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1 nishi 1 
/* $Id: sanity.c 13 2024-08-21 12:31:40Z nishi $ */
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#include "rv_sanity.h"
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#include "rv_version.h"
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#include "rv_util.h"
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#include "../config.h"
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#include <stdbool.h>
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#include <stdlib.h>
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#include <stdio.h>
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#include <unistd.h>
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3 nishi 14 
bool rv_find_executable(const char* name) {
1 nishi 15 
#ifdef USE_PATH
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	char* path = rv_strcat(USE_PATH, "");
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#else
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	char* path = rv_strcat(getenv("PATH"), "");
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#endif
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	int i;
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	int incr = 0;
3 nishi 22 
	for(i = 0;; i++) {
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		if(path[i] == 0 || path[i] == PATH_DELIM) {
1 nishi 24 
			char oldc = path[i];
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			path[i] = 0;
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			char* exec = rv_strcat3(path + incr, "/", name);
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#ifdef __MINGW32__
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			char* tmp = exec;
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			exec = rv_strcat(exec, ".exe");
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			free(tmp);
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#endif
3 nishi 32 
			if(access(exec, F_OK) == 0) {
1 nishi 33 
				free(exec);
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				free(path);
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				return true;
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			}
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			free(exec);
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			incr = i + 1;
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			if(oldc == 0) break;
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		}
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	}
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	free(path);
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	return false;
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}
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3 nishi 46 
void rv_check_sanity(void) {
1 nishi 47 
	bool sane = true;
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	bool svnlook = rv_find_executable("svnlook");
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	bool svnadmin = rv_find_executable("svnadmin");
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	bool htpasswd = rv_find_executable("htpasswd");
13 nishi 52 
	bool enscript = rv_find_executable("enscript");
1 nishi 53 
 
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	if(!svnlook) sane = false;
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	if(!svnadmin) sane = false;
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	if(!htpasswd) sane = false;
13 nishi 57 
	if(!enscript) sane = false;
1 nishi 58 
 
3 nishi 59 
	if(!sane) {
1 nishi 60 
		rv_error_http();
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		if(!svnlook) printf("svnlook not found\n");
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		if(!svnadmin) printf("svnadmin not found\n");
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		if(!htpasswd) printf("htpasswd not found\n");
13 nishi 64 
		if(!enscript) printf("enscript not found\n");
1 nishi 65 
		exit(1);
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	}
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}