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@ -45,7 +45,7 @@ index 2f68e14..4f2c4a7 100644
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+The original Nginx documentation is available at http://nginx.org
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diff --git a/auto/install b/auto/install
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index c2c0ade..8e43d11 100644
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index c2c0ade..fe2a2dd 100644
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--- a/auto/install
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+++ b/auto/install
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@@ -16,6 +16,20 @@ END
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@ -90,7 +90,7 @@ index c2c0ade..8e43d11 100644
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|| cp -R $NGX_HTML '\$(DESTDIR)$NGX_PREFIX'
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END
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+if [ $NGX_DTRACE = YES ]; then
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+if [ $NGX_DTRACE = YES -a $DTRACE_FROM_SYSTEMTAP = YES ]; then
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+
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+ ngx_tapset_srcs="$NGX_TAPSET_SRCS"
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+
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@ -143,7 +143,7 @@ index c2c0ade..8e43d11 100644
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cat << END >> Makefile
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diff --git a/auto/make b/auto/make
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index e7f5490..ed2c098 100644
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index e7f5490..e1cb37e 100644
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--- a/auto/make
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+++ b/auto/make
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@@ -26,6 +26,9 @@ LINK = $LINK
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@ -156,7 +156,7 @@ index e7f5490..ed2c098 100644
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if test -n "$NGX_PERL_CFLAGS"; then
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echo NGX_PERL_CFLAGS = $NGX_PERL_CFLAGS >> $NGX_MAKEFILE
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@@ -177,6 +180,36 @@ ngx_objs=`echo $ngx_all_objs $ngx_modules_obj \
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@@ -177,6 +180,44 @@ ngx_objs=`echo $ngx_all_objs $ngx_modules_obj \
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| sed -e "s/ *\([^ ][^ ]*\)/$ngx_long_regex_cont\1/g" \
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-e "s/\//$ngx_regex_dirsep/g"`
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@ -181,20 +181,28 @@ index e7f5490..ed2c098 100644
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+
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+$ngx_dtrace_h: $ngx_dtrace_d
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+ \$(DTRACE) -xnolibs -h -o $ngx_dtrace_h -s $ngx_dtrace_d
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+END
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+
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+ if [ $DTRACE_PROBE_OBJ = YES ]; then
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+ cat << END >> $NGX_MAKEFILE
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+$ngx_dtrace_obj: $ngx_dtrace_d $ngx_deps$ngx_spacer
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+ \$(DTRACE) -xnolibs -G -o $ngx_dtrace_obj -s $ngx_dtrace_d $ngx_objs
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+END
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+
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+ ngx_deps="$ngx_deps$ngx_long_cont$ngx_dtrace_obj$ngx_long_cont$NGX_OBJS${ngx_dirsep}stap-nginx"
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+ ngx_objs="$ngx_objs$ngx_long_cont$ngx_dtrace_obj"
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+ ngx_deps="$ngx_deps$ngx_long_cont$ngx_dtrace_obj"
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+ ngx_objs="$ngx_objs$ngx_long_cont$ngx_dtrace_obj"
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+
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+ if [ "$DTRACE_FROM_SYSTEMTAP" = YES ]; then
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+ ngx_deps="$ngx_deps$ngx_long_cont$NGX_OBJS${ngx_dirsep}stap-nginx"
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+ fi
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+ fi
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+fi
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+
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if test -n "$NGX_LD_OPT$CORE_LIBS"; then
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ngx_libs=`echo $NGX_LD_OPT $CORE_LIBS \
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| sed -e "s/\//$ngx_regex_dirsep/g" -e "s/^/$ngx_long_regex_cont/"`
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diff --git a/auto/options b/auto/options
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index 393be40..05609c6 100644
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index 393be40..9b7494f 100644
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--- a/auto/options
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+++ b/auto/options
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@@ -12,6 +12,8 @@ NGX_CONF_PATH=
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@ -206,16 +214,20 @@ index 393be40..05609c6 100644
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NGX_USER=
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NGX_GROUP=
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@@ -20,6 +22,8 @@ CPP=
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@@ -20,6 +22,12 @@ CPP=
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NGX_OBJS=objs
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NGX_DEBUG=NO
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+NGX_DTRACE=NO
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+DTRACE=dtrace
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+
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+DTRACE_PROBE_OBJ=YES
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+DTRACE_FROM_SYSTEMTAP=NO
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+
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NGX_CC_OPT=
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NGX_LD_OPT=
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CPU=NO
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@@ -169,6 +173,8 @@ do
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@@ -169,6 +177,8 @@ do
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--error-log-path=*) NGX_ERROR_LOG_PATH="$value";;
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--pid-path=*) NGX_PID_PATH="$value" ;;
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--lock-path=*) NGX_LOCK_PATH="$value" ;;
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@ -224,7 +236,7 @@ index 393be40..05609c6 100644
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--user=*) NGX_USER="$value" ;;
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--group=*) NGX_GROUP="$value" ;;
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@@ -272,7 +278,8 @@ use the \"--without-http_limit_conn_module\" option instead"
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@@ -272,7 +282,8 @@ use the \"--without-http_limit_conn_module\" option instead"
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--with-ld-opt=*) NGX_LD_OPT="$value" ;;
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--with-cpu-opt=*) CPU="$value" ;;
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--with-debug) NGX_DEBUG=YES ;;
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@ -234,7 +246,7 @@ index 393be40..05609c6 100644
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--without-pcre) USE_PCRE=DISABLED ;;
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--with-pcre) USE_PCRE=YES ;;
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--with-pcre=*) PCRE="$value" ;;
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@@ -326,6 +333,8 @@ cat << END
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@@ -326,6 +337,8 @@ cat << END
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--error-log-path=PATH set error log pathname
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--pid-path=PATH set nginx.pid pathname
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--lock-path=PATH set nginx.lock pathname
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@ -243,7 +255,7 @@ index 393be40..05609c6 100644
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--user=USER set non-privileged user for
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worker processes
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@@ -448,6 +457,8 @@ cat << END
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@@ -448,6 +461,8 @@ cat << END
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--with-openssl-opt=OPTIONS set additional build options for OpenSSL
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--with-debug enable debug logging
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@ -252,7 +264,7 @@ index 393be40..05609c6 100644
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END
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@@ -477,6 +488,7 @@ NGX_CONF_PATH=${NGX_CONF_PATH:-conf/nginx.conf}
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@@ -477,6 +492,7 @@ NGX_CONF_PATH=${NGX_CONF_PATH:-conf/nginx.conf}
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NGX_CONF_PREFIX=`dirname $NGX_CONF_PATH`
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NGX_PID_PATH=${NGX_PID_PATH:-logs/nginx.pid}
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NGX_LOCK_PATH=${NGX_LOCK_PATH:-logs/nginx.lock}
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@ -260,6 +272,40 @@ index 393be40..05609c6 100644
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if [ ".$NGX_ERROR_LOG_PATH" = ".stderr" ]; then
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NGX_ERROR_LOG_PATH=
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diff --git a/auto/os/darwin b/auto/os/darwin
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index 590e036..af33cf3 100644
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--- a/auto/os/darwin
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+++ b/auto/os/darwin
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@@ -114,3 +114,6 @@ ngx_feature_libs=
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ngx_feature_test="int32_t lock, n;
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n = OSAtomicCompareAndSwap32Barrier(0, 1, lock)"
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. auto/feature
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+
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+DTRACE_PROBE_OBJ=NO
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+
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diff --git a/auto/os/freebsd b/auto/os/freebsd
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index 6aa823f..ee15166 100644
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--- a/auto/os/freebsd
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+++ b/auto/os/freebsd
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@@ -142,3 +142,8 @@ if [ $version -ge 701000 ]; then
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echo " + cpuset_setaffinity() found"
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have=NGX_HAVE_CPUSET_SETAFFINITY . auto/have
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fi
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+
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+if [ $NGX_DTRACE = YES ]; then
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+ NGX_LD_OPT="$NGX_LD_OPT -lelf"
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+fi
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+
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diff --git a/auto/os/linux b/auto/os/linux
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index c506d3d..cbbfbf1 100644
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--- a/auto/os/linux
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+++ b/auto/os/linux
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@@ -151,3 +151,5 @@ ngx_include="sys/vfs.h"; . auto/include
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CC_AUX_FLAGS="$cc_aux_flags -D_GNU_SOURCE -D_FILE_OFFSET_BITS=64"
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+
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+DTRACE_FROM_SYSTEMTAP=YES
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diff --git a/auto/sources b/auto/sources
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index 374ad66..72bb1b0 100644
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--- a/auto/sources
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@ -296,19 +342,24 @@ index 374ad66..72bb1b0 100644
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+NGX_TAPSET_SRCS=src/dtrace/nginx.stp
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+
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diff --git a/auto/summary b/auto/summary
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index dcebec9..06c4aa9 100644
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index dcebec9..3cb269e 100644
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--- a/auto/summary
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+++ b/auto/summary
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@@ -92,6 +92,14 @@ else
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@@ -92,6 +92,19 @@ else
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echo " nginx logs errors to stderr"
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fi
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+if [ $NGX_DTRACE = YES ]; then
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+ cat << END
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+ nginx dtrace static probes enabled
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+END
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+
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+ if [ $DTRACE_FROM_SYSTEMTAP = YES ]; then
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+ cat << END
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+ nginx systemtap tapset prefix: "$NGX_TAPSET_PREFIX"
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+ nginx systemtap wrapper script: "$NGX_STAP_NGX_PATH"
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+END
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+ fi
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+fi
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+
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cat << END
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agentzh (章亦春)
12 years ago