diff options
Diffstat (limited to 'configure.ac')
| -rw-r--r-- | configure.ac | 162 |
1 files changed, 162 insertions, 0 deletions
diff --git a/configure.ac b/configure.ac index 201130a..a2028ad 100644 --- a/configure.ac +++ b/configure.ac @@ -1778,6 +1778,55 @@ else fi ## ---------------------------------------------------------------------- +## Check if the compiler should include symbols +## +AC_MSG_CHECKING([enable debugging symbols]) +AC_ARG_ENABLE([symbols], + [AS_HELP_STRING([--enable-symbols=(yes|no|<custom>)], + [Add debug symbols to the library (e.g.: build with -g). + This is independent of the build mode and optimization + level. The custom string allows special settings like + -ggdb, etc. to be used. + [default=yes if debug build, otherwise no] + ])], + [SYMBOLS=$enableval]) + +## Set default +if test "X-$SYMBOLS" = X- ; then + if test "X-$CONFIG_MODE" = "X-development" ; then + SYMBOLS=yes + else + SYMBOLS=no + fi +fi + +## Allow this variable to be substituted in +## other files (src/libhdf5.settings.in, etc.) +AC_SUBST([SYMBOLS]) + +case "X-$SYMBOLS" in + X-yes) + H5_CFLAGS="$H5_CFLAGS $SYMBOLS_CFLAGS" + H5_CXXFLAGS="$H5_CXXFLAGS $SYMBOLS_CXXFLAGS" + H5_FCFLAGS="$H5_FCFLAGS $SYMBOLS_FCFLAGS" + AC_MSG_RESULT([yes]) + ;; + X-no) + H5_CFLAGS="$H5_CFLAGS $NO_SYMBOLS_CFLAGS" + H5_CXXFLAGS="$H5_CXXFLAGS $NO_SYMBOLS_CXXFLAGS" + H5_FCFLAGS="$H5_FCFLAGS $NO_SYMBOLS_FCFLAGS" + AC_MSG_RESULT([no]) + ;; + *) + H5_CFLAGS="$H5_CFLAGS $SYMBOLS" + H5_CXXFLAGS="$H5_CXXFLAGS $SYMBOLS" + H5_FCFLAGS="$H5_FCFLAGS $SYMBOLS" + SYMBOLS="custom ($SYMBOLS)" + AC_MSG_RESULT([$SYMBOLS]) + ;; +esac + +## ---------------------------------------------------------------------- ## Check if developer warnings should be turned on ## These are warnings that provide suggestions like gcc's -Wsuggest-attribute. ## They do not indicate code problems. @@ -1820,6 +1869,119 @@ case "X-$DEV_WARNINGS" in esac ## ---------------------------------------------------------------------- +## Check if the compiler should use profiling flags/settings +## +AC_MSG_CHECKING([profiling]) +AC_ARG_ENABLE([profiling], + [AS_HELP_STRING([--enable-profiling=(yes|no|<custom>)], + [Enable profiling flags (e.g.: -pg). + This can be set independently from the build mode. + The custom setting can be used to pass alternative + profiling flags (e.g.: -P for using Prof with gcc). + [default=no] + ])], + [PROFILING=$enableval]) + +## Default is no profiling +if test "X-$PROFILING" = X- ; then + PROFILING=no +fi + +## Allow this variable to be substituted in +## other files (src/libhdf5.settings.in, etc.) +AC_SUBST([PROFILING]) + +case "X-$PROFILING" in + X-yes) + H5_CFLAGS="$H5_CFLAGS $PROFILE_CFLAGS" + H5_CXXFLAGS="$H5_CXXFLAGS $PROFILE_CXXFLAGS" + H5_FCFLAGS="$H5_FCFLAGS $PROFILE_FCFLAGS" + AC_MSG_RESULT([yes]) + ;; + X-no) + AC_MSG_RESULT([no]) + ;; + *) + H5_CFLAGS="$H5_CFLAGS $PROFILING" + H5_CXXFLAGS="$H5_CXXFLAGS $PROFILING" + H5_FCFLAGS="$H5_FCFLAGS $PROFILING" + PROFILING="custom ($PROFILING)" + AC_MSG_RESULT([$PROFILING]) + ;; +esac + +## ---------------------------------------------------------------------- +## Check if the compiler should use a particular optimization setting +## +AC_MSG_CHECKING([optimization level]) +AC_ARG_ENABLE([optimization], + [AS_HELP_STRING([--enable-optimization=(high|debug|none|<custom>)], + [Enable optimization flags/settings (e.g.: -O3). + This can be set independently from the build mode. + Optimizations for a given compiler can be specified + at several levels: High, with aggressive optimizations + turned on; debug, with optimizations that are + unlikely to interfere with debugging or profiling; + and none, with no optimizations at all. + See the compiler-specific config/*-flags file for more + details. + Alternatively, optimization options can + be specified directly by specifying them as a + string value. These custom optimzation flags will + completely replace all other optimization flags. + [default depends on build mode: debug=debug, + production=high, clean=none] + ])], + [OPTIMIZATION=$enableval]) + +## Set the default optimization level. This depends on the compiler mode. +if test "X-$OPTIMIZATION" = X- ; then + case "X-$CONFIG_MODE" in + X-debug) + OPTIMIZATION=debug + ;; + X-production) + OPTIMIZATION=high + ;; + X-clean) + OPTIMIZATION=none + ;; + esac +fi + +## Allow this variable to be substituted in +## other files (src/libhdf5.settings.in, etc.) +AC_SUBST([OPTIMIZATION]) + +case "X-$OPTIMIZATION" in + X-high) + H5_CFLAGS="$H5_CFLAGS $HIGH_OPT_CFLAGS" + H5_CXXFLAGS="$H5_CXXFLAGS $HIGH_OPT_CXXFLAGS" + H5_FCFLAGS="$H5_FCFLAGS $HIGH_OPT_FCFLAGS" + AC_MSG_RESULT([high]) + ;; + X-debug) + H5_CFLAGS="$H5_CFLAGS $DEBUG_OPT_CFLAGS" + H5_CXXFLAGS="$H5_CXXFLAGS $DEBUG_OPT_CXXFLAGS" + H5_FCFLAGS="$H5_FCFLAGS $DEBUG_OPT_FCFLAGS" + AC_MSG_RESULT([debug]) + ;; + X-none) + H5_CFLAGS="$H5_CFLAGS $NO_OPT_CFLAGS" + H5_CXXFLAGS="$H5_CXXFLAGS $NO_OPT_CXXFLAGS" + H5_FCFLAGS="$H5_FCFLAGS $NO_OPT_FCFLAGS" + AC_MSG_RESULT([none]) + ;; + *) + H5_CFLAGS="$H5_CFLAGS $OPTIMIZATION" + H5_CXXFLAGS="$H5_CXXFLAGS $OPTIMIZATION" + H5_FCFLAGS="$H5_FCFLAGS $OPTIMIZATION" + OPTIMIZATION="custom ($OPTIMIZATION)" + AC_MSG_RESULT([$OPTIMIZATION]) + ;; +esac + +## ---------------------------------------------------------------------- ## Turn on debugging by setting compiler flags ## This must come after the enable-production since it depends on production. ## |