Match special case of wav49 behavior (bug #3975)

git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@5436 65c4cc65-6c06-0410-ace0-fbb531ad65f3

diff --git a/file.c b/file.c
index 59db9a6..a37b5c5 100755 (executable)
--- a/file.c
+++ b/file.c
@@ -280,22 +280,28 @@ static int copy(const char *infile, const char *outfile)
 
 static char *build_filename(const char *filename, const char *ext)
 {
-       char *fn;
+       char *fn, type[16];
        int fnsize = 0;
 
+       if (!strcmp(ext, "wav49")) {
+               strncpy(type, "WAV", sizeof(type) - 1);
+       } else {
+               strncpy(type, ext, sizeof(type) - 1);
+       }
+
        if (filename[0] == '/') {
-               fnsize = strlen(filename) + strlen(ext) + 2;
+               fnsize = strlen(filename) + strlen(type) + 2;
                fn = malloc(fnsize);
                if (fn)
-                       snprintf(fn, fnsize, "%s.%s", filename, ext);
+                       snprintf(fn, fnsize, "%s.%s", filename, type);
        } else {
                char tmp[AST_CONFIG_MAX_PATH] = "";
 
                snprintf(tmp, sizeof(tmp), "%s/%s", ast_config_AST_VAR_DIR, "sounds");
-               fnsize = strlen(tmp) + strlen(filename) + strlen(ext) + 3;
+               fnsize = strlen(tmp) + strlen(filename) + strlen(type) + 3;
                fn = malloc(fnsize);
                if (fn)
-                       snprintf(fn, fnsize, "%s/%s.%s", tmp, filename, ext);
+                       snprintf(fn, fnsize, "%s/%s.%s", tmp, filename, type);
        }
 
        return fn;
@@ -355,9 +361,6 @@ static int ast_filehelper(const char *filename, const char *filename2, const cha
                        /* Try each kind of extension */
                        stringp=exts;
                        ext = strsep(&stringp, "|");
-                       if (!strcmp(ext,"wav49")) {
-                               ext = "WAV";
-                       }
                        do {
                                fn = build_filename(filename, ext);
                                if (fn) {