2 * Copyright (c) 1995, the EUROPAGATE consortium (see below).
4 * The EUROPAGATE consortium members are:
6 * University College Dublin
7 * Danmarks Teknologiske Videnscenter
8 * An Chomhairle Leabharlanna
9 * Consejo Superior de Investigaciones Cientificas
11 * Permission to use, copy, modify, distribute, and sell this software and
12 * its documentation, in whole or in part, for any purpose, is hereby granted,
15 * 1. This copyright and permission notice appear in all copies of the
16 * software and its documentation. Notices of copyright or attribution
17 * which appear at the beginning of any file must remain unchanged.
19 * 2. The names of EUROPAGATE or the project partners may not be used to
20 * endorse or promote products derived from this software without specific
21 * prior written permission.
23 * 3. Users of this software (implementors and gateway operators) agree to
24 * inform the EUROPAGATE consortium of their use of the software. This
25 * information will be used to evaluate the EUROPAGATE project and the
26 * software, and to plan further developments. The consortium may use
27 * the information in later publications.
29 * 4. Users of this software agree to make their best efforts, when
30 * documenting their use of the software, to acknowledge the EUROPAGATE
31 * consortium, and the role played by the software in their work.
33 * THIS SOFTWARE IS PROVIDED "AS IS" AND WITHOUT WARRANTY OF ANY KIND,
34 * EXPRESS, IMPLIED, OR OTHERWISE, INCLUDING WITHOUT LIMITATION, ANY
35 * WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE.
36 * IN NO EVENT SHALL THE EUROPAGATE CONSORTIUM OR ITS MEMBERS BE LIABLE
37 * FOR ANY SPECIAL, INCIDENTAL, INDIRECT OR CONSEQUENTIAL DAMAGES OF
38 * ANY KIND, OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA
39 * OR PROFITS, WHETHER OR NOT ADVISED OF THE POSSIBILITY OF DAMAGE, AND
40 * ON ANY THEORY OF LIABILITY, ARISING OUT OF OR IN CONNECTION WITH THE
41 * USE OR PERFORMANCE OF THIS SOFTWARE.
44 * Revision 1.1 1995/10/20 14:02:42 adam
45 * First version of WWW gateway with embedded Tcl.
60 static void *do_create (void *args);
61 static int do_exec (WCLIENT wcl, const char *fname, char *parms, void *mydata);
63 static struct w_interp_type w_interp_t = {
69 W_Interp_Type w_interp_tcl = &w_interp_t;
72 static char *mod = "wtcl";
81 static void *do_create (void *args)
85 if (!(p = malloc (sizeof(*p))))
87 gw_log (GW_LOG_FATAL|GW_LOG_ERRNO, mod, "malloc: tcl_info");
90 if (!(p->interp = Tcl_CreateInterp ()))
92 gw_log (GW_LOG_FATAL, mod, "Cannot make Tcl_Interp");
96 if (!(p->fbuf = malloc (p->fbuf_size)))
98 gw_log (GW_LOG_FATAL|GW_LOG_ERRNO, mod, "malloc: tcl_info fbuf");
104 static int tcl_exec (WCLIENT wcl, const char *fname, char *parms,
105 struct tcl_info *p, FILE *inf, int *lineno)
107 int c, escape = 0, level = 0;
111 gw_log (GW_LOG_DEBUG, mod, "tcl_exec. line %d", *lineno);
114 if (fbuf_ptr == p->fbuf_size-1)
118 if (!(newb = malloc (p->fbuf_size += 16384)))
120 gw_log (GW_LOG_FATAL|GW_LOG_ERRNO, mod, "malloc: fbuf");
123 memcpy (newb, p->fbuf, fbuf_ptr);
130 gw_log (GW_LOG_WARN, mod, "Unexpected EOF: unbalanced braces");
135 else if (c == '{' && !escape)
140 else if (c == '}' && !escape)
152 p->fbuf[fbuf_ptr++] = c;
154 p->fbuf[fbuf_ptr] = '\0';
155 gw_log (GW_LOG_DEBUG, mod, "Tcl_Eval. %d lines", local_line);
156 r = Tcl_Eval (p->interp, p->fbuf);
159 gw_log (GW_LOG_WARN, mod, "Error in Tcl script starting on line %d",
162 (*lineno) += local_line;
166 static int do_exec (WCLIENT wcl, const char *fname, char *parms,
169 struct tcl_info *p = mydata;
172 FILE *inf = fopen (fname, "r");
174 gw_log (GW_LOG_DEBUG, mod, "Executing %s", fname);
177 gw_log (GW_LOG_WARN|GW_LOG_ERRNO, mod, "open %s", fname);
180 while ((c = getc(inf)) != EOF)
190 if (tcl_exec (wcl, fname, parms, p, inf, &lineno))