[FFmpeg-devel] [PATCH] cmdutils: replace strncpy() with equivalent memcpy()
Anton Khirnov
anton at khirnov.net
Mon Mar 8 10:45:11 EET 2021
Fixes truncation warnings, such as
warning: ‘strncpy’ output truncated before terminating nul copying 3 bytes from a string of the same length [-Wstringop-truncation]
in gcc 10.2.0
---
fftools/cmdutils.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/fftools/cmdutils.c b/fftools/cmdutils.c
index 8cfca22564..505006cd8b 100644
--- a/fftools/cmdutils.c
+++ b/fftools/cmdutils.c
@@ -1163,13 +1163,13 @@ static void print_buildconf(int flags, int level)
// Change all the ' --' strings to '~--' so that
// they can be identified as tokens.
while ((conflist = strstr(str, " --")) != NULL) {
- strncpy(conflist, "~--", 3);
+ memcpy(conflist, "~--", 3);
}
// Compensate for the weirdness this would cause
// when passing 'pkg-config --static'.
while ((remove_tilde = strstr(str, "pkg-config~")) != NULL) {
- strncpy(remove_tilde, "pkg-config ", 11);
+ memcpy(remove_tilde, "pkg-config ", 11);
}
splitconf = strtok(str, "~");
--
2.30.0
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