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author | AndersonTorres <torres.anderson.85@protonmail.com> | 2021-06-09 22:15:45 -0300 |
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committer | AndersonTorres <torres.anderson.85@protonmail.com> | 2021-06-10 01:12:48 -0300 |
commit | 7f7f2ef93a601eca84a0958f3b76d2b3f9db3391 (patch) | |
tree | b8411916309e6362035253d8d16710af94779d73 /pkgs/os-specific/linux/alsa-project/alsa-lib | |
parent | 351e0d0fd32c8b53af4260b52dc4f9f7c68a0643 (diff) | |
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alsa-project: a small refactor
Now, all ALSA projects reside in a dedicated directory, namely, pkgs/os-specific/linux/alsa-project/
Diffstat (limited to 'pkgs/os-specific/linux/alsa-project/alsa-lib')
-rw-r--r-- | pkgs/os-specific/linux/alsa-project/alsa-lib/alsa-plugin-conf-multilib.patch | 232 | ||||
-rw-r--r-- | pkgs/os-specific/linux/alsa-project/alsa-lib/default.nix | 50 |
2 files changed, 282 insertions, 0 deletions
diff --git a/pkgs/os-specific/linux/alsa-project/alsa-lib/alsa-plugin-conf-multilib.patch b/pkgs/os-specific/linux/alsa-project/alsa-lib/alsa-plugin-conf-multilib.patch new file mode 100644 index 00000000000..b17df9a492e --- /dev/null +++ b/pkgs/os-specific/linux/alsa-project/alsa-lib/alsa-plugin-conf-multilib.patch @@ -0,0 +1,232 @@ +diff --git a/src/control/control.c b/src/control/control.c +index d66ed75..42cecad 100644 +--- a/src/control/control.c ++++ b/src/control/control.c +@@ -838,6 +838,10 @@ static int snd_ctl_open_conf(snd_ctl_t **ctlp, const char *name, + #ifndef PIC + extern void *snd_control_open_symbols(void); + #endif ++ ++ snd_config_t *libs = NULL; ++ const char *libs_lib = NULL; ++ + if (snd_config_get_type(ctl_conf) != SND_CONFIG_TYPE_COMPOUND) { + if (name) + SNDERR("Invalid type for CTL %s definition", name); +@@ -879,6 +883,19 @@ static int snd_ctl_open_conf(snd_ctl_t **ctlp, const char *name, + SNDERR("Invalid type for %s", id); + goto _err; + } ++ ++ continue; ++ } ++ // Handle an array of extra libs. ++ if (strcmp(id, "libs") == 0) { ++ if (snd_config_get_type(n) != SND_CONFIG_TYPE_COMPOUND) { ++ SNDERR("Invalid type for libs definition in CTL %s definition", ++ str); ++ goto _err; ++ } ++ ++ libs = n; ++ + continue; + } + if (strcmp(id, "open") == 0) { +@@ -903,7 +920,62 @@ static int snd_ctl_open_conf(snd_ctl_t **ctlp, const char *name, + open_name = buf; + sprintf(buf, "_snd_ctl_%s_open", str); + } +- if (!lib) { ++ ++#ifndef PIC ++ snd_control_open_symbols(); ++#endif ++ ++ // Normal alsa behaviour when there is no libs array. ++ if (!libs) { ++ if (lib) { ++ open_func = snd_dlobj_cache_get(lib, open_name, ++ SND_DLSYM_VERSION(SND_CONTROL_DLSYM_VERSION), 1); ++ } ++ } ++ // Handle libs array. ++ // Suppresses error messages if any function is loaded successfully. ++ else { ++ if (lib) { ++ open_func = snd_dlobj_cache_get(lib, open_name, ++ SND_DLSYM_VERSION(SND_CONTROL_DLSYM_VERSION), 0); ++ } ++ ++ if (!open_func) { ++ snd_config_for_each(i, next, libs) { ++ snd_config_t *n = snd_config_iterator_entry(i); ++ ++ err = snd_config_get_string(n, &libs_lib); ++ if (err < 0) { ++ SNDERR("Invalid entry in CTL %s libs definition", str); ++ goto _err; ++ } ++ ++ if (!open_func) { ++ open_func = snd_dlobj_cache_get(libs_lib, open_name, ++ SND_DLSYM_VERSION(SND_CONTROL_DLSYM_VERSION), 0); ++ } ++ } ++ } ++ ++ // Print error messages. ++ if (!open_func) { ++ if (lib) { ++ SNDERR("Either %s cannot be opened or %s was not defined inside", ++ lib, open_name); ++ } ++ ++ snd_config_for_each(i, next, libs) { ++ snd_config_t *n = snd_config_iterator_entry(i); ++ ++ snd_config_get_string(n, &libs_lib); ++ SNDERR("Either %s cannot be opened or %s was not defined inside", ++ libs_lib, open_name); ++ } ++ } ++ } ++ ++ // Look in ALSA_PLUGIN_DIR iff we found nowhere else to look. ++ if (!lib && (!libs || !libs_lib)) { + const char *const *build_in = build_in_ctls; + while (*build_in) { + if (!strcmp(*build_in, str)) +@@ -919,12 +991,11 @@ static int snd_ctl_open_conf(snd_ctl_t **ctlp, const char *name, + lib = buf1; + sprintf(buf1, "%s/libasound_module_ctl_%s.so", ALSA_PLUGIN_DIR, str); + } +- } +-#ifndef PIC +- snd_control_open_symbols(); +-#endif +- open_func = snd_dlobj_cache_get(lib, open_name, ++ ++ open_func = snd_dlobj_cache_get(lib, open_name, + SND_DLSYM_VERSION(SND_CONTROL_DLSYM_VERSION), 1); ++ } ++ + if (open_func) { + err = open_func(ctlp, name, ctl_root, ctl_conf, mode); + if (err >= 0) { +diff --git a/src/pcm/pcm.c b/src/pcm/pcm.c +index 2e24338..7f489f4 100644 +--- a/src/pcm/pcm.c ++++ b/src/pcm/pcm.c +@@ -2116,6 +2116,10 @@ static int snd_pcm_open_conf(snd_pcm_t **pcmp, const char *name, + #ifndef PIC + extern void *snd_pcm_open_symbols(void); + #endif ++ ++ snd_config_t *libs = NULL; ++ const char *libs_lib = NULL; ++ + if (snd_config_get_type(pcm_conf) != SND_CONFIG_TYPE_COMPOUND) { + char *val; + id = NULL; +@@ -2160,6 +2164,19 @@ static int snd_pcm_open_conf(snd_pcm_t **pcmp, const char *name, + SNDERR("Invalid type for %s", id); + goto _err; + } ++ ++ continue; ++ } ++ // Handle an array of extra libs. ++ if (strcmp(id, "libs") == 0) { ++ if (snd_config_get_type(n) != SND_CONFIG_TYPE_COMPOUND) { ++ SNDERR("Invalid type for libs definition in PCM %s definition", ++ str); ++ goto _err; ++ } ++ ++ libs = n; ++ + continue; + } + if (strcmp(id, "open") == 0) { +@@ -2184,7 +2201,62 @@ static int snd_pcm_open_conf(snd_pcm_t **pcmp, const char *name, + open_name = buf; + sprintf(buf, "_snd_pcm_%s_open", str); + } +- if (!lib) { ++ ++#ifndef PIC ++ snd_pcm_open_symbols(); /* this call is for static linking only */ ++#endif ++ ++ // Normal alsa behaviour when there is no libs array. ++ if (!libs) { ++ if (lib) { ++ open_func = snd_dlobj_cache_get(lib, open_name, ++ SND_DLSYM_VERSION(SND_PCM_DLSYM_VERSION), 1); ++ } ++ } ++ // Handle libs array. ++ // Suppresses error messages if any function is loaded successfully. ++ else { ++ if (lib) { ++ open_func = snd_dlobj_cache_get(lib, open_name, ++ SND_DLSYM_VERSION(SND_PCM_DLSYM_VERSION), 0); ++ } ++ ++ if (!open_func) { ++ snd_config_for_each(i, next, libs) { ++ snd_config_t *n = snd_config_iterator_entry(i); ++ ++ err = snd_config_get_string(n, &libs_lib); ++ if (err < 0) { ++ SNDERR("Invalid entry in PCM %s libs definition", str); ++ goto _err; ++ } ++ ++ if (!open_func) { ++ open_func = snd_dlobj_cache_get(libs_lib, open_name, ++ SND_DLSYM_VERSION(SND_PCM_DLSYM_VERSION), 0); ++ } ++ } ++ } ++ ++ // Print error messages. ++ if (!open_func) { ++ if (lib) { ++ SNDERR("Either %s cannot be opened or %s was not defined inside", ++ lib, open_name); ++ } ++ ++ snd_config_for_each(i, next, libs) { ++ snd_config_t *n = snd_config_iterator_entry(i); ++ ++ snd_config_get_string(n, &libs_lib); ++ SNDERR("Either %s cannot be opened or %s was not defined inside", ++ libs_lib, open_name); ++ } ++ } ++ } ++ ++ // Look in ALSA_PLUGIN_DIR iff we found nowhere else to look. ++ if (!lib && (!libs || !libs_lib)) { + const char *const *build_in = build_in_pcms; + while (*build_in) { + if (!strcmp(*build_in, str)) +@@ -2200,12 +2272,11 @@ static int snd_pcm_open_conf(snd_pcm_t **pcmp, const char *name, + lib = buf1; + sprintf(buf1, "%s/libasound_module_pcm_%s.so", ALSA_PLUGIN_DIR, str); + } +- } +-#ifndef PIC +- snd_pcm_open_symbols(); /* this call is for static linking only */ +-#endif +- open_func = snd_dlobj_cache_get(lib, open_name, ++ ++ open_func = snd_dlobj_cache_get(lib, open_name, + SND_DLSYM_VERSION(SND_PCM_DLSYM_VERSION), 1); ++ } ++ + if (open_func) { + err = open_func(pcmp, name, pcm_root, pcm_conf, stream, mode); + if (err >= 0) { diff --git a/pkgs/os-specific/linux/alsa-project/alsa-lib/default.nix b/pkgs/os-specific/linux/alsa-project/alsa-lib/default.nix new file mode 100644 index 00000000000..2511c88f3f1 --- /dev/null +++ b/pkgs/os-specific/linux/alsa-project/alsa-lib/default.nix @@ -0,0 +1,50 @@ +{ lib, stdenv, fetchurl, fetchpatch, alsa-ucm-conf, alsa-topology-conf }: + +stdenv.mkDerivation rec { + pname = "alsa-lib"; + version = "1.2.4"; + + src = fetchurl { + url = "mirror://alsa/lib/${pname}-${version}.tar.bz2"; + sha256 = "sha256-91VL4aVs3/RotY/BwpuVtkhkxZADjdMJx6l4xxFpCPc="; + }; + + patches = [ + ./alsa-plugin-conf-multilib.patch + (fetchpatch { + # plucked from upstream master, delete in next release + # without this patch alsa 1.2.4 fails to compile against musl-libc + # due to an overly conservative ifdef gate in a new feature + name = "fix-dlo.patch"; + url = "https://github.com/alsa-project/alsa-lib/commit/ad8c8e5503980295dd8e5e54a6285d2d7e32eb1e.patch"; + sha256 = "QQP4C1dSnJP1MNKt2el7Wn3KmtwtYzvyIHWdrHs+Jw4="; + }) + ]; + + enableParallelBuilding = true; + + # Fix pcm.h file in order to prevent some compilation bugs + postPatch = '' + sed -i -e 's|//int snd_pcm_mixer_element(snd_pcm_t \*pcm, snd_mixer_t \*mixer, snd_mixer_elem_t \*\*elem);|/\*int snd_pcm_mixer_element(snd_pcm_t \*pcm, snd_mixer_t \*mixer, snd_mixer_elem_t \*\*elem);\*/|' include/pcm.h + ''; + + postInstall = '' + ln -s ${alsa-ucm-conf}/share/alsa/{ucm,ucm2} $out/share/alsa + ln -s ${alsa-topology-conf}/share/alsa/topology $out/share/alsa + ''; + + outputs = [ "out" "dev" ]; + + meta = with lib; { + homepage = "http://www.alsa-project.org/"; + description = "ALSA, the Advanced Linux Sound Architecture libraries"; + + longDescription = '' + The Advanced Linux Sound Architecture (ALSA) provides audio and + MIDI functionality to the Linux-based operating system. + ''; + + license = licenses.lgpl21Plus; + platforms = platforms.linux; + }; +} |