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Unified Diff: fusl/src/misc/getopt.c

Issue 1714623002: [fusl] clang-format fusl (Closed) Base URL: git@github.com:domokit/mojo.git@master
Patch Set: headers too Created 4 years, 10 months ago
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Index: fusl/src/misc/getopt.c
diff --git a/fusl/src/misc/getopt.c b/fusl/src/misc/getopt.c
index 921798303f747ca8edf6b13cfc1508c9f5191242..a2c8739965935bfdb729ecd98a53f96bf9930b51 100644
--- a/fusl/src/misc/getopt.c
+++ b/fusl/src/misc/getopt.c
@@ -6,98 +6,99 @@
#include "libc.h"
#include "locale_impl.h"
-char *optarg;
-int optind=1, opterr=1, optopt, __optpos, __optreset=0;
+char* optarg;
+int optind = 1, opterr = 1, optopt, __optpos, __optreset = 0;
#define optpos __optpos
weak_alias(__optreset, optreset);
-void __getopt_msg(const char *a, const char *b, const char *c, size_t l)
-{
- FILE *f = stderr;
- b = __lctrans_cur(b);
- flockfile(f);
- fwrite(a, strlen(a), 1, f)
- && fwrite(b, strlen(b), 1, f)
- && fwrite(c, l, 1, f)
- && putc('\n', f);
- funlockfile(f);
+void __getopt_msg(const char* a, const char* b, const char* c, size_t l) {
+ FILE* f = stderr;
+ b = __lctrans_cur(b);
+ flockfile(f);
+ fwrite(a, strlen(a), 1, f) && fwrite(b, strlen(b), 1, f) &&
+ fwrite(c, l, 1, f) && putc('\n', f);
+ funlockfile(f);
}
-int getopt(int argc, char * const argv[], const char *optstring)
-{
- int i;
- wchar_t c, d;
- int k, l;
- char *optchar;
+int getopt(int argc, char* const argv[], const char* optstring) {
+ int i;
+ wchar_t c, d;
+ int k, l;
+ char* optchar;
- if (!optind || __optreset) {
- __optreset = 0;
- __optpos = 0;
- optind = 1;
- }
+ if (!optind || __optreset) {
+ __optreset = 0;
+ __optpos = 0;
+ optind = 1;
+ }
- if (optind >= argc || !argv[optind])
- return -1;
+ if (optind >= argc || !argv[optind])
+ return -1;
- if (argv[optind][0] != '-') {
- if (optstring[0] == '-') {
- optarg = argv[optind++];
- return 1;
- }
- return -1;
- }
+ if (argv[optind][0] != '-') {
+ if (optstring[0] == '-') {
+ optarg = argv[optind++];
+ return 1;
+ }
+ return -1;
+ }
- if (!argv[optind][1])
- return -1;
+ if (!argv[optind][1])
+ return -1;
- if (argv[optind][1] == '-' && !argv[optind][2])
- return optind++, -1;
+ if (argv[optind][1] == '-' && !argv[optind][2])
+ return optind++, -1;
- if (!optpos) optpos++;
- if ((k = mbtowc(&c, argv[optind]+optpos, MB_LEN_MAX)) < 0) {
- k = 1;
- c = 0xfffd; /* replacement char */
- }
- optchar = argv[optind]+optpos;
- optopt = c;
- optpos += k;
+ if (!optpos)
+ optpos++;
+ if ((k = mbtowc(&c, argv[optind] + optpos, MB_LEN_MAX)) < 0) {
+ k = 1;
+ c = 0xfffd; /* replacement char */
+ }
+ optchar = argv[optind] + optpos;
+ optopt = c;
+ optpos += k;
- if (!argv[optind][optpos]) {
- optind++;
- optpos = 0;
- }
+ if (!argv[optind][optpos]) {
+ optind++;
+ optpos = 0;
+ }
- if (optstring[0] == '-' || optstring[0] == '+')
- optstring++;
+ if (optstring[0] == '-' || optstring[0] == '+')
+ optstring++;
- i = 0;
- d = 0;
- do {
- l = mbtowc(&d, optstring+i, MB_LEN_MAX);
- if (l>0) i+=l; else i++;
- } while (l && d != c);
+ i = 0;
+ d = 0;
+ do {
+ l = mbtowc(&d, optstring + i, MB_LEN_MAX);
+ if (l > 0)
+ i += l;
+ else
+ i++;
+ } while (l && d != c);
- if (d != c) {
- if (optstring[0] != ':' && opterr)
- __getopt_msg(argv[0], ": unrecognized option: ", optchar, k);
- return '?';
- }
- if (optstring[i] == ':') {
- if (optstring[i+1] == ':') optarg = 0;
- else if (optind >= argc) {
- if (optstring[0] == ':') return ':';
- if (opterr) __getopt_msg(argv[0],
- ": option requires an argument: ",
- optchar, k);
- return '?';
- }
- if (optstring[i+1] != ':' || optpos) {
- optarg = argv[optind++] + optpos;
- optpos = 0;
- }
- }
- return c;
+ if (d != c) {
+ if (optstring[0] != ':' && opterr)
+ __getopt_msg(argv[0], ": unrecognized option: ", optchar, k);
+ return '?';
+ }
+ if (optstring[i] == ':') {
+ if (optstring[i + 1] == ':')
+ optarg = 0;
+ else if (optind >= argc) {
+ if (optstring[0] == ':')
+ return ':';
+ if (opterr)
+ __getopt_msg(argv[0], ": option requires an argument: ", optchar, k);
+ return '?';
+ }
+ if (optstring[i + 1] != ':' || optpos) {
+ optarg = argv[optind++] + optpos;
+ optpos = 0;
+ }
+ }
+ return c;
}
weak_alias(getopt, __posix_getopt);

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