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| author | Dino Li <Dino.Li@ite.com.tw> | 2018-10-30 17:36:19 +0800 |
|---|---|---|
| committer | chrome-bot <chrome-bot@chromium.org> | 2018-10-31 00:54:25 -0700 |
| commit | 2a040ce6429b59ea27dd5c3d0ae9e2bf12dc2c90 (patch) | |
| tree | 6a7dd294b5bbf12b7fefde62f143622ef3cbd3f4 /common/util.c | |
| parent | 8a617f05b98c0d5bac6bb373751df937a249bdb8 (diff) | |
| download | chrome-ec-2a040ce6429b59ea27dd5c3d0ae9e2bf12dc2c90.tar.gz | |
util: add isupper() library function
This function checks whether a character is an uppercase alphabet or not.
BRANCH=none
BUG=none
TEST=The return value is non-zero if argument is an uppercase alphabet.
Change-Id: I8c7be3f8852be103b8f853caa426de7843c4ee40
Signed-off-by: Dino Li <Dino.Li@ite.com.tw>
Reviewed-on: https://chromium-review.googlesource.com/1307280
Reviewed-by: Jonathan Brandmeyer <jbrandmeyer@chromium.org>
Diffstat (limited to 'common/util.c')
| -rw-r--r-- | common/util.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/common/util.c b/common/util.c index 701419b073..054e8e839c 100644 --- a/common/util.c +++ b/common/util.c @@ -47,6 +47,11 @@ int isalpha(int c) return (c >= 'A' && c <= 'Z') || (c >= 'a' && c <= 'z'); } +int isupper(int c) +{ + return c >= 'A' && c <= 'Z'; +} + int isprint(int c) { return c >= ' ' && c <= '~'; |