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| author | Simon Glass <sjg@chromium.org> | 2020-04-08 08:32:56 -0600 |
|---|---|---|
| committer | Tom Rini <trini@konsulko.com> | 2020-04-24 16:40:09 -0400 |
| commit | fdc79a6b125d52b6ca0fd65df538db7810d88a8d (patch) | |
| tree | 589dbab11527cbd95728f4d5c8b2990975687a28 /lib | |
| parent | 4f04d54981cd9d641e4ca958c551aeb00ee55484 (diff) | |
| download | u-boot-fdc79a6b125d52b6ca0fd65df538db7810d88a8d.zip u-boot-fdc79a6b125d52b6ca0fd65df538db7810d88a8d.tar.gz u-boot-fdc79a6b125d52b6ca0fd65df538db7810d88a8d.tar.bz2 | |
lib: Add a function to convert a string to upper case
Add a helper function for this operation. Update the strtoul() tests to
check upper case as well.
Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Heinrich Schuchardt <xypron.glpk@gmx.de>
Diffstat (limited to 'lib')
| -rw-r--r-- | lib/strto.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/lib/strto.c b/lib/strto.c index 6067015..3d77115 100644 --- a/lib/strto.c +++ b/lib/strto.c @@ -179,3 +179,11 @@ long trailing_strtol(const char *str) { return trailing_strtoln(str, NULL); } + +void str_to_upper(const char *in, char *out, size_t len) +{ + for (; len > 0 && *in; len--) + *out++ = toupper(*in++); + if (len) + *out = '\0'; +} |