1 files changed, 72 insertions, 0 deletions
diff --git a/src/remove_pkg.c b/src/remove_pkg.c
new file mode 100644
index 0000000..31627f9
--- /dev/null
+++ b/src/remove_pkg.c
@@ -0,0 +1,72 @@
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <unistd.h>
+#include <sys/stat.h>
+#include <ftw.h>
+
+#include "remove_pkg.h"
+#include "vars.h"
+
+static int remove_installed(const char *src_path, const struct stat *sb, int typeflag, struct FTW *ftwbuf) {
+    (void)sb;
+    (void)ftwbuf;
+
+    if (typeflag == FTW_F) {
+        const char *filename = src_path + ftwbuf->base;
+        const char *ext = strrchr(filename, '.');
+        if (!ext) ext = "";
+
+        if (strncmp(ext, ".so", 3) == 0) {
+            char dest[MAX_PATH_LEN];
+            snprintf(dest, sizeof(dest), "%s/%s", get_install_dir("lib"), filename);
+            if (file_exists(dest)) remove(dest);
+        } else if (access(src_path, X_OK) == 0) {
+            if (strcmp(ext, ".sample") != 0 && strcmp(filename, "bldit") != 0 &&
+                strcmp(filename, "build.sh") != 0 && strcmp(filename, "compile.sh") != 0) {
+                char dest[MAX_PATH_LEN];
+                snprintf(dest, sizeof(dest), "%s/%s", get_install_dir("bin"), filename);
+                if (file_exists(dest)) remove(dest);
+            }
+        } else if (strcmp(ext, ".h") == 0) {
+            char dest[MAX_PATH_LEN];
+            snprintf(dest, sizeof(dest), "%s/%s", get_install_dir("include"), filename);
+            if (file_exists(dest)) remove(dest);
+        }
+    }
+
+    return 0;
+}
+
+static int remove_tree(const char *fpath, const struct stat *sb, int typeflag, struct FTW *ftwbuf) {
+    (void)sb;
+    (void)ftwbuf;
+    if (typeflag == FTW_F || typeflag == FTW_SL) {
+        unlink(fpath);
+    } else if (typeflag == FTW_DP) {
+        rmdir(fpath);
+    }
+    return 0;
+}
+
+void remove_pkg(Pkg pkg) {
+    if (!file_exists(pkg.src)) {
+        printf("%s%s is not installed!\n", print_pkgit, pkg.name);
+        return;
+    }
+
+    nftw(pkg.src, remove_installed, 64, FTW_PHYS);
+
+    const char *last_slash = strrchr(pkg.src, '/');
+    char target[MAX_PATH_LEN];
+    if (last_slash && last_slash != pkg.src) {
+        size_t parent_len = last_slash - pkg.src;
+        snprintf(target, sizeof(target), "%.*s", (int)parent_len, pkg.src);
+    } else {
+        snprintf(target, sizeof(target), "%s", pkg.src);
+    }
+
+    nftw(target, remove_tree, 64, FTW_DEPTH | FTW_PHYS);
+
+    printf("%sremoved %s\n", print_pkgit, pkg.name);
+}
+\ No newline at end of file