Figured out a format I like, we'll see what happens.

5 files changed, 91 insertions, 26 deletions

diff --git a/congo b/congo
index 336a196..ddf7e7b 100644
--- a/congo
+++ b/congo
@@ -1,16 +1,16 @@
 
-target( all )
-{
-        build( congo );
-        build( congod );
-}
+default action: create congo, congod
 
-target( congo )
-{
-        type = executable;
-        linker = c++;
-        
-        uses( src/congo );
-        uses( src/congod );
-}
+create file congod from files in src/congod using rule exe
+create file congo from files in src/congo using rule exe
 
+congod requires libcongo.a
+congo requires libcongo.a
+
+set CXXFLAGS += "-Ilibbu++/src"
+set LDFLAGS += "-Llibbu++ -lbu++"
+
+for congo set LDFLAGS += "-lreadline"
+
+rule exe matches all /(.*)\.o/ perform command "g++ {matches} {LDFLAGS} -o {target}"
+rule cpp matches one /(.*)\.cpp/ produces {1}.o perform command "g++ {CXXFLAGS} -o {target} {match}"
diff --git a/regexptest.cpp b/regexptest.cpp
new file mode 100644
index 0000000..01597be
--- /dev/null
+++ b/regexptest.cpp
@@ -0,0 +1,47 @@
+#include <stdio.h>
+#include <regex.h>
+#include <string>
+
+int test( const char *str, const char *sRegExp )
+{
+        printf("Compiling: %s\n", sRegExp );
+        regex_t r;
+        if( regcomp( &r, sRegExp, REG_EXTENDED|REG_NEWLINE ) )
+        {
+                printf("Error compiling regular expression.\n");
+                return 0;
+        }
+
+        printf("Compiled, %d sub expressions.\n", r.re_nsub );
+
+        int nMatch = r.re_nsub+1;
+        regmatch_t *match = new regmatch_t[nMatch];
+        if( regexec( &r, str, nMatch, match, 0 ) )
+        {
+                printf("Regular expression did not match.\n");
+                return 0;
+        }
+
+        printf("Match!\nSubstrings:\n");
+        for( int j = 0; j < nMatch; j++ )
+        {
+                printf("   %d: (%d-%d) %s\n",
+                        j,
+                        match[j].rm_so, match[j].rm_eo,
+                        std::string(str+match[j].rm_so, match[j].rm_eo-match[j].rm_so ).c_str()
+                        );
+        }
+
+        delete[] match;
+        regfree( &r );
+}
+
+int main( int argc, char *argv[] )
+{
+        printf("Regular expression test:\n\n");
+
+        test( argv[1], argv[2] );
+
+        return 0;
+}
+
diff --git a/src/build.l b/src/build.l
new file mode 100644
index 0000000..6daaa94
--- /dev/null
+++ b/src/build.l
@@ -0,0 +1,31 @@
+        int lineNum = 1;
+%%
+
+[,:=]                                                           return yytext[0];
+"+="                                                            return TOK_ADDSET;
+
+"default"                                                       return TOK_DEFAULT;
+"action"                                                        return TOK_ACTION;
+"create"                                                        return TOK_CREATE;
+"file"                                                          return TOK_FILE;
+"from"                                                          return TOK_FROM;
+"files"                                                         return TOK_FILES;
+"in"                                                            return TOK_IN;
+"using"                                                         return TOK_USING;
+"rule"                                                          return TOK_RULE;
+"requires"                                                      return TOK_REQUIRES;
+"for"                                                           return TOK_FOR;
+"set"                                                           return TOK_SET;
+"matches"                                                       return TOK_MATCHES;
+"all"                                                           return TOK_ALL;
+"one"                                                           return TOK_ONE;
+"perform"                                                       return TOK_PERFORM;
+"produces"                                                      return TOK_PRODUCES;
+"command"                                                       return TOK_COMMAND;
+
+\n+                                                                     return TOX_EOL;
+[ \t\r]*
+
+\/\/.*
+"#".*
+
diff --git a/src/build.y b/src/build.y
new file mode 100644
index 0000000..e69de29
--- /dev/null
+++ b/src/build.y
diff --git a/src/lexer.flex b/src/lexer.flex
deleted file mode 100644
index 508a50c..0000000
--- a/src/lexer.flex
+++ /dev/null
@@ -1,13 +0,0 @@
-        int lineNum = 1;
-%%
-
-"="|"("|")"|"{"|"}"|";"|","                     return yytext[0];
-"=="                                                            return TOK_COMPARE;
-"target"                                                        return TOK_TARGET;
-
-\n                                                                      ++lineNum;
-[ \t\r]*
-
-\/\/.*
-"#".*
-