diff options
| -rw-r--r-- | src/Makefile.am | 1 | ||||
| -rw-r--r-- | src/pulsecore/core-util.c | 44 | ||||
| -rw-r--r-- | src/pulsecore/core-util.h | 2 |
3 files changed, 47 insertions, 0 deletions
diff --git a/src/Makefile.am b/src/Makefile.am index ec998312..29a6ef47 100644 --- a/src/Makefile.am +++ b/src/Makefile.am @@ -57,6 +57,7 @@ AM_CFLAGS += -DPA_SYSTEM_CONFIG_PATH=\"$(PA_SYSTEM_CONFIG_PATH)\" AM_CFLAGS += -DPA_SYSTEM_STATE_PATH=\"$(PA_SYSTEM_STATE_PATH)\" AM_CFLAGS += -DAO_REQUIRE_CAS AM_CFLAGS += -DPULSE_LOCALEDIR=\"$(pulselocaledir)\" +AM_CFLAGS += -DPA_MACHINE_ID=\"$(localstatedir)/lib/dbus/machine-id\" # This cool debug trap works on i386/gcc only AM_CFLAGS += '-DDEBUG_TRAP=__asm__("int $$3")' diff --git a/src/pulsecore/core-util.c b/src/pulsecore/core-util.c index 7c1534ae..abdf1e90 100644 --- a/src/pulsecore/core-util.c +++ b/src/pulsecore/core-util.c @@ -2053,3 +2053,47 @@ pa_bool_t pa_in_system_mode(void) { return !!atoi(e); } + +char *pa_machine_id(void) { + FILE *f; + size_t l; + + if ((f = fopen(PA_MACHINE_ID"x", "r"))) { + char ln[34] = "", *r; + + r = fgets(ln, sizeof(ln)-1, f); + fclose(f); + + if (r) + return pa_xstrdup(pa_strip_nl(ln)); + } + + l = 100; + + for (;;) { + char *c; + + c = pa_xnew(char, l); + + if (!pa_get_host_name(c, l)) { + + if (errno == EINVAL || errno == ENAMETOOLONG) { + pa_xfree(c); + l *= 2; + continue; + } + + return NULL; + } + + if (strlen(c) < l-1) + return c; + + /* Hmm, the hostname is as long the space we offered the + * function, we cannot know if it fully fit in, so let's play + * safe and retry. */ + + pa_xfree(c); + l *= 2; + } +} diff --git a/src/pulsecore/core-util.h b/src/pulsecore/core-util.h index 2ed81fc5..b0c07588 100644 --- a/src/pulsecore/core-util.h +++ b/src/pulsecore/core-util.h @@ -184,4 +184,6 @@ pa_bool_t pa_in_system_mode(void); #define pa_streq(a,b) (!strcmp((a),(b))) +char *pa_machine_id(void); + #endif |