User:Paradox-01/C: Difference between revisions

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525 bytes added , 20 June 2022

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 ----
 Arrays, pointers, conversions, globals, ...
+----
+==Files==
+==Directories==
+_getcwd can be used to get program path when main function arg is not an option.
+ #include <direct.h> // _getcwd
+ #include <stdlib.h> // free, perror
+ #include <stdio.h>  // printf
+ #include <string.h> // strlen
+ int main( void )
+ {
+    char* buffer;
+    // Get the current working directory:
+    if ( (buffer = _getcwd( NULL, 0 )) == NULL )
+       perror( "_getcwd error" );
+    else
+    {
+       printf( "%s \nLength: %zu\n", buffer, strlen(buffer) );
+       free(buffer);
+    }
+ }