From 03bd6bda76e4dd4609e1663e5511848f5b393696 Mon Sep 17 00:00:00 2001
From: fosslinux <fosslinux@aussies.space>
Date: Mon, 21 Mar 2022 20:28:53 +1100
Subject: [PATCH] Allow M2-Mesoplanet to work on systems without /tmp

such as live-bootstrap
---
 cc.c       | 14 ++++++++++++--
 cc_spawn.c | 11 +++++++----
 2 files changed, 19 insertions(+), 6 deletions(-)

diff --git a/cc.c b/cc.c
index 5f5732c..ac77623 100644
--- a/cc.c
+++ b/cc.c
@@ -288,8 +288,18 @@ int main(int argc, char** argv, char** envp)
 	}
 	else
 	{
+		char* prefix = calloc(10, sizeof(char));
+		if(0 == access("/tmp", 0))
+		{
+			strcpy(prefix, "/tmp/");
+		}
+		else
+		{
+			strcpy(prefix, "tmp-");
+		}
 		name = calloc(100, sizeof(char));
-		strcpy(name, "/tmp/M2-Mesoplanet-XXXXXX");
+		strcpy(name, prefix);
+		strcat(name, "M2-Mesoplanet-XXXXXX");
 		i = mkstemp(name);
 		tempfile = fdopen(i, "w");
 		if(NULL != tempfile)
@@ -299,7 +309,7 @@ int main(int argc, char** argv, char** envp)
 			fclose(tempfile);
 
 			/* Make me a real binary */
-			spawn_processes(debug_flag, name, destination_name, envp);
+			spawn_processes(debug_flag, prefix, name, destination_name, envp);
 
 			/* And clean up the donkey */
 			if(!DIRTY_MODE) remove(name);
diff --git a/cc_spawn.c b/cc_spawn.c
index f38025e..14e2272 100644
--- a/cc_spawn.c
+++ b/cc_spawn.c
@@ -414,13 +414,14 @@ void spawn_M2(char* input, char* output, char* architecture, char** envp, int de
 	_execute("M2-Planet", array, envp);
 }
 
-void spawn_processes(int debug_flag, char* preprocessed_file, char* destination, char** envp)
+void spawn_processes(int debug_flag, char* prefix, char* preprocessed_file, char* destination, char** envp)
 {
 	int large_flag = FALSE;
 	if(WORDSIZE > 32) large_flag = TRUE;
 
 	char* M2_output = calloc(100, sizeof(char));
-	strcpy(M2_output, "/tmp/M2-Planet-XXXXXX");
+	strcpy(M2_output, prefix);
+	strcat(M2_output, "M2-Planet-XXXXXX");
 	int i = mkstemp(M2_output);
 	if(-1 != i)
 	{
@@ -437,7 +438,8 @@ void spawn_processes(int debug_flag, char* preprocessed_file, char* destination,
 	if(debug_flag)
 	{
 		blood_output = calloc(100, sizeof(char));
-		strcpy(blood_output, "/tmp/blood-elf-XXXXXX");
+		strcpy(blood_output, prefix);
+		strcat(blood_output, "blood-elf-XXXXXX");
 		i = mkstemp(blood_output);
 		if(-1 != i)
 		{
@@ -452,7 +454,8 @@ void spawn_processes(int debug_flag, char* preprocessed_file, char* destination,
 	}
 
 	char* M1_output = calloc(100, sizeof(char));
-	strcpy(M1_output, "/tmp/M1-macro-XXXXXX");
+	strcpy(M1_output, prefix);
+	strcat(M1_output, "M1-macro-XXXXXX");
 	i = mkstemp(M1_output);
 	if(-1 != i)
 	{