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Make print_error() use strerror() in case av_strerror() fails.

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Should provide a meaningful error message for systems which do not
support strerror_r().

Fix roundup issue #1894.

backport r23032 by stefano


Originally committed as revision 23175 to svn://svn.ffmpeg.org/ffmpeg/branches/0.6
This commit is contained in:
Reinhard Tartler 2010-05-19 08:03:50 +00:00
parent 1673bf86d6
commit e0e0283778
1 changed files with 4 additions and 2 deletions
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6
cmdutils.c
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@ -292,6 +292,7 @@ void set_context_opts(void *ctx, void *opts_ctx, int flags)
void print_error(const char *filename, int err)
{
char errbuf[128];
const char *errbuf_ptr = errbuf;
switch(err) {
#if CONFIG_NETWORK
@ -300,8 +301,9 @@ void print_error(const char *filename, int err)
break;
#endif
default:
av_strerror(err, errbuf, sizeof(errbuf));
fprintf(stderr, "%s: %s\n", filename, errbuf);
if (av_strerror(err, errbuf, sizeof(errbuf)) < 0)
errbuf_ptr = strerror(AVUNERROR(err));
fprintf(stderr, "%s: %s\n", filename, errbuf_ptr);
}
}