modify pa_bytes_snprint() to return the string we just wrote to. This should be binary compat with older versions which returned void

git-svn-id: file:///home/lennart/svn/public/pulseaudio/trunk@1259 fefdeb5f-60dc-0310-8127-8f9354f1896f

2 files changed, 4 insertions, 2 deletions

diff --git a/src/pulse/sample.c b/src/pulse/sample.c
index 87b2d7a0..7ca418e1 100644
--- a/src/pulse/sample.c
+++ b/src/pulse/sample.c
@@ -120,7 +120,7 @@ char *pa_sample_spec_snprint(char *s, size_t l, const pa_sample_spec *spec) {
     return s;
 }
 
-void pa_bytes_snprint(char *s, size_t l, unsigned v) {
+char* pa_bytes_snprint(char *s, size_t l, unsigned v) {
     if (v >= ((unsigned) 1024)*1024*1024)
         snprintf(s, l, "%0.1f GiB", ((double) v)/1024/1024/1024);
     else if (v >= ((unsigned) 1024)*1024)
@@ -129,6 +129,8 @@ void pa_bytes_snprint(char *s, size_t l, unsigned v) {
         snprintf(s, l, "%0.1f KiB", ((double) v)/1024);
     else
         snprintf(s, l, "%u B", (unsigned) v);
+
+    return s;
 }
 
 pa_sample_format_t pa_parse_sample_format(const char *format) {
diff --git a/src/pulse/sample.h b/src/pulse/sample.h
index 03965a99..da32fdf0 100644
--- a/src/pulse/sample.h
+++ b/src/pulse/sample.h
@@ -182,7 +182,7 @@ pa_sample_format_t pa_parse_sample_format(const char *format);
 char* pa_sample_spec_snprint(char *s, size_t l, const pa_sample_spec *spec);
 
 /** Pretty print a byte size value. (i.e. "2.5 MiB") */
-void pa_bytes_snprint(char *s, size_t l, unsigned v);
+char* pa_bytes_snprint(char *s, size_t l, unsigned v);
 
 PA_C_DECL_END