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-rw-r--r--src/depend/depend.cpp5
1 files changed, 4 insertions, 1 deletions
diff --git a/src/depend/depend.cpp b/src/depend/depend.cpp
index 4d5ef35f3..1805e3286 100644
--- a/src/depend/depend.cpp
+++ b/src/depend/depend.cpp
@@ -922,7 +922,10 @@ int main(int argc, char *argv[])
if (size != 0) {
src = fopen(backup, "wb");
- fwrite(content, 1, size, src);
+ if (fwrite(content, 1, size, src) != (size_t)size) {
+ fprintf(stderr, "Could not write %s\n", filename);
+ exit(-2);
+ }
fclose(src);
/* Then append it to the real file. */