[PATCH] cleanup: add isascii()
From: René Scharfe <hidden>
Date: 2016-06-15 22:46:21
Subsystem:
the rest · Maintainer:
Linus Torvalds
Add a standard definition of isascii() and use it to replace an open coded high-bit test in pretty.c. While we're there, write the ESC char as the more commonly used '\033' instead of as 0x1b to enhance its grepability. Signed-off-by: Rene Scharfe <redacted> --- git-compat-util.h | 2 ++ pretty.c | 3 +-- 2 files changed, 3 insertions(+), 2 deletions(-)
diff --git a/git-compat-util.h b/git-compat-util.h
index dcf4127..878d83d 100644
--- a/git-compat-util.h
+++ b/git-compat-util.h@@ -319,6 +319,7 @@ static inline int has_extension(const char *filename, const char *ext) } /* Sane ctype - no locale, and works with signed chars */ +#undef isascii #undef isspace #undef isdigit #undef isalpha
@@ -332,6 +333,7 @@ extern unsigned char sane_ctype[256]; #define GIT_GLOB_SPECIAL 0x08 #define GIT_REGEX_SPECIAL 0x10 #define sane_istest(x,mask) ((sane_ctype[(unsigned char)(x)] & (mask)) != 0) +#define isascii(x) (((x) & ~0x7f) == 0) #define isspace(x) sane_istest(x,GIT_SPACE) #define isdigit(x) sane_istest(x,GIT_DIGIT) #define isalpha(x) sane_istest(x,GIT_ALPHA)
diff --git a/pretty.c b/pretty.c
index f499294..c018408 100644
--- a/pretty.c
+++ b/pretty.c@@ -83,8 +83,7 @@ static int get_one_line(const char *msg) /* High bit set, or ISO-2022-INT */ int non_ascii(int ch) { - ch = (ch & 0xff); - return ((ch & 0x80) || (ch == 0x1b)); + return !isascii(ch) || ch == '\033'; } static int is_rfc2047_special(char ch)
--
1.6.2