From 3515199c9e158d4b6fe5d064539bdf288dca7b81 Mon Sep 17 00:00:00 2001
From: gramanas <anastasis.gramm2@gmail.com>
Date: Wed, 11 May 2022 02:17:51 +0300
Subject: initial library includes

---
 src/lib.c | 66 ++++++++++++++++++++++++++++++++++++++++++++++-----------------
 1 file changed, 48 insertions(+), 18 deletions(-)

(limited to 'src/lib.c')

diff --git a/src/lib.c b/src/lib.c
index 9eb5395..3da93ed 100644
--- a/src/lib.c
+++ b/src/lib.c
@@ -1,40 +1,70 @@
 #include "lib.h"
 #include "util.h"
 
-int
-collect_library(char *** dst, char * argv[], int argc, int optind)
+const char * default_food_lib = "/usr/local/share/food";
+
+const char *
+foodlib_env()
 {
-  int n = 0;
-  FILE *fp;
-  char path[1035];
+  char * env = getenv("FOOD_LIB");
 
-  char ** lib = NULL;
+  if (env) return env;
 
-  for (int i = optind; i < argc; i++) {
-    lib = realloc(lib, sizeof(char **) * (n + 1));
-    lib[n] = strdup(argv[i]);
-    fdebug("%d: %s\n", n, lib[n]);
-    n = n + 1;
-  }
+  return default_food_lib;
+}
+
+static int
+rcp_find(char *** lib, int lib_n, const char * path)
+{
+  int n = lib_n;
+  char line[1035];
+  FILE *fp;
 
-  fp = popen("/bin/find /home/gramanas/code/foodtools/lib/ -name '*.rcp'", "r");
+  char cmd[2048] = "/bin/find ";
+  strcat(cmd, path);
+  strcat(cmd, " -name '*.rcp'");
+
+  fp = popen(cmd, "r");
   if (fp == NULL) {
     fprintf(stderr, "Couldn't run /bin/find\n");
     return 0;
   }
 
   /* Read the output a line at a time */
-  while (fgets(path, sizeof(path), fp) != NULL) {
-    lib = realloc(lib, sizeof(char **) * (n + 1));
-    trim(path);
-    lib[n] = strdup(path);
-    fdebug("%d: %s\n", n, lib[n]);
+  while (fgets(line, sizeof(line), fp) != NULL) {
+    *lib = realloc(*lib, sizeof(char **) * (n + 1));
+    trim(line);
+    (*lib)[n] = strdup(line);
+    fdebug("%d: %s\n", n, (*lib)[n]);
     n = n + 1;
   }
 
   /* close */
   pclose(fp);
 
+  return n;
+}
+
+int
+collect_library(char *** dst,
+                char * argv[], int argc, int optind,
+                char includes[][2048], int includes_n)
+{
+  int n = 0;
+  char ** lib = NULL;
+
+  for (int i = optind; i < argc; i++) {
+    lib = realloc(lib, sizeof(char **) * (n + 1));
+    lib[n] = strdup(argv[i]);
+    fdebug("%d: %s\n", n, lib[n]);
+    n = n + 1;
+  }
+
+  //n += rcp_find(&lib, "/home/gramanas/code/foodtools/lib/");
+  for (int i = 0; i < includes_n; i++) {
+    n = rcp_find(&lib, n, includes[i]);
+  }
+
   *dst = lib;
   return n; // no of items
 }
-- 
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