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try to be resilient and helpful when dealing with files

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Gwenhael Le Moine 2023-09-20 16:26:24 +02:00
parent 7ba9008dd1
commit 2a5d68dc80
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GPG key ID: FDFE3669426707A7
1 changed files with 16 additions and 1 deletions
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17
src/runtime_options.c
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@ -1,3 +1,4 @@
#include <errno.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
@ -90,12 +91,26 @@ void get_absolute_config_dir( char* source, char* dest ) {
}
static inline void normalize_filenames( void ) {
struct stat st;
int normalized_config_path_exist = 0;
get_absolute_config_dir( configDir, normalized_config_path );
if ( stat( normalized_config_path, &st ) == -1 )
if ( errno == ENOENT )
normalized_config_path_exist = 1;
if ( romFileName[ 0 ] == '/' )
strcpy( normalized_rom_path, "" );
else
else {
if ( !normalized_config_path_exist ) {
fprintf( stderr, "ERROR: Cannot find rom `%s`\n", romFileName );
fprintf( stderr, " You need a ROM to use %s\n", progname );
exit( 1 );
}
strcpy( normalized_rom_path, normalized_config_path );
}
strcat( normalized_rom_path, romFileName );
if ( ramFileName[ 0 ] == '/' )