diff options
| -rw-r--r-- | erts/emulator/sys/unix/erl_child_setup.c | 16 |
1 files changed, 12 insertions, 4 deletions
diff --git a/erts/emulator/sys/unix/erl_child_setup.c b/erts/emulator/sys/unix/erl_child_setup.c index 6beb316350..de61726e5b 100644 --- a/erts/emulator/sys/unix/erl_child_setup.c +++ b/erts/emulator/sys/unix/erl_child_setup.c @@ -54,6 +54,7 @@ #include <stdlib.h> #include <stdio.h> +#include <stdarg.h> #include <sys/wait.h> #define WANT_NONBLOCKING @@ -79,10 +80,17 @@ #define DEBUG_PRINT(fmt, ...) #endif -#define ABORT(fmt, ...) do { \ - fprintf(stderr, "erl_child_setup: " fmt "\r\n", ##__VA_ARGS__); \ - abort(); \ - } while(0) +static char abort_reason[200]; /* for core dump inspection */ + +static void ABORT(const char* fmt, ...) +{ + va_list arglist; + va_start(arglist, fmt); + vsprintf(abort_reason, fmt, arglist); + fprintf(stderr, "erl_child_setup: %s\r\n", abort_reason); + va_end(arglist); + abort(); +} #ifdef DEBUG void |