diff options
Diffstat (limited to 'pc/gawkmisc.pc')
| -rw-r--r-- | pc/gawkmisc.pc | 44 |
1 files changed, 44 insertions, 0 deletions
diff --git a/pc/gawkmisc.pc b/pc/gawkmisc.pc index 486b1853..3f66db44 100644 --- a/pc/gawkmisc.pc +++ b/pc/gawkmisc.pc @@ -852,6 +852,50 @@ w32_shutdown (int fd, int how) #endif /* HAVE_SOCKETS */ +/* Translate abnormal exit status of Windows programs into the signal + that terminated the program. This is required to support scm_kill + and WTERMSIG. */ + +#include <signal.h> + +struct signal_and_status { + int sig; + unsigned status; +}; + +static const struct signal_and_status sigtbl[] = { + {SIGSEGV, 0xC0000005}, /* access to invalid address */ + {SIGSEGV, 0xC0000008}, /* invalid handle */ + {SIGILL, 0xC000001D}, /* illegal instruction */ + {SIGILL, 0xC0000025}, /* non-continuable instruction */ + {SIGSEGV, 0xC000008C}, /* array bounds exceeded */ + {SIGFPE, 0xC000008D}, /* float denormal */ + {SIGFPE, 0xC000008E}, /* float divide by zero */ + {SIGFPE, 0xC000008F}, /* float inexact */ + {SIGFPE, 0xC0000090}, /* float invalid operation */ + {SIGFPE, 0xC0000091}, /* float overflow */ + {SIGFPE, 0xC0000092}, /* float stack check */ + {SIGFPE, 0xC0000093}, /* float underflow */ + {SIGFPE, 0xC0000094}, /* integer divide by zero */ + {SIGFPE, 0xC0000095}, /* integer overflow */ + {SIGILL, 0xC0000096}, /* privileged instruction */ + {SIGSEGV, 0xC00000FD}, /* stack overflow */ + {SIGTERM, 0xC000013A}, /* Ctrl-C exit */ + {SIGINT, 0xC000013A} +}; + +int +w32_status_to_termsig (unsigned status) +{ + int i; + + for (i = 0; i < sizeof (sigtbl) / sizeof (sigtbl[0]); i++) + if (status == sigtbl[i].status) + return sigtbl[i].sig; + + return SIGTERM; +} + #endif /* __MINGW32__ */ #if defined(__DJGPP__) || defined(__MINGW32__) || defined(__EMX__) |