From 5df79c53745fde5d6c3340a2979b1429cd5892c1 Mon Sep 17 00:00:00 2001
From: Henrik Rydberg <rydberg@euromail.se>
Date: Sat, 8 Oct 2011 20:30:28 +0200
Subject: Initial import of htcd system 1.0

Signed-off-by: Henrik Rydberg <rydberg@euromail.se>
---
 src/sh/htc.cc | 92 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 92 insertions(+)
 create mode 100644 src/sh/htc.cc

(limited to 'src/sh/htc.cc')

diff --git a/src/sh/htc.cc b/src/sh/htc.cc
new file mode 100644
index 0000000..9a87f2c
--- /dev/null
+++ b/src/sh/htc.cc
@@ -0,0 +1,92 @@
+/*************************************************************************
+ *
+ * HTCd - Copyright (C) 1998-2006 Henrik Rydberg
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+ */
+
+#include <sh/htc.h>
+#include <hdb/buffer.h>
+#include <mt/lock.h>
+
+const mstring RCPATH=htchome()+sref("/htc/htc.rc");
+const mstring left="{",right="}";
+static fp_stream mout(stdout),merr(stderr);
+
+static int unbalanced(const sref& in)
+{
+  static const charset tag("{[(");
+  if(in.empty()) return 1;
+  sref s=in.right_first_of(tag);
+  while(s.nempty()) {
+    int p=-1;
+    switch(*s) {
+    case '{': p=s.skip(cset_braces); break;
+    case '[': p=s.skip(cset_indices); break;
+    case '(': p=s.skip(cset_para); break;
+    }
+    if(p<0) return 1;
+    s=s.adv(p).right_first_of(tag);
+  }
+  return 0;
+}
+
+main(int argc,char* argv[]) try
+{
+  NODELOCK(USERMAP);
+  HTC htc(ms_empty);
+  htc_user user(htc.toks);
+  htc_req req(htc,user.toks); req.uri=Cwd();
+  Env env(htc.ops,req,XSYSTEM);
+  if(argc>1) {
+    for(int i=2;i<argc;i++) env.xpush(left+sref(argv[i])+right);
+    mstring buffer; LoadBuffer(buffer,argv[1]);
+    if(*buffer=='#') buffer.erase(0,buffer.find('\n')+1);
+    env.eval(mout,buffer,1);
+  }
+  else {
+    mstring buffer,line;
+    if(buffer.load(RCPATH.c_str())>=0) {
+      Env e(env,user.toks,RCPATH);
+      mstream m;
+      e.parse(m,buffer);
+    }
+    while(!feof(stdin)) {
+      merr<<"htc>";
+      buffer.clear();
+      while(!feof(stdin)&&unbalanced(buffer)) {
+        getline(line,stdin);
+        buffer.append(line);
+        buffer+='\n';
+      }
+      try {
+        env.parse(mout,buffer);
+        mout<<"\n";
+      }
+      catch(const merror_t& e) {
+        merr<<e.desc<<"\n";
+      }
+    }
+  }
+  return 0;
+}
+catch(const merror_t& e) {
+  merr<<"ERROR: ["<<e.desc<<"]\n";
+  return -1;
+}
+catch(...) {
+  merr<<"ERROR: [FATAL]\n";
+  return -1;
+}
-- 
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