77098893f9
- Fix STACKTRACES option - Put correct permissions on /var directories creted by the port PR: 196711 Submitted by: timp87 at gmail.com
62 lines
1.7 KiB
Text
62 lines
1.7 KiB
Text
--- src/tools.cc.orig 2014-10-31 12:36:43.000000000 +0300
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+++ src/tools.cc 2014-11-21 14:11:25.000000000 +0300
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@@ -71,6 +71,13 @@
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#include <errno.h>
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#endif
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+#if PRINT_STACK_TRACE
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+#ifdef __FreeBSD__
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+#define UNW_LOCAL_ONLY
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+#include <libunwind.h>
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+#endif
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+#endif
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+
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#define DEAD_MSG "\
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The Squid Cache (version %s) died.\n\
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\n\
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@@ -411,6 +418,45 @@
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}
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#endif
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+#ifdef __FreeBSD__
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+ do {
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+ unw_context_t unw_ctx;
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+ unw_cursor_t unw_cp;
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+ unw_word_t sp, ip, off;
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+ int rc = 0;
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+ char procname[256];
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+ size_t frame;
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+
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+ bzero((void *)&unw_ctx, sizeof(unw_ctx));
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+ bzero((void *)&unw_cp, sizeof(unw_cp));
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+
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+ if ((rc = unw_getcontext(&unw_ctx))) {
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+ fprintf(debug_log, "Failed to trace own stack: "
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+ "unw_context() said '%s'.\n", unw_strerror(rc));
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+ break;
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+ }
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+ if ((rc = unw_init_local(&unw_cp, &unw_ctx))) {
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+ fprintf(debug_log, "Failed to trace own stack: "
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+ "unw_init_local() said '%s'.\n", unw_strerror(rc));
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+ break;
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+ }
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+ frame = 0;
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+ fprintf(debug_log, "Backtrace follows (deepest frame first):\n");
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+ while ((rc = unw_step(&unw_cp)) > 0) {
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+ frame++;
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+ ip = 0; sp = 0;
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+ unw_get_reg(&unw_cp, UNW_REG_IP, &ip);
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+ unw_get_reg(&unw_cp, UNW_REG_SP, &sp);
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+ off = 0;
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+ rc = unw_get_proc_name(&unw_cp, procname, sizeof(procname), &off);
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+ if (rc)
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+ snprintf (procname, sizeof(procname), "[unknown]");
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+ fprintf(debug_log, "#%zd: %s + 0x%zx, ip = 0x%zx, sp = 0x%zx\n",
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+ frame, procname, (size_t)off, (size_t)ip, (size_t)sp);
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+ }
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+ fprintf(debug_log, "Use addr2line of similar to translate offsets to line information.\n");
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+ } while (0);
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+#endif /* __FreeBSD__ */
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#endif /* PRINT_STACK_TRACE */
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#if SA_RESETHAND == 0 && !_SQUID_WINDOWS_
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