Improved error reporting in texmanager and backend_ps

svn path=/trunk/matplotlib/; revision=1572

Author: ddale

CHANGELOG

@@ -1,5 +1,7 @@
 New entries should be added at the top
 
+2005-07-29 Improved message reporting in texmanager and backend_ps - DSD
+
 2005-07-28 backend_gtk.py: update FigureCanvasGTK.draw() (needed due to the
            recent expose_event() change) so that examples/anim.py works in the 
            usual way - SC

lib/matplotlib/backends/backend_ps.py

@@ -1085,20 +1085,21 @@ def print_figure(self, outfile, dpi=72,
 
             command = "latex -interaction=nonstopmode '%s'" % texfile
             stdin, stdout, stderr = os.popen3(command)
-            verbose.report(''.join(stdout.readlines()), 'debug-annoying')
-            verbose.report(''.join(stderr.readlines()), 'helpful')
+            verbose.report(stdout.read(), 'debug-annoying')
+            verbose.report(stderr.read(), 'helpful')
             command = 'dvips -R -T %fin,%fin -o %s %s' % (pw, ph, psfile, dvifile)
             stdin, stdout, stderr = os.popen3(command)
-            verbose.report(''.join(stdout.readlines()), 'debug-annoying')
-            verbose.report(''.join(stderr.readlines()), 'helpful')
+            verbose.report(stdout.read(), 'debug-annoying')
+            verbose.report(stderr.read(), 'helpful')
             os.remove(epsfile)
             if ext.startswith('.ep'):
                 dpi = rcParams['ps.distiller.res']
-                command = 'gs -dBATCH -dNOPAUSE -dSAFER -r%d -sDEVICE=epswrite '% dpi + \
-                          '-dLanguageLevel=2 -dEPSFitPage -sOutputFile=%s %s'% (epsfile, psfile)
+                command = 'gs -dBATCH -dNOPAUSE -dSAFER -r%d \
+                    -sDEVICE=epswrite -dLanguageLevel=2 -dEPSFitPage \
+                    -sOutputFile=%s %s'% (dpi, epsfile, psfile)
                 stdin, stdout, stderr = os.popen3(command)
-                verbose.report(''.join(stdout.readlines()), 'debug-annoying')
-                verbose.report(''.join(stderr.readlines()), 'helpful')
+                verbose.report(stdout.read(), 'debug-annoying')
+                verbose.report(stderr.read(), 'helpful')
                 shutil.move(epsfile, outfile)
             else: shutil.move(psfile, outfile)
 
@@ -1114,8 +1115,8 @@ def print_figure(self, outfile, dpi=72,
             else:
                 command = 'ps2ps -dSAFER -r%d %s %s'% (dpi, outfile, tmpfile)
             stdin, stdout, stderr = os.popen3(command)
-            verbose.report(''.join(stdout.readlines()), 'debug-annoying')
-            verbose.report(''.join(stderr.readlines()), 'helpful')
+            verbose.report(stdout.read(), 'debug-annoying')
+            verbose.report(stderr.read(), 'helpful')
             shutil.move(tmpfile, outfile)
 
 class FigureManagerPS(FigureManagerBase):

lib/matplotlib/texmanager.py

@@ -113,8 +113,8 @@ def make_dvi(self, tex, force=0):
         if force or not os.path.exists(dvifile):
             command = self.get_tex_command(tex, fname)
             stdin, stdout, stderr = os.popen3(command)
-            verbose.report(''.join(stdout.readlines()), 'debug-annoying')
-            err = ''.join(stderr.readlines())
+            verbose.report(stdout.read(), 'debug-annoying')
+            err = stderr.read()
             if err: verbose.report(err, 'helpful')
 
         # tex will put it's output in the current dir if possible, and
@@ -144,8 +144,8 @@ def make_png(self, tex, dpi, force=0):
         # see get_rgba for a discussion of the background
         if force or not os.path.exists(pngfile):
             stdin, stdout, stderr = os.popen3(command)
-            verbose.report(''.join(stdout.readlines()), 'debug-annoying')
-            err = ''.join(stderr.readlines())
+            verbose.report(stdout.read(), 'debug-annoying')
+            err = stderr.read()
             if err: verbose.report(err, 'helpful')
         return pngfile
 
@@ -159,8 +159,8 @@ def make_ps(self, tex, dpi, force=0):
         if not os.path.exists(psfile):
             command = 'dvips -q -E -D %d -o "%s" "%s"'% (dpi, psfile, dvifile)
             stdin, stdout, stderr = os.popen3(command)
-            verbose.report(''.join(stdout.readlines()), 'debug-annoying')
-            err = ''.join(stderr.readlines())
+            verbose.report(stdout.read(), 'debug-annoying')
+            err = stderr.read()
             if err: verbose.report(err, 'helpful')
 
         return psfile