35 lines
1.1 KiB
Diff
35 lines
1.1 KiB
Diff
similar to https://www.gnu.org/software/gnutls/clang/report-NwyD8A.html
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--- argp-standalone-1.3/argp-help.c 2003-12-11 14:07:05.000000000 +0530
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+++ argp-standalone-1.3-patch/argp-help.c 2021-08-30 20:06:23.807999907 +0530
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@@ -726,15 +726,20 @@
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canon_doc_option (const char **name)
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{
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int non_opt;
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- /* Skip initial whitespace. */
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- while (isspace ( (unsigned char) **name))
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- (*name)++;
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- /* Decide whether this looks like an option (leading `-') or not. */
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- non_opt = (**name != '-');
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- /* Skip until part of name used for sorting. */
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- while (**name && !isalnum ( (unsigned char) **name))
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- (*name)++;
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- return non_opt;
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+
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+ if(!*name)
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+ non_opt = 1;
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+ else {
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+ /* Skip initial whitespace. */
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+ while (isspace ( (unsigned char) **name))
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+ (*name)++;
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+ /* Decide whether this looks like an option (leading `-') or not. */
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+ non_opt = (**name != '-');
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+ /* Skip until part of name used for sorting. */
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+ while (**name && !isalnum ( (unsigned char) **name))
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+ (*name)++;
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+ return non_opt;
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+ }
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}
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/* Order ENTRY1 & ENTRY2 by the order which they should appear in a help
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