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703c3106a8
https://lists.gnu.org/archive/html/info-gnu/2025-01/msg00000.html also, fix build with gcc 15 as a result of C23 treating unprototyped functions as taking no arguments (void)
28 lines
841 B
Diff
28 lines
841 B
Diff
--- a/h/getopt.h
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+++ b/h/getopt.h
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@@ -135,14 +135,10 @@
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arguments to the option '\0'. This behavior is specific to the GNU
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`getopt'. */
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-#ifdef __GNU_LIBRARY__
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/* Many other libraries have conflicting prototypes for getopt, with
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differences in the consts, in stdlib.h. To avoid compilation
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errors, only prototype getopt for the GNU C library. */
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extern int getopt (int ___argc, char *const *___argv, const char *__shortopts);
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-#else /* not __GNU_LIBRARY__ */
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-extern int getopt ();
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-#endif /* __GNU_LIBRARY__ */
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#ifndef __need_getopt
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extern int getopt_long (int ___argc, char *const *___argv,
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--- a/lib/getopt.c
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+++ b/lib/getopt.c
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@@ -197,7 +197,7 @@
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whose names are inconsistent. */
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#ifndef getenv
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-extern char *getenv ();
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+extern char *getenv (const char *);
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#endif
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#endif /* not __GNU_LIBRARY__ */
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