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-rw-r--r--tools/build/src/engine/jam.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/tools/build/src/engine/jam.c b/tools/build/src/engine/jam.c
index 1c80eec50..890d7672c 100644
--- a/tools/build/src/engine/jam.c
+++ b/tools/build/src/engine/jam.c
@@ -627,7 +627,8 @@ char *executable_path( char const * argv0 )
# include <stdlib.h>
char * executable_path( char const * argv0 )
{
- return strdup( getexecname() );
+ const char * execname = getexecname();
+ return execname ? strdup( execname ) : NULL;
}
#elif defined(__FreeBSD__)
# include <sys/sysctl.h>