Changeset 0a509c6 for examples

Timestamp:

Dec 8, 2013, 5:51:09 AM (11 years ago)

Author:

Paul Brossier <piem@piem.org>

Branches:

feature/autosink, feature/cnn, feature/cnn_org, feature/constantq, feature/crepe, feature/crepe_org, feature/pitchshift, feature/pydocstrings, feature/timestretch, fix/ffmpeg5, master, pitchshift, sampler, timestretch, yinfft+

Children:

664fd25

Parents:

a93dab3

Message:

examples/: check if sink_uri exists, add -f to force overwrite

Location:

examples

Files:

• parse_args.h (modified) (5 diffs)
• utils.c (modified) (2 diffs)

examples/parse_args.h

@@ -41 +41 @@
 extern uint_t mix_input;
 
+extern uint_t force_overwrite;
+
 // functions defined in utils.c
 extern void examples_common_init (int argc, char **argv);
@@ -79 +81 @@
 #ifdef PROG_HAS_OUTPUT
       "       -m      --mix-input        mix input signal with output signal\n"
+      "       -f      --force-overwrite  overwrite output file if\n"
 #endif
 #ifdef PROG_HAS_JACK
@@ -106 +109 @@
     "p:u:l:"
 #endif /* PROG_HAS_PITCH */
-    "s:m";
+    "s:mf";
   int next_option;
   struct option long_options[] = {
@@ -132 +135 @@
     {"silence",               1, NULL, 's'},
     {"mix-input",             0, NULL, 'm'},
+    {"force-overwrite",       0, NULL, 'f'},
     {NULL,                    0, NULL, 0}
   };
@@ -156 +160 @@
       case 'o':
         sink_uri = optarg;
+        break;
+      case 'f':                /* force_overwrite flag */
+        force_overwrite = 1;
         break;
       case 'r':

examples/utils.c

@@ -54 +54 @@
 uint_t mix_input = 0;
 
+uint_t force_overwrite = 0;
+
 //
 // internal memory stuff
@@ -89 +91 @@
     }
     if (sink_uri != NULL) {
+      uint_t sink_exists = (access(sink_uri, F_OK) == 0 );
+      if (!force_overwrite && sink_exists) {
+        outmsg ("Output file %s already exists, use -f to overwrite.\n",
+            sink_uri);
+        exit (1);
+      }
       this_sink = new_aubio_sink ((char_t*)sink_uri, samplerate);
       if (this_sink == NULL) {