openwrt/tools/flex/patches/300-m4-path.patch

24 lines
668 B
Diff

--- a/src/main.c
+++ b/src/main.c
@@ -213,6 +213,8 @@ int main (int argc, char *argv[])
void check_options (void)
{
+ const char * staging_dir = NULL;
+ char * m4_staging = NULL;
int i;
const char * m4 = NULL;
@@ -341,7 +343,10 @@ void check_options (void)
/* Setup the filter chain. */
output_chain = filter_create_int(NULL, filter_tee_header, headerfilename);
- if ( !(m4 = getenv("M4"))) {
+ if ( (staging_dir = getenv("STAGING_DIR_HOST"))) {
+ asprintf(&m4_staging, "%s/bin/m4", staging_dir);
+ m4 = m4_staging;
+ } else if ( !(m4 = getenv("M4"))) {
char *slash;
m4 = M4;
if ((slash = strrchr(M4, '/')) != NULL) {