diff options
Diffstat (limited to 'src/polypcore/core-error.c')
-rw-r--r-- | src/polypcore/core-error.c | 205 |
1 files changed, 0 insertions, 205 deletions
diff --git a/src/polypcore/core-error.c b/src/polypcore/core-error.c deleted file mode 100644 index f2240a9f..00000000 --- a/src/polypcore/core-error.c +++ /dev/null @@ -1,205 +0,0 @@ -/* $Id$ */ - -/*** - This file is part of polypaudio. - - polypaudio is free software; you can redistribute it and/or modify - it under the terms of the GNU Lesser General Public License as published - by the Free Software Foundation; either version 2 of the License, - or (at your option) any later version. - - polypaudio is distributed in the hope that it will be useful, but - WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - General Public License for more details. - - You should have received a copy of the GNU Lesser General Public License - along with polypaudio; if not, write to the Free Software - Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 - USA. -***/ - -#ifdef HAVE_CONFIG_H -#include <config.h> -#endif - -#include <errno.h> -#include <stdio.h> -#include <stdlib.h> -#include <string.h> - -#ifdef HAVE_PTHREAD -#include <pthread.h> -#endif - -#ifdef HAVE_WINDOWS_H -#include <windows.h> -#endif - -#include <polyp/utf8.h> -#include <polyp/xmalloc.h> - -#include <polypcore/core-util.h> -#include <polypcore/native-common.h> - -#include "core-error.h" - -#ifdef HAVE_PTHREAD - -static pthread_once_t cstrerror_once = PTHREAD_ONCE_INIT; -static pthread_key_t tlsstr_key; - -static void inittls(void) { - int ret; - - ret = pthread_key_create(&tlsstr_key, pa_xfree); - if (ret) { - fprintf(stderr, __FILE__ ": CRITICAL: Unable to allocate TLS key (%d)\n", errno); - exit(-1); - } -} - -#elif HAVE_WINDOWS_H - -static DWORD tlsstr_key = TLS_OUT_OF_INDEXES; -static DWORD monitor_key = TLS_OUT_OF_INDEXES; - -static void inittls(void) { - HANDLE mutex; - char name[64]; - - sprintf(name, "polypaudio%d", (int)GetCurrentProcessId()); - - mutex = CreateMutex(NULL, FALSE, name); - if (!mutex) { - fprintf(stderr, __FILE__ ": CRITICAL: Unable to create named mutex (%d)\n", (int)GetLastError()); - exit(-1); - } - - WaitForSingleObject(mutex, INFINITE); - - if (tlsstr_key == TLS_OUT_OF_INDEXES) { - tlsstr_key = TlsAlloc(); - monitor_key = TlsAlloc(); - if ((tlsstr_key == TLS_OUT_OF_INDEXES) || (monitor_key == TLS_OUT_OF_INDEXES)) { - fprintf(stderr, __FILE__ ": CRITICAL: Unable to allocate TLS key (%d)\n", (int)GetLastError()); - exit(-1); - } - } - - ReleaseMutex(mutex); - - CloseHandle(mutex); -} - -/* - * This is incredibly brain dead, but this is necessary when dealing with - * the hell that is Win32. - */ -struct monitor_data { - HANDLE thread; - void *data; -}; - -static DWORD WINAPI monitor_thread(LPVOID param) { - struct monitor_data *data; - - data = (struct monitor_data*)param; - assert(data); - - WaitForSingleObject(data->thread, INFINITE); - - CloseHandle(data->thread); - pa_xfree(data->data); - pa_xfree(data); - - return 0; -} - -static void start_monitor(void) { - HANDLE thread; - struct monitor_data *data; - - data = pa_xnew(struct monitor_data, 1); - assert(data); - - DuplicateHandle(GetCurrentProcess(), GetCurrentThread(), - GetCurrentProcess(), &data->thread, 0, FALSE, DUPLICATE_SAME_ACCESS); - - thread = CreateThread(NULL, 0, monitor_thread, data, 0, NULL); - assert(thread); - - TlsSetValue(monitor_key, data); - - CloseHandle(thread); -} - -#else - -/* Unsafe, but we have no choice */ -static char *tlsstr; - -#endif - -const char* pa_cstrerror(int errnum) { - const char *origbuf; - -#ifdef HAVE_STRERROR_R - char errbuf[128]; -#endif - -#ifdef HAVE_PTHREAD - char *tlsstr; - - pthread_once(&cstrerror_once, inittls); - - tlsstr = pthread_getspecific(tlsstr_key); -#elif defined(HAVE_WINDOWS_H) - char *tlsstr; - struct monitor_data *data; - - inittls(); - - tlsstr = TlsGetValue(tlsstr_key); - if (!tlsstr) - start_monitor(); - data = TlsGetValue(monitor_key); -#endif - - if (tlsstr) - pa_xfree(tlsstr); - -#ifdef HAVE_STRERROR_R - -#ifdef __GLIBC__ - origbuf = strerror_r(errnum, errbuf, sizeof(errbuf)); - if (origbuf == NULL) - origbuf = ""; -#else - if (strerror_r(errnum, errbuf, sizeof(errbuf)) == 0) { - origbuf = errbuf; - errbuf[sizeof(errbuf) - 1] = '\0'; - } else - origbuf = ""; -#endif - -#else - /* This might not be thread safe, but we hope for the best */ - origbuf = strerror(errnum); -#endif - - tlsstr = pa_locale_to_utf8(origbuf); - if (!tlsstr) { - fprintf(stderr, "Unable to convert, filtering\n"); - tlsstr = pa_utf8_filter(origbuf); - } - -#ifdef HAVE_PTHREAD - pthread_setspecific(tlsstr_key, tlsstr); -#elif defined(HAVE_WINDOWS_H) - TlsSetValue(tlsstr_key, tlsstr); - data->data = tlsstr; -#endif - - return tlsstr; -} |