fix return values of asprintf replacement.
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af8c4396fe
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@ -65,14 +65,12 @@ vasprintf( char **strp, const char *fmt, va_list ap )
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int len;
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int len;
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char tmp[1024];
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char tmp[1024];
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if ((len = vsnprintf( tmp, sizeof(tmp), fmt, ap) ) < 0)
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if ((len = vsnprintf( tmp, sizeof(tmp), fmt, ap )) < 0 || !(*strp = malloc( len + 1 )))
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*strp = 0;
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return -1;
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else if ((*strp = malloc( len + 1 ))) {
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if (len >= (int)sizeof(tmp))
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if (len >= sizeof(tmp))
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vsprintf( *strp, fmt, ap );
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vsprintf( *strp, fmt, ap );
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else
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else
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memcpy( *strp, tmp, len + 1 );
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memcpy( *strp, tmp, len + 1 );
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}
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return len;
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return len;
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}
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}
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#endif
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#endif
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@ -138,7 +136,7 @@ int
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nfvasprintf( char **str, const char *fmt, va_list va )
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nfvasprintf( char **str, const char *fmt, va_list va )
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{
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{
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int ret = vasprintf( str, fmt, va );
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int ret = vasprintf( str, fmt, va );
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if (!*str)
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if (ret < 0)
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oom();
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oom();
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return ret;
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return ret;
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}
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}
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10
src/util.c
10
src/util.c
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@ -166,14 +166,12 @@ vasprintf( char **strp, const char *fmt, va_list ap )
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int len;
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int len;
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char tmp[1024];
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char tmp[1024];
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if ((len = vsnprintf( tmp, sizeof(tmp), fmt, ap) ) < 0)
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if ((len = vsnprintf( tmp, sizeof(tmp), fmt, ap )) < 0 || !(*strp = malloc( len + 1 )))
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*strp = 0;
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return -1;
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else if ((*strp = malloc( len + 1 ))) {
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if (len >= (int)sizeof(tmp))
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if (len >= sizeof(tmp))
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vsprintf( *strp, fmt, ap );
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vsprintf( *strp, fmt, ap );
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else
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else
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memcpy( *strp, tmp, len + 1 );
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memcpy( *strp, tmp, len + 1 );
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}
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return len;
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return len;
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}
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}
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#endif
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#endif
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@ -249,7 +247,7 @@ int
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nfvasprintf( char **str, const char *fmt, va_list va )
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nfvasprintf( char **str, const char *fmt, va_list va )
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{
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{
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int ret = vasprintf( str, fmt, va );
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int ret = vasprintf( str, fmt, va );
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if (!*str)
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if (ret < 0)
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oom();
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oom();
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return ret;
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return ret;
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}
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}
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