diff options
Diffstat (limited to 'toolchain/toolchain-external/ext-toolchain-wrapper.c')
| -rw-r--r-- | toolchain/toolchain-external/ext-toolchain-wrapper.c | 25 |
1 files changed, 17 insertions, 8 deletions
diff --git a/toolchain/toolchain-external/ext-toolchain-wrapper.c b/toolchain/toolchain-external/ext-toolchain-wrapper.c index 565e36bfd1..dfdfcffbf5 100644 --- a/toolchain/toolchain-external/ext-toolchain-wrapper.c +++ b/toolchain/toolchain-external/ext-toolchain-wrapper.c @@ -74,7 +74,8 @@ int main(int argc, char **argv) char *relbasedir, *absbasedir; char *progpath = argv[0]; char *basename; - int ret, i, count = 0; + char *env_debug; + int ret, i, count = 0, debug; /* Calculate the relative paths */ basename = strrchr(progpath, '/'); @@ -157,13 +158,21 @@ int main(int argc, char **argv) /* finish with NULL termination */ *cur = NULL; - if (getenv("BR_DEBUG_WRAPPER")) { - fprintf(stderr, "Executing"); - - for (i = 0; args[i]; i++) - fprintf(stderr, " %s", args[i]); - - fprintf(stderr, "\n"); + /* Debug the wrapper to see actual arguments passed to + * the compiler: + * unset, empty, or 0: do not trace + * set to 1 : trace all arguments on a single line + * set to 2 : trace one argument per line + */ + if ((env_debug = getenv("BR_DEBUG_WRAPPER"))) { + debug = atoi(env_debug); + if (debug > 0) { + fprintf(stderr, "Toolchain wrapper executing:"); + for (i = 0; args[i]; i++) + fprintf(stderr, "%s'%s'", + (debug == 2)?"\n ":" ", args[i]); + fprintf(stderr, "\n"); + } } if (execv(path, args)) |
