X-Git-Url: https://pd.if.org/git/?a=blobdiff_plain;f=platform%2Fexample%2Ffunctions%2F_PDCLIB%2Fstdinit.c;h=160dac3440412b9d84a31b1b89c5280ec7ff05c4;hb=f603f88b4456cf9b7ab1328bf657ede22a0c9940;hp=c8122c5d44070d9169a2e75d28cd146d1ecee0ec;hpb=fe6a06a63364475c1a8cb2152b8e4074209271e2;p=pdclib diff --git a/platform/example/functions/_PDCLIB/stdinit.c b/platform/example/functions/_PDCLIB/stdinit.c index c8122c5..160dac3 100644 --- a/platform/example/functions/_PDCLIB/stdinit.c +++ b/platform/example/functions/_PDCLIB/stdinit.c @@ -15,7 +15,22 @@ #ifndef REGTEST -/* TODO: Initialize stdin, stdout, stderr */ +/* In a POSIX system, stdin / stdout / stderr are equivalent to the (int) file + descriptors 0, 1, and 2 respectively. +*/ +/* TODO: This is proof-of-concept, requires finetuning. */ +static char _PDCLIB_sin_buffer[BUFSIZ]; +static char _PDCLIB_sout_buffer[BUFSIZ]; +static char _PDCLIB_serr_buffer[BUFSIZ]; + +/* FIXME: serr should handle one character. Buffering on out / in? */ +static struct _PDCLIB_file_t _PDCLIB_serr = { 2, { 0 }, _PDCLIB_serr_buffer, BUFSIZ, 0, _IONBF, /* mbstate, */ NULL }; +static struct _PDCLIB_file_t _PDCLIB_sout = { 1, { 0 }, _PDCLIB_sout_buffer, BUFSIZ, 0, _IOLBF, /* mbstate, */ &_PDCLIB_serr }; +static struct _PDCLIB_file_t _PDCLIB_sin = { 0, { 0 }, _PDCLIB_sin_buffer, BUFSIZ, 0, _IOLBF, /* mbstate, */ &_PDCLIB_sout }; + +struct _PDCLIB_file_t * stdin = &_PDCLIB_sin; +struct _PDCLIB_file_t * stdout = &_PDCLIB_sout; +struct _PDCLIB_file_t * stderr = &_PDCLIB_serr; #endif