[PATCH 2/2] ctype: implement islower/isupper macro
The git-compat-util.h provides various ctype macros but lacks those two (along with others). Add them.
Signed-off-by: Namhyung Kim <namhyung.kim@lge.com>
---
git-compat-util.h | 15 +++++++++++++++
1 files changed, 15 insertions(+), 0 deletions(-)
Show changes to git-compat-util.h +15 −0
diff --git a/git-compat-util.h b/git-compat-util.h
index 8f3972c..d3f8f17 100644
--- a/git-compat-util.h
+++ b/git-compat-util.h
@@ -463,6 +463,8 @@ static inline int has_extension(const char *filename, const char *ext)
#undef isdigit
#undef isalpha
#undef isalnum
+#undef islower
+#undef isupper
#undef tolower
#undef toupper
extern unsigned char sane_ctype[256];
@@ -478,6 +480,8 @@ extern unsigned char sane_ctype[256];
#define isdigit(x) sane_istest(x,GIT_DIGIT)
#define isalpha(x) sane_istest(x,GIT_ALPHA)
#define isalnum(x) sane_istest(x,GIT_ALPHA | GIT_DIGIT)
+#define islower(x) sane_iscase(x, 1)
+#define isupper(x) sane_iscase(x, 0)
#define is_glob_special(x) sane_istest(x,GIT_GLOB_SPECIAL)
#define is_regex_special(x) sane_istest(x,GIT_GLOB_SPECIAL | GIT_REGEX_SPECIAL)
#define tolower(x) sane_case((unsigned char)(x), 0x20)
@@ -491,6 +495,17 @@ static inline int sane_case(int x, int high)
return x;
}
+static inline int sane_iscase(int x, int lower)
+{
+ if (!sane_istest(x, GIT_ALPHA))
+ return 0;
+
+ if (lower)
+ return (x & 0x20) != 0;
+ else
+ return (x & 0x20) == 0;
+}
+
static inline int strtoul_ui(char const *s, int base, unsigned int *result)
{
unsigned long ul;
--
1.7.9
Namhyung Kim