diff options
Diffstat (limited to 'configure.ac')
-rw-r--r-- | configure.ac | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/configure.ac b/configure.ac index 1a19c07a27b..a0191e5c1e0 100644 --- a/configure.ac +++ b/configure.ac @@ -1411,6 +1411,7 @@ fi ACX_PROG_GNAT ACX_PROG_GDC +ACX_PROG_CARGO ACX_PROG_CMP_IGNORE_INITIAL AC_ARG_ENABLE([bootstrap], @@ -2305,6 +2306,23 @@ directories, to avoid imposing the performance cost of ;; esac + # Disable Rust if cargo is unavailable. + case ${add_this_lang}:${language}:${have_cargo} in + yes:rust:no) + # Specifically requested language; tell them. + AC_MSG_ERROR([cargo is required to build $language]) + ;; + all:rust:no) + AC_MSG_WARN([cargo is required to build $language]) + add_this_lang=unsupported + ;; + *:rust:no) + # Silently disable. + add_this_lang=unsupported + ;; + esac + + # Disable a language that is unsupported by the target. case "${add_this_lang}: $unsupported_languages " in no:*) ;; |