undocumented implicit rules for C++ [.cpp suffix]

[Manoj Srivastava]

Hi,

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             so that the Debian Bug Tracking system can record your
             input]

        This was reported by a debian user

        manoj

        Make has an implicit rule for .cpp files, but this is not
 documented.  Observe:
,----
| __> cd /tmp; rm -f Makefile makefile
| __> touch foo.cpp
| __> make foo.o
|  g++    -c -o foo.o foo.cpp
`----

        The following sections of the documentation need to be
        updated:

 10.2 Catalogue of Implicit Rules
 ================================
 [snip]

 target `.SUFFIXES').  The default suffix list is: `.out', `.a', `.ln',
 `.o', `.c', `.cc', `.C', `.p', `.f', `.F', `.r', `.y', `.l', `.s',
 `.S', `.mod', `.sym', `.def', `.h', `.info', `.dvi', `.tex', `.texinfo',
 `.texi', `.txinfo', `.w', `.ch' `.web', `.sh', `.elc', `.el'.  All of

 [snip]

 Compiling C++ programs
      `N.o' is made automatically from `N.cc' or `N.C' with a command of
      the form `$(CXX) -c $(CPPFLAGS) $(CXXFLAGS)'.  We encourage you to
      use the suffix `.cc' for C++ source files instead of `.C'.


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Manoj Srivastava     <address@hidden>    <http://www.golden-gryphon.com/>
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