Renamed src.scim2 to src

1 files changed, 77 insertions, 0 deletions

diff --git a/src/exec.c b/src/exec.c
new file mode 100755
index 0000000..67664eb
--- /dev/null
+++ b/src/exec.c
@@ -0,0 +1,77 @@
+#include <stdio.h>
+#include <stdlib.h>
+#include <sys/types.h>
+#include <unistd.h>
+#include <string.h>
+#include <sys/wait.h> // for wait
+
+#include "macros.h"
+#include "conf.h"
+#include "color.h"
+#include "utils/string.h"
+#include "screen.h"
+#include "sc.h"
+
+int exec_cmd (char * line) {
+    int waitres;
+
+    def_prog_mode();
+    endwin();
+
+    int my_pipe[2];
+    if (pipe(my_pipe) == -1) {
+        sc_error("Error creating pipe");
+        getchar();
+        reset_prog_mode();
+        refresh();
+        update(TRUE);
+        return -1;
+    }
+
+    pid_t child_id = fork();
+    if (child_id == -1) {
+        sc_error("Fork error");
+        getchar();
+        reset_prog_mode();
+        refresh();
+        update(TRUE);
+        return -1;
+    }
+
+    if (child_id == 0) {     // we are in the child process
+        close(my_pipe[0]);   // child doesn't read
+        dup2(my_pipe[1], 1); // redirect stdout
+
+        char * l = line;
+        int j;
+        l = rtrim(ltrim(line, ' '), ' ');
+        char ** param = split(l, ' ', 1);
+        execvp(param[0], param);
+
+        for (j=0; param[j]; j++) {
+            free(param[j]);
+        }
+        free(param);
+        param = NULL;
+
+        printf("Error executing command. ");
+        exit(-1);
+
+    } else {                 // we are in parent process
+        close(my_pipe[1]);   // parent doesn't write
+        char reading_buf[2];
+
+        while (read(my_pipe[0], reading_buf, 1) > 0)
+            write(1, reading_buf, 1);
+
+        close(my_pipe[0]);
+        wait(&waitres);
+        system("echo -n 'Press ENTER to return.'");
+
+        getchar();
+        reset_prog_mode();
+        refresh();
+        update(TRUE);
+    }
+    return 0;
+}