1 files changed, 62 insertions, 0 deletions
diff --git a/abs/core/udev/resolve-modalias.c b/abs/core/udev/resolve-modalias.c
new file mode 100644
index 0000000..d1680b1
--- /dev/null
+++ b/abs/core/udev/resolve-modalias.c
@@ -0,0 +1,62 @@
+#include <stdio.h>
+#include <fnmatch.h>
+#include <string.h>
+#include <malloc.h>
+
+static char *getline(FILE *file) {
+  static size_t size = 1024;
+  static char *buf = NULL;
+  static unsigned int i = 0, r = 0;;
+
+  if(buf == NULL)
+    buf = (char*)malloc(size);
+
+  if(i) {
+    memmove(buf, buf+i, size-i);
+    r -= i;
+    i = 0;
+  }
+
+  while(1) {
+    if(i == size) {
+      size *= 2;
+      buf = (char*)realloc(buf, size);
+    }
+
+    if(i==r)
+      r += fread(buf+i, 1, size-i, file);
+
+    if(i==r && i == 0) {
+      free(buf);
+      buf = NULL;
+      r = 0;
+      return NULL;
+    }
+
+    if(i==r || buf[i] == '\n') {
+      buf[i++] = '\0';
+      return buf;
+    }
+    i++;
+  }
+}
+
+int main(int argc, char *argv[]) {
+  FILE *f=fopen(argv[1], "r");
+  char *line, *pattern, *module;
+  char *pos1, *pos2;
+
+  while((line=getline(f))!=NULL) {
+    if(!strncmp(line, "alias", strlen("alias"))) {
+      pos1 = index(line, ' ');
+      pos2 = index(pos1+1, ' ');
+      pattern = pos1+1;
+      *pos2 = '\0';
+      module = pos2+1;
+
+      if(!fnmatch(pattern, argv[2], 0))
+        printf("%s\n", module);
+    }
+  }
+  return 0;
+}