From 3faecf9a00512dcbc8712c4bca9adae72fb64410 Mon Sep 17 00:00:00 2001
From: Kenneth Heafield <github@kheafield.com>
Date: Sat, 12 May 2012 14:01:52 -0400
Subject: Give in and copy bjam into cdec source code

---
 jam-files/engine/mkjambase.c | 123 +++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 123 insertions(+)
 create mode 100644 jam-files/engine/mkjambase.c

(limited to 'jam-files/engine/mkjambase.c')

diff --git a/jam-files/engine/mkjambase.c b/jam-files/engine/mkjambase.c
new file mode 100644
index 00000000..cdf59982
--- /dev/null
+++ b/jam-files/engine/mkjambase.c
@@ -0,0 +1,123 @@
+/*
+ * Copyright 1993, 1995 Christopher Seiwald.
+ *
+ * This file is part of Jam - see jam.c for Copyright information.
+ */
+
+/*  This file is ALSO:
+ *  Copyright 2001-2004 David Abrahams.
+ *  Distributed under the Boost Software License, Version 1.0.
+ *  (See accompanying file LICENSE_1_0.txt or http://www.boost.org/LICENSE_1_0.txt)
+ */
+
+/*
+ * mkjambase.c - turn Jambase into a big C structure
+ *
+ * Usage: mkjambase jambase.c Jambase ...
+ *
+ * Results look like this:
+ *
+ *   char *jambase[] = {
+ *   "...\n",
+ *   ...
+ *   0 };
+ *
+ * Handles \'s and "'s specially; knows to delete blank and comment lines.
+ *
+ */
+
+#include <stdio.h>
+#include <string.h>
+
+
+int main( int argc, char * * argv, char * * envp )
+{
+    char buf[ 1024 ];
+    FILE * fin;
+    FILE * fout;
+    char * p;
+    int doDotC = 0;
+
+    if ( argc < 3 )
+    {
+        fprintf( stderr, "usage: %s jambase.c Jambase ...\n", argv[ 0 ] );
+        return -1;
+    }
+
+    if ( !( fout = fopen( argv[1], "w" ) ) )
+    {
+        perror( argv[ 1 ] );
+        return -1;
+    }
+
+    /* If the file ends in .c generate a C source file. */
+    if ( ( p = strrchr( argv[1], '.' ) ) && !strcmp( p, ".c" ) )
+        doDotC++;
+
+    /* Now process the files. */
+
+    argc -= 2;
+    argv += 2;
+
+    if ( doDotC )
+    {
+        fprintf( fout, "/* Generated by mkjambase from Jambase */\n" );
+        fprintf( fout, "char *jambase[] = {\n" );
+    }
+
+    for ( ; argc--; ++argv )
+    {
+        if ( !( fin = fopen( *argv, "r" ) ) )
+        {
+            perror( *argv );
+            return -1;
+        }
+
+        if ( doDotC )
+            fprintf( fout, "/* %s */\n", *argv );
+        else
+            fprintf( fout, "### %s ###\n", *argv );
+
+        while ( fgets( buf, sizeof( buf ), fin ) )
+        {
+            if ( doDotC )
+            {
+                char * p = buf;
+
+                /* Strip leading whitespace. */
+                while ( ( *p == ' ' ) || ( *p == '\t' ) || ( *p == '\n' ) )
+                    ++p;
+
+                /* Drop comments and empty lines. */
+                if ( ( *p == '#' ) || !*p )
+                    continue;
+
+                /* Copy. */
+                putc( '"', fout );
+                for ( ; *p && ( *p != '\n' ); ++p )
+                    switch ( *p )
+                    {
+                        case '\\': putc( '\\', fout ); putc( '\\', fout ); break;
+                        case '"' : putc( '\\', fout ); putc( '"' , fout ); break;
+                        case '\r': break;
+                        default: putc( *p, fout ); break;
+                    }
+
+                fprintf( fout, "\\n\",\n" );
+            }
+            else
+            {
+                fprintf( fout, "%s", buf );
+            }
+        }
+
+        fclose( fin );
+    }
+
+    if ( doDotC )
+        fprintf( fout, "0 };\n" );
+
+    fclose( fout );
+
+    return 0;
+}
-- 
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