From dcd1ef4516bf43cdd866069ef5df2a6a958945d2 Mon Sep 17 00:00:00 2001 From: Corinna Vinschen Date: Thu, 2 Aug 2007 14:07:19 +0000 Subject: [PATCH] * smallprint.c: New file. * Makefile.in (OBJS): Add smallprint.o. (CYGWIN_OBJS): Remove smallprint.o from Cygwin dir. --- winsup/cygserver/ChangeLog | 6 + winsup/cygserver/Makefile.in | 4 +- winsup/cygserver/smallprint.c | 250 ++++++++++++++++++++++++++++++++++ 3 files changed, 258 insertions(+), 2 deletions(-) create mode 100644 winsup/cygserver/smallprint.c diff --git a/winsup/cygserver/ChangeLog b/winsup/cygserver/ChangeLog index d2fb08c95..fbfc7969d 100644 --- a/winsup/cygserver/ChangeLog +++ b/winsup/cygserver/ChangeLog @@ -1,3 +1,9 @@ +2007-08-02 Corinna Vinschen + + * smallprint.c: New file. + * Makefile.in (OBJS): Add smallprint.o. + (CYGWIN_OBJS): Remove smallprint.o from Cygwin dir. + 2007-07-21 Corinna Vinschen * bsd_helper.cc: Drop unnecessary security.h include. diff --git a/winsup/cygserver/Makefile.in b/winsup/cygserver/Makefile.in index 550f47238..b12ff2083 100644 --- a/winsup/cygserver/Makefile.in +++ b/winsup/cygserver/Makefile.in @@ -38,12 +38,12 @@ override CXXFLAGS+=-MMD -DHAVE_DECL_GETOPT=0 -D__OUTSIDE_CYGWIN__ -DSYSCONFDIR=" .SUFFIXES: .c .cc .a .o .d OBJS:= cygserver.o client.o process.o msg.o sem.o shm.o threaded_queue.o \ - transport.o transport_pipes.o \ + transport.o transport_pipes.o smallprint.o \ bsd_helper.o bsd_log.o bsd_mutex.o \ sysv_msg.o sysv_sem.o sysv_shm.o LIBOBJS:=${patsubst %.o,lib%.o,$(OBJS)} -CYGWIN_OBJS:=$(cygwin_build)/smallprint.o $(cygwin_build)/version.o +CYGWIN_OBJS:=$(cygwin_build)/version.o CYGWIN_LIB:=$(cygwin_build)/libcygwin.a diff --git a/winsup/cygserver/smallprint.c b/winsup/cygserver/smallprint.c new file mode 100644 index 000000000..915031823 --- /dev/null +++ b/winsup/cygserver/smallprint.c @@ -0,0 +1,250 @@ +/* smallprint.c: small print routines for WIN32 + + Copyright 1996, 1998, 2000, 2001, 2002, 2003, 2005, 2006 Red Hat, Inc. + +This file is part of Cygwin. + +This software is a copyrighted work licensed under the terms of the +Cygwin license. Please consult the file "CYGWIN_LICENSE" for +details. */ + +#include "winsup.h" +#include +#include +#include +#define WIN32_LEAN_AND_MEAN +#include + +int __small_sprintf (char *dst, const char *fmt, ...); +int __small_vsprintf (char *dst, const char *fmt, va_list ap); + +#define LLMASK (0xffffffffffffffffULL) +#define LMASK (0xffffffff) + +#define rnarg(dst, base, dosign, len, pad) __rn ((dst), (base), (dosign), va_arg (ap, long), len, pad, LMASK) +#define rnargLL(dst, base, dosign, len, pad) __rn ((dst), (base), (dosign), va_arg (ap, unsigned long long), len, pad, LLMASK) + +static char __fastcall * +__rn (char *dst, int base, int dosign, long long val, int len, int pad, unsigned long long mask) +{ + /* longest number is ULLONG_MAX, 18446744073709551615, 20 digits */ + unsigned long long uval = 0; + char res[20]; + static const char str[16] = "0123456789ABCDEF"; + int l = 0; + + if (dosign && val < 0) + { + *dst++ = '-'; + uval = -val; + } + else if (dosign > 0 && val > 0) + { + *dst++ = '+'; + uval = val; + } + else + uval = val; + + uval &= mask; + + do + { + res[l++] = str[uval % base]; + uval /= base; + } + while (uval); + + while (len-- > l) + *dst++ = pad; + + while (l > 0) + *dst++ = res[--l]; + + return dst; +} + +int +__small_vsprintf (char *dst, const char *fmt, va_list ap) +{ + char tmp[CYG_MAX_PATH + 1]; + char *orig = dst; + const char *s; + + DWORD err = GetLastError (); + + while (*fmt) + { + int i, n = 0x7fff; + if (*fmt != '%') + *dst++ = *fmt++; + else + { + int len = 0; + char pad = ' '; + int addsign = -1; + + switch (*++fmt) + { + case '+': + addsign = 1; + fmt++; + break; + case '%': + *dst++ = *fmt++; + continue; + } + + for (;;) + { + char c = *fmt++; + switch (c) + { + case '0': + if (len == 0) + { + pad = '0'; + continue; + } + case '1': case '2': case '3': case '4': + case '5': case '6': case '7': case '8': case '9': + len = len * 10 + (c - '0'); + continue; + case 'l': + continue; + case 'c': + { + int c = va_arg (ap, int); + if (c > ' ' && c <= 127) + *dst++ = c; + else + { + *dst++ = '0'; + *dst++ = 'x'; + dst = __rn (dst, 16, 0, c, len, pad, LMASK); + } + } + break; + case 'E': + strcpy (dst, "Win32 error "); + dst = __rn (dst + sizeof ("Win32 error"), 10, 0, err, len, pad, LMASK); + break; + case 'd': + dst = rnarg (dst, 10, addsign, len, pad); + break; + case 'D': + dst = rnargLL (dst, 10, addsign, len, pad); + break; + case 'u': + dst = rnarg (dst, 10, 0, len, pad); + break; + case 'U': + dst = rnargLL (dst, 10, 0, len, pad); + break; + case 'o': + dst = rnarg (dst, 8, 0, len, pad); + break; + case 'p': + *dst++ = '0'; + *dst++ = 'x'; + /* fall through */ + case 'x': + dst = rnarg (dst, 16, 0, len, pad); + break; + case 'X': + dst = rnargLL (dst, 16, 0, len, pad); + break; + case 'P': + if (!GetModuleFileName (NULL, tmp, CYG_MAX_PATH)) + s = "cygwin program"; + else + s = tmp; + goto fillin; + case '.': + n = strtol (fmt, (char **) &fmt, 10); + if (*fmt++ != 's') + goto endfor; + case 's': + s = va_arg (ap, char *); + if (s == NULL) + s = "(null)"; + fillin: + for (i = 0; *s && i < n; i++) + *dst++ = *s++; + break; + default: + *dst++ = '?'; + *dst++ = fmt[-1]; + } + endfor: + break; + } + } + } + *dst = 0; + SetLastError (err); + return dst - orig; +} + +int +__small_sprintf (char *dst, const char *fmt, ...) +{ + int r; + va_list ap; + va_start (ap, fmt); + r = __small_vsprintf (dst, fmt, ap); + va_end (ap); + return r; +} + +void +small_printf (const char *fmt, ...) +{ + char buf[16384]; + va_list ap; + DWORD done; + int count; + +#if 0 /* Turn on to force console errors */ + extern SECURITY_ATTRIBUTES sec_none; + HANDLE h = CreateFileA ("CONOUT$", GENERIC_READ|GENERIC_WRITE, + FILE_SHARE_WRITE | FILE_SHARE_WRITE, &sec_none, + OPEN_EXISTING, 0, 0); + if (h) + SetStdHandle (STD_ERROR_HANDLE, h); +#endif + + va_start (ap, fmt); + count = __small_vsprintf (buf, fmt, ap); + va_end (ap); + + WriteFile (GetStdHandle (STD_ERROR_HANDLE), buf, count, &done, NULL); + FlushFileBuffers (GetStdHandle (STD_ERROR_HANDLE)); +} + +#ifdef DEBUGGING +static HANDLE NO_COPY console_handle = NULL; +void +console_printf (const char *fmt, ...) +{ + char buf[16384]; + va_list ap; + DWORD done; + int count; + + if (!console_handle) + console_handle = CreateFileA ("CON", GENERIC_WRITE, + FILE_SHARE_READ | FILE_SHARE_WRITE, + NULL, OPEN_EXISTING, 0, 0); + + if (console_handle == INVALID_HANDLE_VALUE) + console_handle = GetStdHandle (STD_ERROR_HANDLE); + + va_start (ap, fmt); + count = __small_vsprintf (buf, fmt, ap); + va_end (ap); + + WriteFile (console_handle, buf, count, &done, NULL); + FlushFileBuffers (console_handle); +} +#endif