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made qse_sed_setexectracer() selectable at compile-time

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This commit is contained in:
hyung-hwan 2011-10-07 23:09:48 +00:00
parent 915ef99f07
commit 5d774c198f
8 changed files with 135 additions and 38 deletions
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2
qse/Makefile.in
View File

@ -34,7 +34,7 @@ POST_UNINSTALL = :
build_triplet = @build@
host_triplet = @host@
subdir = .
DIST_COMMON = README $(am__configure_deps) $(srcdir)/Makefile.am \
DIST_COMMON = $(am__configure_deps) $(srcdir)/Makefile.am \
$(srcdir)/Makefile.in $(srcdir)/README.in \
$(top_srcdir)/configure ac/config.guess ac/config.sub \
ac/depcomp ac/install-sh ac/ltmain.sh ac/missing

42
qse/cmd/sed/sed.c
View File

@ -64,7 +64,9 @@ static qse_char_t* g_output_file = QSE_NULL;
static int g_infile_pos = 0;
static int g_option = 0;
static int g_separate = 0;
#if defined(QSE_ENABLE_SEDTRACER)
static int g_trace = 0;
#endif
static qse_ulong_t g_memlimit = 0;
static qse_sed_t* g_sed = QSE_NULL;
@ -131,6 +133,9 @@ static void print_usage (QSE_FILE* out, int argc, qse_char_t* argv[])
qse_fprintf (out, QSE_T(" <start~step>,<start,+line>,<start,~line>,<0,/regex/>\n"));
qse_fprintf (out, QSE_T(" -x allow text on the same line as c, a, i\n"));
qse_fprintf (out, QSE_T(" -y ensure a newline at text end\n"));
#if defined(QSE_ENABLE_SEDTRACER)
qse_fprintf (out, QSE_T(" -t print command traces\n"));
#endif
qse_fprintf (out, QSE_T(" -m number specify the maximum amount of memory to use in bytes\n"));
#if defined(QSE_BUILD_DEBUG)
qse_fprintf (out, QSE_T(" -X number fail the number'th memory allocation\n"));
@ -160,7 +165,9 @@ static int add_script (const qse_char_t* str, int mem)
if (mem)
{
g_script.io[g_script.size].type = QSE_SED_IOSTD_MEM;
g_script.io[g_script.size].u.mem.ptr = str;
/* though its type is not qualified to be const,
* u.mem.ptr is actually const when used for input */
g_script.io[g_script.size].u.mem.ptr = (qse_char_t*)str;
g_script.io[g_script.size].u.mem.len = qse_strlen(str);
}
else
@ -270,8 +277,13 @@ static int handle_args (int argc, qse_char_t* argv[])
break;
case QSE_T('t'):
#if defined(QSE_ENABLE_SEDTRACER)
g_trace = 1;
break;
#else
print_usage (QSE_STDERR, argc, argv);
goto oops;
#endif
case QSE_T('m'):
g_memlimit = qse_strtoulong (opt.arg);
@ -450,33 +462,39 @@ static void unset_intr_run (void)
#endif
}
#if defined(QSE_ENABLE_SEDTRACER)
static void trace_exec (qse_sed_t* sed, qse_sed_exec_op_t op, const qse_sed_cmd_t* cmd)
{
switch (op)
{
#if 0
case QSE_SED_EXEC_READ:
qse_printf (QSE_T("reading...\n"));
qse_fprintf (QSE_STDERR, QSE_T("reading...\n"));
break;
case QSE_SED_EXEC_WRITE:
qse_printf (QSE_T("wrting...\n"));
qse_fprintf (QSE_STDERR, QSE_T("wrting...\n"));
break;
#endif
/* TODO: use function to get hold space and pattern space and print them */
case QSE_SED_EXEC_MATCH:
qse_printf (QSE_T("matching address for [%c] in %s at line %lu\n"),
cmd->type,
(cmd->lid? cmd->lid: QSE_T("<<UNKNOWN>>")),
(unsigned long)cmd->loc.line);
qse_fprintf (QSE_STDERR, QSE_T("%s:%lu [%c] MA\n"),
((cmd->lid && cmd->lid[0])? cmd->lid: QSE_T("<<UNKNOWN>>")),
(unsigned long)cmd->loc.line,
cmd->type
);
break;
case QSE_SED_EXEC_EXEC:
qse_printf (QSE_T("executing [%c] in %s at line %lu\n"),
cmd->type,
(cmd->lid? cmd->lid: QSE_T("<<UNKNOWN>>")),
(unsigned long)cmd->loc.line);
qse_fprintf (QSE_STDERR, QSE_T("%s:%lu [%c] EC\n"),
((cmd->lid && cmd->lid[0])? cmd->lid: QSE_T("<<UNKNOWN>>")),
(unsigned long)cmd->loc.line,
cmd->type
);
break;
}
}
#endif
int sed_main (int argc, qse_char_t* argv[])
{
@ -559,7 +577,9 @@ int sed_main (int argc, qse_char_t* argv[])
goto oops;
}
#if defined(QSE_ENABLE_SEDTRACER)
if (g_trace) qse_sed_setexectracer (sed, trace_exec);
#endif
if (g_separate && g_infile_pos > 0)
{

56
qse/configure vendored
View File

@ -902,6 +902,7 @@ enable_syscall
enable_debug
enable_cxx
enable_reentrant
enable_sedtracer
'
ac_precious_vars='build_alias
host_alias
@ -1551,6 +1552,7 @@ Optional Features:
--enable-cxx build the library for C++ if a C++ compiler is
available (default. yes)
--enable-reentrant define _REENTRANT (default. yes)
--enable-sedtracer enable qse_sed_setexectracer() (default. yes)
Optional Packages:
--with-PACKAGE[=ARG] use PACKAGE [ARG=yes]
@ -5696,13 +5698,13 @@ if test "${lt_cv_nm_interface+set}" = set; then :
else
lt_cv_nm_interface="BSD nm"
echo "int some_variable = 0;" > conftest.$ac_ext
(eval echo "\"\$as_me:5699: $ac_compile\"" >&5)
(eval echo "\"\$as_me:5701: $ac_compile\"" >&5)
(eval "$ac_compile" 2>conftest.err)
cat conftest.err >&5
(eval echo "\"\$as_me:5702: $NM \\\"conftest.$ac_objext\\\"\"" >&5)
(eval echo "\"\$as_me:5704: $NM \\\"conftest.$ac_objext\\\"\"" >&5)
(eval "$NM \"conftest.$ac_objext\"" 2>conftest.err > conftest.out)
cat conftest.err >&5
(eval echo "\"\$as_me:5705: output\"" >&5)
(eval echo "\"\$as_me:5707: output\"" >&5)
cat conftest.out >&5
if $GREP 'External.*some_variable' conftest.out > /dev/null; then
lt_cv_nm_interface="MS dumpbin"
@ -6897,7 +6899,7 @@ ia64-*-hpux*)
;;
*-*-irix6*)
# Find out which ABI we are using.
echo '#line 6900 "configure"' > conftest.$ac_ext
echo '#line 6902 "configure"' > conftest.$ac_ext
if { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_compile\""; } >&5
(eval $ac_compile) 2>&5
ac_status=$?
@ -8953,11 +8955,11 @@ else
-e 's:.*FLAGS}\{0,1\} :&$lt_compiler_flag :; t' \
-e 's: [^ ]*conftest\.: $lt_compiler_flag&:; t' \
-e 's:$: $lt_compiler_flag:'`
(eval echo "\"\$as_me:8956: $lt_compile\"" >&5)
(eval echo "\"\$as_me:8958: $lt_compile\"" >&5)
(eval "$lt_compile" 2>conftest.err)
ac_status=$?
cat conftest.err >&5
echo "$as_me:8960: \$? = $ac_status" >&5
echo "$as_me:8962: \$? = $ac_status" >&5
if (exit $ac_status) && test -s "$ac_outfile"; then
# The compiler can only warn and ignore the option if not recognized
# So say no if there are warnings other than the usual output.
@ -9292,11 +9294,11 @@ else
-e 's:.*FLAGS}\{0,1\} :&$lt_compiler_flag :; t' \
-e 's: [^ ]*conftest\.: $lt_compiler_flag&:; t' \
-e 's:$: $lt_compiler_flag:'`
(eval echo "\"\$as_me:9295: $lt_compile\"" >&5)
(eval echo "\"\$as_me:9297: $lt_compile\"" >&5)
(eval "$lt_compile" 2>conftest.err)
ac_status=$?
cat conftest.err >&5
echo "$as_me:9299: \$? = $ac_status" >&5
echo "$as_me:9301: \$? = $ac_status" >&5
if (exit $ac_status) && test -s "$ac_outfile"; then
# The compiler can only warn and ignore the option if not recognized
# So say no if there are warnings other than the usual output.
@ -9397,11 +9399,11 @@ else
-e 's:.*FLAGS}\{0,1\} :&$lt_compiler_flag :; t' \
-e 's: [^ ]*conftest\.: $lt_compiler_flag&:; t' \
-e 's:$: $lt_compiler_flag:'`
(eval echo "\"\$as_me:9400: $lt_compile\"" >&5)
(eval echo "\"\$as_me:9402: $lt_compile\"" >&5)
(eval "$lt_compile" 2>out/conftest.err)
ac_status=$?
cat out/conftest.err >&5
echo "$as_me:9404: \$? = $ac_status" >&5
echo "$as_me:9406: \$? = $ac_status" >&5
if (exit $ac_status) && test -s out/conftest2.$ac_objext
then
# The compiler can only warn and ignore the option if not recognized
@ -9452,11 +9454,11 @@ else
-e 's:.*FLAGS}\{0,1\} :&$lt_compiler_flag :; t' \
-e 's: [^ ]*conftest\.: $lt_compiler_flag&:; t' \
-e 's:$: $lt_compiler_flag:'`
(eval echo "\"\$as_me:9455: $lt_compile\"" >&5)
(eval echo "\"\$as_me:9457: $lt_compile\"" >&5)
(eval "$lt_compile" 2>out/conftest.err)
ac_status=$?
cat out/conftest.err >&5
echo "$as_me:9459: \$? = $ac_status" >&5
echo "$as_me:9461: \$? = $ac_status" >&5
if (exit $ac_status) && test -s out/conftest2.$ac_objext
then
# The compiler can only warn and ignore the option if not recognized
@ -11836,7 +11838,7 @@ else
lt_dlunknown=0; lt_dlno_uscore=1; lt_dlneed_uscore=2
lt_status=$lt_dlunknown
cat > conftest.$ac_ext <<_LT_EOF
#line 11839 "configure"
#line 11841 "configure"
#include "confdefs.h"
#if HAVE_DLFCN_H
@ -11932,7 +11934,7 @@ else
lt_dlunknown=0; lt_dlno_uscore=1; lt_dlneed_uscore=2
lt_status=$lt_dlunknown
cat > conftest.$ac_ext <<_LT_EOF
#line 11935 "configure"
#line 11937 "configure"
#include "confdefs.h"
#if HAVE_DLFCN_H
@ -13888,11 +13890,11 @@ else
-e 's:.*FLAGS}\{0,1\} :&$lt_compiler_flag :; t' \
-e 's: [^ ]*conftest\.: $lt_compiler_flag&:; t' \
-e 's:$: $lt_compiler_flag:'`
(eval echo "\"\$as_me:13891: $lt_compile\"" >&5)
(eval echo "\"\$as_me:13893: $lt_compile\"" >&5)
(eval "$lt_compile" 2>conftest.err)
ac_status=$?
cat conftest.err >&5
echo "$as_me:13895: \$? = $ac_status" >&5
echo "$as_me:13897: \$? = $ac_status" >&5
if (exit $ac_status) && test -s "$ac_outfile"; then
# The compiler can only warn and ignore the option if not recognized
# So say no if there are warnings other than the usual output.
@ -13987,11 +13989,11 @@ else
-e 's:.*FLAGS}\{0,1\} :&$lt_compiler_flag :; t' \
-e 's: [^ ]*conftest\.: $lt_compiler_flag&:; t' \
-e 's:$: $lt_compiler_flag:'`
(eval echo "\"\$as_me:13990: $lt_compile\"" >&5)
(eval echo "\"\$as_me:13992: $lt_compile\"" >&5)
(eval "$lt_compile" 2>out/conftest.err)
ac_status=$?
cat out/conftest.err >&5
echo "$as_me:13994: \$? = $ac_status" >&5
echo "$as_me:13996: \$? = $ac_status" >&5
if (exit $ac_status) && test -s out/conftest2.$ac_objext
then
# The compiler can only warn and ignore the option if not recognized
@ -14039,11 +14041,11 @@ else
-e 's:.*FLAGS}\{0,1\} :&$lt_compiler_flag :; t' \
-e 's: [^ ]*conftest\.: $lt_compiler_flag&:; t' \
-e 's:$: $lt_compiler_flag:'`
(eval echo "\"\$as_me:14042: $lt_compile\"" >&5)
(eval echo "\"\$as_me:14044: $lt_compile\"" >&5)
(eval "$lt_compile" 2>out/conftest.err)
ac_status=$?
cat out/conftest.err >&5
echo "$as_me:14046: \$? = $ac_status" >&5
echo "$as_me:14048: \$? = $ac_status" >&5
if (exit $ac_status) && test -s out/conftest2.$ac_objext
then
# The compiler can only warn and ignore the option if not recognized
@ -17236,6 +17238,20 @@ ac_compiler_gnu=$ac_cv_c_compiler_gnu
CXXFLAGS="$CXXFLAGS $PTHREAD_CFLAGS"
fi
# Check whether --enable-sedtracer was given.
if test "${enable_sedtracer+set}" = set; then :
enableval=$enable_sedtracer; enable_sedtracer_is=$enableval
else
enable_sedtracer_is=yes
fi
if test "${enable_sedtracer_is}" = "yes"
then
$as_echo "#define QSE_ENABLE_SEDTRACER /**/" >>confdefs.h
fi
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for socklen_t in sys/socket.h" >&5
$as_echo_n "checking for socklen_t in sys/socket.h... " >&6; }
cat confdefs.h - <<_ACEOF >conftest.$ac_ext

7
qse/configure.ac
View File

@ -228,6 +228,13 @@ then
[CXXFLAGS="$CXXFLAGS $PTHREAD_CFLAGS"]
fi
AC_ARG_ENABLE([sedtracer], [AS_HELP_STRING([--enable-sedtracer],[enable qse_sed_setexectracer() (default. yes)])],
enable_sedtracer_is=$enableval,enable_sedtracer_is=yes)
if test "${enable_sedtracer_is}" = "yes"
then
AC_DEFINE([QSE_ENABLE_SEDTRACER],[],[enable qse_sed_setexectracer()])
fi
AC_MSG_CHECKING([for socklen_t in sys/socket.h])
AC_TRY_COMPILE([#define _POSIX_PII_SOCKET
#include <sys/types.h>

3
qse/include/qse/config.h.in
View File

@ -284,6 +284,9 @@
/* char is wchar */
#undef QSE_CHAR_IS_WCHAR
/* enable qse_sed_setexectracer() */
#undef QSE_ENABLE_SEDTRACER
/* Big Endian */
#undef QSE_ENDIAN_BIG

12
qse/include/qse/sed/sed.h
View File

@ -303,6 +303,7 @@ typedef int (*qse_sed_lformatter_t) (
int (*cwriter) (qse_sed_t*, qse_char_t)
);
#ifdef QSE_ENABLE_SEDTRACER
enum qse_sed_exec_op_t
{
QSE_SED_EXEC_READ,
@ -317,6 +318,7 @@ typedef void (*qse_sed_exec_tracer_t) (
qse_sed_exec_op_t op,
const qse_sed_cmd_t* cmd
);
#endif
#ifdef __cplusplus
extern "C" {
@ -561,14 +563,24 @@ void qse_sed_setlinenum (
qse_size_t num /**< a line number */
);
#ifdef QSE_ENABLE_SEDTRACER
/**
* The qse_sed_getexectracer() function returns the execution tracer
* function.
*/
qse_sed_exec_tracer_t qse_sed_getexectracer (
qse_sed_t* sed
);
/**
* The qse_sed_getexectracer() function sets a hook function via which
* you can trace commands being executed.
*/
void qse_sed_setexectracer (
qse_sed_t* sed,
qse_sed_exec_tracer_t tracer
);
#endif
#ifdef __cplusplus
}

38
qse/lib/sed/sed.c
View File

@ -586,6 +586,9 @@ static void free_command (qse_sed_t* sed, qse_sed_cmd_t* cmd)
static void free_all_cids (qse_sed_t* sed)
{
if (sed->src.cid == (qse_sed_cid_t*)&sed->src.unknown_cid)
sed->src.cid = sed->src.cid->next;
while (sed->src.cid)
{
qse_sed_cid_t* next = sed->src.cid->next;
@ -3542,7 +3545,9 @@ int qse_sed_exec (qse_sed_t* sed, qse_sed_io_fun_t inf, qse_sed_io_fun_t outf)
while (!sed->e.stopreq)
{
#ifdef QSE_ENABLE_SEDTRACER
if (sed->e.tracer) sed->e.tracer (sed, QSE_SED_EXEC_READ, QSE_NULL);
#endif
n = read_line (sed, 0);
if (n <= -1) { ret = -1; goto done; }
@ -3561,7 +3566,9 @@ int qse_sed_exec (qse_sed_t* sed, qse_sed_io_fun_t inf, qse_sed_io_fun_t outf)
while (c != &sed->cmd.over)
{
#ifdef QSE_ENABLE_SEDTRACER
if (sed->e.tracer) sed->e.tracer (sed, QSE_SED_EXEC_MATCH, c);
#endif
n = match_address (sed, c);
if (n <= -1) { ret = -1; goto done; }
@ -3573,7 +3580,9 @@ int qse_sed_exec (qse_sed_t* sed, qse_sed_io_fun_t inf, qse_sed_io_fun_t outf)
continue;
}
#ifdef QSE_ENABLE_SEDTRACER
if (sed->e.tracer) sed->e.tracer (sed, QSE_SED_EXEC_EXEC, c);
#endif
j = exec_cmd (sed, c);
if (j == QSE_NULL) { ret = -1; goto done; }
if (j == &sed->cmd.quit_quiet) goto done;
@ -3590,7 +3599,9 @@ int qse_sed_exec (qse_sed_t* sed, qse_sed_io_fun_t inf, qse_sed_io_fun_t outf)
}
}
#ifdef QSE_ENABLE_SEDTRACER
if (sed->e.tracer) sed->e.tracer (sed, QSE_SED_EXEC_WRITE, QSE_NULL);
#endif
if (emit_output (sed, 0) <= -1) { ret = -1; goto done; }
}
@ -3635,14 +3646,29 @@ const qse_char_t* qse_sed_setcompid (qse_sed_t* sed, const qse_char_t* id)
qse_sed_cid_t* cid;
qse_size_t len;
if (sed->src.cid == (qse_sed_cid_t*)&sed->src.unknown_cid)
{
/* if an error has occurred in a previously, you can't set it
* any more */
return (const qse_char_t*)(sed->src.cid + 1);
}
len = qse_strlen (id);
cid = QSE_MMGR_ALLOC (sed->mmgr, QSE_SIZEOF(*cid) + ((len + 1) * QSE_SIZEOF(*id)));
if (cid == QSE_NULL) return QSE_NULL;
cid = QSE_MMGR_ALLOC (sed->mmgr,
QSE_SIZEOF(*cid) + ((len + 1) * QSE_SIZEOF(*id)));
if (cid == QSE_NULL)
{
/* mark that an error has occurred */
sed->src.unknown_cid.buf[0] = QSE_T('\0');
cid = (qse_sed_cid_t*)&sed->src.unknown_cid;
}
else
{
qse_strcpy ((qse_char_t*)(cid + 1), id);
}
cid->next = sed->src.cid;
sed->src.cid = cid;
qse_strcpy ((qse_char_t*)(cid + 1), id);
return (const qse_char_t*)(cid + 1);
}
@ -3656,6 +3682,7 @@ void qse_sed_setlinenum (qse_sed_t* sed, qse_size_t num)
sed->e.in.num = num;
}
#ifdef QSE_ENABLE_SEDTRACER
qse_sed_exec_tracer_t qse_sed_getexectracer (qse_sed_t* sed)
{
return sed->e.tracer;
@ -3665,4 +3692,5 @@ void qse_sed_setexectracer (qse_sed_t* sed, qse_sed_exec_tracer_t tracer)
{
sed->e.tracer = tracer;
}
#endif

13
qse/lib/sed/sed.h
View File

@ -61,6 +61,13 @@ struct qse_sed_cid_t
qse_sed_cid_t* next;
};
typedef struct qse_sed_unknown_cid_t qse_sed_unknown_cid_t;
struct qse_sed_unknown_cid_t
{
qse_sed_cid_t* next;
qse_char_t buf[1];
};
/**
* The qse_sed_t type defines a stream editor
*/
@ -94,7 +101,9 @@ struct qse_sed_t
qse_char_t buf[1024];
int eof;
qse_sed_cid_t* cid;
qse_sed_cid_t* cid;
qse_sed_unknown_cid_t unknown_cid;
qse_sed_loc_t loc; /**< location */
qse_cint_t cc; /**< last character read */
const qse_char_t* ptr; /**< beginning of the source text */
@ -197,8 +206,10 @@ struct qse_sed_t
/** stop requested */
int stopreq;
#ifdef QSE_ENABLE_SEDTRACER
/** trace function */
qse_sed_exec_tracer_t tracer;
#endif
} e;
};