From 9dd570d53e4fa3e50d631f355c99823283f77f6f Mon Sep 17 00:00:00 2001
From: Nick Bowler <draconx@gmail.com>
Date: Sun, 23 Dec 2007 00:00:08 -0500
Subject: [PATCH] Implement filename globbing on list/extract.

---
 src/lbxtool.c | 53 +++++++++++++++++++++++++++++++++++++++++++++------
 1 file changed, 47 insertions(+), 6 deletions(-)

diff --git a/src/lbxtool.c b/src/lbxtool.c
index 5435d5f..687e419 100644
--- a/src/lbxtool.c
+++ b/src/lbxtool.c
@@ -3,6 +3,7 @@
 #include <stdlib.h>
 #include <string.h>
 #include <getopt.h>
+#include <fnmatch.h>
 
 #include "lbx.h"
 
@@ -17,7 +18,26 @@ enum {
 	MODE_EXTRACT,
 };
 
-int list(FILE *f, const char *name, int verbose) {
+int filematch(char **argv, const char *name)
+{
+	int rc, i;
+
+	for (i = 0; argv[i]; i++) {
+		switch(fnmatch(argv[i], name, 0)) {
+		case 0:
+			return 0;
+		case FNM_NOMATCH:
+			break;
+		default:
+			errmsg("error matching glob: %s.\n", argv[i]);
+			return 1;
+		}
+	}
+
+	return i ? -1: 0;
+}
+
+int list(FILE *f, const char *name, int verbose, char **argv) {
 	LBX *lbx;
 	size_t nfiles;
 	unsigned int i;
@@ -37,6 +57,13 @@ int list(FILE *f, const char *name, int verbose) {
 		struct lbx_statbuf stat;
 
 		lbx_stat(lbx, i, &stat);
+
+		switch (filematch(argv, stat.name)) {
+		case -1: continue;
+		case  0: break;
+		default: goto err;
+		}
+
 		printf("%s", stat.name);
 		if (verbose) {
 			printf(" size=%zu bytes", stat.size);
@@ -47,9 +74,12 @@ int list(FILE *f, const char *name, int verbose) {
 
 	lbx_close(lbx);
 	return EXIT_SUCCESS;
+err:
+	lbx_close(lbx);
+	return EXIT_FAILURE;
 }
 
-int extract(FILE *f, const char *name, int verbose) {
+int extract(FILE *f, const char *name, int verbose, char **argv) {
 	LBX *lbx;
 	size_t nfiles;
 	unsigned int i;
@@ -69,13 +99,21 @@ int extract(FILE *f, const char *name, int verbose) {
 		struct lbx_statbuf stat;
 		size_t rc;
 		FILE *of;
+		int j;
 
 		lbx_stat(lbx, i, &stat);
+
+		switch (filematch(argv, stat.name)) {
+		case -1: continue;
+		case  0: break;
+		default: goto err;
+		}
+
 		of = fopen(stat.name, "wbx");
 		if (!of) {
 			errmsg("failed to create output file %s: %m.\n",
 			                                     stat.name);
-			break;
+			goto err;
 		}
 
 		if (verbose) printf("extracting %s...\n", stat.name);
@@ -84,13 +122,16 @@ int extract(FILE *f, const char *name, int verbose) {
 			if (rc == 0) remove(stat.name);
 			errmsg("error extracting %s: %s.\n",
 			       stat.name, lbx_strerror());
-			break;
+			goto err;
 		}
 		if (verbose) printf("wrote %zu bytes.\n", rc);
 	}
 
 	lbx_close(lbx);
 	return EXIT_SUCCESS;
+err:
+	lbx_close(lbx);
+	return EXIT_FAILURE;
 }
 
 int main(int argc, char **argv)
@@ -148,9 +189,9 @@ int main(int argc, char **argv)
 
 	switch (mode) {
 	case MODE_LIST:
-		return list(f, name, verbose);
+		return list(f, name, verbose, &argv[optind]);
 	case MODE_EXTRACT:
-		return extract(f, name, verbose);
+		return extract(f, name, verbose, &argv[optind]);
 	}
 
 	fprintf(stderr, "%s: you must specify a mode.\n", progname);
-- 
2.43.2