FreeBSD Bugzilla – Attachment 213004 Details for
Bug 245156
audio/pulseaudio: parse /dev/sndstat correctly to get device name
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Testcase
testcase.c (text/plain), 900 bytes, created by
lightside
on 2020-04-03 06:35:08 UTC
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Description:
Testcase
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MIME Type:
Creator:
lightside
Created:
2020-04-03 06:35:08 UTC
Size:
900 bytes
patch
obsolete
>/* > cc -o testcase testcase.c && ./testcase >*/ > >#include <stdio.h> >#include <string.h> > >int main() { > const char *line = "pcm4: <Realtek (0x1168) (Rear Analog 5.1/2.0)> (play/rec) default"; > int device; > > if (sscanf(line, "pcm%i: ", &device) != 1) > return 0; > { > char *k = strchr(line, ':'); > > if (!k) > return 0; > > k++; > k += strspn(k, " <"); > const char *e = strrchr(k, '>'); > > if (!e) > return 0; > > const size_t len = strlen(k) - strlen(e); > char desc[len + 1]; > desc[len] = '\0'; > strncpy(desc, k, len); > printf("pcm%d: %s\n", device, desc); > /* pcm4: Realtek (0x1168) (Rear Analog 5.1/2.0) */ > } > { > const char *k = strrchr(line, '>'); > > if (!k) > return 0; > > const size_t len = strlen(line) - strlen(k) + 1; > char desc[len + 1]; > desc[len] = '\0'; > strncpy(desc, line, len); > > printf("%s\n", desc); > /* pcm4: <Realtek (0x1168) (Rear Analog 5.1/2.0)> */ > } > > return 0; >}
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