Merge pull request #2708 from jfbu/jfbu_fixtabularcolspecs

Fix #2707: (latex) the column width is badly computed for tabular

CHANGES

@@ -12,6 +12,7 @@ Incompatible changes
 * LaTeX package newfloat (which was shipped with Sphinx since 1.3.4) is no
   longer a dependency of sphinx.sty (ref #2660)
 
+
 Features added
 --------------
 
@@ -33,10 +34,14 @@ Features added
 * public names for latex environments and parameters used by note, warning,
   and other admonition types, allowing full customizability from the
   ``'preamble'`` key (ref: feature request #2674, #2685)
+* latex better computes column widths of some tables (as a result, there will
+  be slight changes as tables now correctly fill the line with; ref: #2708)
 
 Bugs fixed
 ----------
 
+* #2707: (latex) the column width is badly computed for tabular
+
 Documentation
 -------------
 

sphinx/writers/latex.py

@@ -1052,9 +1052,9 @@ class LaTeXTranslator(nodes.NodeVisitor):
             self.body.append(self.table.colspec)
         else:
             if self.table.has_problematic:
-                colwidth = 0.95 / self.table.colcount
-                colspec = ('p{%.3f\\linewidth}|' % colwidth) * \
-                    self.table.colcount
+                colspec = ('*{%d}{p{\\dimexpr(\\linewidth-\\arrayrulewidth)/%d'
+                           '-2\\tabcolsep-\\arrayrulewidth\\relax}|}' %
+                           (self.table.colcount, self.table.colcount))
                 self.body.append('{|' + colspec + '}\n')
             elif self.table.longtable:
                 self.body.append('{|' + ('l|' * self.table.colcount) + '}\n')