diff options
author | Adam <you@example.com> | 2020-05-17 05:51:50 +0200 |
---|---|---|
committer | Adam <you@example.com> | 2020-05-17 05:51:50 +0200 |
commit | e611b132f9b8abe35b362e5870b74bce94a1e58e (patch) | |
tree | a5781d2ec0e085eeca33cf350cf878f2efea6fe5 /private/crt32/exec/spawnle.c | |
download | NT4.0-e611b132f9b8abe35b362e5870b74bce94a1e58e.tar NT4.0-e611b132f9b8abe35b362e5870b74bce94a1e58e.tar.gz NT4.0-e611b132f9b8abe35b362e5870b74bce94a1e58e.tar.bz2 NT4.0-e611b132f9b8abe35b362e5870b74bce94a1e58e.tar.lz NT4.0-e611b132f9b8abe35b362e5870b74bce94a1e58e.tar.xz NT4.0-e611b132f9b8abe35b362e5870b74bce94a1e58e.tar.zst NT4.0-e611b132f9b8abe35b362e5870b74bce94a1e58e.zip |
Diffstat (limited to 'private/crt32/exec/spawnle.c')
-rw-r--r-- | private/crt32/exec/spawnle.c | 83 |
1 files changed, 83 insertions, 0 deletions
diff --git a/private/crt32/exec/spawnle.c b/private/crt32/exec/spawnle.c new file mode 100644 index 000000000..5b09417f2 --- /dev/null +++ b/private/crt32/exec/spawnle.c @@ -0,0 +1,83 @@ +/*** +*spawnle.c - spawn a child process with given environment +* +* Copyright (c) 1985-1991, Microsoft Corporation. All rights reserved. +* +*Purpose: +* defines _spawnle() - spawn a child process with given environ +* +*Revision History: +* 04-15-84 DFW written +* 12-11-87 JCR Added "_LOAD_DS" to declaration +* 11-20-89 GJF Fixed copyright, alignment. Added const to arg types +* for pathname and arglist. #include-d PROCESS.H and +* added ellipsis to match prototype +* 03-08-90 GJF Replaced _LOAD_DS with _CALLTYPE2, added #include +* <cruntime.h> and removed #include <register.h> +* 07-24-90 SBM Removed redundant includes, replaced <assertm.h> by +* <assert.h> +* 09-27-90 GJF New-style function declarator. +* 01-17-91 GJF ANSI naming. +* 07-16-93 SRW ALPHA Merge +* +*******************************************************************************/ + +#include <cruntime.h> +#include <assert.h> +#include <stddef.h> +#include <process.h> +#include <stdarg.h> +#include <internal.h> +#include <malloc.h> + +/*** +*int _spawnle(modeflag, pathname, arglist) - spawn a child process with env. +* +*Purpose: +* Spawns a child process with given parameters and environment. +* formats the parameters and calls _spawnve to do the actual work. +* NOTE - at least one argument must be present. This argument is always, +* by convention, the name of the file being spawned. +* +*Entry: +* int modeflag - mode of spawn (WAIT, NOWAIT, OVERLAY) +* only WAIT, and OVERLAY currently implemented +* char *pathname - name of file to spawn +* char *arglist - argument list, environment is at the end +* call as _spawnle(modeflag, path, arg0, arg1, ..., argn, NULL, envp); +* +*Exit: +* returns exit code of spawned process +* if fails, return -1 +* +*Exceptions: +* +*******************************************************************************/ + +int _CALLTYPE2 _spawnle ( + int modeflag, + const char *pathname, + const char *arglist, + ... + ) +{ + va_list vargs; + char * argbuf[64]; + char ** argv; + char ** envp; + int result; + + assert(pathname != NULL); + assert(*pathname != '\0'); + assert(arglist != NULL); + assert(*arglist != '\0'); + + va_start(vargs, arglist); + argv = _capture_argv(&vargs, arglist, argbuf, 64); + envp = va_arg(vargs, char **); + va_end(vargs); + + result = _spawnve(modeflag,pathname,argv,envp); + if (argv && argv != argbuf) free(argv); + return result; +} |