[PATCH 20/23] shell.c: Add cast to match printf() expectations for width specifier
Joel Sherrill
joel.sherrill at oarcorp.com
Wed Sep 3 15:26:14 UTC 2014
---
cpukit/libmisc/shell/shell.c | 7 ++++++-
1 file changed, 6 insertions(+), 1 deletion(-)
diff --git a/cpukit/libmisc/shell/shell.c b/cpukit/libmisc/shell/shell.c
index a94724f..eeb60dc 100644
--- a/cpukit/libmisc/shell/shell.c
+++ b/cpukit/libmisc/shell/shell.c
@@ -306,7 +306,12 @@ static int rtems_shell_line_editor(
case 7: /* Control-G */
if (output) {
- fprintf(out,"\r%s%*c", prompt, strlen (line), ' ');
+ /*
+ * The (int) cast is needed because the width specifier (%*)
+ * must be an int, but strlen() returns a size_t. Without
+ * the case, the result is a printf() format warning.
+ */
+ fprintf(out,"\r%s%*c", prompt, (int) strlen (line), ' ');
fprintf(out,"\r%s\x7", prompt);
}
memset (line, '\0', strlen(line));
--
1.9.3
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