API visibility support (GCC/SUNCC) (FSCORE-264)
git-svn-id: http://svn.freeswitch.org/svn/freeswitch/trunk@12061 d0543943-73ff-0310-b7d9-9358b9ac24b2
This commit is contained in:
Michael Jerris
parent
104c99ea85
commit
ffe2ad4bbd
70
configure.in
70
configure.in
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@ -151,6 +151,76 @@ elif test "x${ax_cv_c_compiler_vendor}" = "xgnu" ; then
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fi
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fi
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#
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# gcc visibility cflag checks
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#
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AC_ARG_ENABLE([visibility],
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[AS_HELP_STRING([--disable-visibility], [Disable or enable API visibility support (default: use if available)])],
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[enable_visibility="${enableval}"],
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[enable_visibility="detect"]
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)
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HAVE_VISIBILITY="no"
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if test "x${enable_visibility}" != "xno" ; then
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case "${ax_cv_c_compiler_vendor}" in
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gnu)
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save_CFLAGS="${CFLAGS}"
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CFLAGS="${CFLAGS} -fvisibility=hidden"
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AC_MSG_CHECKING([whether the compiler supports -fvisibility=hidden])
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AC_COMPILE_IFELSE(
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[AC_LANG_PROGRAM(
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[int foo __attribute__ ((visibility("default")));],
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[;]
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)],
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[AC_MSG_RESULT([yes])
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APR_ADDTO([SWITCH_AM_CFLAGS], [-fvisibility=hidden -DSWITCH_API_VISIBILITY=1 -DHAVE_VISIBILITY=1])
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APR_ADDTO([SWITCH_AM_CXXFLAGS], [-fvisibility=hidden -DSWITCH_API_VISIBILITY=1 -DHAVE_VISIBILITY=1])
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HAVE_VISIBILITY="yes"],
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[AC_MSG_RESULT([no])]
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)
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CFLAGS="${save_CFLAGS}"
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;;
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sun)
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save_CFLAGS="${CFLAGS}"
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CFLAGS="${CFLAGS} -xldscope=hidden"
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AC_MSG_CHECKING([whether the compiler supports -xldscope=hidden])
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AC_COMPILE_IFELSE(
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[AC_LANG_PROGRAM(
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[int foo __attribute__ ((visibility("default")));],
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[;]
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)],
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[AC_MSG_RESULT([yes])
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APR_ADDTO([SWITCH_AM_CFLAGS], [-xldscope=hidden -DSWITCH_API_VISIBILITY=1 -DHAVE_VISIBILITY=1])
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APR_ADDTO([SWITCH_AM_CXXFLAGS], [-xldscope=hidden -DSWITCH_API_VISIBILITY=1 -DHAVE_VISIBILITY=1])
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HAVE_VISIBILITY="yes"],
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[AC_MSG_RESULT([no])]
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)
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CFLAGS="${save_CFLAGS}"
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;;
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*)
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if test "x${enable_visibility}" = "xyes" ; then
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AC_MSG_ERROR([Non-GNU / SUN compilers are currently unsupported])
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else
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AC_MSG_WARN([Non-GNU / SUN compilers are currently unsupported])
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fi
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;;
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esac
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#
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# visibility explicitly requested but not supported by this compiler => error
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#
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if test "x${enable_visibility}" = "xyes" -a "x${HAVE_VISIBILITY}" = "xno" ; then
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AC_MSG_ERROR([API visibility not supported by this compiler])
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fi
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fi
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# Enable debugging (default: on)
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# (rename option if the default is changed)
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AC_ARG_ENABLE(debug,
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@ -7,11 +7,16 @@ AC_CONFIG_AUX_DIR(build)
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AM_INIT_AUTOMAKE(libteletone,0.1)
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AC_CONFIG_SRCDIR([src])
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# disable checks
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m4_defun([_LT_AC_LANG_CXX_CONFIG], [:])
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m4_defun([_LT_AC_LANG_F77_CONFIG], [:])
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# Checks for programs.
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AC_PROG_CC
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AC_PROG_MAKE_SET
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AC_PROG_LIBTOOL
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AC_PROG_INSTALL
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# Optimize
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AC_ARG_ENABLE(optimization,
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[AC_HELP_STRING([--enable-optimization],[Set if you want us to add max optimising compiler flags])],[enable_optimizer="$enableval"],[enable_optimizer="no"])
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@ -64,6 +69,77 @@ case "$host" in
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new_AM_LDFLAGS=""
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;;
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esac
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#
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# gcc visibility cflag checks
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#
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AC_ARG_ENABLE([visibility],
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[AS_HELP_STRING([--disable-visibility], [Disable or enable API visibility support (default: use if available)])],
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[enable_visibility="${enableval}"],
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[enable_visibility="detect"]
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)
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HAVE_VISIBILITY="no"
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if test "x${enable_visibility}" != "xno" ; then
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case "${ax_cv_c_compiler_vendor}" in
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gnu)
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save_CFLAGS="${CFLAGS}"
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CFLAGS="${CFLAGS} -fvisibility=hidden"
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AC_MSG_CHECKING([whether the compiler supports -fvisibility=hidden])
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AC_COMPILE_IFELSE(
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[AC_LANG_PROGRAM(
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[int foo __attribute__ ((visibility("default")));],
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[;]
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)],
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[AC_MSG_RESULT([yes])
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new_AM_CFLAGS="${new_AM_CFLAGS} -fvisibility=hidden"
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AC_DEFINE([HAVE_VISIBILITY], [1], [GCC visibility support available])
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HAVE_VISIBILITY="yes"],
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[AC_MSG_RESULT([no])]
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)
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CFLAGS="${save_CFLAGS}"
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;;
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sun)
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save_CFLAGS="${CFLAGS}"
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CFLAGS="${CFLAGS} -xldscope=hidden"
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AC_MSG_CHECKING([whether the compiler supports -xldscope=hidden])
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AC_COMPILE_IFELSE(
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[AC_LANG_PROGRAM(
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[int foo __attribute__ ((visibility("default")));],
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[;]
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)],
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[AC_MSG_RESULT([yes])
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new_AM_CFLAGS="${new_AM_CFLAGS} -xldscope=hidden"
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AC_DEFINE([HAVE_VISIBILITY], [1], [SUNCC visibility support available])
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HAVE_VISIBILITY="yes"],
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[AC_MSG_RESULT([no])]
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)
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CFLAGS="${save_CFLAGS}"
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;;
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*)
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if test "x${enable_visibility}" = "xyes" ; then
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AC_MSG_ERROR([Non-GNU / SUN compilers are currently unsupported])
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else
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AC_MSG_WARN([Non-GNU / SUN compilers are currently unsupported])
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fi
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;;
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esac
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#
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# visibility explicitly requested but not supported by this compiler => error
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#
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if test "x${enable_visibility}" = "xyes" -a "x${HAVE_VISIBILITY}" = "xno" ; then
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AC_MSG_ERROR([API visibility not supported by this compiler])
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fi
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fi
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AC_SUBST(new_AM_CFLAGS)
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AC_SUBST(new_AM_LDFLAGS)
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@ -110,6 +110,12 @@ typedef __int16 int16_t;
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#define teletone_assert(expr) assert(expr)
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#endif
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#if (defined(__GNUC__) || defined(__SUNCC__)) && defined(HAVE_VISIBILITY)
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#define TELETONE_API __attribute__((visibility("default")))
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#else
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#define TELETONE_API
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#endif
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#include <libteletone_generate.h>
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#include <libteletone_detect.h>
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@ -116,7 +116,7 @@ static void goertzel_init(teletone_goertzel_state_t *goertzel_state, teletone_de
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goertzel_state->fac = tdesc->fac;
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}
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void teletone_goertzel_update(teletone_goertzel_state_t *goertzel_state,
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TELETONE_API void teletone_goertzel_update(teletone_goertzel_state_t *goertzel_state,
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int16_t sample_buffer[],
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int samples)
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{
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@ -135,7 +135,7 @@ void teletone_goertzel_update(teletone_goertzel_state_t *goertzel_state,
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#define teletone_goertzel_result(gs) (double)(((gs)->v3 * (gs)->v3 + (gs)->v2 * (gs)->v2 - (gs)->v2 * (gs)->v3 * (gs)->fac))
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void teletone_dtmf_detect_init (teletone_dtmf_detect_state_t *dtmf_detect_state, int sample_rate)
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TELETONE_API void teletone_dtmf_detect_init (teletone_dtmf_detect_state_t *dtmf_detect_state, int sample_rate)
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{
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int i;
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float theta;
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@ -169,7 +169,7 @@ void teletone_dtmf_detect_init (teletone_dtmf_detect_state_t *dtmf_detect_state,
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dtmf_detect_state->mhit = 0;
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}
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void teletone_multi_tone_init(teletone_multi_tone_t *mt, teletone_tone_map_t *map)
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TELETONE_API void teletone_multi_tone_init(teletone_multi_tone_t *mt, teletone_tone_map_t *map)
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{
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float theta = 0;
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int x = 0;
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@ -209,7 +209,7 @@ void teletone_multi_tone_init(teletone_multi_tone_t *mt, teletone_tone_map_t *ma
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}
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int teletone_multi_tone_detect (teletone_multi_tone_t *mt,
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TELETONE_API int teletone_multi_tone_detect (teletone_multi_tone_t *mt,
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int16_t sample_buffer[],
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int samples)
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{
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@ -299,7 +299,7 @@ int teletone_multi_tone_detect (teletone_multi_tone_t *mt,
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}
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int teletone_dtmf_detect (teletone_dtmf_detect_state_t *dtmf_detect_state,
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TELETONE_API int teletone_dtmf_detect (teletone_dtmf_detect_state_t *dtmf_detect_state,
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int16_t sample_buffer[],
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int samples)
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{
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@ -430,7 +430,7 @@ int teletone_dtmf_detect (teletone_dtmf_detect_state_t *dtmf_detect_state,
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}
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int teletone_dtmf_get (teletone_dtmf_detect_state_t *dtmf_detect_state,
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TELETONE_API int teletone_dtmf_get (teletone_dtmf_detect_state_t *dtmf_detect_state,
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char *buf,
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int max)
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{
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@ -99,7 +99,7 @@ int16_t TELETONE_SINES[SINE_TABLE_MAX] = {
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};
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int teletone_set_tone(teletone_generation_session_t *ts, int index, ...)
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TELETONE_API int teletone_set_tone(teletone_generation_session_t *ts, int index, ...)
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{
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va_list ap;
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int i = 0;
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@ -115,7 +115,7 @@ int teletone_set_tone(teletone_generation_session_t *ts, int index, ...)
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}
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int teletone_set_map(teletone_tone_map_t *map, ...)
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TELETONE_API int teletone_set_map(teletone_tone_map_t *map, ...)
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{
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va_list ap;
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int i = 0;
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@ -131,7 +131,7 @@ int teletone_set_map(teletone_tone_map_t *map, ...)
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}
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int teletone_init_session(teletone_generation_session_t *ts, int buflen, tone_handler handler, void *user_data)
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TELETONE_API int teletone_init_session(teletone_generation_session_t *ts, int buflen, tone_handler handler, void *user_data)
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{
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memset(ts, 0, sizeof(*ts));
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ts->rate = 8000;
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@ -174,7 +174,7 @@ int teletone_init_session(teletone_generation_session_t *ts, int buflen, tone_ha
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return 0;
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}
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int teletone_destroy_session(teletone_generation_session_t *ts)
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TELETONE_API int teletone_destroy_session(teletone_generation_session_t *ts)
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{
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if (ts->buffer) {
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free(ts->buffer);
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@ -203,7 +203,7 @@ static int ensure_buffer(teletone_generation_session_t *ts, int need)
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return 0;
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}
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int teletone_mux_tones(teletone_generation_session_t *ts, teletone_tone_map_t *map)
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TELETONE_API int teletone_mux_tones(teletone_generation_session_t *ts, teletone_tone_map_t *map)
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{
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/*teletone_process_t period = (1.0 / ts->rate) / ts->channels;*/
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int i, c;
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@ -318,7 +318,7 @@ static char *my_strdup (const char *s)
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return (char *) memcpy (new, s, len);
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}
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int teletone_run(teletone_generation_session_t *ts, const char *cmd)
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TELETONE_API int teletone_run(teletone_generation_session_t *ts, const char *cmd)
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{
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char *data = NULL, *cur = NULL, *end = NULL;
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int var = 0, LOOPING = 0;
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@ -164,11 +164,19 @@ typedef int gid_t;
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#define SWITCH_THREAD_FUNC __stdcall
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#else //not win32
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#define O_BINARY 0
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#define SWITCH_DECLARE(type) type
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#define SWITCH_DECLARE_NONSTD(type) type
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#define SWITCH_MOD_DECLARE(type) type
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#if (defined(__GNUC__) || defined(__SUNCC__)) && defined(SWITCH_API_VISIBILITY)
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#define SWITCH_DECLARE(type) __attribute__((visibility("default"))) type
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#define SWITCH_DECLARE_NONSTD(type) __attribute__((visibility("default"))) type
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#define SWITCH_DECLARE_DATA __attribute__((visibility("default")))
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#define SWITCH_MOD_DECLARE(type) __attribute__((visibility("default"))) type
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#define SWITCH_MOD_DECLARE_DATA __attribute__((visibility("default")))
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#else
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#define SWITCH_DECLARE(type) type
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#define SWITCH_DECLARE_NONSTD(type) type
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#define SWITCH_DECLARE_DATA
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#define SWITCH_MOD_DECLARE(type) type
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#define SWITCH_MOD_DECLARE_DATA
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#endif
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#define SWITCH_THREAD_FUNC
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#endif
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#define SWITCH_DECLARE_CONSTRUCTOR SWITCH_DECLARE_DATA
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