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-rw-r--r--Makefile8
-rw-r--r--config.mak.uname1
-rw-r--r--exec-cmd.c23
3 files changed, 32 insertions, 0 deletions
diff --git a/Makefile b/Makefile
index a87e18b317..bdc6823482 100644
--- a/Makefile
+++ b/Makefile
@@ -385,6 +385,10 @@ include shared.mak
# supports calling _NSGetExecutablePath to retrieve the path of the running
# executable.
#
+# When using RUNTIME_PREFIX, define HAVE_ZOS_GET_EXECUTABLE_PATH if your platform
+# supports calling __getprogramdir and getprogname to retrieve the path of the
+# running executable.
+#
# When using RUNTIME_PREFIX, define HAVE_WPGMPTR if your platform offers
# the global variable _wpgmptr containing the absolute path of the current
# executable (this is the case on Windows).
@@ -2155,6 +2159,10 @@ ifdef HAVE_NS_GET_EXECUTABLE_PATH
BASIC_CFLAGS += -DHAVE_NS_GET_EXECUTABLE_PATH
endif
+ifdef HAVE_ZOS_GET_EXECUTABLE_PATH
+ BASIC_CFLAGS += -DHAVE_ZOS_GET_EXECUTABLE_PATH
+endif
+
ifdef HAVE_WPGMPTR
BASIC_CFLAGS += -DHAVE_WPGMPTR
endif
diff --git a/config.mak.uname b/config.mak.uname
index aa0fd26bd5..904bcf3598 100644
--- a/config.mak.uname
+++ b/config.mak.uname
@@ -648,6 +648,7 @@ ifeq ($(uname_S),OS/390)
NO_GECOS_IN_PWENT = YesPlease
HAVE_STRINGS_H = YesPlease
NEEDS_MODE_TRANSLATION = YesPlease
+ HAVE_ZOS_GET_EXECUTABLE_PATH = YesPlease
endif
ifeq ($(uname_S),MINGW)
ifeq ($(shell expr "$(uname_R)" : '1\.'),2)
diff --git a/exec-cmd.c b/exec-cmd.c
index 909777f61f..507e67d528 100644
--- a/exec-cmd.c
+++ b/exec-cmd.c
@@ -150,6 +150,25 @@ static int git_get_exec_path_darwin(struct strbuf *buf)
}
#endif /* HAVE_NS_GET_EXECUTABLE_PATH */
+#ifdef HAVE_ZOS_GET_EXECUTABLE_PATH
+/*
+ * Resolves the executable path from current program's directory and name.
+ *
+ * Returns 0 on success, -1 on failure.
+ */
+static int git_get_exec_path_zos(struct strbuf *buf)
+{
+ char *dir = __getprogramdir();
+ char *exe = getprogname();
+ if (dir && exe) {
+ strbuf_addf(buf, "%s/%s", dir, exe);
+ return 0;
+ }
+ return -1;
+}
+
+#endif /* HAVE_ZOS_GET_EXECUTABLE_PATH */
+
#ifdef HAVE_WPGMPTR
/*
* Resolves the executable path by using the global variable _wpgmptr.
@@ -206,6 +225,10 @@ static int git_get_exec_path(struct strbuf *buf, const char *argv0)
git_get_exec_path_wpgmptr(buf) &&
#endif /* HAVE_WPGMPTR */
+#ifdef HAVE_ZOS_GET_EXECUTABLE_PATH
+ git_get_exec_path_zos(buf) &&
+#endif /*HAVE_ZOS_GET_EXECUTABLE_PATH */
+
git_get_exec_path_from_argv0(buf, argv0)) {
return -1;
}