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Escape arguments to filter commands

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This will allow both the path to git-crypt and the path to the key file
to contain arbitrary characters, notably spaces.
This commit is contained in:
Andrew Ayer
2013-04-04 18:52:06 -07:00
parent b10fbcd299
commit 2b936c74f1
3 changed files with 22 additions and 17 deletions
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24
commands.cpp
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@@ -230,11 +230,8 @@ void init (const char* argv0, const char* keyfile)
std::string keyfile_path(resolve_path(keyfile));
// git config filter.git-crypt.smudge "git-crypt smudge /path/to/key"
std::string command("git config filter.git-crypt.smudge \"");
command += git_crypt_path;
command += " smudge ";
command += keyfile_path;
command += "\"";
std::string command("git config filter.git-crypt.smudge ");
command += escape_shell_arg(escape_shell_arg(git_crypt_path) + " smudge " + escape_shell_arg(keyfile_path));
if (system(command.c_str()) != 0) {
std::clog << "git config failed\n";
@@ -242,11 +239,8 @@ void init (const char* argv0, const char* keyfile)
}
// git config filter.git-crypt.clean "git-crypt clean /path/to/key"
command = "git config filter.git-crypt.clean \"";
command += git_crypt_path;
command += " clean ";
command += keyfile_path;
command += "\"";
command = "git config filter.git-crypt.clean ";
command += escape_shell_arg(escape_shell_arg(git_crypt_path) + " clean " + escape_shell_arg(keyfile_path));
if (system(command.c_str()) != 0) {
std::clog << "git config failed\n";
@@ -254,11 +248,8 @@ void init (const char* argv0, const char* keyfile)
}
// git config diff.git-crypt.textconv "git-crypt diff /path/to/key"
command = "git config diff.git-crypt.textconv \"";
command += git_crypt_path;
command += " diff ";
command += keyfile_path;
command += "\"";
command = "git config diff.git-crypt.textconv ";
command += escape_shell_arg(escape_shell_arg(git_crypt_path) + " diff " + escape_shell_arg(keyfile_path));
if (system(command.c_str()) != 0) {
std::clog << "git config failed\n";
@@ -278,8 +269,7 @@ void init (const char* argv0, const char* keyfile)
if (path_to_top.empty()) {
command += ".";
} else {
command += path_to_top; // git rev-parse --show-cdup only outputs sequences of ../ so we
// don't need to worry about shell escaping :-)
command += escape_shell_arg(path_to_top);
}
if (system(command.c_str()) != 0) {