diff options
Diffstat (limited to 'erts/lib_src/common/erl_printf.c')
-rw-r--r-- | erts/lib_src/common/erl_printf.c | 59 |
1 files changed, 38 insertions, 21 deletions
diff --git a/erts/lib_src/common/erl_printf.c b/erts/lib_src/common/erl_printf.c index b5e90dfeef..259ba8c81d 100644 --- a/erts/lib_src/common/erl_printf.c +++ b/erts/lib_src/common/erl_printf.c @@ -1,7 +1,7 @@ /* * %CopyrightBegin% * - * Copyright Ericsson AB 2005-2016. All Rights Reserved. + * Copyright Ericsson AB 2005-2018. All Rights Reserved. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. @@ -63,7 +63,7 @@ void (*erts_printf_unblock_fpe)(int) = NULL; #undef FWRITE #undef PUTC_ON_SMALL_WRITES -#if defined(USE_THREADS) && defined(HAVE_FLOCKFILE) +#if defined(HAVE_FLOCKFILE) # define FLOCKFILE(FP) flockfile(FP) # define FUNLOCKFILE(FP) funlockfile(FP) # ifdef HAVE_PUTC_UNLOCKED @@ -73,11 +73,7 @@ void (*erts_printf_unblock_fpe)(int) = NULL; # ifdef HAVE_FWRITE_UNLOCKED # define FWRITE fwrite_unlocked # endif -#endif -#if !defined(USE_THREADS) && defined(putc) && !defined(fwrite) -# define PUTC_ON_SMALL_WRITES -#endif -#if !defined(FLOCKFILE) || !defined(FUNLOCKFILE) +#else # define FLOCKFILE(FP) # define FUNLOCKFILE(FP) #endif @@ -147,8 +143,8 @@ write_f_add_cr(void *vfp, char* buf, size_t len) return len; } -static int -write_f(void *vfp, char* buf, size_t len) +int +erts_write_fp(void *vfp, char* buf, size_t len) { ASSERT(vfp); #ifdef PUTC_ON_SMALL_WRITES @@ -165,8 +161,8 @@ write_f(void *vfp, char* buf, size_t len) return len; } -static int -write_fd(void *vfdp, char* buf, size_t len) +int +erts_write_fd(void *vfdp, char* buf, size_t len) { ssize_t size; size_t res = len; @@ -226,8 +222,8 @@ write_sn(void *vwsnap, char* buf, size_t len) return rv; } -static int -write_ds(void *vdsbufp, char* buf, size_t len) +int +erts_write_ds(void *vdsbufp, char* buf, size_t len) { erts_dsprintf_buf_t *dsbufp = (erts_dsprintf_buf_t *) vdsbufp; size_t need_len = len + 1; /* Also trailing '\0' */ @@ -257,7 +253,7 @@ erts_printf(const char *format, ...) FLOCKFILE(stdout); res = erts_printf_format(erts_printf_add_cr_to_stdout ? write_f_add_cr - : write_f, + : erts_write_fp, (void *) stdout, (char *) format, arglist); @@ -285,7 +281,7 @@ erts_fprintf(FILE *filep, const char *format, ...) else if (erts_printf_add_cr_to_stderr && filep == stderr) fmt_f = write_f_add_cr; else - fmt_f = write_f; + fmt_f = erts_write_fp; FLOCKFILE(filep); res = erts_printf_format(fmt_f,(void *)filep,(char *)format,arglist); FUNLOCKFILE(filep); @@ -301,7 +297,7 @@ erts_fdprintf(int fd, const char *format, ...) va_list arglist; va_start(arglist, format); errno = 0; - res = erts_printf_format(write_fd,(void *)&fd,(char *)format,arglist); + res = erts_printf_format(erts_write_fd,(void *)&fd,(char *)format,arglist); va_end(arglist); return res; } @@ -355,7 +351,7 @@ erts_dsprintf(erts_dsprintf_buf_t *dsbufp, const char *format, ...) return -EINVAL; va_start(arglist, format); errno = 0; - res = erts_printf_format(write_ds, (void *)dsbufp, (char *)format, arglist); + res = erts_printf_format(erts_write_ds, (void *)dsbufp, (char *)format, arglist); if (dsbufp->str) { if (res < 0) dsbufp->str[0] = '\0'; @@ -366,6 +362,20 @@ erts_dsprintf(erts_dsprintf_buf_t *dsbufp, const char *format, ...) return res; } +/* + * Callback printf + */ +int erts_cbprintf(fmtfn_t cb_fn, void* cb_arg, const char* format, ...) +{ + int res; + va_list arglist; + va_start(arglist, format); + errno = 0; + res = erts_printf_format(cb_fn, cb_arg, (char *)format, arglist); + va_end(arglist); + return res; +} + int erts_vprintf(const char *format, va_list arglist) { @@ -376,7 +386,7 @@ erts_vprintf(const char *format, va_list arglist) errno = 0; res = erts_printf_format(erts_printf_add_cr_to_stdout ? write_f_add_cr - : write_f, + : erts_write_fp, (void *) stdout, (char *) format, arglist); @@ -400,7 +410,7 @@ erts_vfprintf(FILE *filep, const char *format, va_list arglist) else if (erts_printf_add_cr_to_stderr && filep == stderr) fmt_f = write_f_add_cr; else - fmt_f = write_f; + fmt_f = erts_write_fp; res = erts_printf_format(fmt_f,(void *)filep,(char *)format,arglist); } return res; @@ -411,7 +421,7 @@ erts_vfdprintf(int fd, const char *format, va_list arglist) { int res; errno = 0; - res = erts_printf_format(write_fd,(void *)&fd,(char *)format,arglist); + res = erts_printf_format(erts_write_fd,(void *)&fd,(char *)format,arglist); return res; } @@ -456,7 +466,7 @@ erts_vdsprintf(erts_dsprintf_buf_t *dsbufp, const char *format, va_list arglist) if (!dsbufp) return -EINVAL; errno = 0; - res = erts_printf_format(write_ds, (void *)dsbufp, (char *)format, arglist); + res = erts_printf_format(erts_write_ds, (void *)dsbufp, (char *)format, arglist); if (dsbufp->str) { if (res < 0) dsbufp->str[0] = '\0'; @@ -465,3 +475,10 @@ erts_vdsprintf(erts_dsprintf_buf_t *dsbufp, const char *format, va_list arglist) } return res; } + +int +erts_vcbprintf(fmtfn_t cb_fn, void* cb_arg, const char *format, va_list arglist) +{ + errno = 0; + return erts_printf_format(cb_fn, cb_arg, (char *)format, arglist); +} |