storage: tests: internal: Fix a compilation error on CentOS 7

cosmo0920 · cosmo0920 · commit 45309871df8e · 2025-10-09T17:29:31.000+09:00
Signed-off-by: Hiroshi Hatake &lt;hiroshi@chronosphere.io&gt;
diff --git a/tests/internal/storage_dlq.c b/tests/internal/storage_dlq.c
@@ -109,11 +109,12 @@ static int read_dlq_chunk_content(struct flb_config *ctx,
 static int buf_contains(const void *hay, size_t hlen,
                         const void *needle, size_t nlen)
 {
+    size_t i;
     if (nlen == 0 || hlen < nlen) return 0;
     const unsigned char *h = (const unsigned char *) hay;
     const unsigned char *n = (const unsigned char *) needle;
 
-    for (size_t i = 0; i + nlen <= hlen; i++) {
+    for (i = 0; i + nlen <= hlen; i++) {
         if (h[i] == n[0] && memcmp(h + i, n, nlen) == 0) {
             return 1;
         }

Original file line number	Diff line number	Diff line change
`@@ -109,11 +109,12 @@ static int read_dlq_chunk_content(struct flb_config *ctx,`
`109`	`109`	`static int buf_contains(const void *hay, size_t hlen,`
`110`	`110`	`const void *needle, size_t nlen)`
`111`	`111`	`{`
	`112`	`+ size_t i;`
`112`	`113`	`if (nlen == 0 \|\| hlen < nlen) return 0;`
`113`	`114`	`const unsigned char h = (const unsigned char ) hay;`
`114`	`115`	`const unsigned char n = (const unsigned char ) needle;`
`115`	`116`
`116`		`- for (size_t i = 0; i + nlen <= hlen; i++) {`
	`117`	`+ for (i = 0; i + nlen <= hlen; i++) {`
`117`	`118`	`if (h[i] == n[0] && memcmp(h + i, n, nlen) == 0) {`
`118`	`119`	`return 1;`
`119`	`120`	`}`