blogc-make: fixed clean rule

4 files changed, 18 insertions, 8 deletions

diff --git a/src/blogc-make/ctx.c b/src/blogc-make/ctx.c
index 7b8dfca..454f99a 100644
--- a/src/blogc-make/ctx.c
+++ b/src/blogc-make/ctx.c
@@ -98,12 +98,18 @@ bm_ctx_new(const char *settings_file, bc_error_t **err)
 
     char *real_filename = realpath(settings_file, NULL);
     rv->settings_fctx = bm_filectx_new(rv, real_filename);
-    rv->root_dir = bc_strdup(dirname(real_filename));
+    rv->root_dir = realpath(dirname(real_filename), NULL);
     free(real_filename);
 
     const char *output_dir = bc_trie_lookup(settings->settings, "output_dir");
-    rv->output_dir = output_dir[0] == '/' ? bc_strdup(output_dir) :
-        bc_strdup_printf("%s/%s", rv->root_dir, output_dir);
+    if (output_dir[0] == '/') {
+        rv->output_dir = realpath(output_dir, NULL);
+    }
+    else {
+        char *tmp = bc_strdup_printf("%s/%s", rv->root_dir, output_dir);
+        rv->output_dir = realpath(tmp, NULL);
+        free(tmp);
+    }
 
     const char *template_dir = bc_trie_lookup(settings->settings,
         "template_dir");
diff --git a/src/blogc-make/exec-native.c b/src/blogc-make/exec-native.c
index 32874b4..8b87d18 100644
--- a/src/blogc-make/exec-native.c
+++ b/src/blogc-make/exec-native.c
@@ -89,7 +89,7 @@ bm_exec_native_cp(bm_filectx_t *source, bm_filectx_t *dest, bool verbose)
 
 
 int
-bm_exec_native_rm(bm_filectx_t *dest, bool verbose)
+bm_exec_native_rm(const char *output_dir, bm_filectx_t *dest, bool verbose)
 {
     if (verbose)
         printf("Removing file '%s'\n", dest->path);
@@ -111,8 +111,7 @@ bm_exec_native_rm(bm_filectx_t *dest, bool verbose)
     char *dir_short = dirname(short_path);
     char *dir = dirname(path);
 
-    while (0 != strcmp(dir_short, ".")) {
-
+    while ((0 != strcmp(dir_short, ".")) && (0 != strcmp(dir, output_dir))) {
         DIR *d = opendir(dir);
         if (d == NULL) {
             fprintf(stderr, "error: failed to open directory (%s): %s\n",
@@ -154,6 +153,11 @@ bm_exec_native_rm(bm_filectx_t *dest, bool verbose)
         dir = dirname(dir);
     }
 
+    // try to remove output dir
+    // this is done on a best-effort basis, if we can't remove it, it probably
+    // have files, so we don't really want to remove it.
+    rmdir(output_dir);
+
     free(short_path);
     free(path);
 
diff --git a/src/blogc-make/exec-native.h b/src/blogc-make/exec-native.h
index a83b510..f812238 100644
--- a/src/blogc-make/exec-native.h
+++ b/src/blogc-make/exec-native.h
@@ -13,6 +13,6 @@
 #include "ctx.h"
 
 int bm_exec_native_cp(bm_filectx_t *source, bm_filectx_t *dest, bool verbose);
-int bm_exec_native_rm(bm_filectx_t *dest, bool verbose);
+int bm_exec_native_rm(const char *output_dir, bm_filectx_t *dest, bool verbose);
 
 #endif /* _MAKE_EXEC_NATIVE_H */
diff --git a/src/blogc-make/rules.c b/src/blogc-make/rules.c
index de7d6cc..8a26fb5 100644
--- a/src/blogc-make/rules.c
+++ b/src/blogc-make/rules.c
@@ -536,7 +536,7 @@ clean_exec(bm_ctx_t *ctx, bc_slist_t *outputs, bool verbose)
             continue;
 
         if (fctx->readable) {
-            rv = bm_exec_native_rm(fctx, verbose);
+            rv = bm_exec_native_rm(ctx->output_dir, fctx, verbose);
             if (rv != 0)
                 break;
         }