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-rw-r--r--libguile/version.c8
1 files changed, 6 insertions, 2 deletions
diff --git a/libguile/version.c b/libguile/version.c
index 3d130564a..1bf1f6ff2 100644
--- a/libguile/version.c
+++ b/libguile/version.c
@@ -106,9 +106,13 @@ SCM_DEFINE (scm_version, "version", 0, 0, 0,
#define FUNC_NAME s_scm_version
{
- char version_str[64];
+ char version_str[3 * 4 + 3];
- snprintf(version_str, sizeof(version_str), "%d.%d.%d",
+#if SCM_GUILE_MAJOR_VERSION > 9999 || SCM_GUILE_MINOR_VERSION > 9999 \
+ || SCM_GUILE_MICRO_VERSION > 9999
+# error version string may overflow buffer
+#endif
+ sprintf (version_str, "%d.%d.%d",
SCM_GUILE_MAJOR_VERSION,
SCM_GUILE_MINOR_VERSION,
SCM_GUILE_MICRO_VERSION);