diff options
Diffstat (limited to 'stdio-common/vfscanf.c')
| -rw-r--r-- | stdio-common/vfscanf.c | 19 |
1 files changed, 15 insertions, 4 deletions
diff --git a/stdio-common/vfscanf.c b/stdio-common/vfscanf.c index bce319eeaf..b9fc87679b 100644 --- a/stdio-common/vfscanf.c +++ b/stdio-common/vfscanf.c @@ -44,8 +44,9 @@ # define WIDTH 0x040 /* width was given */ # define GROUP 0x080 /* ': group numbers */ # define MALLOC 0x100 /* a: malloc strings */ +# define CHAR 0x200 /* hh: char */ -# define TYPEMOD (LONG|LONGDBL|SHORT) +# define TYPEMOD (LONG|LONGDBL|SHORT|CHAR) #ifdef USE_IN_LIBIO @@ -400,13 +401,19 @@ __vfscanf (FILE *s, const char *format, va_list argptr) { case 'h': /* int's are short int's. */ - if (flags & TYPEMOD) + if (flags & (LONG|LONGDBL|CHAR)) /* Signal illegal format element. */ conv_error (); - flags |= SHORT; + if (flags & SHORT) + { + flags &= ~SHORT; + flags |= CHAR; + } + else + flags |= SHORT; break; case 'l': - if (flags & (SHORT|LONGDBL)) + if (flags & (SHORT|LONGDBL|CHAR)) conv_error (); else if (flags & LONG) { @@ -883,6 +890,8 @@ __vfscanf (FILE *s, const char *format, va_list argptr) else if (flags & SHORT) *ARG (unsigned short int *) = (unsigned short int) num.ul; + else if (flags & CHAR) + *ARG (unsigned char *) = (unsigned char) num.ul; else *ARG (unsigned int *) = (unsigned int) num.ul; } @@ -894,6 +903,8 @@ __vfscanf (FILE *s, const char *format, va_list argptr) *ARG (long int *) = num.l; else if (flags & SHORT) *ARG (short int *) = (short int) num.l; + else if (flags & CHAR) + *ARG (signed char *) = (signed char) num.ul; else *ARG (int *) = (int) num.l; } |