mirror of
https://github.com/vim/vim
synced 2025-03-19 16:25:11 +01:00
51b6eb47b3
Problem: Using malloc() directly.
Solution: Use ALLOC_ONE(). Remove superfluous typecast. (Hussam al-Homsi,
closes #6768)
113 lines
2.3 KiB
C
113 lines
2.3 KiB
C
/* vi:set ts=8 sts=4 sw=4 noet:
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*
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* VIM - Vi IMproved by Bram Moolenaar
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* this file by Vince Negri
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*
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* Do ":help uganda" in Vim to read copying and usage conditions.
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* Do ":help credits" in Vim to see a list of people who contributed.
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* See README.txt for an overview of the Vim source code.
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*/
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/*
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* vimrun.c - Tiny Win32 program to safely run an external command in a
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* DOS console.
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* This program is required to avoid that typing CTRL-C in the DOS
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* console kills Vim. Now it only kills vimrun.
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*/
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#include <stdio.h>
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#include <stdlib.h>
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#include <conio.h>
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#ifndef WIN32_LEAN_AND_MEAN
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# define WIN32_LEAN_AND_MEAN
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#endif
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#include <windows.h>
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int
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main(void)
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{
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const wchar_t *p;
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wchar_t *cmd;
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size_t cmdlen;
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int retval;
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int inquote = 0;
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int silent = 0;
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HANDLE hstdout;
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DWORD written;
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p = (const wchar_t *)GetCommandLineW();
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/*
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* Skip the executable name, which might be in "".
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*/
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while (*p)
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{
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if (*p == L'"')
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inquote = !inquote;
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else if (!inquote && *p == L' ')
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{
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++p;
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break;
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}
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++p;
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}
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while (*p == L' ')
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++p;
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/*
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* "-s" argument: don't wait for a key hit.
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*/
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if (p[0] == L'-' && p[1] == L's' && p[2] == L' ')
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{
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silent = 1;
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p += 3;
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while (*p == L' ')
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++p;
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}
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// Print the command, including quotes and redirection.
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hstdout = GetStdHandle(STD_OUTPUT_HANDLE);
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WriteConsoleW(hstdout, p, wcslen(p), &written, NULL);
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WriteConsoleW(hstdout, L"\r\n", 2, &written, NULL);
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// If the command starts and ends with double quotes,
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// Enclose the command in parentheses.
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cmd = NULL;
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cmdlen = wcslen(p);
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if (cmdlen >= 2 && p[0] == L'"' && p[cmdlen - 1] == L'"')
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{
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cmdlen += 3;
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cmd = malloc(cmdlen * sizeof(wchar_t));
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if (cmd == NULL)
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{
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perror("vimrun malloc(): ");
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return -1;
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}
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_snwprintf(cmd, cmdlen, L"(%s)", p);
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p = cmd;
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}
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/*
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* Do it!
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*/
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retval = _wsystem(p);
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if (cmd)
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free(cmd);
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if (retval == -1)
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perror("vimrun system(): ");
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else if (retval != 0)
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printf("shell returned %d\n", retval);
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if (!silent)
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{
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puts("Hit any key to close this window...");
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while (_kbhit())
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(void)_getch();
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(void)_getch();
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}
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return retval;
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}
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