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authorJeff Johnston <jjohnstn@redhat.com>2000-12-09 01:20:32 +0000
committerJeff Johnston <jjohnstn@redhat.com>2000-12-09 01:20:32 +0000
commit2efbc2a7dfa35d14c29c5c66837dc09f07c949ac (patch)
treee4a03a7344f83176b68f65a551ee04daa9f229ff /newlib/libc/sys/linux/getoptlong.c
parenta08c98bb808d1a1806c93be0b7934a19f48b5a0a (diff)
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2000-12-08 Werner Almesberger <Werner.Almesberger@epfl.ch>
* configure.host: Added x86 linux target. * libc/unix/getpass.c (_PATH_PASSWD, _PASSWORD_LEN): Default definitions provided if not already defined. * libc/sys/linux/crt0.c: New file. * libc/sys/linux/Makefile.am: Ditto. * libc/sys/linux/Makefile.in: Ditto. * libc/sys/linux/aclocal.m4: Ditto. * libc/sys/linux/brk.c: Ditto. * libc/sys/linux/configure: Ditto. * libc/sys/linux/configure.in: Ditto. * libc/sys/linux/getoptlong.c: Ditto. * libc/sys/linux/ids.c: Ditto. * libc/sys/linux/inode.c: Ditto. * libc/sys/linux/io.c: Ditto. * libc/sys/linux/linux.c: Ditto. * libc/sys/linux/process.c: Ditto. * libc/sys/linux/realpath.c: Ditto. * libc/sys/linux/select.c: Ditto. * libc/sys/linux/signal.c: Ditto. * libc/sys/linux/systat.c: Ditto. * libc/sys/linux/termios.c: Ditto. * libc/sys/linux/time.c: Ditto. * libc/sys/linux/wait.c: Ditto. * libc/sys/linux/include/alloca.h: Ditto. * libc/sys/linux/include/getopt.h: Ditto. * libc/sys/linux/include/stdint.h: Ditto. * libc/sys/linux/include/unistd.h: Ditto. * libc/sys/linux/sys/cdefs.h: Ditto. * libc/sys/linux/sys/dirent.h: Ditto. * libc/sys/linux/sys/errno.h: Ditto. * libc/sys/linux/sys/fcntl.h: Ditto. * libc/sys/linux/sys/file.h: Ditto. * libc/sys/linux/sys/ioctl.h: Ditto. * libc/sys/linux/sys/resource.h: Ditto. * libc/sys/linux/sys/signal.h: Ditto. * libc/sys/linux/sys/stat.h: Ditto. * libc/sys/linux/sys/syscall.h: Ditto. * libc/sys/linux/sys/termios.h: Ditto. * libc/sys/linux/sys/time.h: Ditto. * libc/sys/linux/sys/types.h: Ditto. * libc/sys/linux/sys/utmp.h: Ditto. * libc/sys/linux/sys/utsname.h: Ditto. * libc/sys/linux/sys/wait.h: Ditto.
Diffstat (limited to 'newlib/libc/sys/linux/getoptlong.c')
-rw-r--r--newlib/libc/sys/linux/getoptlong.c64
1 files changed, 64 insertions, 0 deletions
diff --git a/newlib/libc/sys/linux/getoptlong.c b/newlib/libc/sys/linux/getoptlong.c
new file mode 100644
index 000000000..089f4cdee
--- /dev/null
+++ b/newlib/libc/sys/linux/getoptlong.c
@@ -0,0 +1,64 @@
+#include <unistd.h>
+#include <string.h>
+#include <getopt.h>
+
+/* Written 2000 by Werner Almesberger */
+
+static const char *__resume;
+
+
+int getopt_long(int argc,char *const argv[],const char *optstring,
+ const struct option *longopts,int *longindex)
+{
+ char *here;
+
+ optarg = NULL;
+ if (!__resume) {
+ if (argc == optind || *argv[optind] != '-') return -1;
+ if (argv[optind][1] == '-') {
+ const struct option *opt;
+
+ optarg = strchr(argv[optind],'=');
+ if (optarg) optarg++;
+ for (opt = longopts; opt->name &&
+ (optarg || strcmp(opt->name,argv[optind]+2)) &&
+ (!optarg || strlen(opt->name) != optarg-argv[optind]-3 ||
+ strncmp(opt->name,argv[optind]+2,optarg-argv[optind]-3));
+ opt++);
+ optind++;
+ if (!opt->name) return '?';
+ if ((opt->has_arg == no_argument && optarg) ||
+ (opt->has_arg == required_argument && !optarg)) return ':';
+ if (longindex) *longindex = opt-longopts;
+ if (!opt->flag) return opt->val;
+ *opt->flag = opt->val;
+ return 0;
+ }
+ else {
+ __resume = argv[optind]+1;
+ }
+ }
+ here = strchr(optstring,*__resume);
+ if (!here) {
+ optind++;
+ __resume = NULL;
+ return '?';
+ }
+ if (here[1] != ':') {
+ if (!*++__resume) __resume = NULL;
+ }
+ else {
+ if (__resume[1]) optarg = (char *) __resume+1;
+ else {
+ optarg = (char *) argv[++optind];
+ if (optind == argc || *argv[optind] == '-') {
+ optind++;
+ __resume = NULL;
+ return ':';
+ }
+ }
+ __resume = NULL;
+ }
+ if (!__resume) optind++;
+ return *here;
+}