From 69d6fcbf56ed823461189f2488e5c2b2f44dca02 Mon Sep 17 00:00:00 2001
From: Morgan Deters <mdeters@gmail.com>
Date: Mon, 22 Feb 2010 06:54:19 +0000
Subject: fix bug 33 (statically link the "cvc4" binary); also main driver
 cleanup

---
 src/main/Makefile.am |  4 ++++
 src/main/main.cpp    | 12 ++++++------
 2 files changed, 10 insertions(+), 6 deletions(-)

(limited to 'src/main')

diff --git a/src/main/Makefile.am b/src/main/Makefile.am
index 04d717294..79eb8c74e 100644
--- a/src/main/Makefile.am
+++ b/src/main/Makefile.am
@@ -15,4 +15,8 @@ cvc4_LDADD = \
 	../parser/libcvc4parser.la \
 	../libcvc4.la
 
+if STATIC_BINARY
+cvc4_LINK = $(CXXLINK) -all-static
+else
 cvc4_LINK = $(CXXLINK)
+endif
diff --git a/src/main/main.cpp b/src/main/main.cpp
index e54bbb5f6..6ebe895a5 100644
--- a/src/main/main.cpp
+++ b/src/main/main.cpp
@@ -68,16 +68,16 @@ int main(int argc, char *argv[]) {
     SmtEngine smt(&exprMgr, &options);
 
     // If no file supplied we read from standard input
-    bool inputFromStdin = firstArgIndex >= argc;
+    bool inputFromStdin = firstArgIndex >= argc || !strcmp("-", argv[firstArgIndex]);
 
     // Auto-detect input language by filename extension
     if(!inputFromStdin && options.lang == Parser::LANG_AUTO) {
-      if(!strcmp(".smt", argv[firstArgIndex] + strlen(argv[firstArgIndex]) - 4)) {
+      const char* filename = argv[firstArgIndex];
+      unsigned len = strlen(filename);
+      if(len >= 4 && !strcmp(".smt", filename + len - 4)) {
         options.lang = Parser::LANG_SMTLIB;
-      } else if(!strcmp(".cvc", argv[firstArgIndex]
-          + strlen(argv[firstArgIndex]) - 4)
-          || !strcmp(".cvc4", argv[firstArgIndex] + strlen(argv[firstArgIndex])
-              - 5)) {
+      } else if(( len >= 4 && !strcmp(".cvc", filename + len - 4) )
+                || ( len >= 5 && !strcmp(".cvc4", filename + len - 5) )) {
         options.lang = Parser::LANG_CVC4;
       }
     }
-- 
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