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Avoid crash on empty command-line.

This commit is contained in:
Andreas Mohr 2000-09-02 23:18:16 +00:00 committed by Alexandre Julliard
parent acc81bab87
commit 9714152e01
1 changed files with 7 additions and 4 deletions
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11
scheduler/process.c
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@ -269,15 +269,18 @@ static int load_system_dlls(void)
/*********************************************************************** /***********************************************************************
* build_command_line * build_command_line
* *
* Build the command-line of a process from the argv array. * Build the command line of a process from the argv array.
*
* Note that it does NOT necessarily include the file name.
* Sometimes we don't even have any command line options at all.
*/ */
static inline char *build_command_line( char **argv ) static inline char *build_command_line( char **argv )
{ {
int len, quote; int len, quote = 0;
char *cmdline, *p, **arg; char *cmdline, *p, **arg;
for (arg = argv, len = 0; *arg; arg++) len += strlen(*arg) + 1; for (arg = argv, len = 0; *arg; arg++) len += strlen(*arg) + 1;
if ((quote = (strchr( argv[0], ' ' ) != NULL))) len += 2; if ((argv[0]) && (quote = (strchr( argv[0], ' ' ) != NULL))) len += 2;
if (!(p = cmdline = HeapAlloc( GetProcessHeap(), 0, len ))) return NULL; if (!(p = cmdline = HeapAlloc( GetProcessHeap(), 0, len ))) return NULL;
arg = argv; arg = argv;
if (quote) if (quote)
@ -604,7 +607,7 @@ static char **build_envp( const char *env )
/*********************************************************************** /***********************************************************************
* find_wine_binary * exec_wine_binary
* *
* Locate the Wine binary to exec for a new Win32 process. * Locate the Wine binary to exec for a new Win32 process.
*/ */