1 #ifndef __PERF_QUOTE_H 2 #define __PERF_QUOTE_H 3 4 #include <stddef.h> 5 #include <stdio.h> 6 7 /* Help to copy the thing properly quoted for the shell safety. 8 * any single quote is replaced with '\'', any exclamation point 9 * is replaced with '\!', and the whole thing is enclosed in a 10 * single quote pair. 11 * 12 * For example, if you are passing the result to system() as an 13 * argument: 14 * 15 * sprintf(cmd, "foobar %s %s", sq_quote(arg0), sq_quote(arg1)) 16 * 17 * would be appropriate. If the system() is going to call ssh to 18 * run the command on the other side: 19 * 20 * sprintf(cmd, "git-diff-tree %s %s", sq_quote(arg0), sq_quote(arg1)); 21 * sprintf(rcmd, "ssh %s %s", sq_util/quote.host), sq_quote(cmd)); 22 * 23 * Note that the above examples leak memory! Remember to free result from 24 * sq_quote() in a real application. 25 */ 26 27 extern void sq_quote_argv(struct strbuf *, const char **argv, size_t maxlen); 28 29 #endif /* __PERF_QUOTE_H */ 30
