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39 #include "fatalerror.h"
50 #include "thread_mpi/threads.h"
52 #include "gromacs/utility/baseversion.h"
53 #include "gromacs/utility/cstringutil.h"
54 #include "gromacs/utility/futil.h"
55 #include "gromacs/utility/programcontext.h"
58 #include "gromacs/utility/basenetwork.h"
59 #include "gromacs/utility/gmxmpi.h"
61 #include "gromacs/utility/common.h"
64 static bool bDebug = false;
65 static tMPI_Thread_mutex_t where_mutex = TMPI_THREAD_MUTEX_INITIALIZER;
68 gmx_bool gmx_debug_at = FALSE;
70 static FILE *log_file = NULL;
71 static tMPI_Thread_mutex_t error_mutex = TMPI_THREAD_MUTEX_INITIALIZER;
72 static const char *const gmxuser
73 = "Please report this to the mailing list (gmx-users@gromacs.org)";
75 void gmx_init_debug(const int dbglevel, const char *dbgfile)
79 gmx_disable_file_buffering();
80 debug = gmx_ffopen(dbgfile, "w+");
89 gmx_bool bDebugMode(void)
94 void _where(const char *file, int line)
96 static gmx_bool bFirst = TRUE;
97 static int nskip = -1;
98 static int nwhere = 0;
104 tMPI_Thread_mutex_lock(&where_mutex);
105 if (bFirst) /* we repeat the check in the locked section because things
106 might have changed */
108 if ((temp = getenv("GMX_PRINT_DEBUG_LINES")) != NULL)
110 nskip = strtol(temp, NULL, 10);
114 tMPI_Thread_mutex_unlock(&where_mutex);
119 /* Skip the first n occasions, this allows to see where it goes wrong */
130 fprintf(fp, "WHERE %d, file %s - line %d\n", nwhere, file, line);
136 void gmx_fatal_set_log_file(FILE *fp)
141 static int fatal_errno = 0;
143 static void default_error_handler(const char *msg)
145 tMPI_Thread_mutex_lock(&error_mutex);
146 if (fatal_errno == 0)
150 fprintf(log_file, "%s\n", msg);
152 fprintf(stderr, "%s\n", msg);
153 /* we set it to no-zero because if this function is called, something
159 if (fatal_errno != -1)
165 tMPI_Thread_mutex_unlock(&error_mutex);
168 static void (*gmx_error_handler)(const char *msg) = default_error_handler;
170 void set_gmx_error_handler(void (*func)(const char *msg))
172 // TODO: Either this is unnecessary, or also reads to the handler should be
173 // protected by a mutex.
174 tMPI_Thread_mutex_lock(&error_mutex);
175 gmx_error_handler = func;
176 tMPI_Thread_mutex_unlock(&error_mutex);
179 static void call_error_handler(const char *key, const char *file, int line, const char *msg)
181 char buf[10240], errerrbuf[1024];
182 const char *llines = "-------------------------------------------------------";
187 sprintf(errerrbuf, "Empty fatal_error message. %s", gmxuser);
189 // In case ProgramInfo is not initialized and there is an issue with the
190 // initialization, fall back to "GROMACS".
191 const char *programName = "GROMACS";
194 programName = gmx::getProgramContext().displayName();
196 catch (const std::exception &)
200 strerr = gmx_strerror(key);
201 sprintf(buf, "\n%s\nProgram %s, %s\n"
202 "Source code file: %s, line: %d\n\n"
203 "%s:\n%s\nFor more information and tips for troubleshooting, please check the GROMACS\n"
204 "website at http://www.gromacs.org/Documentation/Errors\n%s\n",
205 llines, programName, gmx_version(), file, line,
206 strerr, msg ? msg : errerrbuf, llines);
209 gmx_error_handler(buf);
212 gmx_noreturn static void do_exit(bool bMaster, bool bFinalize)
220 if (gmx_mpi_initialized())
224 /* Broadcast the fatal error number possibly modified
225 * on the master process, in case the user would like
226 * to use the return status on a non-master process.
227 * The master process in cr and dd always has global rank 0.
229 MPI_Bcast(&fatal_errno, sizeof(fatal_errno), MPI_BYTE,
232 /* Finalize nicely instead of aborting */
243 /* Let all other processes wait till the master has printed
244 * the error message and issued MPI_Abort.
246 MPI_Barrier(MPI_COMM_WORLD);
250 GMX_UNUSED_VALUE(bMaster);
251 GMX_UNUSED_VALUE(bFinalize);
261 void gmx_fatal_mpi_va(int f_errno, const char *file, int line,
262 gmx_bool bMaster, gmx_bool bFinalize,
263 const char *fmt, va_list ap)
268 vsprintf(msg, fmt, ap);
270 tMPI_Thread_mutex_lock(&error_mutex);
271 fatal_errno = f_errno;
272 tMPI_Thread_mutex_unlock(&error_mutex);
274 call_error_handler("fatal", file, line, msg);
277 do_exit(bMaster, bFinalize);
280 void gmx_fatal(int f_errno, const char *file, int line, const char *fmt, ...)
284 gmx_fatal_mpi_va(f_errno, file, line, TRUE, FALSE, fmt, ap);
288 char *gmx_strerror(const char *key)
291 const char *key, *msg;
293 error_msg_t msg[] = {
294 { "bug", "Possible bug" },
295 { "call", "Routine should not have been called" },
296 { "comm", "Communication (parallel processing) problem" },
297 { "fatal", "Fatal error" },
298 { "cmd", "Invalid command line argument" },
299 { "file", "File input/output error" },
300 { "impl", "Implementation restriction" },
301 { "incons", "Software inconsistency error" },
302 { "input", "Input error or input inconsistency" },
303 { "mem", "Memory allocation/freeing error" },
304 { "open", "Can not open file" },
305 { "range", "Range checking error" },
311 return strdup("Empty message");
315 for (size_t i = 0; msg[i].key != NULL; ++i)
317 if (strcmp(key, msg[i].key) == 0)
319 return strdup(msg[i].msg);
323 sprintf(buf, "No error message associated with key %s\n%s", key, gmxuser);
329 void _gmx_error(const char *key, const char *msg, const char *file, int line)
331 call_error_handler(key, file, line, msg);
332 do_exit(true, false);
335 void _range_check(int n, int n_min, int n_max, const char *warn_str,
336 const char *var, const char *file, int line)
340 if ((n < n_min) || (n >= n_max))
342 if (warn_str != NULL)
344 strcpy(buf, warn_str);
352 sprintf(buf+strlen(buf), "Variable %s has value %d. It should have been "
353 "within [ %d .. %d ]\n", var, n, n_min, n_max);
355 _gmx_error("range", buf, file, line);
359 void gmx_warning(const char *fmt, ...)
365 vsprintf(msg, fmt, ap);
368 fprintf(stderr, "\nWARNING: %s\n\n", msg);