Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
genksyms: use getopt_long() unconditionally
getopt_long() is used by various tools in the kernel (e.g. Kconfig).
It should be fine to use it all the time.
Signed-off-by: Masahiro Yamada <masahiroy@kernel.org>
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scripts/genksyms/genksyms.c
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scripts/genksyms/genksyms.c
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#include <unistd.h>
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#include <assert.h>
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#include <stdarg.h>
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#ifdef __GNU_LIBRARY__
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#include <getopt.h>
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#endif /* __GNU_LIBRARY__ */
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#include "genksyms.h"
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/*----------------------------------------------------------------------*/
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static void genksyms_usage(void)
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{
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fputs("Usage:\n" "genksyms [-adDTwqhVR] > /path/to/.tmp_obj.ver\n" "\n"
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#ifdef __GNU_LIBRARY__
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" -d, --debug Increment the debug level (repeatable)\n"
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" -D, --dump Dump expanded symbol defs (for debugging only)\n"
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" -r, --reference file Read reference symbols from a file\n"
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" -q, --quiet Disable warnings (default)\n"
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" -h, --help Print this message\n"
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" -V, --version Print the release version\n"
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#else /* __GNU_LIBRARY__ */
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" -d Increment the debug level (repeatable)\n"
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" -D Dump expanded symbol defs (for debugging only)\n"
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" -r file Read reference symbols from a file\n"
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" -T file Dump expanded types into file\n"
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" -p Preserve reference modversions or fail\n"
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" -w Enable warnings\n"
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" -q Disable warnings (default)\n"
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" -h Print this message\n"
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" -V Print the release version\n"
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#endif /* __GNU_LIBRARY__ */
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, stderr);
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}
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···
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FILE *dumpfile = NULL, *ref_file = NULL;
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int o;
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#ifdef __GNU_LIBRARY__
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struct option long_opts[] = {
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{"debug", 0, 0, 'd'},
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{"warnings", 0, 0, 'w'},
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while ((o = getopt_long(argc, argv, "dwqVDr:T:ph",
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&long_opts[0], NULL)) != EOF)
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#else /* __GNU_LIBRARY__ */
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while ((o = getopt(argc, argv, "dwqVDr:T:ph")) != EOF)
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#endif /* __GNU_LIBRARY__ */
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switch (o) {
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case 'd':
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flag_debug++;