diff options
Diffstat (limited to 'package')
| -rw-r--r-- | package/webkit/webkit-1.2.3-pthread_getattr_np.patch | 79 |
1 files changed, 79 insertions, 0 deletions
diff --git a/package/webkit/webkit-1.2.3-pthread_getattr_np.patch b/package/webkit/webkit-1.2.3-pthread_getattr_np.patch new file mode 100644 index 000000000..b71c8789e --- /dev/null +++ b/package/webkit/webkit-1.2.3-pthread_getattr_np.patch @@ -0,0 +1,79 @@ +Patch WebKit because pthread_getattr_np is not implemented in uClibc + +Define UCLIBC_USE_PROC_SELF_MAPS etc. as a workaround for uClibc. This +code was in the qtoipa webkit but appears to have been removed from +more recent versions of webkit. + +See: http://bugreports.qt.nokia.com/browse/QTBUG-6551 +Credit for fix: http://www.avrfreaks.net/index.php?name=PNphpBB2&file=viewtopic&p=545066#545066 + +Signed-off-by: Paul Jones <paul@pauljones.id.au> + +Index: webkit-1.2.3/JavaScriptCore/runtime/Collector.cpp +=================================================================== +--- webkit-1.2.3.orig/JavaScriptCore/runtime/Collector.cpp 2010-07-22 17:16:19.000000000 +0200 ++++ webkit-1.2.3/JavaScriptCore/runtime/Collector.cpp 2010-07-22 17:25:02.000000000 +0200 +@@ -75,6 +75,18 @@ + #endif + #include <unistd.h> + ++#if defined(__UCLIBC__) ++// versions of uClibc 0.9.31 and below do not have ++// pthread_getattr_np or pthread_attr_getstack. ++#if __UCLIBC_MAJOR__ == 0 && \ ++ (__UCLIBC_MINOR__ < 9 || \ ++ (__UCLIBC_MINOR__ == 9 && __UCLIBC_SUBLEVEL__ <= 31)) ++#define UCLIBC_USE_PROC_SELF_MAPS 1 ++#include <stdio_ext.h> ++extern int *__libc_stack_end; ++#endif ++#endif ++ + #if OS(SOLARIS) + #include <thread.h> + #else +@@ -610,6 +622,36 @@ + get_thread_info(find_thread(NULL), &threadInfo); + return threadInfo.stack_end; + #elif OS(UNIX) ++#ifdef UCLIBC_USE_PROC_SELF_MAPS ++ // Read /proc/self/maps and locate the line whose address ++ // range contains __libc_stack_end. ++ FILE *file = fopen("/proc/self/maps", "r"); ++ if (!file) ++ return 0; ++ __fsetlocking(file, FSETLOCKING_BYCALLER); ++ char *line = NULL; ++ size_t lineLen = 0; ++ while (!feof_unlocked(file)) { ++ if (getdelim(&line, &lineLen, '\n', file) <= 0) ++ break; ++ long from; ++ long to; ++ if (sscanf (line, "%lx-%lx", &from, &to) != 2) ++ continue; ++ if (from <= (long)__libc_stack_end && (long)__libc_stack_end < to) { ++ fclose(file); ++ free(line); ++#ifdef _STACK_GROWS_UP ++ return (void *)from; ++#else ++ return (void *)to; ++#endif ++ } ++ } ++ fclose(file); ++ free(line); ++ return 0; ++#else + static void* stackBase = 0; + static size_t stackSize = 0; + static pthread_t stackThread; +@@ -631,6 +673,7 @@ + stackThread = thread; + } + return static_cast<char*>(stackBase) + stackSize; ++#endif + #elif OS(WINCE) + if (g_stackBase) + return g_stackBase; |