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-rw-r--r--toolchain/toolchain-external/ext-toolchain-wrapper.c17
1 files changed, 15 insertions, 2 deletions
diff --git a/toolchain/toolchain-external/ext-toolchain-wrapper.c b/toolchain/toolchain-external/ext-toolchain-wrapper.c
index 9a2fc70b0..9d79d68ad 100644
--- a/toolchain/toolchain-external/ext-toolchain-wrapper.c
+++ b/toolchain/toolchain-external/ext-toolchain-wrapper.c
@@ -61,7 +61,7 @@ int main(int argc, char **argv)
char *relbasedir, *absbasedir;
char *progpath = argv[0];
char *basename;
- int ret;
+ int ret, i, count = 0;
/* Calculate the relative paths */
basename = strrchr(progpath, '/');
@@ -77,7 +77,20 @@ int main(int argc, char **argv)
absbasedir = realpath(relbasedir, NULL);
} else {
basename = progpath;
- absbasedir = realpath("../..", NULL);
+ absbasedir = malloc(PATH_MAX + 1);
+ ret = readlink("/proc/self/exe", absbasedir, PATH_MAX);
+ if (ret < 0) {
+ perror(__FILE__ ": readlink");
+ return 2;
+ }
+ absbasedir[ret] = '\0';
+ for (i = ret; i > 0; i--) {
+ if (absbasedir[i] == '/') {
+ absbasedir[i] = '\0';
+ if (++count == 3)
+ break;
+ }
+ }
}
if (absbasedir == NULL) {
perror(__FILE__ ": realpath");