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authorTimo Teras <timo.teras@iki.fi>2009-01-13 14:09:45 +0200
committerTimo Teras <timo.teras@iki.fi>2009-01-13 14:09:45 +0200
commit3755e1cde35828aad4af0578d4271af6b7d57b61 (patch)
tree474c3fc5f5cd064b3b301cabe5e5d2bf09825461 /src/apk.c
parent0a7910c144568d8c22a99e359d9c3caf087bc368 (diff)
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apk: per applet options
Diffstat (limited to 'src/apk.c')
-rw-r--r--src/apk.c100
1 files changed, 71 insertions, 29 deletions
diff --git a/src/apk.c b/src/apk.c
index e874cbb..4062e56 100644
--- a/src/apk.c
+++ b/src/apk.c
@@ -11,6 +11,7 @@
#include <stdio.h>
#include <fcntl.h>
+#include <ctype.h>
#include <stdarg.h>
#include <stdlib.h>
#include <string.h>
@@ -67,21 +68,11 @@ static struct apk_applet *find_applet(const char *name)
return NULL;
}
-int main(int argc, char **argv)
+static struct apk_applet *deduce_applet(int argc, char **argv)
{
- static struct option generic_options[] = {
- {"root", required_argument, NULL, 'Q' },
- {"repository", required_argument, NULL, 'X' },
- {"quiet", no_argument, NULL, 'q' },
- {"progress", no_argument, NULL, 0x100 },
- {0, 0, 0, 0},
- };
- struct apk_applet *applet = NULL;
+ struct apk_applet *a;
const char *prog;
- int r;
-
- umask(0);
- apk_cwd_fd = open(".", O_RDONLY);
+ int i;
prog = strrchr(argv[0], '/');
if (prog == NULL)
@@ -90,10 +81,64 @@ int main(int argc, char **argv)
prog++;
if (strncmp(prog, "apk_", 4) == 0)
- applet = find_applet(prog + 4);
+ return find_applet(prog + 4);
+
+ for (i = 1; i < argc; i++) {
+ if (argv[i][0] == '-')
+ continue;
+
+ a = find_applet(argv[i]);
+ if (a != NULL)
+ return a;
+ }
+
+ return NULL;
+}
+
+#define NUM_GENERIC_OPTS 4
+static struct option generic_options[32] = {
+ { "root", required_argument, NULL, 'Q' },
+ { "repository", required_argument, NULL, 'X' },
+ { "quiet", no_argument, NULL, 'q' },
+ { "progress", no_argument, NULL, 0x100 },
+};
+
+int main(int argc, char **argv)
+{
+ struct apk_applet *applet;
+ char short_options[256], *sopt;
+ struct option *opt;
+ int r, optindex;
+ void *ctx = NULL;
- while ((r = getopt_long(argc, argv, "",
- generic_options, NULL)) != -1) {
+ umask(0);
+ apk_cwd_fd = open(".", O_RDONLY);
+ apk_root = getenv("ROOT");
+
+ applet = deduce_applet(argc, argv);
+ if (applet == NULL)
+ return usage();
+
+ if (applet->num_options && applet->options) {
+ memcpy(&generic_options[NUM_GENERIC_OPTS],
+ applet->options,
+ applet->num_options * sizeof(struct option));
+ }
+ for (opt = &generic_options[0], sopt = short_options;
+ opt->name != NULL; opt++) {
+ if (opt->flag == NULL && isalnum(opt->val)) {
+ *(sopt++) = opt->val;
+ if (opt->has_arg != no_argument)
+ *(sopt++) = ':';
+ }
+ }
+
+ if (applet->context_size != 0)
+ ctx = calloc(1, applet->context_size);
+
+ optindex = 0;
+ while ((r = getopt_long(argc, argv, short_options,
+ generic_options, &optindex)) != -1) {
switch (r) {
case 'Q':
apk_root = optarg;
@@ -108,27 +153,24 @@ int main(int argc, char **argv)
apk_progress = 1;
break;
default:
- return usage();
+ if (applet->parse == NULL)
+ return usage();
+ if (applet->parse(ctx, r, optindex - NUM_GENERIC_OPTS,
+ optarg) != 0)
+ return usage();
+ break;
}
}
- argc -= optind;
- argv += optind;
-
- if (apk_root == NULL)
- apk_root = getenv("ROOT");
if (apk_root == NULL)
apk_root = "/";
- if (applet == NULL) {
- if (argc > 0)
- applet = find_applet(argv[0]);
- if (applet == NULL)
- return usage();
-
+ argc -= optind;
+ argv += optind;
+ if (argc >= 1 && strcmp(argv[0], applet->name) == 0) {
argc--;
argv++;
}
- return applet->main(argc, argv);
+ return applet->main(ctx, argc, argv);
}