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author | Stephen Gallagher <sgallagh@redhat.com> | 2010-08-10 11:55:27 -0400 |
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committer | Stephen Gallagher <sgallagh@redhat.com> | 2010-08-13 14:37:19 -0400 |
commit | bf98ddf34edf25064e96594d782e8418fcd80f77 (patch) | |
tree | 9b7a41c8e72df0dcc825e6866841c9b4535f1ba3 /collection/trace.h | |
parent | 345e0fbc582d212f0fe580b83a16b5932640ee63 (diff) | |
download | ding-libs2-bf98ddf34edf25064e96594d782e8418fcd80f77.tar.gz ding-libs2-bf98ddf34edf25064e96594d782e8418fcd80f77.tar.xz ding-libs2-bf98ddf34edf25064e96594d782e8418fcd80f77.zip |
Update libcollection with new make environment
Diffstat (limited to 'collection/trace.h')
-rw-r--r-- | collection/trace.h | 159 |
1 files changed, 159 insertions, 0 deletions
diff --git a/collection/trace.h b/collection/trace.h new file mode 100644 index 0000000..04aa5c8 --- /dev/null +++ b/collection/trace.h @@ -0,0 +1,159 @@ +/* + COMMON TRACE + + Common header file for tracing. + + Copyright (C) Dmitri Pal <dpal@redhat.com> 2009 + + This program is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 3 of the License, or + (at your option) any later version. + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + You should have received a copy of the GNU General Public License + along with this program. If not, see <http://www.gnu.org/licenses/>. +*/ + +#ifndef COMMON_TRACE_H +#define COMMON_TRACE_H + +#ifdef TRACE_LEVEL +#define HAVE_TRACE +#include <stdio.h> + +/* The trace level is a bit mask */ +#define TRACE_FLOW 0x0000001 /* - trace messages that are entry exit into functions */ +#define TRACE_ERROR 0x0000002 /* - trace messages that are errors */ +#define TRACE_INFO 0x0000004 /* - trace things that are informational */ + + +#ifdef TRACE_HOME /* Define this in the module that contains main */ +unsigned trace_level = TRACE_LEVEL; +#else +extern unsigned trace_level; +#endif /* TRACE_HOME */ +#endif /* TRACE_LEVEL */ + + + +#ifdef HAVE_TRACE +/* Tracing strings */ +#define TRACE_STRING(level, msg, str) \ + do { \ + if (level & trace_level) { \ + printf("[DEBUG] %40s (%4d) %s%s %s\n", \ + __FILE__, __LINE__, \ + (level == TRACE_ERROR) ? "ERROR-> " : "", \ + (msg != NULL) ? msg : "MISSING MESSAGE", \ + (str != NULL) ? str : "(null)"); \ + } \ + } while(0) + +/* Tracing unsigned numbers */ +#define TRACE_NUMBER(level, msg, num) \ + do { \ + if (level & trace_level) { \ + printf("[DEBUG] %40s (%4d) %s%s %lu\n", \ + __FILE__, __LINE__, \ + (level == TRACE_ERROR) ? "ERROR-> " : "", \ + (msg != NULL) ? msg : "MISSING MESSAGE", \ + (unsigned long int)(num)); \ + } \ + } while(0) + +/* Tracing signed numbers */ +#define TRACE_SNUMBER(level, msg, num) \ + do { \ + if (level & trace_level) { \ + printf("[DEBUG] %40s (%4d) %s%s %ld\n", \ + __FILE__, __LINE__, \ + (level == TRACE_ERROR) ? "ERROR-> " : "", \ + (msg != NULL) ? msg : "MISSING MESSAGE", \ + (long int)(num)); \ + } \ + } while(0) + +/* Tracing long numbers */ +#define TRACE_LNUMBER(level, msg, num) \ + do { \ + if (level & trace_level) { \ + printf("[DEBUG] %40s (%4d) %s%s %llu\n", \ + __FILE__, __LINE__, \ + (level == TRACE_ERROR) ? "ERROR-> " : "", \ + (msg != NULL) ? msg : "MISSING MESSAGE", \ + (unsigned long long int)(num)); \ + } \ + } while(0) + +/* Tracing signed long numbers */ +#define TRACE_SLNUMBER(level, msg, num) \ + do { \ + if (level & trace_level) { \ + printf("[DEBUG] %40s (%4d) %s%s %lld\n", \ + __FILE__, __LINE__, \ + (level == TRACE_ERROR) ? "ERROR-> " : "", \ + (msg != NULL) ? msg : "MISSING MESSAGE", \ + (long long int)(num)); \ + } \ + } while(0) + +/* Tracing doubles */ +#define TRACE_DOUBLE(level, msg, num) \ + do { \ + if (level & trace_level) { \ + printf("[DEBUG] %40s (%4d) %s%s %e\n", \ + __FILE__, __LINE__, \ + (level == TRACE_ERROR) ? "ERROR-> " : "", \ + (msg != NULL) ? msg : "MISSING MESSAGE", \ + (double)(num)); \ + } \ + } while(0) + +/* Assertion */ +#define TRACE_ASSERT(expression) expression ? : printf("ASSERTION FAILED\n") +#else /* HAVE_TRACE */ + +/* Noop in case the tracing is disabled */ +#define TRACE_STRING(level, msg, str) +#define TRACE_NUMBER(level, msg, num) +#define TRACE_SNUMBER(level, msg, num) +#define TRACE_LNUMBER(level, msg, num) +#define TRACE_SLNUMBER(level, msg, num) +#define TRACE_DOUBLE(level, msg, num) +#endif /* HAVE_TRACE */ + + +/* Convenience wrappers for strings */ +#define TRACE_FLOW_STRING(msg, str) TRACE_STRING(TRACE_FLOW, msg, str) +#define TRACE_ERROR_STRING(msg, str) TRACE_STRING(TRACE_ERROR, msg, str) +#define TRACE_INFO_STRING(msg, str) TRACE_STRING(TRACE_INFO, msg, str) + +/* Convenience wrappers for unsigned numbers */ +#define TRACE_FLOW_NUMBER(msg, num) TRACE_NUMBER(TRACE_FLOW, msg, num) +#define TRACE_ERROR_NUMBER(msg, num) TRACE_NUMBER(TRACE_ERROR, msg, num) +#define TRACE_INFO_NUMBER(msg, num) TRACE_NUMBER(TRACE_INFO, msg, num) + +/* Convenience wrappers for signed numbers */ +#define TRACE_FLOW_SNUMBER(msg, num) TRACE_SNUMBER(TRACE_FLOW, msg, num) +#define TRACE_ERROR_SNUMBER(msg, num) TRACE_SNUMBER(TRACE_ERROR, msg, num) +#define TRACE_INFO_SNUMBER(msg, num) TRACE_SNUMBER(TRACE_INFO, msg, num) + +/* Convenience wrappers for 64-bit long unsigned numbers */ +#define TRACE_FLOW_LNUMBER(msg, num) TRACE_LNUMBER(TRACE_FLOW, msg, num) +#define TRACE_ERROR_LNUMBER(msg, num) TRACE_LNUMBER(TRACE_ERROR, msg, num) +#define TRACE_INFO_LNUMBER(msg, num) TRACE_LNUMBER(TRACE_INFO, msg, num) + +/* Convenience wrappers for 64-bit long signed numbers */ +#define TRACE_FLOW_SLNUMBER(msg, num) TRACE_SLNUMBER(TRACE_FLOW, msg, num) +#define TRACE_ERROR_SLNUMBER(msg, num) TRACE_SLNUMBER(TRACE_ERROR, msg, num) +#define TRACE_INFO_SLNUMBER(msg, num) TRACE_SLNUMBER(TRACE_INFO, msg, num) + +/* Convenience wrappers for numbers */ +#define TRACE_FLOW_DOUBLE(msg, num) TRACE_DOUBLE(TRACE_FLOW, msg, num) +#define TRACE_ERROR_DOUBLE(msg, num) TRACE_DOUBLE(TRACE_ERROR, msg, num) +#define TRACE_INFO_DOUBLE(msg, num) TRACE_DOUBLE(TRACE_INFO, msg, num) + +#endif /* COMMON_TRACE_H */ |