X-Git-Url: http://git.megacz.com/?a=blobdiff_plain;f=ghc%2Frts%2FRtsUtils.c;h=8f6579cb740a62a9155fe99e4a5317b0998c1c16;hb=49bff3215bf3fe9ada24dac2cf80f97db4e597dd;hp=23bf0d62465b9a2c1e238e8ba9bde740732429bf;hpb=e2bbb8b475aad005ee9136f3f4d7af5bb2182597;p=ghc-hetmet.git diff --git a/ghc/rts/RtsUtils.c b/ghc/rts/RtsUtils.c index 23bf0d6..8f6579c 100644 --- a/ghc/rts/RtsUtils.c +++ b/ghc/rts/RtsUtils.c @@ -1,21 +1,20 @@ /* ----------------------------------------------------------------------------- - * $Id: RtsUtils.c,v 1.15 2000/04/14 14:07:43 simonmar Exp $ + * $Id: RtsUtils.c,v 1.34 2003/04/01 15:40:27 sof Exp $ * - * (c) The GHC Team, 1998-1999 + * (c) The GHC Team, 1998-2002 * * General utility functions used in the RTS. * * ---------------------------------------------------------------------------*/ /* gettimeofday isn't POSIX */ -#define NON_POSIX_SOURCE +/* #include "PosixSource.h" */ #include "Rts.h" #include "RtsTypes.h" #include "RtsAPI.h" #include "RtsFlags.h" #include "Hooks.h" -#include "Main.h" #include "RtsUtils.h" #include "Ticky.h" @@ -31,27 +30,33 @@ #include #endif +#include +#include #include -/* variable-argument error function. */ +/* variable-argument internal error function. */ -void barf(char *s, ...) +void +barf(char *s, ...) { va_list ap; va_start(ap,s); /* don't fflush(stdout); WORKAROUND bug in Linux glibc */ if (prog_argv != NULL && prog_argv[0] != NULL) { - fprintf(stderr, "%s: fatal error: ", prog_argv[0]); + fprintf(stderr, "%s: internal error: ", prog_argv[0]); } else { - fprintf(stderr, "fatal error: "); + fprintf(stderr, "internal error: "); } vfprintf(stderr, s, ap); fprintf(stderr, "\n"); + fprintf(stderr, " Please report this as a bug to glasgow-haskell-bugs@haskell.org,\n or http://www.sourceforge.net/projects/ghc/\n"); fflush(stderr); stg_exit(EXIT_INTERNAL_ERROR); + va_end(ap); } -void prog_belch(char *s, ...) +void +prog_belch(char *s, ...) { va_list ap; va_start(ap,s); @@ -61,15 +66,18 @@ void prog_belch(char *s, ...) } vfprintf(stderr, s, ap); fprintf(stderr, "\n"); + va_end(ap); } -void belch(char *s, ...) +void +belch(char *s, ...) { va_list ap; va_start(ap,s); /* don't fflush(stdout); WORKAROUND bug in Linux glibc */ vfprintf(stderr, s, ap); fprintf(stderr, "\n"); + va_end(ap); } /* result-checking malloc wrappers. */ @@ -101,22 +109,30 @@ stgReallocBytes (void *p, int n, char *msg) } void * -stgMallocWords (int n, char *msg) +stgCallocBytes (int n, int m, char *msg) { - return(stgMallocBytes(n * sizeof(W_), msg)); + int i; + int sz = n * m; + char* p = stgMallocBytes(sz, msg); + for (i = 0; i < sz; i++) p[i] = 0; + return p; } -void * -stgReallocWords (void *p, int n, char *msg) +/* To simplify changing the underlying allocator used + * by stgMallocBytes(), provide stgFree() as well. + */ +void +stgFree(void* p) { - return(stgReallocBytes(p, n * sizeof(W_), msg)); + free(p); } void -_stgAssert (char *filename, nat linenum) +_stgAssert (char *filename, unsigned int linenum) { - /* don't fflush(stdout); WORKAROUND bug in Linux glibc */ + fflush(stdout); fprintf(stderr, "ASSERTION FAILED: file %s, line %u\n", filename, linenum); + fflush(stderr); abort(); } @@ -172,7 +188,7 @@ nat stg_strlen(char *s) ToDo: put this somewhere sensible. ------------------------------------------------------------------------- */ -I_ __GenSymCounter = 0; +static I_ __GenSymCounter = 0; I_ genSymZh(void) @@ -213,27 +229,44 @@ time_str(void) * clean up for us. * -------------------------------------------------------------------------- */ +#if !defined(mingw32_TARGET_OS) void resetNonBlockingFd(int fd) { long fd_flags; -#if !defined(_WIN32) || defined(__CYGWIN__) || defined(__CYGWIN32__) /* clear the non-blocking flag on this file descriptor */ fd_flags = fcntl(fd, F_GETFL); if (fd_flags & O_NONBLOCK) { fcntl(fd, F_SETFL, fd_flags & ~O_NONBLOCK); } -#endif } +void +setNonBlockingFd(int fd) +{ + long fd_flags; + + /* clear the non-blocking flag on this file descriptor */ + fd_flags = fcntl(fd, F_GETFL); + fcntl(fd, F_SETFL, fd_flags | O_NONBLOCK); +} +#else +/* Stub defns -- async / non-blocking IO is not done + * via O_NONBLOCK and select() under Win32. + */ +void resetNonBlockingFd(int fd STG_UNUSED) {} +void setNonBlockingFd(int fd STG_UNUSED) {} +#endif + +#ifdef PAR static ullong startTime = 0; /* used in a parallel setup */ ullong msTime(void) { -# if defined(HAVE_GETCLOCK) && !defined(alpha_TARGET_ARCH) +# if defined(HAVE_GETCLOCK) && !defined(alpha_TARGET_ARCH) && !defined(hppa1_1_TARGET_ARCH) struct timespec tv; if (getclock(TIMEOFDAY, &tv) != 0) { @@ -261,6 +294,7 @@ msTime(void) return t * LL(1000) - startTime; # endif } +#endif /* PAR */ /* ----------------------------------------------------------------------------- Print large numbers, with punctuation. @@ -270,21 +304,31 @@ char * ullong_format_string(ullong x, char *s, rtsBool with_commas) { if (x < (ullong)1000) - sprintf(s, "%d", (nat)x); + sprintf(s, "%lu", (lnat)x); else if (x < (ullong)1000000) - sprintf(s, (with_commas) ? "%ld,%3.3ld" : "%ld%3.3ld", - (nat)((x)/(ullong)1000), - (nat)((x)%(ullong)1000)); + sprintf(s, (with_commas) ? "%lu,%3.3lu" : "%lu%3.3lu", + (lnat)((x)/(ullong)1000), + (lnat)((x)%(ullong)1000)); else if (x < (ullong)1000000000) - sprintf(s, (with_commas) ? "%ld,%3.3ld,%3.3ld" : "%ld%3.3ld%3.3ld", - (nat)((x)/(ullong)1000000), - (nat)((x)/(ullong)1000%(ullong)1000), - (nat)((x)%(ullong)1000)); + sprintf(s, (with_commas) ? "%lu,%3.3lu,%3.3lu" : "%lu%3.3lu%3.3lu", + (lnat)((x)/(ullong)1000000), + (lnat)((x)/(ullong)1000%(ullong)1000), + (lnat)((x)%(ullong)1000)); else - sprintf(s, (with_commas) ? "%ld,%3.3ld,%3.3ld,%3.3ld" : "%ld%3.3ld%3.3ld%3.3ld", - (nat)((x)/(ullong)1000000000), - (nat)((x)/(ullong)1000000%(ullong)1000), - (nat)((x)/(ullong)1000%(ullong)1000), - (nat)((x)%(ullong)1000)); + sprintf(s, (with_commas) ? "%lu,%3.3lu,%3.3lu,%3.3lu" : "%lu%3.3lu%3.3lu%3.3lu", + (lnat)((x)/(ullong)1000000000), + (lnat)((x)/(ullong)1000000%(ullong)1000), + (lnat)((x)/(ullong)1000%(ullong)1000), + (lnat)((x)%(ullong)1000)); return s; } + + +// Can be used as a breakpoint to set on every heap check failure. +#ifdef DEBUG +void +heapCheckFail( void ) +{ +} +#endif +