title: Error in Makefile: gcc: error: filename.o :No such file or directory found
body: <p>I have the following makefile but I get error when I compile it as: No such file or directory found.
  Here is the makefile I am trying to execute:
  P.S. I am trying to execute this on Linux and windows both but same error I get on both of them.</p>
  
  <pre><code>CC = gcc
  #LFLAG = 
  CFLAGS = -Wall -g -O4 -DWMOPS=0 -D__MSDOS__
  
  # Objects
  OBJ =  coder.o agc2.o autocorr.o az_isp.o bits.o c2t64fx.o c4t64fx.o cod_main.o \
      convolve.o cor_h_x.o d2t64fx.o d4t64fx.o decim54.o dec_main.o deemph.o \
      dtx.o d_gain2.o gpclip.o g_pitch.o hp6k.o hp7k.o hp50.o hp400.o hp_wsp.o \
      int_lpc.o isfextrp.o isp_az.o isp_isf.o lagconc.o lag_wind.o levinson.o \
      lp_dec2.o math_op.o ph_disp.o pitch_f4.o pit_shrp.o pred_lt4.o preemph.o \
      p_med_ol.o qisf_ns.o qpisf_2s.o q_gain2.o q_pulse.o random.o residu.o \
      scale.o syn_filt.o updt_tar.o util.o voicefac.o wb_vad.o weight_a.o \
      basicop2.o count.o log2.o oper_32b.o homing.o \
  
  DOBJ =  decoder.o agc2.o autocorr.o az_isp.o bits.o c2t64fx.o c4t64fx.o cod_main.o \
      convolve.o cor_h_x.o d2t64fx.o d4t64fx.o decim54.o dec_main.o deemph.o \
      dtx.o d_gain2.o gpclip.o g_pitch.o hp6k.o hp7k.o hp50.o hp400.o hp_wsp.o \
      int_lpc.o isfextrp.o isp_az.o isp_isf.o lagconc.o lag_wind.o levinson.o \
      lp_dec2.o math_op.o ph_disp.o pitch_f4.o pit_shrp.o pred_lt4.o preemph.o \
      p_med_ol.o qisf_ns.o qpisf_2s.o q_gain2.o q_pulse.o random.o residu.o \
      scale.o syn_filt.o updt_tar.o util.o voicefac.o wb_vad.o weight_a.o \
      basicop2.o count.o log2.o oper_32b.o homing.o \
  
  # Implicit Rules
  .c.o:
      $(CC) $(CFLAGS)  -c  $&lt;
  
  all:    coder decoder
  
  # Explicit Rules
  coder:    $(OBJ)
      $(CC) $(CFLAGS) -o coder $(OBJ)
  decoder:  $(DOBJ)
      $(CC) $(CFLAGS) -o decoder $(DOBJ)
  
  # Individual File Dependencies
  
  basicop2.o: typedef.h basic_op.h count.h
  count.o:    typedef.h count.h
  log2.o:     log2.h typedef.h basic_op.h count.h log2_tab.h
  oper_32b.o: typedef.h basic_op.h oper_32b.h count.h
  autocorr.o: typedef.h basic_op.h oper_32b.h acelp_fx.h count.h
  az_isp.o:   typedef.h basic_op.h oper_32b.h count.h
  bits.o:     typedef.h basic_op.h cnst_fx.h bits_fx.h acelp_fx.h count.h dtx_fx.h
  c2t64fx.o:  typedef.h basic_op.h math_op.h acelp_fx.h count.h cnst_fx.h
  c4t64fx.o:  typedef.h basic_op.h math_op.h acelp_fx.h count.h cnst_fx.h q_pulse_fx.h
  cod_main.o: typedef.h basic_op.h oper_32b.h math_op.h cnst_fx.h acelp_fx.h \
      cod_main_fx.h bits_fx.h count.h
  convolve.o: typedef.h basic_op.h count.h
  cor_h_x.o:  typedef.h basic_op.h math_op.h count.h
  d2t64fx.o:  typedef.h basic_op.h count.h cnst_fx.h
  d4t64fx.o:  typedef.h basic_op.h count.h cnst_fx.h q_pulse_fx.h
  decim54.o:  typedef.h basic_op.h acelp_fx.h count.h cnst_fx.h
  dec_main.o: typedef.h basic_op.h oper_32b.h cnst_fx.h acelp_fx.h dec_main_fx.h  bits_fx.h  count.h  math_op.h 
  deemph.o:   typedef.h basic_op.h math_op.h count.h
  dtx.o:      typedef.h basic_op.h oper_32b.h math_op.h cnst_fx.h acelp_fx.h bits_fx.h dtx_fx.h count.h log2.h
  d_gain2.o:  typedef.h basic_op.h oper_32b.h math_op.h log2.h cnst_fx.h acelp_fx.h count.h 
  gpclip.o:   typedef.h basic_op.h count.h 
  g_pitch.o:  typedef.h basic_op.h math_op.h count.h 
  homing.o:   typedef.h basic_op.h cnst_fx.h bits_fx.h
  hp400.o:    typedef.h basic_op.h oper_32b.h acelp_fx.h count.h 
  hp50.o:     typedef.h basic_op.h oper_32b.h cnst_fx.h acelp_fx.h count.h 
  hp6k.o:     typedef.h basic_op.h acelp_fx.h count.h cnst_fx.h 
  hp_wsp.o:   typedef.h basic_op.h oper_32b.h acelp_fx.h count.h 
  int_lpc.o:  typedef.h basic_op.h cnst_fx.h acelp_fx.h count.h 
  isfextrp.o: typedef.h basic_op.h oper_32b.h cnst_fx.h acelp_fx.h count.h 
  isp_az.o:   typedef.h basic_op.h oper_32b.h count.h cnst_fx.h 
  isp_isf.o:  typedef.h basic_op.h count.h 
  lagconc.o:  typedef.h basic_op.h count.h cnst_fx.h acelp_fx.h 
  lag_wind.o: typedef.h basic_op.h oper_32b.h 
  levinson.o: typedef.h basic_op.h oper_32b.h acelp_fx.h count.h 
  lp_dec2.o:  typedef.h basic_op.h count.h cnst_fx.h 
  math_op.o:  typedef.h basic_op.h math_op.h count.h 
  ph_disp.o:  typedef.h basic_op.h cnst_fx.h acelp_fx.h count.h 
  pitch_f4.o: typedef.h basic_op.h math_op.h acelp_fx.h cnst_fx.h count.h 
  pit_shrp.o: typedef.h basic_op.h count.h 
  pred_lt4.o: typedef.h basic_op.h count.h 
  preemph.o:  typedef.h basic_op.h count.h 
  p_med_ol.o: typedef.h basic_op.h acelp_fx.h oper_32b.h count.h math_op.h 
  qisf_ns.o:  typedef.h basic_op.h acelp_fx.h count.h 
  qpisf_2s.o: typedef.h basic_op.h cnst_fx.h acelp_fx.h count.h 
  q_gain2.o:  typedef.h basic_op.h oper_32b.h math_op.h count.h log2.h acelp_fx.h 
  q_pulse.o:  typedef.h basic_op.h count.h q_pulse_fx.h 
  random.o:   typedef.h basic_op.h count.h 
  residu.o:   typedef.h basic_op.h count.h 
  scale.o:    typedef.h basic_op.h count.h 
  syn_filt.o: typedef.h basic_op.h math_op.h count.h cnst_fx.h 
  updt_tar.o: typedef.h basic_op.h count.h 
  util.o:     typedef.h basic_op.h count.h 
  voicefac.o: typedef.h basic_op.h math_op.h count.h 
  wb_vad.o:   cnst_fx.h wb_vad_fx.h typedef.h basic_op.h count.h math_op.h wb_vad_c_fx.h 
  weight_a.o: typedef.h basic_op.h count.h 
  agc2.o:     cnst_fx.h acelp_fx.h typedef.h basic_op.h count.h math_op.h 
  hp7k.o:     typedef.h basic_op.h cnst_fx.h acelp_fx.h count.h 
  decoder.o:  typedef.h basic_op.h acelp_fx.h cnst_fx.h main.h bits_fx.h dtx_fx.h count.h 
  coder.o:    typedef.h basic_op.h acelp_fx.h cnst_fx.h cod_main_fx.h bits_fx.h   count.h cod_main_fx.h 
  </code></pre>
  
  <p>THE Exact ERROR I am getting is this:</p>
  
  <pre><code>make -f makefile.gcc
  gcc -Wall -g -O4 -DWMOPS=0 -D__MSDOS__ -o coder coder.o agc2.o autocorr.o az_isp.o bits.o c2t64fx.o c4t64fx.o cod_main.o convolve.o cor_h_x.o d2t64fx.o d4t64fx.o decim54.o dec_main.o deemph.o dtx.o d_gain2.o gpclip.o g_pitch.o hp6k.o hp7k.o hp50.o hp400.o hp_wsp.o int_lpc.o isfextrp.o isp_az.o isp_isf.o lagconc.o lag_wind.o levinson.o lp_dec2.o math_op.o ph_disp.o pitch_f4.o pit_shrp.o pred_lt4.o preemph.o p_med_ol.o qisf_ns.o qpisf_2s.o q_gain2.o q_pulse.o random.o residu.o scale.o syn_filt.o updt_tar.o util.o voicefac.o wb_vad.o weight_a.o basicop2.o count.o log2.o oper_32b.o homing.o 
  gcc: error: coder.o: No such file or directory
  gcc: error: agc2.o: No such file or directory
  gcc: error: autocorr.o: No such file or directory
  gcc: error: az_isp.o: No such file or directory
  gcc: error: bits.o: No such file or directory
  gcc: error: c2t64fx.o: No such file or directory
  gcc: error: c4t64fx.o: No such file or directory
  gcc: error: cod_main.o: No such file or directory
  gcc: error: convolve.o: No such file or directory
  gcc: error: cor_h_x.o: No such file or directory
  gcc: error: d2t64fx.o: No such file or directory
  gcc: error: d4t64fx.o: No such file or directory
  gcc: error: decim54.o: No such file or directory
  gcc: error: dec_main.o: No such file or directory
  gcc: error: deemph.o: No such file or directory
  gcc: error: dtx.o: No such file or directory
  gcc: error: d_gain2.o: No such file or directory
  gcc: error: gpclip.o: No such file or directory
  gcc: error: g_pitch.o: No such file or directory
  gcc: error: hp6k.o: No such file or directory
  gcc: error: hp7k.o: No such file or directory
  gcc: error: hp50.o: No such file or directory
  gcc: error: hp400.o: No such file or directory
  gcc: error: hp_wsp.o: No such file or directory
  gcc: error: int_lpc.o: No such file or directory
  gcc: error: isfextrp.o: No such file or directory
  gcc: error: isp_az.o: No such file or directory
  gcc: error: isp_isf.o: No such file or directory
  gcc: error: lagconc.o: No such file or directory
  gcc: error: lag_wind.o: No such file or directory
  gcc: error: levinson.o: No such file or directory
  gcc: error: lp_dec2.o: No such file or directory
  gcc: error: ph_disp.o: No such file or directory
  gcc: error: pitch_f4.o: No such file or directory
  gcc: error: pit_shrp.o: No such file or directory
  gcc: error: pred_lt4.o: No such file or directory
  gcc: error: preemph.o: No such file or directory
  gcc: error: p_med_ol.o: No such file or directory
  gcc: error: qisf_ns.o: No such file or directory
  gcc: error: qpisf_2s.o: No such file or directory
  gcc: error: q_gain2.o: No such file or directory
  gcc: error: q_pulse.o: No such file or directory
  gcc: error: random.o: No such file or directory
  gcc: error: residu.o: No such file or directory
  gcc: error: scale.o: No such file or directory
  gcc: error: syn_filt.o: No such file or directory
  gcc: error: updt_tar.o: No such file or directory
  gcc: error: util.o: No such file or directory
  gcc: error: voicefac.o: No such file or directory
  gcc: error: wb_vad.o: No such file or directory
  gcc: error: weight_a.o: No such file or directory
  gcc: error: homing.o: No such file or directory
  make: *** [coder] Error 1
  </code></pre>