From a009035b2744be16836aebd81c18bb1a437d236e Mon Sep 17 00:00:00 2001
From: Joseph Hunkeler <jhunkeler@gmail.com>
Date: Wed, 22 Apr 2026 16:04:02 -0400
Subject: Use snprintf

---
 src/lib/core/conda.c | 2 +-
 src/lib/core/utils.c | 6 +++---
 2 files changed, 4 insertions(+), 4 deletions(-)

(limited to 'src/lib/core')

diff --git a/src/lib/core/conda.c b/src/lib/core/conda.c
index 12d1a30..c8cdb25 100644
--- a/src/lib/core/conda.c
+++ b/src/lib/core/conda.c
@@ -63,7 +63,7 @@ int micromamba(const struct MicromambaInfo *info, char *command, ...) {
     }
 
     va_start(args, command);
-    cmd_len = vsnprintf(cmd + strlen(cmd), sizeof(cmd) - cmd_len, command, args);
+    cmd_len = vsnprintf(cmd + strlen(cmd), sizeof(cmd) - strlen(cmd) - cmd_len, command, args);
     if (cmd_len < 0) {
         SYSERROR("%s", "Unable to append arguments to micromamba command");
         va_end(args);
diff --git a/src/lib/core/utils.c b/src/lib/core/utils.c
index f65a1d8..ea23024 100644
--- a/src/lib/core/utils.c
+++ b/src/lib/core/utils.c
@@ -322,7 +322,7 @@ int git_clone(struct Process *proc, char *url, char *destdir, char *gitref) {
         // Destination directory does not exist
         const char *command_fmt = " %s";
         const int command_fmt_len = snprintf(NULL, 0, command_fmt, destdir);
-        snprintf(command + strlen(command), sizeof(command) - command_fmt_len, command_fmt, destdir);
+        snprintf(command + strlen(command), sizeof(command) - strlen(command) - command_fmt_len, command_fmt, destdir);
         // Clone the repo
         result = shell(proc, command);
         if (result) {
@@ -928,7 +928,7 @@ void debug_hexdump(char *data, int len) {
         if (count == 0) {
             const char *pos_fmt = "%p";
             const int pos_fmt_len = snprintf(NULL, 0, pos_fmt, pos);
-            snprintf(addr + strlen(addr), sizeof(addr) - pos_fmt_len, pos_fmt, pos);
+            snprintf(addr + strlen(addr), sizeof(addr) - strlen(addr) - pos_fmt_len, pos_fmt, pos);
         }
         if (count == 8) {
             strncat(bytes, " ", sizeof(bytes) - strlen(bytes) - 1);
@@ -946,7 +946,7 @@ void debug_hexdump(char *data, int len) {
 
         const char *bytes_fmt = "%02X ";
         const int bytes_fmt_len = snprintf(NULL, 0, bytes_fmt, (unsigned char) *pos);
-        snprintf(bytes + strlen(bytes), sizeof(bytes) - bytes_fmt_len, bytes_fmt, (unsigned char) *pos);
+        snprintf(bytes + strlen(bytes), sizeof(bytes) - strlen(bytes) - bytes_fmt_len, bytes_fmt, (unsigned char) *pos);
 
         const char *ascii_fmt = "%c";
         // no need to calculate length for a single character
-- 
cgit