30 lines
918 B
Diff
30 lines
918 B
Diff
diff --git a/general.c b/general.c
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--- a/general.c
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+++ b/general.c
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@@ -683,21 +683,20 @@ check_binary_file (sample, sample_len)
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int sample_len;
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{
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register int i;
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+ int nline;
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unsigned char c;
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if (sample_len >= 4 && sample[0] == 0x7f && sample[1] == 'E' && sample[2] == 'L' && sample[3] == 'F')
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return 1;
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/* Generally we check the first line for NULs. If the first line looks like
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- a `#!' interpreter specifier, we just look for NULs anywhere in the
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- buffer. */
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- if (sample[0] == '#' && sample[1] == '!')
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- return (memchr (sample, '\0', sample_len) != NULL);
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+ a `#!' interpreter specifier, we look for NULs in the first two lines. */
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+ nline = (sample[0] == '#' && sample[1] == '!') ? 2 : 1;
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for (i = 0; i < sample_len; i++)
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{
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c = sample[i];
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- if (c == '\n')
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+ if (c == '\n' && --nline == 0)
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return (0);
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if (c == '\0')
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return (1);
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