tools: fix up build warnings

rockbox-gerrit-noreply--- via rockbox-cvs <[email protected]> Fri, 26 Jun 2026 21:39:11 -0400
Newsgroups gmane.comp.systems.archos.rockbox.cvs
Message-ID <[email protected]>
commit 202243a1ab7cb4b39ac64d47a487d0bb29cf415e
Author: Solomon Peachy <[email protected]>
Date:   Fri Jun 26 21:30:12 2026 -0400

    tools:  fix up build warnings
    
    Change-Id: Ib1b11f2361d4a20a8cd3c4107f8e546f8ece3f49

diff --git a/tools/voicefont.c b/tools/voicefont.c
index 6129a2bd68..1d6de63c69 100644
--- a/tools/voicefont.c
+++ b/tools/voicefont.c
@@ -96,8 +96,8 @@ int voicefont(FILE* voicefontids,int targetnum,char* filedir, FILE* output, unsi
     for (i=0; i<count; i++)
     {
         pos[i] = ftell(output);
-        sprintf(encfilename1, "%s%s.enc", filedir, names[i]);
-        sprintf(encfilename2, "%s%s.wav.enc", filedir, names[i]);
+        snprintf(encfilename1, sizeof(encfilename1), "%s%s.enc", filedir, names[i]);
+        snprintf(encfilename2, sizeof(encfilename2), "%s%s.wav.enc", filedir, names[i]);
         encfilename = encfilename1;
         pEncFile = fopen(encfilename, "rb");
         if (pEncFile == NULL)
diff --git a/utils/chinachippatcher/chinachip.c b/utils/chinachippatcher/chinachip.c
index b3dc24d296..ab3111d9ad 100644
--- a/utils/chinachippatcher/chinachip.c
+++ b/utils/chinachippatcher/chinachip.c
@@ -211,7 +211,7 @@ enum cc_error chinachip_patch(const char* firmware, const char* bootloader,
         goto err;
     }
 
-    snprintf(header_time, 13, "%04d%02d%02d%02d%02d", time_info->tm_year + 1900,
+    snprintf(header_time, 13, "%04u%02u%02u%02u%02u", time_info->tm_year + 1900,
                                               time_info->tm_mon,
                                               time_info->tm_mday,
                                               time_info->tm_hour,
@@ -254,4 +254,3 @@ err:
 
     return result;
 }
-
-- 
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