28 lines
701 B
Diff
28 lines
701 B
Diff
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diff --git a/commands.c b/commands.c
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index a28e6da..0f76ac7 100644
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--- a/commands.c
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+++ b/commands.c
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@@ -20,6 +20,7 @@
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#include <stdlib.h>
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#include <string.h>
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#include <unistd.h>
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+#include <limits.h>
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#include <errno.h>
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#include "commands.h"
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#include "platform.h"
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@@ -150,7 +151,13 @@ build_symlink_name(const char *path_to_bin, const struct cmd_info *cmd)
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{
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static char link_name[FILENAME_MAX];
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- snprintf(link_name, FILENAME_MAX, "%s/%s", path_to_bin, cmd->name);
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+ int result = snprintf(link_name, PATH_MAX, "%s/%s", path_to_bin, cmd->name);
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+
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+ if (result >= PATH_MAX) {
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+ link_name[PATH_MAX - 1] = '\0';
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+ } else if (result < 0) {
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+ link_name[0] = '\0';
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+ }
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return link_name;
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}
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