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Code coverage testing with gcov. Documentation is in the regression test

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chapter.

Author: Michelle Caisse <Michelle.Caisse@Sun.COM>
This commit is contained in:
Peter Eisentraut
2008-09-05 12:11:18 +00:00
parent 579d9a5201
commit 11f53b1063
7 changed files with 361 additions and 15 deletions
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35
configure.in
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@ -1,5 +1,5 @@
dnl Process this file with autoconf to produce a configure script.
dnl $PostgreSQL: pgsql/configure.in,v 1.565 2008/08/29 13:02:32 petere Exp $
dnl $PostgreSQL: pgsql/configure.in,v 1.566 2008/09/05 12:11:18 petere Exp $
dnl
dnl Developers, please strive to achieve this order:
dnl
@ -203,6 +203,25 @@ PGAC_ARG_BOOL(enable, profiling, no,
[ --enable-profiling build with profiling enabled ])
AC_SUBST(enable_profiling)
#
# --enable-coverage enables generation of code coverage metrics with gcov
#
PGAC_ARG_BOOL(enable, coverage, no,
[ --enable-coverage build with coverage testing instrumentation])
AC_CHECK_PROGS(GCOV, gcov)
if test -z "$GCOV"; then
AC_MSG_ERROR([gcov not found])
fi
AC_CHECK_PROGS(LCOV, lcov)
if test -z "$LCOV"; then
AC_MSG_ERROR([lcov not found])
fi
AC_CHECK_PROGS(GENHTML, genhtml)
if test -z "$GENHTML"; then
AC_MSG_ERROR([genhtml not found])
fi
AC_SUBST(enable_coverage)
#
# DTrace
#
@ -370,13 +389,16 @@ unset CFLAGS
# CFLAGS are selected so:
# If the user specifies something in the environment, that is used.
# else: If the template file set something, that is used.
# else: If coverage was enabled, don't set anything.
# else: If the compiler is GCC, then we use -O2.
# else: If the compiler is something else, then we use -0.
# else: If the compiler is something else, then we use -O.
if test "$ac_env_CFLAGS_set" = set; then
CFLAGS=$ac_env_CFLAGS_value
elif test "${CFLAGS+set}" = set; then
: # (keep what template set)
elif test "$enable_coverage" = yes; then
: # no optimization by default
elif test "$GCC" = yes; then
CFLAGS="-O2"
else
@ -415,6 +437,15 @@ if test "$enable_debug" = yes && test "$ac_cv_prog_cc_g" = yes; then
CFLAGS="$CFLAGS -g"
fi
# enable code coverage if --enable-coverage
if test "$enable_coverage" = yes; then
if test "$GCC" = yes; then
CFLAGS="$CFLAGS -fprofile-arcs -ftest-coverage"
else
AC_MSG_ERROR([--enable-coverage is supported only when using GCC])
fi
fi
# enable profiling if --enable-profiling
if test "$enable_profiling" = yes && test "$ac_cv_prog_cc_g" = yes; then
if test "$GCC" = yes; then