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39 #include "fatalerror.h"
50 #include "thread_mpi/threads.h"
52 #include "gromacs/utility/basenetwork.h"
53 #include "gromacs/utility/baseversion.h"
54 #include "gromacs/utility/common.h"
55 #include "gromacs/utility/cstringutil.h"
56 #include "gromacs/utility/futil.h"
57 #include "gromacs/utility/gmxmpi.h"
58 #include "gromacs/utility/programcontext.h"
59 #include "gromacs/utility/smalloc.h"
61 static bool bDebug = false;
62 static tMPI_Thread_mutex_t where_mutex = TMPI_THREAD_MUTEX_INITIALIZER;
65 gmx_bool gmx_debug_at = FALSE;
67 static FILE *log_file = NULL;
68 static tMPI_Thread_mutex_t error_mutex = TMPI_THREAD_MUTEX_INITIALIZER;
69 static const char *const gmxuser
70 = "Please report this to the mailing list (gmx-users@gromacs.org)";
72 void gmx_init_debug(const int dbglevel, const char *dbgfile)
76 gmx_disable_file_buffering();
77 debug = gmx_ffopen(dbgfile, "w+");
86 gmx_bool bDebugMode(void)
91 void _where(const char *file, int line)
93 static gmx_bool bFirst = TRUE;
94 static int nskip = -1;
95 static int nwhere = 0;
101 tMPI_Thread_mutex_lock(&where_mutex);
102 if (bFirst) /* we repeat the check in the locked section because things
103 might have changed */
105 if ((temp = getenv("GMX_PRINT_DEBUG_LINES")) != NULL)
107 nskip = strtol(temp, NULL, 10);
111 tMPI_Thread_mutex_unlock(&where_mutex);
116 /* Skip the first n occasions, this allows to see where it goes wrong */
127 fprintf(fp, "WHERE %d, file %s - line %d\n", nwhere, file, line);
133 void gmx_fatal_set_log_file(FILE *fp)
138 static int fatal_errno = 0;
140 static void default_error_handler(const char *msg)
142 tMPI_Thread_mutex_lock(&error_mutex);
143 if (fatal_errno == 0)
147 fprintf(log_file, "%s\n", msg);
149 fprintf(stderr, "%s\n", msg);
150 /* we set it to no-zero because if this function is called, something
156 if (fatal_errno != -1)
162 tMPI_Thread_mutex_unlock(&error_mutex);
165 static void (*gmx_error_handler)(const char *msg) = default_error_handler;
167 void set_gmx_error_handler(void (*func)(const char *msg))
169 // TODO: Either this is unnecessary, or also reads to the handler should be
170 // protected by a mutex.
171 tMPI_Thread_mutex_lock(&error_mutex);
172 gmx_error_handler = func;
173 tMPI_Thread_mutex_unlock(&error_mutex);
176 static void call_error_handler(const char *key, const char *file, int line, const char *msg)
178 char buf[10240], errerrbuf[1024];
179 const char *llines = "-------------------------------------------------------";
184 sprintf(errerrbuf, "Empty fatal_error message. %s", gmxuser);
186 // In case ProgramInfo is not initialized and there is an issue with the
187 // initialization, fall back to "GROMACS".
188 const char *programName = "GROMACS";
191 programName = gmx::getProgramContext().displayName();
193 catch (const std::exception &)
197 strerr = gmx_strerror(key);
198 sprintf(buf, "\n%s\nProgram %s, %s\n"
199 "Source code file: %s, line: %d\n\n"
200 "%s:\n%s\nFor more information and tips for troubleshooting, please check the GROMACS\n"
201 "website at http://www.gromacs.org/Documentation/Errors\n%s\n",
202 llines, programName, gmx_version(), file, line,
203 strerr, msg ? msg : errerrbuf, llines);
206 gmx_error_handler(buf);
209 GMX_ATTRIBUTE_NORETURN static void do_exit(bool bMaster, bool bFinalize)
217 if (gmx_mpi_initialized())
221 /* Broadcast the fatal error number possibly modified
222 * on the master process, in case the user would like
223 * to use the return status on a non-master process.
224 * The master process in cr and dd always has global rank 0.
226 MPI_Bcast(&fatal_errno, sizeof(fatal_errno), MPI_BYTE,
229 /* Finalize nicely instead of aborting */
240 /* Let all other processes wait till the master has printed
241 * the error message and issued MPI_Abort.
243 MPI_Barrier(MPI_COMM_WORLD);
247 GMX_UNUSED_VALUE(bMaster);
248 GMX_UNUSED_VALUE(bFinalize);
258 void gmx_fatal_mpi_va(int f_errno, const char *file, int line,
259 gmx_bool bMaster, gmx_bool bFinalize,
260 const char *fmt, va_list ap)
265 vsprintf(msg, fmt, ap);
267 tMPI_Thread_mutex_lock(&error_mutex);
268 fatal_errno = f_errno;
269 tMPI_Thread_mutex_unlock(&error_mutex);
271 call_error_handler("fatal", file, line, msg);
274 do_exit(bMaster, bFinalize);
277 void gmx_fatal(int f_errno, const char *file, int line, const char *fmt, ...)
281 gmx_fatal_mpi_va(f_errno, file, line, TRUE, FALSE, fmt, ap);
285 char *gmx_strerror(const char *key)
288 const char *key, *msg;
290 error_msg_t msg[] = {
291 { "bug", "Possible bug" },
292 { "call", "Routine should not have been called" },
293 { "comm", "Communication (parallel processing) problem" },
294 { "fatal", "Fatal error" },
295 { "cmd", "Invalid command line argument" },
296 { "file", "File input/output error" },
297 { "impl", "Implementation restriction" },
298 { "incons", "Software inconsistency error" },
299 { "input", "Input error or input inconsistency" },
300 { "mem", "Memory allocation/freeing error" },
301 { "open", "Can not open file" },
302 { "range", "Range checking error" },
308 return strdup("Empty message");
312 for (size_t i = 0; msg[i].key != NULL; ++i)
314 if (strcmp(key, msg[i].key) == 0)
316 return strdup(msg[i].msg);
320 sprintf(buf, "No error message associated with key %s\n%s", key, gmxuser);
326 void _gmx_error(const char *key, const char *msg, const char *file, int line)
328 call_error_handler(key, file, line, msg);
329 do_exit(true, false);
332 void _range_check(int n, int n_min, int n_max, const char *warn_str,
333 const char *var, const char *file, int line)
337 if ((n < n_min) || (n >= n_max))
339 if (warn_str != NULL)
341 strcpy(buf, warn_str);
349 sprintf(buf+strlen(buf), "Variable %s has value %d. It should have been "
350 "within [ %d .. %d ]\n", var, n, n_min, n_max);
352 _gmx_error("range", buf, file, line);
356 void gmx_warning(const char *fmt, ...)
362 vsprintf(msg, fmt, ap);
365 fprintf(stderr, "\nWARNING: %s\n\n", msg);