svg-flatten: Add forwarding logic for usvg font optionsv2.2.4

1 files changed, 25 insertions, 16 deletions

diff --git a/svg-flatten/src/util.cpp b/svg-flatten/src/util.cpp
index d9a5a09..0597360 100644
--- a/svg-flatten/src/util.cpp
+++ b/svg-flatten/src/util.cpp
@@ -2,6 +2,7 @@
 #include <sys/types.h>
 #include <string>
 #include <iostream>
+#include <vector>
 
 #ifndef NOFORK
 #include <pwd.h>
@@ -11,16 +12,24 @@
 
 #include "util.h"
 
-using namespace std;
-
 #ifndef NOFORK
-int gerbolyze::run_cargo_command(const char *cmd_name, const char *cmdline[], const char *envvar) {
+int gerbolyze::run_cargo_command(const char *cmd_name, std::vector<std::string> &cmdline, const char *envvar) {
+
+    //std::cerr << "Running command: " << cmd_name << " ";
+    std::vector<const char *> cmdline_c = {nullptr};
+    for (std::string &s : cmdline) {
+        //std::cerr << s << " ";
+        cmdline_c.push_back(s.c_str());
+    }
+    cmdline_c.push_back(nullptr);
+    //std::cerr << std::endl;
+
     const char *homedir;
     if ((homedir = getenv("HOME")) == NULL) {
         homedir = getpwuid(getuid())->pw_dir;
     }
-    string homedir_s(homedir);
-    string cargo_bin_dir = homedir_s + "/.cargo/bin/" + cmd_name;
+    std::string homedir_s(homedir);
+    std::string cargo_bin_dir = homedir_s + "/.cargo/bin/" + cmd_name;
 
     bool found = false;
     int proc_rc = -1;
@@ -31,36 +40,36 @@ int gerbolyze::run_cargo_command(const char *cmd_name, const char *cmdline[], co
             if ((envvar_val = getenv(envvar)) == NULL) {
                 continue;
             } else {
-                cmdline[0] = envvar_val;
+                cmdline_c[0] = envvar_val;
             }
             break;
 
         case 1:
-            cmdline[0] = cmd_name;
+            cmdline_c[0] = cmd_name;
             break;
 
         case 2:
-            cmdline[0] = cargo_bin_dir.c_str();
+            cmdline_c[0] = cargo_bin_dir.c_str();
             break;
         }
 
         struct subprocess_s subprocess;
-        int rc = subprocess_create(cmdline, subprocess_option_inherit_environment, &subprocess);
+        int rc = subprocess_create(cmdline_c.data(), subprocess_option_inherit_environment, &subprocess);
         if (rc) {
-            cerr << "Error calling " << cmd_name << endl;
+            std::cerr << "Error calling " << cmd_name << std::endl;
             return EXIT_FAILURE;
         }
 
         proc_rc = -1;
         rc = subprocess_join(&subprocess, &proc_rc);
         if (rc) {
-            cerr << "Error calling " << cmd_name << endl;
+            std::cerr << "Error calling " << cmd_name << std::endl;
             return EXIT_FAILURE;
         }
 
         rc = subprocess_destroy(&subprocess);
         if (rc) {
-            cerr << "Error calling " << cmd_name << endl;
+            std::cerr << "Error calling " << cmd_name << std::endl;
             return EXIT_FAILURE;
         }
 
@@ -73,21 +82,21 @@ int gerbolyze::run_cargo_command(const char *cmd_name, const char *cmdline[], co
     }
 
     if (!found) {
-        cerr << "Error: Cannot find " << cmd_name << ". Is it installed and in $PATH?" << endl;
+        std::cerr << "Error: Cannot find " << cmd_name << ". Is it installed and in $PATH?" << std::endl;
         return EXIT_FAILURE;
     }
 
     if (proc_rc) {
-        cerr << cmd_name << " returned an error code: " << proc_rc << endl;
+        std::cerr << cmd_name << " returned an error code: " << proc_rc << std::endl;
         return EXIT_FAILURE;
     }
 
     return 0;
 }
 #else
-int gerbolyze::run_cargo_command(const char *cmd_name, const char *cmdline[], const char *envvar) {
+int gerbolyze::run_cargo_command(const char *cmd_name, std::vector<std::string> &cmdline, const char *envvar) {
     (void) cmd_name, (void) cmdline, (void) envvar;
-    cerr << "Error: Cannot spawn " << cmd_name << " subprocess since binary was built with fork/exec disabled (-DNOFORK=1)" << endl;
+    std::cerr << "Error: Cannot spawn " << cmd_name << " subprocess since binary was built with fork/exec disabled (-DNOFORK=1)" << std::endl;
     return EXIT_FAILURE;
 }
 #endif