[6328] | 1 | #AX_FC_VERSION_OUTPUT([FLAG = $ac_cv_prog_fc_version]) |
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| 2 | # ------------------------------------------------- |
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| 3 | # Link a trivial Fortran program, compiling with a version output FLAG |
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| 4 | # (which default value, $ac_cv_prog_fc_version, is computed by |
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| 5 | # AX_FC_VERSION), and return the output in $ac_fc_version_output. |
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| 6 | AC_DEFUN([AX_FC_VERSION_OUTPUT], |
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| 7 | [AC_REQUIRE([AC_PROG_FC])dnl |
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| 8 | AC_LANG_PUSH(Fortran)dnl |
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| 9 | |
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| 10 | AC_LANG_CONFTEST([AC_LANG_PROGRAM([])]) |
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| 11 | |
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| 12 | # Compile and link our simple test program by passing a flag (argument |
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| 13 | # 1 to this macro) to the Fortran 90 compiler in order to get "version" output |
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| 14 | ac_save_FCFLAGS=$FCFLAGS |
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| 15 | FCFLAGS="$FCFLAGS m4_default([$1], [$ac_cv_prog_fc_version])" |
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| 16 | (eval echo $as_me:__oline__: \"$ac_link\") >&AS_MESSAGE_LOG_FD |
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| 17 | ac_fc_version_output=`eval $ac_link AS_MESSAGE_LOG_FD>&1 2>&1 | grep -v 'Driving:'` |
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| 18 | echo "$ac_fc_version_output" >&AS_MESSAGE_LOG_FD |
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| 19 | FCFLAGS=$ac_save_FCFLAGS |
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| 20 | |
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| 21 | rm -f conftest.* |
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| 22 | AC_LANG_POP(Fortran)dnl |
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| 23 | |
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| 24 | ])# AX_FC_VERSION_OUTPUT |
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| 25 | |
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| 26 | # AX_FC_VERSION |
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| 27 | # -------------- |
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| 28 | # |
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| 29 | AC_DEFUN([AX_FC_VERSION], |
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| 30 | [AC_CACHE_CHECK([how to get the version output from $FC], |
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| 31 | [ac_cv_prog_fc_version], |
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| 32 | [AC_LANG_ASSERT(Fortran) |
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| 33 | AC_COMPILE_IFELSE([AC_LANG_PROGRAM()], |
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| 34 | [ac_cv_prog_fc_version= |
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| 35 | # Try some options frequently used verbose output |
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| 36 | for ac_version in -V -version --version +version -qversion; do |
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| 37 | AX_FC_VERSION_OUTPUT($ac_version) |
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| 38 | # look for "copyright" constructs in the output |
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| 39 | for ac_arg in $ac_fc_version_output; do |
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| 40 | case $ac_arg in |
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| 41 | COPYRIGHT | copyright | Copyright | '(c)' | '(C)' | Compiler | Compilers | Version | Version:) |
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| 42 | ac_cv_prog_fc_version=$ac_version |
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| 43 | break 2 ;; |
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| 44 | esac |
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| 45 | done |
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| 46 | done |
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| 47 | if test -z "$ac_cv_prog_fc_version"; then |
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| 48 | AC_MSG_WARN([cannot determine how to obtain version information from $FC]) |
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| 49 | fi], |
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| 50 | [AC_MSG_WARN([compilation failed])]) |
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| 51 | ])])# AX_FC_VERSION |
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