mirror of git://git.suckless.org/sbase
printf: handle \0 in %b arguments
The %b case was using fputs after unescape to print the argument, which meant that it could not handle nul bytes. Instead, store the length returned from unescape and use fwrite to properly handle them.
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d6154bd87f
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10
printf.c
10
printf.c
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@ -19,7 +19,7 @@ int
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main(int argc, char *argv[])
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{
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Rune *rarg;
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size_t i, j, argi, lastargi, formatlen;
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size_t i, j, argi, lastargi, formatlen, blen;
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long long num;
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double dou;
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int cooldown = 0, width, precision, ret = 0;
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@ -112,12 +112,12 @@ main(int argc, char *argv[])
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case 'b':
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if ((tmp = strstr(arg, "\\c"))) {
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*tmp = 0;
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unescape(arg);
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fputs(arg, stdout);
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blen = unescape(arg);
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fwrite(arg, sizeof(*arg), blen, stdout);
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return 0;
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}
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unescape(arg);
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fputs(arg, stdout);
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blen = unescape(arg);
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fwrite(arg, sizeof(*arg), blen, stdout);
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break;
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case 'c':
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unescape(arg);
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