diff options
Diffstat (limited to 'erts/etc/common/erlc.c')
| -rw-r--r-- | erts/etc/common/erlc.c | 63 |
1 files changed, 56 insertions, 7 deletions
diff --git a/erts/etc/common/erlc.c b/erts/etc/common/erlc.c index f9d909e01c..cbbd2a37cd 100644 --- a/erts/etc/common/erlc.c +++ b/erts/etc/common/erlc.c @@ -1,7 +1,7 @@ /* * %CopyrightBegin% * - * Copyright Ericsson AB 1997-2013. All Rights Reserved. + * Copyright Ericsson AB 1997-2017. All Rights Reserved. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. @@ -71,13 +71,17 @@ static int pause_after_execution = 0; static char* process_opt(int* pArgc, char*** pArgv, int offset); static void error(char* format, ...); -static char* emalloc(size_t size); +static void* emalloc(size_t size); +#ifdef HAVE_COPYING_PUTENV +static void efree(void *p); +#endif static char* strsave(char* string); static void push_words(char* src); static int run_erlang(char* name, char** argv); static char* get_default_emulator(char* progname); #ifdef __WIN32__ static char* possibly_quote(char* arg); +static void* erealloc(void *p, size_t size); #endif /* @@ -146,6 +150,28 @@ get_env(char *key) } static void +set_env(char *key, char *value) +{ +#ifdef __WIN32__ + WCHAR wkey[MAXPATHLEN]; + WCHAR wvalue[MAXPATHLEN]; + MultiByteToWideChar(CP_UTF8, 0, key, -1, wkey, MAXPATHLEN); + MultiByteToWideChar(CP_UTF8, 0, value, -1, wvalue, MAXPATHLEN); + if (!SetEnvironmentVariableW(wkey, wvalue)) + error("SetEnvironmentVariable(\"%s\", \"%s\") failed!", key, value); +#else + size_t size = strlen(key) + 1 + strlen(value) + 1; + char *str = emalloc(size); + sprintf(str, "%s=%s", key, value); + if (putenv(str) != 0) + error("putenv(\"%s\") failed!", str); +#ifdef HAVE_COPYING_PUTENV + efree(str); +#endif +#endif +} + +static void free_env_val(char *value) { #ifdef __WIN32__ @@ -171,10 +197,10 @@ int main(int argc, char** argv) int i; int len; /* Convert argv to utf8 */ - argv = malloc((argc+1) * sizeof(char*)); + argv = emalloc((argc+1) * sizeof(char*)); for (i=0; i<argc; i++) { len = WideCharToMultiByte(CP_UTF8, 0, wcargv[i], -1, NULL, 0, NULL, NULL); - argv[i] = malloc(len*sizeof(char)); + argv[i] = emalloc(len*sizeof(char)); WideCharToMultiByte(CP_UTF8, 0, wcargv[i], -1, argv[i], len, NULL, NULL); } argv[argc] = NULL; @@ -187,6 +213,11 @@ int main(int argc, char** argv) error("Value of environment variable ERLC_EMULATOR is too large"); /* + * Add scriptname to env + */ + set_env("ESCRIPT_NAME", argv[0]); + + /* * Allocate the argv vector to be used for arguments to Erlang. * Arrange for starting to pushing information in the middle of * the array, to allow easy adding of emulator options (like -pa) @@ -370,7 +401,7 @@ wchar_t *make_commandline(char **argv) buff = (wchar_t *) emalloc(siz*sizeof(wchar_t)); } else if (siz < num) { siz = num; - buff = (wchar_t *) realloc(buff,siz*sizeof(wchar_t)); + buff = (wchar_t *) erealloc(buff,siz*sizeof(wchar_t)); } p = buff; num=0; @@ -478,15 +509,33 @@ error(char* format, ...) exit(1); } -static char* +static void* emalloc(size_t size) { - char *p = malloc(size); + void *p = malloc(size); if (p == NULL) error("Insufficient memory"); return p; } +#ifdef __WIN32__ +static void * +erealloc(void *p, size_t size) +{ + void *res = realloc(p, size); + if (res == NULL) + error("Insufficient memory"); + return res; +} +#endif + +#ifdef HAVE_COPYING_PUTENV +static void +efree(void *p) +{ + free(p); +} +#endif static char* strsave(char* string) { |