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