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| author | Jiri Slaby <jslaby@suse.cz> | 2016-09-29 09:55:18 +0200 |
|---|---|---|
| committer | Jiri Slaby <jslaby@suse.cz> | 2016-09-29 12:17:07 +0200 |
| commit | 906ce869eb68a70b88a459f63dac8147ecc88a0c (patch) | |
| tree | 137d6bed38eaa854ee3fdd51c4d89d34d2c75ea0 | |
| parent | 43d5145572f4139146cb394e8ede6ea6dcef15b0 (diff) | |
| download | klee-906ce869eb68a70b88a459f63dac8147ecc88a0c.tar.gz | |
configure: add option to enable timestamping
It is pain for build systems to see __DATE__ or __TIME__ in sources as
the build is not reproducible. So disable the timestamping by default
and add an option to enable it if somebody is really after it.
Signed-off-by: Jiri Slaby <jslaby@suse.cz>
| -rw-r--r-- | autoconf/configure.ac | 13 | ||||
| -rw-r--r-- | lib/Support/PrintVersion.cpp | 2 |
2 files changed, 15 insertions, 0 deletions
diff --git a/autoconf/configure.ac b/autoconf/configure.ac index 0fb8f8db..b4ab8a1c 100644 --- a/autoconf/configure.ac +++ b/autoconf/configure.ac @@ -382,6 +382,19 @@ AC_SUBST(KLEE_BITCODE_C_COMPILER,$klee_llvm_bc_c_compiler) AC_SUBST(KLEE_BITCODE_CXX_COMPILER,$klee_llvm_bc_cxx_compiler) dnl ************************************************************************** +dnl User option to disable timestamping. + +AC_ARG_ENABLE([timestamp],AS_HELP_STRING([--enable-timestamp], + [Enable timestamping the source code while building. (default=disabled)])) + +if test "x${enable_timestamp}" = "xyes" ; then + AC_DEFINE(KLEE_ENABLE_TIMESTAMP,[1],[Enable time stamping the sources]) + AC_MSG_NOTICE([Source timestamping enabled.]) +else + AC_MSG_NOTICE([Source timestamping disabled.]) +fi + +dnl ************************************************************************** dnl User option to enable uClibc support. AC_ARG_WITH(uclibc, diff --git a/lib/Support/PrintVersion.cpp b/lib/Support/PrintVersion.cpp index b4ff9811..dfea5007 100644 --- a/lib/Support/PrintVersion.cpp +++ b/lib/Support/PrintVersion.cpp @@ -17,7 +17,9 @@ void klee::printVersion() { llvm::outs() << PACKAGE_STRING " (" PACKAGE_URL ")\n"; +#ifdef KLEE_ENABLE_TIMESTAMP llvm::outs() << " Built " __DATE__ " (" __TIME__ ")\n"; +#endif llvm::outs() << " Build mode: " << KLEE_BUILD_MODE "\n"; llvm::outs() << " Build revision: "; #ifdef KLEE_BUILD_REVISION |