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lib: vfprintf, vsnprintf: Support gcc-4.6.4: #-type. 

* lib/stdio/vfscanf.c (vfscanf): Show whole template upon error.
* lib/stdio/vsscanf.c (vsscanf): Likewise.
* lib/stdio/vsnprintf.c (vsnprintf): Likewise.  Support #-type prefix.
* lib/stdio/vfprintf.c (vfprintf): Likewise.  Use fileno.  Return count.
* build-aux/configure-lib.sh (libc_gnu_SOURCES): Move fileno...
(libc_tcc_SOURCES): ...here.
This commit is contained in:
Jan Nieuwenhuizen 2019-02-08 13:45:44 +01:00 committed by Jan (janneke) Nieuwenhuizen
parent af09c71462
commit 459eb999f0
No known key found for this signature in database
GPG Key ID: F3C1A0D9C1D65273
4 changed files with 14 additions and 3 deletions
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2
build-aux/configure-lib.sh
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@ -250,6 +250,7 @@ lib/stdio/fclose.c
lib/stdio/fdopen.c
lib/stdio/ferror.c
lib/stdio/fflush.c
lib/stdio/fileno.c
lib/stdio/fopen.c
lib/stdio/fprintf.c
lib/stdio/fread.c
@ -335,7 +336,6 @@ lib/posix/unsetenv.c
lib/stdio/clearerr.c
lib/stdio/feof.c
lib/stdio/fgets.c
lib/stdio/fileno.c
lib/stdio/freopen.c
lib/stdio/fscanf.c
lib/stdio/perror.c

1
include/stdio.h
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@ -65,6 +65,7 @@ int ferror (FILE * stream);
int fflush (FILE * stream);
int fgetc (FILE * stream);
char *fgets (char *s, int size, FILE * stream);
int fileno (FILE *);
int fpurge (FILE * stream);
int fputc (int c, FILE * stream);
int fputs (char const *s, FILE * stream);

8
lib/stdio/vfprintf.c
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@ -26,7 +26,7 @@
int
vfprintf (FILE * f, char const *format, va_list ap)
{
int fd = (long) f;
int fd = fileno (f);
char const *p = format;
int count = 0;
while (*p)
@ -212,6 +212,9 @@ vfprintf (FILE * f, char const *format, va_list ap)
case 'G':
{
double d = va_arg8 (ap, double);
#if 1
fputs ("0.0", f);
#else
char *s = dtoab (d, 10, 1);
if (c == 'E' || c == 'G')
strupr (s);
@ -247,6 +250,7 @@ vfprintf (FILE * f, char const *format, va_list ap)
fputc (pad, f);
count++;
}
#endif
break;
}
case 'n':
@ -268,5 +272,5 @@ vfprintf (FILE * f, char const *format, va_list ap)
p++;
}
va_end (ap);
return 0;
return count;
}

6
lib/stdio/vsnprintf.c
View File

@ -228,6 +228,11 @@ vsnprintf (char *str, size_t size, char const *format, va_list ap)
case 'G':
{
double d = va_arg8 (ap, double);
#if 1
*str++ = '0';
*str++ = '.';
*str++ = '0';
#else
char *s = dtoab (d, 10, 1);
if (c == 'E' || c == 'G')
strupr (s);
@ -268,6 +273,7 @@ vsnprintf (char *str, size_t size, char const *format, va_list ap)
*str++ = pad;
count++;
}
#endif
break;
}
case 'n':