Configure script allows for the disabling of the pcm module. When

disabled, the pcm symbols will not be available. Add guards to remove symbols from version map when not present. Closes: #376 Signed-off-by: Nicholas Vinson <nvinson234@gmail.com> Signed-off-by: Jaroslav Kysela <perex@perex.cz>
alsa-project · Jan 24, 2024 · d7b82eb · d7b82eb
1 parent 159a4b0
commit d7b82eb
Show file tree

Hide file tree

Showing 2 changed files with 16 additions and 0 deletions.
diff --git a/src/Makefile.am b/src/Makefile.am
@@ -26,6 +26,9 @@ SUBDIRS += mixer
 libasound_la_LIBADD += mixer/libmixer.la
 endif
 if BUILD_PCM
+if VERSIONED_SYMBOLS
+VERSION_CPPFLAGS += -DHAVE_PCM_SYMS -DHAVE_TIMER_SYMS
+endif
 SUBDIRS += pcm timer
 libasound_la_LIBADD += pcm/libpcm.la timer/libtimer.la
 endif

diff --git a/src/Versions.in.in b/src/Versions.in.in
@@ -16,6 +16,7 @@ ALSA_0.9 {
 };
 
 ALSA_0.9.0rc4 {
+#ifdef HAVE_PCM_SYMS
   global:
 
     @SYMBOL_PREFIX@snd_pcm_hw_params_get_access;
@@ -42,6 +43,7 @@ ALSA_0.9.0rc4 {
     @SYMBOL_PREFIX@snd_pcm_hw_params_get_rate_max;
     @SYMBOL_PREFIX@snd_pcm_hw_params_set_rate_near;
     @SYMBOL_PREFIX@snd_pcm_hw_params_set_rate_first;
+
     @SYMBOL_PREFIX@snd_pcm_hw_params_set_rate_last;
 
     @SYMBOL_PREFIX@snd_pcm_hw_params_get_period_time;
@@ -85,29 +87,38 @@ ALSA_0.9.0rc4 {
     @SYMBOL_PREFIX@snd_pcm_hw_params_set_tick_time_near;
     @SYMBOL_PREFIX@snd_pcm_hw_params_set_tick_time_first;
     @SYMBOL_PREFIX@snd_pcm_hw_params_set_tick_time_last;
+#endif
 
 } ALSA_0.9;
 
 ALSA_0.9.0rc8 {
+#ifdef HAVE_PCM_SYMS
   global:
 
     @SYMBOL_PREFIX@snd_pcm_forward;
     @SYMBOL_PREFIX@snd_pcm_status_get_trigger_htstamp;
     @SYMBOL_PREFIX@snd_pcm_status_get_htstamp;
+#endif
 
 } ALSA_0.9.0rc4;
 
 ALSA_0.9.0 {
+#if defined HAVE_PCM_SYMS || defined HAVE_TIMER_SYMS
   global:
 
+#if defined HAVE_PCM_SYMS
     @SYMBOL_PREFIX@snd_pcm_type_name;
+#endif
+#ifdef HAVE_TIMER_SYMS
     @SYMBOL_PREFIX@snd_timer_query_info;
     @SYMBOL_PREFIX@snd_timer_query_params;
     @SYMBOL_PREFIX@snd_timer_query_status;
     @SYMBOL_PREFIX@snd_timer_params_set_exclusive;
     @SYMBOL_PREFIX@snd_timer_params_get_exclusive;
     @SYMBOL_PREFIX@snd_timer_params_set_filter;
     @SYMBOL_PREFIX@snd_timer_params_get_filter;
+#endif
+#endif
 } ALSA_0.9.0rc8;
 
 ALSA_0.9.3 {
@@ -146,11 +157,13 @@ ALSA_1.2.6 {
 } ALSA_1.1.6;
 
 ALSA_1.2.9 {
+#ifdef HAVE_PCM_SYMS
   global:
 
     @SYMBOL_PREFIX@snd_pcm_hw_params_is_perfect_drain;
     @SYMBOL_PREFIX@snd_pcm_hw_params_set_drain_silence;
     @SYMBOL_PREFIX@snd_pcm_hw_params_get_drain_silence;
+#endif
 } ALSA_1.2.6;
 
 ALSA_1.2.10 {