,v 1.1 1995/02/16 13:20:59 adam Exp $
+#
+term s=pw t=l,r
+au u=1 s=pw
+ti u=4 s=pw
+isbn u=7
+issn u=8
+cc u=20
+su u=21 s=pw
+date u=30 r=o
+dp u=31 r=o
+da u=32 r=o
+la u=54 s=pw
+ab u=62 s=pw
+note u=63 s=pw
+af u=1006 s=pw
# Email gateway - general kernel resources
-# $Id: default.res,v 1.1 1995/02/15 17:45:29 adam Exp $
+# $Id: default.res,v 1.2 1995/02/16 13:20:59 adam Exp $
#
-gw.msg.greeting: Europagate email-Z39.50 gateway
-gw.err.nullbody: Empty body
+# Important directories, programs, etc.
gw.reply.mta: /usr/bin/smail
gw.reply.tmp.prefix: gwr
gw.reply.tmp.dir: /tmp
+gw.path: /home/adam/egate/kernel
+
+# Target definitions
+gw.portno: 2000
+gw.hostname: localhost
+gw.bibset: default.bib
+gw.target.loc: loc.res
+
+# Language definitions
+gw.lang.dk: lang.dk.res
+
+# Messages
+gw.msg.subject: Your gateway query
+gw.msg.greeting: Europagate email-Z39.50 gateway
+gw.err.nullbody: Empty body
ccl.command.find: find f
ccl.command.show: show s
ccl.command.base: base b
* Europagate, 1995
*
* $Log: kernel.h,v $
- * Revision 1.1 1995/02/15 17:45:29 adam
+ * Revision 1.2 1995/02/16 13:20:59 adam
+ * Organization of resource files for targets and conversion
+ * language implemented.
+ *
+ * Revision 1.1 1995/02/15 17:45:29 adam
* First version of email gateway kernel. Email requests are read
* from stdin. The output is transferred to an MTA if 'From' is
* found in the header - or stdout if absent. No Z39.50 client is used.
extern CCL_bibset bibset;
extern GwRes kernel_res;
+extern const char *default_res;
+extern const char *target;
+extern const char *lang;
+
extern FILE *reply_fd;
+
+void read_kernel_res (void);
--- /dev/null
+# Email gateway - resources for danish conversation
+# $Id: lang.dk.res,v 1.1 1995/02/16 13:21:00 adam Exp $
+#
+# Beskeder
+gw.msg.subject: Din forespørgsel
+gw.msg.greeting: Europagate email-Z39.50 gateway, dansk udgave.
+
+# Fejlmeddelelser
+gw.err.nullbody: Ingen email-krop. Ingen forespørgsel foretaget.
+gw.err.unimplemented: Kommandoen er endnu ikke implementeret
+gw.err.unknown.command: Ukendt kommando
+gw.err.term.expected: Søgeord forventet
+gw.err.rp.expected: ')' forventet
+gw.err.setname.expected: Navn på søgesæt forventet
+gw.err.op.expected: Operator forventet
+gw.err.bad.rp: Ubalanceret ')'
+gw.err.unknown.qual: Ukendt kvalifikator
+gw.err.double.qual: Kvalifikator(er) angivet to gange
+gw.err.eq.qual: '=' forventet
+gw.err.bad.relation: Fejl i relation
+gw.err.trunc.not.left: Venstretrunkering er ikke tilladt
+gw.err.trunc.not.both: Højre- og venstretrunkering ikke tilladt
+gw.err.trunc.not.right: Højretrunkering er ikke tilladt
+
+# Navne på kommandoer og operatorer
+ccl.command.find: find f
+ccl.command.show: vis
+ccl.command.base: base
+ccl.command.help: help hjælp h
+ccl.command.info: info i
+ccl.command.continue: fortsæt fort
+ccl.command.status: status
+ccl.command.cancel: afbryd
+ccl.token.and: og
+ccl.token.or: eller
+ccl.token.not: ikke
+ccl.token.set: s
+
--- /dev/null
+# Subset of bib-1 attributes map to CCL qualifiers for a target
+# $Id: loc.bib,v 1.1 1995/02/16 13:21:00 adam Exp $
+#
+term s=pw t=l,r
+au u=1 s=pw
+ti u=4 s=pw
--- /dev/null
+# Email gateway - resource for a specific target
+# $Id: loc.res,v 1.1 1995/02/16 13:21:00 adam Exp $
+# See p. 40-43 in Europagate, Background Study, Part II
+gw.portno: 210
+gw.hostname: IBM2.LOC.gov
+gw.description: LC Z39.50 Test Server Information, Library of Congress
+gw.bibset: loc.bib
+gw.bases: BOOKS NAMES
+
* Europagate, 1995
*
* $Log: main.c,v $
- * Revision 1.1 1995/02/15 17:45:29 adam
+ * Revision 1.2 1995/02/16 13:21:00 adam
+ * Organization of resource files for targets and conversion
+ * language implemented.
+ *
+ * Revision 1.1 1995/02/15 17:45:29 adam
* First version of email gateway kernel. Email requests are read
* from stdin. The output is transferred to an MTA if 'From' is
* found in the header - or stdout if absent. No Z39.50 client is used.
#include "kernel.h"
-GwRes kernel_res;
-CCL_bibset bibset;
+GwRes kernel_res = NULL;
+const char *default_res = "default.res";
+const char *target = NULL;
+const char *lang = NULL;
+CCL_bibset bibset = NULL;
+
FILE *reply_fd = stdout;
int main (int argc, char **argv)
{
- char *bib_fname;
- FILE *bib_inf;
-
gw_log_init (*argv);
kernel_res = gw_res_init ();
- bibset = ccl_qual_mk ();
while (--argc > 0)
{
if (**++argv == '-')
{
switch (argv[0][1])
{
- case 'b':
+ case 'd':
+ gw_log_level (GW_LOG_ALL);
+ break;
+ case 't':
if (argv[0][2])
- bib_fname = argv[0]+2;
+ target = argv[0]+2;
else if (argc > 0)
{
--argc;
- bib_fname = *++argv;
+ target= *++argv;
}
else
{
- gw_log (GW_LOG_FATAL, "main", "missing bib filename");
+ gw_log (GW_LOG_FATAL, "main", "missing target name");
exit (1);
}
- bib_inf = fopen (bib_fname, "r");
- if (!bib_inf)
+ break;
+ case 'l':
+ if (argv[0][2])
+ lang = argv[0]+2;
+ else if (argc > 0)
{
- gw_log (GW_LOG_FATAL, "main", "cannot open %s", bib_fname);
+ --argc;
+ lang = *++argv;
+ }
+ else
+ {
+ gw_log (GW_LOG_FATAL, "main", "missing language name");
exit (1);
}
- ccl_qual_file (bibset, bib_inf);
- fclose (bib_inf);
break;
default:
gw_log (GW_LOG_FATAL, "main", "unknown option %s", *argv);
}
}
else
- {
- int r;
- r = gw_res_merge (kernel_res, *argv);
- if (r)
- {
- gw_log (GW_LOG_FATAL, "main", "failed to read resource "
- "file %s", *argv);
- exit (1);
- }
- }
+ default_res = *argv;
}
+ read_kernel_res ();
urp (stdin);
return 0;
}
+
+void read_kernel_res (void)
+{
+ char path_prefix[128];
+ char fname[160];
+ const char *v;
+ char resource_name[256];
+
+ bibset = ccl_qual_mk ();
+
+ gw_log (GW_LOG_DEBUG, "main", "reading kernel resource, default %s",
+ default_res);
+ if (target)
+ gw_log (GW_LOG_DEBUG, "main", "reading kernel resource, target %s",
+ target);
+ if (lang)
+ gw_log (GW_LOG_DEBUG, "main", "reading kernel resource, lang %s",
+ lang);
+ if (kernel_res)
+ gw_res_close (kernel_res);
+ kernel_res = gw_res_init ();
+ if (gw_res_merge (kernel_res, default_res))
+ {
+ gw_log (GW_LOG_WARN, "main", "Couldn't read resource file %s",
+ default_res);
+ return;
+ }
+ strcpy (path_prefix, gw_res_get (kernel_res, "gw.path", "."));
+
+ if (target)
+ {
+ sprintf (resource_name, "gw.target.%s", target);
+ v = gw_res_get (kernel_res, resource_name, NULL);
+ if (v)
+ {
+ sprintf (fname, "%s/%s", path_prefix, v);
+ gw_res_merge (kernel_res, fname);
+ }
+ }
+ if (lang)
+ {
+ sprintf (resource_name, "gw.lang.%s", lang);
+ v = gw_res_get (kernel_res, resource_name, NULL);
+ if (v)
+ {
+ sprintf (fname, "%s/%s", path_prefix, v);
+ gw_res_merge (kernel_res, fname);
+ }
+ }
+ v = gw_res_get (kernel_res, "gw.bibset", NULL);
+ if (v)
+ {
+ FILE *bib_inf;
+
+ sprintf (fname, "%s/%s", path_prefix, v);
+ bib_inf = fopen (fname, "r");
+ if (!bib_inf)
+ gw_log (GW_LOG_WARN, "main", "cannot open %s", fname);
+ else
+ {
+ gw_log (GW_LOG_DEBUG, "main", "reading bib file %s", fname);
+ ccl_qual_file (bibset, bib_inf);
+ fclose (bib_inf);
+ }
+ }
+}
* Europagate, 1995
*
* $Log: urp.c,v $
- * Revision 1.1 1995/02/15 17:45:30 adam
+ * Revision 1.2 1995/02/16 13:21:00 adam
+ * Organization of resource files for targets and conversion
+ * language implemented.
+ *
+ * Revision 1.1 1995/02/15 17:45:30 adam
* First version of email gateway kernel. Email requests are read
* from stdin. The output is transferred to an MTA if 'From' is
* found in the header - or stdout if absent. No Z39.50 client is used.
{ "continue", "continue" },
{ "status", "status" },
{ "cancel", "cancel" },
+{ "target", "target" },
{ NULL, NULL }
};
return 0;
}
+static struct error_no_struct {
+ int no;
+ char *resource_name;
+} error_ccl_tab[] = {
+{ CCL_ERR_OK, "ok"},
+{ CCL_ERR_TERM_EXPECTED, "term.expected" },
+{ CCL_ERR_RP_EXPECTED, "rp.expected" },
+{ CCL_ERR_SETNAME_EXPECTED, "setname.expected" },
+{ CCL_ERR_OP_EXPECTED, "op.expected" },
+{ CCL_ERR_BAD_RP, "bad.rp" },
+{ CCL_ERR_UNKNOWN_QUAL, "unknown.qual" },
+{ CCL_ERR_DOUBLE_QUAL, "double.qual" },
+{ CCL_ERR_EQ_EXPECTED, "eq.expected" },
+{ CCL_ERR_BAD_RELATION, "bad.relation" },
+{ CCL_ERR_TRUNC_NOT_LEFT, "trunc.not.left" },
+{ CCL_ERR_TRUNC_NOT_BOTH, "trunc.not.both" },
+{ CCL_ERR_TRUNC_NOT_RIGHT, "trunc.not.right" },
+{ 0, NULL }
+};
+
+static char *error_no_search (struct error_no_struct *tab, int no)
+{
+ struct error_no_struct *p = tab;
+ while (p->resource_name)
+ {
+ if (no == p->no)
+ return p->resource_name;
+ p++;
+ }
+ return NULL;
+}
+
static int email_header (FILE *inf, char *from_str)
{
*from_str = '\0';
rpn = ccl_find (bibset, list, &error, &pos);
if (!rpn)
{
- fprintf (reply_fd, " %*s^ - ", pos - line_buf, " ");
- fprintf (reply_fd, "%s\n", ccl_err_msg (error));
+ const char *v = NULL, *n;
+ char name[128];
+
+ fprintf (reply_fd, " %*s^ - ", pos - line_buf, " ");
+
+ n = error_no_search (error_ccl_tab, error);
+ if (n)
+ {
+ sprintf (name, "gw.err.%s", n);
+ v = gw_res_get (kernel_res, name, NULL);
+ }
+ if (!v)
+ v = ccl_err_msg (error);
+ fprintf (reply_fd, "%s\n", v);
return -1;
}
ccl_pr_tree (rpn, reply_fd);
struct ccl_token *cmd = ccl_tokenize (str);
int no;
- ccl_token_and = gw_res_get (kernel_res, "ccl.token.and", "and");
- ccl_token_or = gw_res_get (kernel_res, "ccl.token.or", "or");
- ccl_token_not = gw_res_get (kernel_res, "ccl.token.not", "not");
- ccl_token_set = gw_res_get (kernel_res, "ccl.token.set", "set");
-
fprintf (reply_fd, "> %s", str);
- if (cmd->kind == CCL_TOK_TERM &&
+ if (cmd->kind != CCL_TOK_EOL &&
(no = command_search (command_tab, cmd, "ccl.command.")))
{
switch (no)
case 1:
return exec_find (cmd->next);
break;
- case 2:
- fprintf (reply_fd, " show found\n");
- break;
default:
- fprintf (reply_fd, " unimplemented command\n");
+ fprintf (reply_fd, " %s\n",
+ gw_res_get (kernel_res, "gw.err.unimplemented",
+ "Not implemented yet"));
}
}
else
- fprintf (reply_fd, " ^ unknown command\n");
+ {
+ fprintf (reply_fd, " ^ %s\n",
+ gw_res_get (kernel_res, "gw.err.unknown.command",
+ "unknown command"));
+ }
return 0;
}
return -1;
}
}
+ else
+ gw_log (GW_LOG_WARN, "urp", "No From in email header");
fprintf (reply_fd, "%s\n", gw_res_get (kernel_res, "gw.msg.greeting",
"Email->Z39.50 gateway"));
while (fgets (line_buf, LINE_MAX, inf))
{
if (line_buf[0] == '\n')
break;
+ ccl_token_and = gw_res_get (kernel_res, "ccl.token.and", "and");
+ ccl_token_or = gw_res_get (kernel_res, "ccl.token.or", "or");
+ ccl_token_not = gw_res_get (kernel_res, "ccl.token.not", "not");
+ ccl_token_set = gw_res_get (kernel_res, "ccl.token.set", "set");
if (isalpha (line_buf[0]))
exec_command (line_buf);
command_no++;
projects / egate.git / commitdiff