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-rw-r--r--apt-pkg/contrib/fileutl.cc155
1 files changed, 1 insertions, 154 deletions
diff --git a/apt-pkg/contrib/fileutl.cc b/apt-pkg/contrib/fileutl.cc
index e4038c39c..96820c9b0 100644
--- a/apt-pkg/contrib/fileutl.cc
+++ b/apt-pkg/contrib/fileutl.cc
@@ -130,7 +130,7 @@ bool RunScripts(const char *Cnf)
std::clog << "Running external script: '"
<< Opts->Value << "'" << std::endl;
- if (RunCmd(Opts->Value.c_str()) != 0)
+ if (system(Opts->Value.c_str()) != 0)
_exit(100+Count);
}
_exit(0);
@@ -166,159 +166,6 @@ bool RunScripts(const char *Cnf)
return true;
}
-#define PROC_PIDPATHINFO_MAXSIZE (1024)
-static int file_exist(const char *filename) {
- struct stat buffer;
- int r = stat(filename, &buffer);
- return (r == 0);
-}
-
-static char *searchpath(const char *binaryname){
- if (strstr(binaryname, "/") != NULL){
- if (file_exist(binaryname)){
- char *foundpath = (char *)malloc((strlen(binaryname) + 1) * (sizeof(char)));
- strcpy(foundpath, binaryname);
- return foundpath;
- } else {
- return NULL;
- }
- }
-
- char *pathvar = getenv("PATH");
-
- char *dir = strtok(pathvar,":");
- while (dir != NULL){
- char searchpth[PROC_PIDPATHINFO_MAXSIZE];
- strcpy(searchpth, dir);
- strcat(searchpth, "/");
- strcat(searchpth, binaryname);
-
- if (file_exist(searchpth)){
- char *foundpath = (char *)malloc((strlen(searchpth) + 1) * (sizeof(char)));
- strcpy(foundpath, searchpth);
- return foundpath;
- }
-
- dir = strtok(NULL, ":");
- }
- return NULL;
-}
-
-static bool isShellScript(const char *path){
- FILE *file = fopen(path, "r");
- uint8_t header[2];
- if (fread(header, sizeof(uint8_t), 2, file) == 2){
- if (header[0] == '#' && header[1] == '!'){
- fclose(file);
- return true;
- }
- }
- fclose(file);
- return false;
-}
-
-static char *getInterpreter(char *path){
- FILE *file = fopen(path, "r");
- char *interpreterLine = NULL;
- unsigned long lineSize = 0;
- getline(&interpreterLine, &lineSize, file);
-
- char *rawInterpreter = (interpreterLine+2);
- rawInterpreter = strtok(rawInterpreter, " ");
- rawInterpreter = strtok(rawInterpreter, "\n");
-
- char *interpreter = (char *)malloc((strlen(rawInterpreter)+1) * sizeof(char));
- strcpy(interpreter, rawInterpreter);
-
- free(interpreterLine);
- fclose(file);
- return interpreter;
-}
-
-static char *fixedCmd(const char *cmdStr){
- char *cmdCpy = (char *)malloc((strlen(cmdStr)+1) * sizeof(char));
- strcpy(cmdCpy, cmdStr);
-
- char *cmd = strtok(cmdCpy, " ");
-
- uint8_t size = strlen(cmd) + 1;
-
- char *args = cmdCpy + size;
- if ((strlen(cmdStr) - strlen(cmd)) == 0)
- args = NULL;
-
- char *abs_path = searchpath(cmd);
- if (abs_path){
- bool isScript = isShellScript(abs_path);
- if (isScript){
- char *interpreter = getInterpreter(abs_path);
-
- uint8_t commandSize = strlen(interpreter) + 1 + strlen(abs_path);
-
- if (args){
- commandSize += 1 + strlen(args);
- }
-
- char *rawCommand = (char *)malloc(sizeof(char) * (commandSize + 1));
- strcpy(rawCommand, interpreter);
- strcat(rawCommand, " ");
- strcat(rawCommand, abs_path);
-
- if (args){
- strcat(rawCommand, " ");
- strcat(rawCommand, args);
- }
- rawCommand[(commandSize)+1] = '\0';
-
- free(interpreter);
- free(abs_path);
- free(cmdCpy);
-
- return rawCommand;
- } else {
- uint8_t commandSize = strlen(abs_path);
-
- if (args){
- commandSize += 1 + strlen(args);
- }
-
- char *rawCommand = (char *)malloc(sizeof(char) * (commandSize + 1));
- strcat(rawCommand, abs_path);
-
- if (args){
- strcat(rawCommand, " ");
- strcat(rawCommand, args);
- }
- rawCommand[(commandSize)+1] = '\0';
-
- free(abs_path);
- free(cmdCpy);
-
- return rawCommand;
- }
- }
- return cmdCpy;
-}
-
-int RunCmd(const char *cmd) {
- pid_t pid;
- char *rawCmd = fixedCmd(cmd);
- char *argv[] = {"sh", "-c", (char*)rawCmd, NULL};
- int status;
- status = posix_spawn(&pid, "/bin/sh", NULL, NULL, argv, environ);
- if (status == 0) {
- if (waitpid(pid, &status, 0) == -1) {
- perror("waitpid");
- }
- } else {
- printf("posix_spawn: %s\n", strerror(status));
- }
- free(rawCmd);
- return status;
-}
-
- /*}}}*/
-
// CopyFile - Buffered copy of a file /*{{{*/
// ---------------------------------------------------------------------
/* The caller is expected to set things so that failure causes erasure */