From ee963b26fc40c4b2f6acfc9ef18df4ff0cf1d553 Mon Sep 17 00:00:00 2001 From: WANG Cong Date: Mon, 28 Apr 2008 02:13:57 -0700 Subject: [PATCH] --- yaml --- r: 94080 b: refs/heads/master c: 4415d8a5aaec2008833e1c474b38627c0bc738ca h: refs/heads/master v: v3 --- [refs] | 2 +- trunk/arch/um/os-Linux/sys-i386/task_size.c | 12 ++++++++---- 2 files changed, 9 insertions(+), 5 deletions(-) diff --git a/[refs] b/[refs] index 33c6bc434796..ef6a49faa9ae 100644 --- a/[refs] +++ b/[refs] @@ -1,2 +1,2 @@ --- -refs/heads/master: 074a0db8e17ae271736148809c5f9d47dec2d993 +refs/heads/master: 4415d8a5aaec2008833e1c474b38627c0bc738ca diff --git a/trunk/arch/um/os-Linux/sys-i386/task_size.c b/trunk/arch/um/os-Linux/sys-i386/task_size.c index 48d211b3d9a1..ccb49b0aff59 100644 --- a/trunk/arch/um/os-Linux/sys-i386/task_size.c +++ b/trunk/arch/um/os-Linux/sys-i386/task_size.c @@ -88,7 +88,10 @@ unsigned long os_get_task_size(void) sa.sa_handler = segfault; sigemptyset(&sa.sa_mask); sa.sa_flags = SA_NODEFER; - sigaction(SIGSEGV, &sa, &old); + if (sigaction(SIGSEGV, &sa, &old)) { + perror("os_get_task_size"); + exit(1); + } if (!page_ok(bottom)) { fprintf(stderr, "Address 0x%x no good?\n", @@ -110,11 +113,12 @@ unsigned long os_get_task_size(void) out: /* Restore the old SIGSEGV handling */ - sigaction(SIGSEGV, &old, NULL); - + if (sigaction(SIGSEGV, &old, NULL)) { + perror("os_get_task_size"); + exit(1); + } top <<= UM_KERN_PAGE_SHIFT; printf("0x%x\n", top); - fflush(stdout); return top; }