OS/2 port - support building dmake with klibc. By Yuri Dario.

imacs.c

@@ -68,7 +68,7 @@ Create_macro_vars()
    else
 #if (_MPW)
    	  DirSepStr = ":";
-#elif defined( __EMX__)
+#elif defined( __EMX__BACKSLASH)
    /* Use '\' for OS/2 port. */
    	  DirSepStr = "\\";
 #else

make.cmd

@@ -1,17 +1,5 @@
 echo off
 
-REM * This script is deprecated for OS/2 libc 06x building! Use the configure
-REM * mechanism. Run the following commands your OS/2 shell:
-REM * 
-REM * set CFLAGS=-g -Zomf -O3 -march=pentium -mcpu=pentium4
-REM * set CXXFLAGS=-g -Zomf -O3 -march=pentium -mcpu=pentium4
-REM * set LDFLAGS=-s -Zsym -Zmap -Zhigh-mem -Zomf -Zexe -Zargs-wild -Zargs-resp
-REM * set LN_CP_F=cp.exe
-REM * set RANLIb=echo
-REM * set AR=emxomfar -p128
-REM * sh -c "./configure --enable-spawn"
-REM * make.exe
-
 cls
 rem  *** This is the make command file that is used under OS/2 to make the
 rem  *** first version of dmake.  It isn't pretty but it does work, assuming
@@ -20,6 +8,7 @@ rem
 
 if %0%1 == %0 goto error
 
+if %1 == os2-gcc     goto mkgcc
 if %1 == os2-ibm     goto mkibm
 if %1 == os2-ibm3     goto mkibm3
 if %1 == winnt-bcc40 goto mkwntb40
@@ -32,14 +21,30 @@ rem label the possible DOS variations for dmake here.
 :error
 echo OS/2 INDEX:  You must specify one of:
 echo ------------------
-echo    os2-ibm      - IBM OS/2 ICC compile.
-echo    os2-ibm3      - IBM OS/2 ICC3 compile.
+echo    os2-gcc      - gcc&klibc compile (this is the only supported configuration).
+echo    os2-ibm      - IBM OS/2 ICC compile (deprecated).
+echo    os2-ibm3      - IBM OS/2 ICC3 compile (deprecated).
 echo    winnt-bcc40  - Windows-NT Borland C++ 4.0 Compile
 echo    winnt-bcc45  - Windows-NT Borland C++ 4.5 Compile
 echo    winnt-bcc50  - Windows-NT Borland C++ 5.0 Compile
 echo    winnt-vpp40  - Windows-NT Microsoft VC++ 4.0 Compile
 goto end
 
+rem This is the script that builds OS/2 dmake using gcc & klibc
+
+:mkgcc
+set CONFIG_SHELL=sh
+set CFLAGS=-g -O3 -march=pentium4
+set CXXFLAGS=-g -O3 -march=pentium4
+set LDFLAGS=-s -Zomf -Zhigh-mem -Zargs-wild -Zargs-resp
+set LN_CP_F=cp.exe
+set RANLIB=echo
+set AR=emxomfar -p128
+sh -c "./configure --enable-spawn"
+make.exe
+
+goto end
+
 rem This is the script that bilds OS/2 dmake using IBM ICC Compiler
 :mkibm
 os2\ibm\icc\mk.cmd

sysintf.c

@@ -597,7 +597,7 @@ Get_current_dir()
    if( !getcwd(buf, sizeof(buf)) )
       Fatal("Internal Error: Error when calling getcwd()!");
 
-#ifdef __EMX__
+#ifdef __EMX__BACKSLASH
    char *slash;
    slash = buf;
    while( (slash=strchr(slash,'/')) )