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Fixed some case statements in hextobin function

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This commit is contained in:
Siteshwar Vashisht 2013-03-17 00:43:06 +05:30
parent d8dbdc83c0
commit 5dbda6cd95
1 changed files with 42 additions and 42 deletions
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84
builtin_printf.cpp
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@ -90,11 +90,11 @@ int hextobin(const wchar_t &c)
return 11; return 11;
case L'c': case L'c':
return 12; return 12;
case 'd': case L'd':
return 13; return 13;
case 'e': case L'e':
return 14; return 14;
case 'f': case L'f':
return 15; return 15;
default: default:
append_format(stderr_buffer, L"Invalid hex number : %lc", c); append_format(stderr_buffer, L"Invalid hex number : %lc", c);
@ -138,33 +138,33 @@ static bool posixly_correct;
static wchar_t const *const cfcc_msg = static wchar_t const *const cfcc_msg =
N_(L"warning: %ls: character(s) following character constant have been ignored"); N_(L"warning: %ls: character(s) following character constant have been ignored");
double C_STRTOD (wchar_t const *nptr, wchar_t **endptr) double C_STRTOD(wchar_t const *nptr, wchar_t **endptr)
{ {
double r; double r;
const wcstring saved_locale = wsetlocale (LC_NUMERIC, NULL); const wcstring saved_locale = wsetlocale(LC_NUMERIC, NULL);
if (!saved_locale.empty()) if (!saved_locale.empty())
{ {
wsetlocale (LC_NUMERIC, L"C"); wsetlocale(LC_NUMERIC, L"C");
} }
r = wcstod(nptr, endptr); r = wcstod(nptr, endptr);
if (!saved_locale.empty()) if (!saved_locale.empty())
{ {
wsetlocale (LC_NUMERIC, saved_locale.c_str()); wsetlocale(LC_NUMERIC, saved_locale.c_str());
} }
return r; return r;
} }
static inline unsigned wchar_t to_uchar (wchar_t ch) static inline unsigned wchar_t to_uwchar_t(wchar_t ch)
{ {
return ch; return ch;
} }
static void verify_numeric (const wchar_t *s, const wchar_t *end) static void verify_numeric(const wchar_t *s, const wchar_t *end)
{ {
if (errno) if (errno)
{ {
@ -183,7 +183,7 @@ static void verify_numeric (const wchar_t *s, const wchar_t *end)
#define STRTOX(TYPE, FUNC_NAME, LIB_FUNC_EXPR) \ #define STRTOX(TYPE, FUNC_NAME, LIB_FUNC_EXPR) \
static TYPE \ static TYPE \
FUNC_NAME (wchar_t const *s) \ FUNC_NAME(wchar_t const *s) \
{ \ { \
wchar_t *end; \ wchar_t *end; \
TYPE val; \ TYPE val; \
@ -203,18 +203,18 @@ FUNC_NAME (wchar_t const *s) \
{ \ { \
errno = 0; \ errno = 0; \
val = (LIB_FUNC_EXPR); \ val = (LIB_FUNC_EXPR); \
verify_numeric (s, end); \ verify_numeric(s, end); \
} \ } \
return val; \ return val; \
} \ } \
STRTOX (intmax_t, vwcstoimax, wcstoimax (s, &end, 0)) STRTOX(intmax_t, vwcstoimax, wcstoimax(s, &end, 0))
STRTOX (uintmax_t, vwcstoumax, wcstoumax (s, &end, 0)) STRTOX(uintmax_t, vwcstoumax, wcstoumax(s, &end, 0))
STRTOX (long double, vwcstold, C_STRTOD(s, &end)) STRTOX(long double, vwcstold, C_STRTOD(s, &end))
/* Output a single-character \ escape. */ /* Output a single-character \ escape. */
static void print_esc_char (wchar_t c) static void print_esc_char(wchar_t c)
{ {
switch (c) switch (c)
{ {
@ -253,7 +253,7 @@ static void print_esc_char (wchar_t c)
besides the backslash. besides the backslash.
If OCTAL_0 is nonzero, octal escapes are of the form \0ooo, where o If OCTAL_0 is nonzero, octal escapes are of the form \0ooo, where o
is an octal digit; otherwise they are of the form \ooo. */ is an octal digit; otherwise they are of the form \ooo. */
static int print_esc (const wchar_t *escstart, bool octal_0) static int print_esc(const wchar_t *escstart, bool octal_0)
{ {
const wchar_t *p = escstart + 1; const wchar_t *p = escstart + 1;
int esc_value = 0; /* Value of \nnn escape. */ int esc_value = 0; /* Value of \nnn escape. */
@ -263,26 +263,26 @@ static int print_esc (const wchar_t *escstart, bool octal_0)
{ {
/* A hexadecimal \xhh escape sequence must have 1 or 2 hex. digits. */ /* A hexadecimal \xhh escape sequence must have 1 or 2 hex. digits. */
for (esc_length = 0, ++p; for (esc_length = 0, ++p;
esc_length < 2 && isxdigit (to_uchar (*p)); esc_length < 2 && isxdigit(to_uwchar_t(*p));
++esc_length, ++p) ++esc_length, ++p)
esc_value = esc_value * 16 + hextobin (*p); esc_value = esc_value * 16 + hextobin(*p);
if (esc_length == 0) if (esc_length == 0)
append_format(stderr_buffer, _(L"missing hexadecimal number in escape")); append_format(stderr_buffer, _(L"missing hexadecimal number in escape"));
append_format (stdout_buffer, L"%lc", esc_value); append_format(stdout_buffer, L"%lc", esc_value);
} }
else if (isodigit (*p)) else if (isodigit(*p))
{ {
/* Parse \0ooo (if octal_0 && *p == L'0') or \ooo (otherwise). /* Parse \0ooo (if octal_0 && *p == L'0') or \ooo (otherwise).
Allow \ooo if octal_0 && *p != L'0'; this is an undocumented Allow \ooo if octal_0 && *p != L'0'; this is an undocumented
extension to POSIX that is compatible with Bash 2.05b. */ extension to POSIX that is compatible with Bash 2.05b. */
for (esc_length = 0, p += octal_0 && *p == L'0'; for (esc_length = 0, p += octal_0 && *p == L'0';
esc_length < 3 && isodigit (*p); esc_length < 3 && isodigit(*p);
++esc_length, ++p) ++esc_length, ++p)
esc_value = esc_value * 8 + octtobin (*p); esc_value = esc_value * 8 + octtobin(*p);
append_format(stdout_buffer, L"%c", esc_value); append_format(stdout_buffer, L"%c", esc_value);
} }
else if (*p && wcschr (L"\"\\abcfnrtv", *p)) else if (*p && wcschr(L"\"\\abcfnrtv", *p))
print_esc_char (*p++); print_esc_char(*p++);
else if (*p == L'u' || *p == L'U') else if (*p == L'u' || *p == L'U')
{ {
wchar_t esc_char = *p; wchar_t esc_char = *p;
@ -293,9 +293,9 @@ static int print_esc (const wchar_t *escstart, bool octal_0)
esc_length > 0; esc_length > 0;
--esc_length, ++p) --esc_length, ++p)
{ {
if (! isxdigit (to_uchar (*p))) if (! isxdigit(to_uwchar_t(*p)))
append_format(stderr_buffer, _(L"missing hexadecimal number in escape")); append_format(stderr_buffer, _(L"missing hexadecimal number in escape"));
uni_value = uni_value * 16 + hextobin (*p); uni_value = uni_value * 16 + hextobin(*p);
} }
/* A universal character name shall not specify a character short /* A universal character name shall not specify a character short
@ -315,7 +315,7 @@ static int print_esc (const wchar_t *escstart, bool octal_0)
append_format(stdout_buffer, L"%lc", L'\\'); append_format(stdout_buffer, L"%lc", L'\\');
if (*p) if (*p)
{ {
append_format (stdout_buffer, L"%lc", *p); append_format(stdout_buffer, L"%lc", *p);
p++; p++;
} }
} }
@ -325,13 +325,13 @@ static int print_esc (const wchar_t *escstart, bool octal_0)
/* Print string STR, evaluating \ escapes. */ /* Print string STR, evaluating \ escapes. */
static void static void
print_esc_string (const wchar_t *str) print_esc_string(const wchar_t *str)
{ {
for (; *str; str++) for (; *str; str++)
if (*str == L'\\') if (*str == L'\\')
str += print_esc (str, true); str += print_esc(str, true);
else else
append_format (stdout_buffer, L"%lc", *str); append_format(stdout_buffer, L"%lc", *str);
} }
/* Evaluate a printf conversion specification. START is the start of /* Evaluate a printf conversion specification. START is the start of
@ -342,7 +342,7 @@ print_esc_string (const wchar_t *str)
HAVE_PRECISION are true, respectively. ARGUMENT is the argument to HAVE_PRECISION are true, respectively. ARGUMENT is the argument to
be formatted. */ be formatted. */
static void print_direc (const wchar_t *start, size_t length, wchar_t conversion, static void print_direc(const wchar_t *start, size_t length, wchar_t conversion,
bool have_field_width, int field_width, bool have_field_width, int field_width,
bool have_precision, int precision, bool have_precision, int precision,
wchar_t const *argument) wchar_t const *argument)
@ -391,7 +391,7 @@ static void print_direc (const wchar_t *start, size_t length, wchar_t conversion
case L'd': case L'd':
case L'i': case L'i':
{ {
intmax_t arg = vwcstoimax (argument); intmax_t arg = vwcstoimax(argument);
if (!have_field_width) if (!have_field_width)
{ {
if (!have_precision) if (!have_precision)
@ -414,7 +414,7 @@ static void print_direc (const wchar_t *start, size_t length, wchar_t conversion
case L'x': case L'x':
case L'X': case L'X':
{ {
uintmax_t arg = vwcstoumax (argument); uintmax_t arg = vwcstoumax(argument);
if (!have_field_width) if (!have_field_width)
{ {
if (!have_precision) if (!have_precision)
@ -441,7 +441,7 @@ static void print_direc (const wchar_t *start, size_t length, wchar_t conversion
case L'g': case L'g':
case L'G': case L'G':
{ {
long double arg = vwcstold (argument); long double arg = vwcstold(argument);
if (!have_field_width) if (!have_field_width)
{ {
if (!have_precision) if (!have_precision)
@ -488,7 +488,7 @@ static void print_direc (const wchar_t *start, size_t length, wchar_t conversion
arguments to any `%' directives. arguments to any `%' directives.
Return the number of elements of ARGV used. */ Return the number of elements of ARGV used. */
static int print_formatted (const wchar_t *format, int argc, wchar_t **argv) { static int print_formatted(const wchar_t *format, int argc, wchar_t **argv) {
int save_argc = argc; /* Preserve original value. */ int save_argc = argc; /* Preserve original value. */
const wchar_t *f; /* Pointer into `format'. */ const wchar_t *f; /* Pointer into `format'. */
const wchar_t *direc_start; /* Start of % directive. */ const wchar_t *direc_start; /* Start of % directive. */
@ -518,7 +518,7 @@ static int print_formatted (const wchar_t *format, int argc, wchar_t **argv) {
for %b, even though POSIX requires it. */ for %b, even though POSIX requires it. */
if (argc > 0) if (argc > 0)
{ {
print_esc_string (*argv); print_esc_string(*argv);
++argv; ++argv;
--argc; --argc;
} }
@ -560,7 +560,7 @@ static int print_formatted (const wchar_t *format, int argc, wchar_t **argv) {
++direc_length; ++direc_length;
if (argc > 0) if (argc > 0)
{ {
intmax_t width = vwcstoimax (*argv); intmax_t width = vwcstoimax(*argv);
if (INT_MIN <= width && width <= INT_MAX) if (INT_MIN <= width && width <= INT_MAX)
field_width = width; field_width = width;
else else
@ -593,7 +593,7 @@ static int print_formatted (const wchar_t *format, int argc, wchar_t **argv) {
++direc_length; ++direc_length;
if (argc > 0) if (argc > 0)
{ {
intmax_t prec = vwcstoimax (*argv); intmax_t prec = vwcstoimax(*argv);
if (prec < 0) if (prec < 0)
{ {
/* A negative precision is taken as if the /* A negative precision is taken as if the
@ -637,18 +637,18 @@ static int print_formatted (const wchar_t *format, int argc, wchar_t **argv) {
(int) (f + 1 - direc_start), direc_start); (int) (f + 1 - direc_start), direc_start);
} }
print_direc (direc_start, direc_length, *f, print_direc(direc_start, direc_length, *f,
have_field_width, field_width, have_field_width, field_width,
have_precision, precision, have_precision, precision,
(argc <= 0 ? L"" : (argc--, *argv++))); (argc <= 0 ? L"" : (argc--, *argv++)));
break; break;
case L'\\': case L'\\':
f += print_esc (f, false); f += print_esc(f, false);
break; break;
default: default:
append_format (stdout_buffer, L"%lc", *f); append_format(stdout_buffer, L"%lc", *f);
} }
} }
return save_argc - argc; return save_argc - argc;
@ -674,7 +674,7 @@ static int builtin_printf(parser_t &parser, wchar_t **argv)
do do
{ {
args_used = print_formatted (format, argc, argv); args_used = print_formatted(format, argc, argv);
argc -= args_used; argc -= args_used;
argv += args_used; argv += args_used;
} }