| Absolute File Name: | /home/opencoverage/opencoverage/guest-scripts/bash/src/lib/malloc/trace.c |
| Source code | Switch to Preprocessed file |
| Line | Source | Count | ||||||
|---|---|---|---|---|---|---|---|---|
| 1 | /* trace.c - tracing functions for malloc */ | - | ||||||
| 2 | - | |||||||
| 3 | /* Copyright (C) 2001-2003 Free Software Foundation, Inc. | - | ||||||
| 4 | - | |||||||
| 5 | This file is part of GNU Bash, the Bourne Again SHell. | - | ||||||
| 6 | - | |||||||
| 7 | Bash is free software: you can redistribute it and/or modify | - | ||||||
| 8 | it under the terms of the GNU General Public License as published by | - | ||||||
| 9 | the Free Software Foundation, either version 3 of the License, or | - | ||||||
| 10 | (at your option) any later version. | - | ||||||
| 11 | - | |||||||
| 12 | Bash is distributed in the hope that it will be useful, | - | ||||||
| 13 | but WITHOUT ANY WARRANTY; without even the implied warranty of | - | ||||||
| 14 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | - | ||||||
| 15 | GNU General Public License for more details. | - | ||||||
| 16 | - | |||||||
| 17 | You should have received a copy of the GNU General Public License | - | ||||||
| 18 | along with Bash. If not, see <http://www.gnu.org/licenses/>. | - | ||||||
| 19 | */ | - | ||||||
| 20 | - | |||||||
| 21 | #ifdef HAVE_CONFIG_H | - | ||||||
| 22 | # include <config.h> | - | ||||||
| 23 | #endif | - | ||||||
| 24 | - | |||||||
| 25 | #include <stdio.h> | - | ||||||
| 26 | #ifdef HAVE_UNISTD_H | - | ||||||
| 27 | # include <unistd.h> | - | ||||||
| 28 | #endif | - | ||||||
| 29 | - | |||||||
| 30 | #include "imalloc.h" | - | ||||||
| 31 | - | |||||||
| 32 | extern int malloc_trace; | - | ||||||
| 33 | - | |||||||
| 34 | static int _mtrace_verbose = 0; | - | ||||||
| 35 | - | |||||||
| 36 | #ifdef MALLOC_TRACE | - | ||||||
| 37 | - | |||||||
| 38 | extern FILE *_imalloc_fopen __P((char *, char *, char *, char *, size_t)); | - | ||||||
| 39 | - | |||||||
| 40 | FILE *_mtrace_fp = NULL; | - | ||||||
| 41 | extern char _malloc_trace_buckets[]; | - | ||||||
| 42 | - | |||||||
| 43 | void | - | ||||||
| 44 | mtrace_alloc (tag, mem, size, file, line) | - | ||||||
| 45 | const char *tag; | - | ||||||
| 46 | PTR_T mem; | - | ||||||
| 47 | size_t size; | - | ||||||
| 48 | const char *file; | - | ||||||
| 49 | int line; | - | ||||||
| 50 | { | - | ||||||
| 51 | if (_mtrace_fp == NULL)
| 0 | ||||||
| 52 | _mtrace_fp = stderr; never executed: _mtrace_fp = stderr ; | 0 | ||||||
| 53 | - | |||||||
| 54 | if (_mtrace_verbose)
| 0 | ||||||
| 55 | fprintf (_mtrace_fp, "alloc: %s: %p (%zu bytes) from '%s:%d'\n", never executed: fprintf (_mtrace_fp, "alloc: %s: %p (%zu bytes) from '%s:%d'\n", tag, mem, size, file ? file : "unknown", line); | 0 | ||||||
| 56 | tag, mem, size, file ? file : "unknown", line); never executed: fprintf (_mtrace_fp, "alloc: %s: %p (%zu bytes) from '%s:%d'\n", tag, mem, size, file ? file : "unknown", line); | 0 | ||||||
| 57 | else | - | ||||||
| 58 | fprintf (_mtrace_fp, "alloc:%p:%zu:%s:%d\n", never executed: fprintf (_mtrace_fp, "alloc:%p:%zu:%s:%d\n", mem, size, file ? file : "unknown", line); | 0 | ||||||
| 59 | mem, size, file ? file : "unknown", line); never executed: fprintf (_mtrace_fp, "alloc:%p:%zu:%s:%d\n", mem, size, file ? file : "unknown", line); | 0 | ||||||
| 60 | } | - | ||||||
| 61 | - | |||||||
| 62 | void | - | ||||||
| 63 | mtrace_free (mem, size, file, line) | - | ||||||
| 64 | PTR_T mem; | - | ||||||
| 65 | int size; | - | ||||||
| 66 | const char *file; | - | ||||||
| 67 | int line; | - | ||||||
| 68 | { | - | ||||||
| 69 | if (_mtrace_fp == NULL)
| 0 | ||||||
| 70 | _mtrace_fp = stderr; never executed: _mtrace_fp = stderr ; | 0 | ||||||
| 71 | - | |||||||
| 72 | if (_mtrace_verbose)
| 0 | ||||||
| 73 | fprintf (_mtrace_fp, "free: %p (%d bytes) from '%s:%d'\n", never executed: fprintf (_mtrace_fp, "free: %p (%d bytes) from '%s:%d'\n", mem, size, file ? file : "unknown", line); | 0 | ||||||
| 74 | mem, size, file ? file : "unknown", line); never executed: fprintf (_mtrace_fp, "free: %p (%d bytes) from '%s:%d'\n", mem, size, file ? file : "unknown", line); | 0 | ||||||
| 75 | else | - | ||||||
| 76 | fprintf (_mtrace_fp, "free:%p:%d:%s:%d\n", never executed: fprintf (_mtrace_fp, "free:%p:%d:%s:%d\n", mem, size, file ? file : "unknown", line); | 0 | ||||||
| 77 | mem, size, file ? file : "unknown", line); never executed: fprintf (_mtrace_fp, "free:%p:%d:%s:%d\n", mem, size, file ? file : "unknown", line); | 0 | ||||||
| 78 | } | - | ||||||
| 79 | #endif /* MALLOC_TRACE */ | - | ||||||
| 80 | - | |||||||
| 81 | int | - | ||||||
| 82 | malloc_set_trace (n) | - | ||||||
| 83 | int n; | - | ||||||
| 84 | { | - | ||||||
| 85 | int old; | - | ||||||
| 86 | - | |||||||
| 87 | old = malloc_trace; | - | ||||||
| 88 | malloc_trace = n; | - | ||||||
| 89 | _mtrace_verbose = (n > 1); | - | ||||||
| 90 | return old; never executed: return old; | 0 | ||||||
| 91 | } | - | ||||||
| 92 | - | |||||||
| 93 | void | - | ||||||
| 94 | malloc_set_tracefp (fp) | - | ||||||
| 95 | FILE *fp; | - | ||||||
| 96 | { | - | ||||||
| 97 | #ifdef MALLOC_TRACE | - | ||||||
| 98 | _mtrace_fp = fp ? fp : stderr;
| 0 | ||||||
| 99 | #endif | - | ||||||
| 100 | } never executed: end of block | 0 | ||||||
| 101 | - | |||||||
| 102 | void | - | ||||||
| 103 | malloc_trace_bin (n) | - | ||||||
| 104 | int n; | - | ||||||
| 105 | { | - | ||||||
| 106 | #ifdef MALLOC_TRACE | - | ||||||
| 107 | _malloc_trace_buckets[n] = 1; | - | ||||||
| 108 | #endif | - | ||||||
| 109 | } never executed: end of block | 0 | ||||||
| 110 | - | |||||||
| 111 | #define TRACEROOT "/var/tmp/maltrace/trace." | - | ||||||
| 112 | - | |||||||
| 113 | void | - | ||||||
| 114 | malloc_set_tracefn (s, fn) | - | ||||||
| 115 | char *s; | - | ||||||
| 116 | char *fn; | - | ||||||
| 117 | { | - | ||||||
| 118 | #ifdef MALLOC_TRACE | - | ||||||
| 119 | FILE *fp; | - | ||||||
| 120 | char defname[sizeof (TRACEROOT) + 64]; | - | ||||||
| 121 | - | |||||||
| 122 | fp = _imalloc_fopen (s, fn, TRACEROOT, defname, sizeof (defname)); | - | ||||||
| 123 | if (fp)
| 0 | ||||||
| 124 | malloc_set_tracefp (fp); never executed: malloc_set_tracefp (fp); | 0 | ||||||
| 125 | #endif | - | ||||||
| 126 | } never executed: end of block | 0 | ||||||
| Source code | Switch to Preprocessed file |